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DL06 Micro PLC User Manual
Volume 1 of 2
Manual Number: D0-06USER-M

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

~ WARNING ~
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DL06 Micro PLC USER MANUAL

Please include the Manual Number and the Manual Issue, both shown below,
when communicating with Technical Support regarding this publication.
Manual Number:

D0-06USER-M

Issue: 			

3rd Edition, Rev. D

Issue Date: 		

6/16
Publication History

Issue

Date

Description of Changes

First Edition
Rev. A
Rev. B

7/02
10/02
6/03

2nd Edition

3/04

Original
Updated drawing images and made minor corrections.
Added new PLC and made numerous corrections.
Added two appendices, removed discrete module data and made numerous
corrections.

3rd Edition

3/07

Corrected all tables, many corrections to Chapters 2, 3, 4, 5, 6, and 7; Chapter 3
(HSIO) was moved to the Appendices and Chapter 4 was divided into Chapters 3 &
4; added DS5 Intelligent Boxes to Chapter 5; added Ramp/Soak example to Chapter
8; Numbering Systems and Serial Communications were added to Appendices; many
minor corrections were made throughout manual.

Rev. A

5/07

Minor corrections and updates.

Rev. B

6/11

Updated Chapter 5 with current DirectSOFT dialog views, corrected number of
registers needed to use the print message instruction, removed fuses and corrected
I/O wiring drawings, and other minor corrections and updates.

Rev. C

2/13

Added H0-CTRIO2 references.
Minor corrections and updates.
Added transient suppression for inductive loads.

Rev. D

6/16

Corrections and updates.

Notes

DL06 Micro PLC User Manual

Table of Contents
Chapter 1: Getting Started
Introduction................................................................................................................ 1–2
The Purpose of this Manual....................................................................................... 1–2
Supplemental Manuals.............................................................................................. 1–2
Technical Support..................................................................................................... 1–2
Conventions Used....................................................................................................... 1–3
Key Topics for Each Chapter...................................................................................... 1–3
DL06 Micro PLC Overview.......................................................................................... 1–4
The DL06 PLC Features............................................................................................. 1–4
DirectSOFT Programming for Windows™................................................................. 1–4
Handheld Programmer.............................................................................................. 1–5
I/O Quick Selection Guide.......................................................................................... 1–5
Quick Start.................................................................................................................. 1–6
Steps to Designing a Successful System.................................................................. 1–10
Questions and Answers about DL06 Micro PLCs..................................................... 1–12

Chapter 2: Installation, Wiring, and Specifications
Safety Guidelines........................................................................................................ 2–2
Plan for Safety........................................................................................................... 2–2
Three Levels of Protection......................................................................................... 2–3
Emergency Stops....................................................................................................... 2–3
Emergency Power Disconnect................................................................................... 2–4
Orderly System Shutdown......................................................................................... 2–4
Class 1, Division 2 Approval...................................................................................... 2–4
Orientation to DL06 Front Panel............................................................................... 2–5
Terminal Block Removal............................................................................................ 2–6
Mounting Guidelines.................................................................................................. 2–7

Table of Contents
Unit Dimensions........................................................................................................ 2–7
Enclosures................................................................................................................. 2–7
Panel Layout & Clearances........................................................................................ 2–8
Using Mounting Rails................................................................................................ 2–9
Environmental Specifications................................................................................... 2–10
Agency Approvals.................................................................................................... 2–10
Marine Use.............................................................................................................. 2–10
Wiring Guidelines..................................................................................................... 2–11
External Power Source............................................................................................. 2–12
Planning the Wiring Routes..................................................................................... 2–12
Fuse Protection for Input and Output Circuits......................................................... 2–13
I/O Point Numbering.............................................................................................. 2–13
System Wiring Strategies......................................................................................... 2–14
PLC Isolation Boundaries......................................................................................... 2–14
Connecting Operator Interface Devices................................................................... 2–15
Connecting Programming Devices.......................................................................... 2–15
Sinking / Sourcing Concepts................................................................................... 2–16
I/O “Common” Terminal Concepts......................................................................... 2–17
Connecting DC I/O to “Solid State” Field Devices................................................... 2–18
Solid State Input Sensors......................................................................................... 2–18
Solid State Output Loads......................................................................................... 2–18
Relay Output Wiring Methods................................................................................. 2–20
Relay Outputs-Transient Suppression For Inductive Loads in a Control System........ 2–21
Prolonging Relay Contact Life................................................................................. 2–26
DC Input Wiring Methods....................................................................................... 2–27
DC Output Wiring Methods.................................................................................... 2–28
High-Speed I/O Wiring Methods............................................................................. 2–29
Wiring Diagrams and Specifications........................................................................ 2–30
D0–06AA I/O Wiring Diagram................................................................................. 2–30
D0–06AR I/O Wiring Diagram................................................................................. 2–32
D0–06DA I/O Wiring Diagram................................................................................ 2–34
D0–06DD1 I/O Wiring Diagram.............................................................................. 2–36
D0–06DD2 I/O Wiring Diagram.............................................................................. 2–38
D0–06DR I/O Wiring Diagram................................................................................. 2–40
D0–06DD1–D I/O Wiring Diagram.......................................................................... 2–42
D0–06DD2–D I/O Wiring Diagram.......................................................................... 2–44
D0–06DR–D I/O Wiring Diagram............................................................................ 2–46

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Glossary of Specification Terms............................................................................... 2–48

Chapter 3: CPU Specifications and Operation
Overview.3–2
DL06 CPU Features................................................................................................... 3–2
CPU Specifications...................................................................................................... 3–3
CPU Hardware Setup.................................................................................................. 3–4
Communication Port Pinout Diagrams...................................................................... 3–4
Connecting the Programming Devices...................................................................... 3–5
CPU Setup Information............................................................................................. 3–5
Status Indicators........................................................................................................ 3–6
Mode Switch Functions............................................................................................. 3–6
Changing Modes in the DL06 PLC............................................................................ 3–7
Mode of Operation at Power-up............................................................................... 3–7
Using Battery Backup................................................................................................. 3–8
Battery Backup.......................................................................................................... 3–8
Auxiliary Functions.................................................................................................... 3–9
Clearing an Existing Program.................................................................................... 3–9
Initializing System Memory....................................................................................... 3–9
Setting Retentive Memory Ranges........................................................................... 3–10
Using a Password.................................................................................................... 3–11
CPU Operation.......................................................................................................... 3–12
CPU Operating System............................................................................................ 3–12
Program Mode........................................................................................................ 3–13
Run Mode............................................................................................................... 3–13
Read Inputs............................................................................................................. 3–14
Service Peripherals and Force I/O............................................................................ 3–14
CPU Bus Communication........................................................................................ 3–15
Update Clock, Special Relays and Special Registers.................................................. 3–15
Solve Application Program...................................................................................... 3–16
Solve PID Loop Equations........................................................................................ 3–16
Write Outputs......................................................................................................... 3–16
Write Outputs to Specialty I/O................................................................................ 3–16
Diagnostics.............................................................................................................. 3–17
I/O Response Time................................................................................................... 3–17
Is Timing Important for Your Application?............................................................... 3–17

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Table of Contents
Normal Minimum I/O Response.............................................................................. 3–18
Normal Maximum I/O Response............................................................................. 3–18
Improving Response Time....................................................................................... 3–19
CPU Scan Time Considerations................................................................................ 3–20
Reading Inputs........................................................................................................ 3–20
Writing Outputs...................................................................................................... 3–20
Service Peripherals................................................................................................... 3–21
CPU Bus Communication........................................................................................ 3–21
Update Clock/Calendar, Special Relays, Special Registers........................................ 3–21
Application Program Execution............................................................................... 3–22
PLC Numbering Systems......................................................................................... 3–23
PLC Resources......................................................................................................... 3–23
V–Memory.............................................................................................................. 3–24
Binary-Coded Decimal Numbers............................................................................. 3–24
Hexadecimal Numbers............................................................................................ 3–24
Memory Map............................................................................................................ 3–25
Octal Numbering System........................................................................................ 3–25
Discrete and Word Locations................................................................................... 3–25
V-memory Locations for Discrete Memory Areas..................................................... 3–25
Input Points (X Data Type)...................................................................................... 3–26
Output Points (Y Data Type)................................................................................... 3–26
Control Relays (C Data Type).................................................................................. 3–26
Timers and Timer Status Bits (T Data Type)............................................................. 3–26
Timer Current Values (V Data Type)........................................................................ 3–27
Counters and Counter Status Bits (CT Data type).................................................... 3–27
Counter Current Values (V Data Type).................................................................... 3–27
Word Memory (V Data Type).................................................................................. 3–28
Stages (S Data type)................................................................................................ 3–28
Special Relays (SP Data Type).................................................................................. 3–28
DL06 System V-memory........................................................................................... 3–29
System Parameters and Default Data Locations (V Data Type)................................ 3–29
DL06 Aliases.............................................................................................................. 3–31
DL06 Memory Map................................................................................................... 3–32
X Input/Y Output Bit Map....................................................................................... 3–33
Stage Control/Status Bit Map.................................................................................. 3–34
Control Relay Bit Map.............................................................................................. 3–36

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Table of Contents
Timer Status Bit Map................................................................................................ 3–38
Counter Status Bit Map............................................................................................ 3–38
GX and GY I/O Bit Map........................................................................................... 3–39

Chapter 4: System Design and Configuration
DL06 System Design Strategies................................................................................. 4–2
I/O System Configurations........................................................................................ 4–2
Networking Configurations....................................................................................... 4–2
Module Placement...................................................................................................... 4–3
Slot Numbering........................................................................................................ 4–3
Automatic I/O Configuration..................................................................................... 4–4
Manual I/O Configuration......................................................................................... 4–4
Power Budgeting........................................................................................................ 4–5
Power supplied ........................................................................................................ 4–5
Power required by base unit .................................................................................... 4–5
Power required by option cards ............................................................................... 4–5
Configuring the DL06’s Comm Ports......................................................................... 4–7
DL06 Port Specifications............................................................................................ 4–7
DL06 Port Pinouts..................................................................................................... 4–7
Choosing a Network Specification............................................................................. 4–8
RS-232 Network........................................................................................................ 4–8
RS-422 Network........................................................................................................ 4–8
RS-485 Network........................................................................................................ 4–8
Connecting to MODBUS and DirectNET Networks................................................... 4–9
MODBUS Port Configuration..................................................................................... 4–9
DirectNET Port Configuration.................................................................................. 4–10
Non–Sequence Protocol (ASCII In/Out and PRINT)................................................ 4–11
Non-Sequence Port Configuration........................................................................... 4–11
Network Slave Operation......................................................................................... 4–12
MODBUS Function Codes Supported...................................................................... 4–12
Determining the MODBUS Address......................................................................... 4–12
If Your Host Software Requires the Data Type and Address..................................... 4–13
Example 1: V2100................................................................................................... 4–14
Example 2: Y20....................................................................................................... 4–14
Example 3: T10 Current Value................................................................................. 4–14

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Table of Contents
Example 4: C54....................................................................................................... 4–14
If Your MODBUS Host Software Requires an Address ONLY.................................... 4–15
Example 1: V2100 584/984 Mode.......................................................................... 4–16
Example 2: Y20 584/984 Mode.............................................................................. 4–16
Example 3: T10 Current Value 484 Mode............................................................... 4–17
Example 4: C54 584/984 Mode.............................................................................. 4–17
Network Master Operation...................................................................................... 4–17
Step 1: Identify Master Port # and Slave #.............................................................. 4–18
Step 2: Load Number of Bytes to Transfer............................................................... 4–18
Step 3: Specify Master Memory Area....................................................................... 4–19
Step 4: Specify Slave Memory Area......................................................................... 4–20
Communications from a Ladder Program................................................................ 4–21
Multiple Read and Write Interlocks.......................................................................... 4–21
Network Master Operation (using MRX and MWX Instructions).......................... 4–22
MODBUS Function Codes Supported...................................................................... 4–22
MODBUS Read from Network(MRX)....................................................................... 4–23
MRX Slave Memory Address.................................................................................... 4–24
MRX Master Memory Addresses.............................................................................. 4–24
MRX Number of Elements....................................................................................... 4–24
MRX Exception Response Buffer.............................................................................. 4–24
MODBUS Write to Network (MWX)........................................................................ 4–25
MWX Slave Memory Address.................................................................................. 4–26
MWX Master Memory Addresses............................................................................. 4–26
MWX Number of Elements...................................................................................... 4–26
MWX Exception Response Buffer............................................................................. 4–26
MRX/MWX Example in DirectSOFT......................................................................... 4–27
Multiple Read and Write Interlocks.......................................................................... 4–27

Chapter 5: Standard RLL Instructions
Introduction................................................................................................................ 5–2
Using Boolean Instructions........................................................................................ 5–5
END Statement......................................................................................................... 5–5
Simple Rungs............................................................................................................ 5–5
Normally Closed Contact.......................................................................................... 5–6
Contacts in Series...................................................................................................... 5–6
Midline Outputs........................................................................................................ 5–6

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Parallel Elements........................................................................................................ 5–7
Joining Series Branches in Parallel.............................................................................. 5–7
Joining Parallel Branches in Series.............................................................................. 5–7
Combination Networks............................................................................................. 5–7
Comparative Boolean................................................................................................ 5–8
Boolean Stack............................................................................................................ 5–8
Immediate Boolean................................................................................................... 5–9
Boolean Instructions ................................................................................................ 5–10
Comparative Boolean............................................................................................... 5–26
Immediate Instructions............................................................................................ 5–32
Timer, Counter and Shift Register Instructions....................................................... 5–39
Using Timers........................................................................................................... 5–39
Timer Example Using Discrete Status Bits................................................................ 5–41
Timer Example Using Comparative Contacts........................................................... 5–41
Accumulating Timer Example using Discrete Status Bits.......................................... 5–43
Accumulator Timer Example Using Comparative Contacts...................................... 5–43
Using Counters....................................................................................................... 5–44
Counter Example Using Discrete Status Bits............................................................ 5–46
Counter Example Using Comparative Contacts....................................................... 5–46
Stage Counter Example Using Discrete Status Bits................................................... 5–48
Stage Counter Example Using Comparative Contacts............................................. 5–48
Up / Down Counter Example Using Discrete Status Bits.......................................... 5–50
Up / Down Counter Example Using Comparative Contacts..................................... 5–50
Accumulator/Stack Load and Output Data Instructions......................................... 5–52
Using the Accumulator............................................................................................ 5–52
Copying Data to the Accumulator........................................................................... 5–52
Changing the Accumulator Data............................................................................. 5–53
Using the Accumulator Stack................................................................................... 5–54
Using Pointers......................................................................................................... 5–55
Logical Instructions (Accumulator).......................................................................... 5–69
Math Instructions..................................................................................................... 5–86
Transcendental Functions...................................................................................... 5–118
Bit Operation Instructions...................................................................................... 5–120
Number Conversion Instructions (Accumulator)................................................... 5–127
Shuffle Digits Block Diagram................................................................................. 5–139

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Table of Contents
Table Instructions................................................................................................... 5–141
Copy Data From a Data Label Area to V-memory.................................................. 5–143
Clock/Calendar Instructions................................................................................... 5–171
CPU Control Instructions........................................................................................ 5–173
Program Control Instructions................................................................................ 5–175
Interrupt Instructions............................................................................................. 5–183
Message Instructions.............................................................................................. 5–186
Move Block Instruction (MOVBLK)........................................................................ 5–189
Copy Data From a Data Label Area to V-memory.................................................. 5–189
Intelligent I/O Instructions..................................................................................... 5–194
Read from Intelligent Module (RD)........................................................................ 5–194
Write to Intelligent Module (WT).......................................................................... 5–195
Network Instructions.............................................................................................. 5–196
Direct Text Entry................................................................................................... 5–200
Embedding date and/or time variables.................................................................. 5–201
Embedding V-memory data.................................................................................. 5–201
Data Format Suffixes for Embedded V-memory Data............................................ 5–202
Text Entry from V-memory.................................................................................... 5–203
MODBUS RTU Instructions .................................................................................... 5–204
MRX Slave Address Ranges.................................................................................... 5–205
MWX Slave Address Ranges.................................................................................. 5–208
MWX Master Memory Address Ranges.................................................................. 5–208
MWX Number of Elements ................................................................................. 5–208
MWX Exception Response Buffer........................................................................... 5–208
ASCII Instructions................................................................................................... 5–210
Reading ASCII Input Strings................................................................................... 5–210
Writing ASCII Output Strings................................................................................. 5–210
Managing the ASCII Strings.................................................................................. 5–211
Intelligent Box (IBox) Instructions......................................................................... 5–230

Chapter 6: Drum Instruction Programming
Introduction................................................................................................................ 6–2

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Volume Two:
Table of Contents
Purpose..................................................................................................................... 6–2
Drum Terminology.................................................................................................... 6–2
Drum Chart Representation....................................................................................... 6–3
Output Sequences..................................................................................................... 6–3
Step Transitions.......................................................................................................... 6–4
Drum Instruction Types............................................................................................. 6–4
Timer-Only Transitions.............................................................................................. 6–4
Timer and Event Transitions...................................................................................... 6–5
Event-Only Transitions............................................................................................... 6–6
Counter Assignments................................................................................................ 6–6
Last Step Completion................................................................................................ 6–7
Overview of Drum Operation.................................................................................... 6–8
Drum Instruction Block Diagram............................................................................... 6–8
Powerup State of Drum Registers.............................................................................. 6–9
Drum Control Techniques........................................................................................ 6–10
Drum Control Inputs............................................................................................... 6–10
Self-Resetting Drum................................................................................................ 6–11
Initializing Drum Outputs........................................................................................ 6–11
Using Complex Event Step Transitions.................................................................... 6–11
Drum Instruction...................................................................................................... 6–12
Timed Drum with Discrete Outputs (DRUM)........................................................... 6–12
Event Drum (EDRUM)............................................................................................. 6–14
Handheld Programmer Drum Mnemonics............................................................... 6–16
Masked Event Drum with Discrete Outputs (MDRMD)............................................ 6–19
Masked Event Drum with Word Output (MDRMW)................................................ 6–21

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Chapter 7: RLLPLUS Stage Programming
Introduction to Stage Programming......................................................................... 7–2
Overcoming “Stage Fright”....................................................................................... 7–2
Learning to Draw State Transition Diagrams............................................................ 7–3
Introduction to Process States................................................................................... 7–3
The Need for State Diagrams.................................................................................... 7–3
A 2–State Process...................................................................................................... 7–3
RLL Equivalent........................................................................................................... 7–4
Stage Equivalent........................................................................................................ 7–4
Let’s Compare........................................................................................................... 7–5
Initial Stages.............................................................................................................. 7–5
What Stage Bits Do................................................................................................... 7–6
Stage Instruction Characteristics................................................................................ 7–6
Using the Stage Jump Instruction for State Transitions........................................... 7–7
Stage Jump, Set, and Reset Instructions..................................................................... 7–7
Stage Program Example: Toggle On/Off Lamp Controller....................................... 7–8
A 4–State Process...................................................................................................... 7–8
Four Steps to Writing a Stage Program.................................................................... 7–9
1. Write a Word Description of the application......................................................... 7–9
2. Draw the Block Diagram....................................................................................... 7–9
3. Draw the State Transition Diagram....................................................................... 7–9
4. Write the Stage Program....................................................................................... 7–9
Stage Program Example: A Garage Door Opener................................................... 7–10
Garage Door Opener Example................................................................................ 7–10
Draw the Block Diagram......................................................................................... 7–10
Draw the State Diagram.......................................................................................... 7–11
Add Safety Light Feature......................................................................................... 7–12
Modify the Block Diagram and State Diagram........................................................ 7–12
Using a Timer Inside a Stage................................................................................... 7–13
Add Emergency Stop Feature.................................................................................. 7–14
Exclusive Transitions................................................................................................ 7–14
Stage Program Design Considerations.................................................................... 7–15
Stage Program Organization................................................................................... 7–15
How Instructions Work Inside Stages....................................................................... 7–16
Using a Stage as a Supervisory Process.................................................................... 7–17

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Stage Counter......................................................................................................... 7–17
Power Flow Transition Technique............................................................................ 7–18
Stage View in DirectSOFT........................................................................................ 7–18
Parallel Processing Concepts.................................................................................... 7–19
Parallel Processes..................................................................................................... 7–19
Converging Processes.............................................................................................. 7–19
Convergence Stages (CV)........................................................................................ 7–19
Convergence Jump (CVJMP).................................................................................... 7–20
Convergence Stage Guidelines................................................................................ 7–20
RLLPLUS (Stage) Instructions..................................................................................... 7–21
Stage (SG)............................................................................................................... 7–21
Initial Stage (ISG).................................................................................................... 7–22
Jump (JMP)............................................................................................................. 7–22
Not Jump (NJMP).................................................................................................... 7–22
Converge Stage (CV) and Converge Jump (CVJMP)................................................ 7–23
Block Call (BCALL)................................................................................................... 7–25
Block (BLK).............................................................................................................. 7–25
Block End (BEND).................................................................................................... 7–25
Questions and Answers about Stage Programming............................................... 7–27

Chapter 8: PID Loop Operation
DL06 PID Control........................................................................................................ 8–2
DL06 PID Control Features........................................................................................ 8–2
Introduction to PID Control....................................................................................... 8–4
What is PID Control?................................................................................................. 8–4
Introducing DL06 PID Control................................................................................... 8–6
Process Control Definitions........................................................................................ 8–8
PID Loop Operation.................................................................................................... 8–9
Position Form of the PID Equation............................................................................. 8–9
Reset Windup Protection......................................................................................... 8–10
Freeze Bias.............................................................................................................. 8–11
Adjusting the Bias.................................................................................................... 8–11
Step Bias Proportional to Step Change in SP........................................................... 8–12
Eliminating Proportional, Integral or Derivative Action............................................ 8–12
Velocity Form of the PID Equation........................................................................... 8–12

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Bumpless Transfer................................................................................................... 8–13
Loop Alarms............................................................................................................ 8–13
Loop Operating Modes........................................................................................... 8–14
Special Loop Calculations........................................................................................ 8–14
Ten Steps to Successful Process Control................................................................. 8–16
PID Loop Setup......................................................................................................... 8–18
Some Things to Do and Know Before Starting........................................................ 8–18
PID Error Flags......................................................................................................... 8–18
Establishing the Loop Table Size and Location........................................................ 8–18
Loop Table Word Definitions................................................................................... 8–20
PID Mode Setting 1 Bit Descriptions (Addr + 00).................................................... 8–21
PID Mode Setting 2 Bit Descriptions (Addr + 01).................................................... 8–22
Mode/Alarm Monitoring Word (Addr + 06)............................................................ 8–23
Ramp/Soak Table Flags (Addr + 33)........................................................................ 8–23
Ramp/Soak Table Location (Addr + 34)................................................................... 8–24
Ramp/Soak Table Programming Error Flags (Addr + 35)......................................... 8–24
Configure the PID Loop.......................................................................................... 8–25
PID Loop Tuning....................................................................................................... 8–40
Open-Loop Test...................................................................................................... 8–40
Manual Tuning Procedure....................................................................................... 8–41
Alternative Manual Tuning Procedures by Others.................................................... 8–44
Tuning PID Controllers............................................................................................ 8–44
Auto Tuning Procedure........................................................................................... 8–45
Use DirectSOFT 5 Data View with PID View............................................................ 8–49
Open a New Data View Window............................................................................. 8–49
Open PID View........................................................................................................ 8–50
Using the Special PID Features................................................................................ 8–53
How to Change Loop Modes.................................................................................. 8–53
Operator Panel Control of PID Modes..................................................................... 8–54
PLC Modes Effect on Loop Modes........................................................................... 8–54
Loop Mode Override............................................................................................... 8–54
PV Analog Filter....................................................................................................... 8–55
Creating an Analog Filter in Ladder Logic................................................................ 8–56
Use the DirectSOFT Filter Intelligent Box Instructions.............................................. 8-57
FilterB Example........................................................................................................ 8-57
Ramp/Soak Generator.............................................................................................. 8–58

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Introduction............................................................................................................ 8–58
Ramp/Soak Table.................................................................................................... 8–59
Ramp/Soak Table Flags............................................................................................ 8–61
Ramp/Soak Generator Enable.................................................................................. 8–61
Ramp/Soak Controls................................................................................................ 8–61
Ramp/Soak Profile Monitoring................................................................................. 8–62
Ramp/Soak Programming Errors.............................................................................. 8–62
Testing Your Ramp/Soak Profile............................................................................... 8–62
DirectSOFT Ramp/Soak Example.............................................................................. 8-63
Setup the Profile in PID Setup................................................................................. 8-63
Program the Ramp/Soak Control in Relay Ladder.................................................... 8-63
Test the Profile........................................................................................................ 8-64
Cascade Control........................................................................................................ 8–65
Introduction............................................................................................................ 8–65
Cascaded Loops in the DL06 CPU........................................................................... 8–66
Tuning Cascaded Loops.......................................................................................... 8–67
Time-Proportioning Control..................................................................................... 8–68
On/Off Control Program Example........................................................................... 8–69
Feedforward Control................................................................................................ 8–70
Feedforward Example.............................................................................................. 8–71
PID Example Program.............................................................................................. 8–72
Program Setup for the PID Loop............................................................................. 8–72
Troubleshooting Tips............................................................................................... 8–75
Glossary of PID Loop Terminology.......................................................................... 8–77
Bibliography ............................................................................................................ 8–79

Chapter 9: Maintenance and Troubleshooting
Hardware System Maintenance................................................................................. 9–2
Standard Maintenance.............................................................................................. 9–2
Diagnostics.................................................................................................................. 9–2
Diagnostics................................................................................................................ 9–2
Fatal Errors................................................................................................................ 9–2
Non-fatal Errors......................................................................................................... 9–2
V-memory Error Code Locations................................................................................ 9–3
Special Relays (SP) Corresponding to Error Codes..................................................... 9–3
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DL06 Micro PLC Error Codes..................................................................................... 9–4
Program Error Codes................................................................................................. 9–5
CPU Indicators............................................................................................................ 9–6
PWR Indicator........................................................................................................... 9–6
RUN Indicator........................................................................................................... 9–7
CPU Indicator............................................................................................................ 9–7
Communications Problems........................................................................................ 9–7
I/O Point Troubleshooting......................................................................................... 9–8
Possible Causes......................................................................................................... 9–8
Some Quick Steps..................................................................................................... 9–8
Handheld Programmer Keystrokes Used to Test an Output Point.............................. 9–9
Noise Troubleshooting............................................................................................. 9–10
Electrical Noise Problems......................................................................................... 9–10
Reducing Electrical Noise........................................................................................ 9–10
Machine Startup and Program Troubleshooting.................................................... 9–11
Syntax Check.......................................................................................................... 9–11
Special Instructions.................................................................................................. 9–12
Duplicate Reference Check...................................................................................... 9–13
Run Time Edits........................................................................................................ 9–14
Run Time Edit Example........................................................................................... 9–15
Forcing I/O Points................................................................................................... 9–16
Regular Forcing with Direct Access.......................................................................... 9–18
Bit Override Forcing................................................................................................ 9–19
Bit Override Indicators............................................................................................. 9–19
Reset the PLC to Factory Defaults............................................................................ 9–20

Chapter 10: LCD Display Panel
Introduction to the DL06 LCD Display Panel.......................................................... 10–2
Keypad... 10–2
Snap-in installation................................................................................................... 10–3
Display Priority......................................................................................................... 10–4
Menu Navigation...................................................................................................... 10–5
Confirm PLC Type, Firmware Revision Level, Memory Usage, Etc......................... 10–6
Examining Option Slot Contents............................................................................. 10–8

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Menu 2, M2:SYSTEM CFG. ..................................................................................... 10–8
Monitoring and Changing Data Values................................................................. 10–10
Menu 3, M3:MONITOR ....................................................................................... 10–10
Data Monitor........................................................................................................ 10–10
V-memory values................................................................................................... 10–10
Pointer values........................................................................................................ 10–12
Bit Monitor............................................................................................................. 10–13
Bit status............................................................................................................... 10–13
Changing Date and Time....................................................................................... 10–14
Menu 4, M4 : CALENDAR R/W.............................................................................. 10–14
Setting Password and Locking............................................................................... 10–17
Menu 5, M5 : PASSWORD R/W............................................................................. 10–17
Reviewing Error History.......................................................................................... 10–20
Menu 6, M6 : ERR HISTORY.................................................................................. 10–20
Toggle Light and Beeper, Test Keys...................................................................... 10–21
Menu 7, M7 : LCD TEST&SET............................................................................... 10–21
PLC Memory Information for the LCD Display Panel........................................... 10–22
Data Format Suffixes for Embedded V-memory Data............................................ 10–22
Reserved memory registers for the LCD Display Panel........................................... 10–23
V7742 bit definitions............................................................................................. 10–24
Changing the Default Screen................................................................................. 10–25
Example program for setting the default screen message...................................... 10–25
DL06 LCD Display Panel Instruction (LCD)............................................................ 10–26
Source of message................................................................................................ 10–26
ASCII Character Codes.......................................................................................... 10–27
Example program: alarm with embedded date/time stamp.................................. 10–28
Example program: alarm with embedded V-memory data.................................... 10–29
Example program: alarm text from V-memory with embedded V-memory data... 10–30

Appendix A: Auxiliary Functions
Introduction................................................................................................................A–2
Purpose of Auxiliary Functions...................................................................................A–2
Accessing AUX Functions via DirectSOFT...................................................................A–3
Accessing AUX Functions via the Handheld Programmer...........................................A–3

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AUX 2* — RLL Operations..........................................................................................A–4
AUX 21 Check Program............................................................................................A–4
AUX 22 Change Reference........................................................................................A–4
AUX 23 Clear Ladder Range......................................................................................A–4
AUX 24 Clear Ladders...............................................................................................A–4
AUX 3* — V-memory Operations...............................................................................A–4
AUX 31 Clear V-memory...........................................................................................A–4
AUX 4* — I/O Configuration......................................................................................A–5
AUX 41 Show I/O Configuration...............................................................................A–5
AUX 5* — CPU Configuration....................................................................................A–5
AUX 51 Modify Program Name.................................................................................A–5
AUX 53 Display Scan Time........................................................................................A–5
AUX 54 Initialize Scratchpad.....................................................................................A–5
AUX 55 Set Watchdog Timer....................................................................................A–5
AUX 56 CPU Network Address..................................................................................A–6
AUX 57 Set Retentive Ranges....................................................................................A–6
AUX 58 Test Operations............................................................................................A–6
AUX 59 Bit Override..................................................................................................A–7
AUX 5B Counter Interface Configuration...................................................................A–7
AUX 5D Select PLC Scan Mode.................................................................................A–7
AUX 6* — Handheld Programmer Configuration.....................................................A–8
AUX 61 Show Revision Numbers...............................................................................A–8
AUX 62 Beeper On/Off..............................................................................................A–8
AUX 65 Run Self Diagnostics.....................................................................................A–8
AUX 7* — EEPROM Operations..................................................................................A–8
Transferrable Memory Areas......................................................................................A–8
AUX 71 CPU to HPP EEPROM....................................................................................A–8
AUX 72 HPP EEPROM to CPU....................................................................................A–9
AUX 73 Compare HPP EEPROM to CPU....................................................................A–9
AUX 74 HPP EEPROM Blank Check............................................................................A–9
AUX 75 Erase HPP EEPROM.......................................................................................A–9
AUX 76 Show EEPROM Type.....................................................................................A–9
AUX 8* — Password Operations................................................................................A–9
AUX 81 Modify Password..........................................................................................A–9
AUX 82 Unlock CPU................................................................................................A–10
AUX 83 Lock CPU...................................................................................................A–10

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Appenedix B: DL06 Error codes
DL06 Error Codes........................................................................................................B–2

Appendix C: Instruction Execution Times
Introduction................................................................................................................C–2
V-Memory Data Registers..........................................................................................C–2
V-Memory Bit Registers.............................................................................................C–2
How to Read the Tables............................................................................................C–2
Instruction Execution Times.......................................................................................C–3
Boolean Instructions..................................................................................................C–3
Comparative Boolean Instructions.............................................................................C–4
Immediate Instructions............................................................................................C–11
Bit of Word Boolean Instructions.............................................................................C–12
Timer, Counter and Shift Register...........................................................................C–13
Accumulator Data Instructions................................................................................C–14
Logical Instructions.................................................................................................C–15
Math Instructions....................................................................................................C–16
Differential Instructions...........................................................................................C–19
Bit Instructions........................................................................................................C–19
Number Conversion Instructions.............................................................................C–20
Table Instructions....................................................................................................C–20
CPU Control Instructions.........................................................................................C–22
Program Control Instructions..................................................................................C–22
Interrupt Instructions...............................................................................................C–22
Network Instructions...............................................................................................C–22
Intelligent I/O Instructions.......................................................................................C–23
Message Instructions...............................................................................................C–23
RLLPLUS Instructions..................................................................................................C–23
Drum Instructions...................................................................................................C–23
Clock/Calendar Instructions.....................................................................................C–24
MODBUS Instructions..............................................................................................C–24
ASCII Instructions....................................................................................................C–24

Appendix D: Special Relays
DL06 PLC Special Relays............................................................................................ D–2
Startup and Real-Time Relays................................................................................... D–2

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CPU Status Relays..................................................................................................... D–2
System Monitoring................................................................................................... D–3
Accumulator Status.................................................................................................. D–3
HSIO Input Status..................................................................................................... D–4
HSIO Pulse Output Relay.......................................................................................... D–4
Communication Monitoring Relay............................................................................ D–4
Option Slot Communication Monitoring Relay......................................................... D–4
Option Slot Special Relay......................................................................................... D–4
Counter 1 Mode 10 Equal Relays............................................................................. D–5
Counter 2 Mode 10 Equal Relays............................................................................. D–6

Appendix E: High-speed Input and Pulse Output Features
Introduction................................................................................................................ E–2
Built-in Motion Control Solution............................................................................... E–2
Availability of HSIO Features...................................................................................... E–2
Dedicated High- Speed I/O Circuit............................................................................ E–3
Wiring Diagrams for Each HSIO Mode...................................................................... E–3
Choosing the HSIO Operating Mode......................................................................... E–4
Understanding the Six Modes................................................................................... E–4
Default Mode............................................................................................................ E–5
Configuring the HSIO Mode..................................................................................... E–6
Configuring Inputs X0 – X3....................................................................................... E–6
Mode 10: High-Speed Counter.................................................................................. E–7
Purpose..................................................................................................................... E–7
Functional Block Diagram.......................................................................................... E–7
Wiring Diagram......................................................................................................... E–8
Interfacing to Counter Inputs.................................................................................... E–8
Setup for Mode 10.................................................................................................... E–9
Presets and Special Relays......................................................................................... E–9
Absolute and Incremental Presets............................................................................ E–10
Preset Data Starting Location.................................................................................. E–11
Using Fewer than 24 Presets................................................................................... E–11
Equal Relay Numbers.............................................................................................. E–12
Calculating Your Preset Values................................................................................. E–13
X Input Configuration............................................................................................. E–14
Writing Your Control Program................................................................................. E–15
Program Example 1: Counter Without Presets......................................................... E–16
Program Example 2: Counter With Presets.............................................................. E–18

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Program Example 3: Counter With Preload............................................................. E–21
Troubleshooting Guide for Mode 10....................................................................... E–23
Symptom: The counter does not count................................................................... E–23
Symptom: The counter counts but the presets do not function.............................. E–23
Symptom: The counter counts up but will not reset............................................... E–23
Mode 20: Up/Down Counter................................................................................... E–24
Purpose................................................................................................................... E–24
Functional Block Diagram........................................................................................ E–24
Quadrature Encoder Signals.................................................................................... E–25
Wiring Diagram....................................................................................................... E–25
Interfacing to Encoder Outputs............................................................................... E–26
Setup for Mode 20.................................................................................................. E–27
Presets and Special Relays....................................................................................... E–27
X Input Configuration............................................................................................. E–28
Mode 20 Up/Down Counter................................................................................... E–28
Writing Your Control Program................................................................................. E–29
Program Example 1: Quadrature Counting with an Interrupt.................................. E–30
Program Example 2: Up/Down Counting with Standard Inputs.............................. E–32
Program Example 3: Quadrature Counting............................................................. E–34
Troubleshooting Guide for Mode 20....................................................................... E–37
Symptom: The counter does not count................................................................... E–37
Symptom: The counter counts in the wrong direction........................................... E–37
Symptom: The counter counts up and down but will not reset............................... E–37
Mode 30: Pulse Output............................................................................................ E–38
Purpose................................................................................................................... E–38
Functional Block Diagram........................................................................................ E–39
Wiring Diagram....................................................................................................... E–40
Interfacing to Drive Inputs....................................................................................... E–40
Motion Profile Specifications................................................................................... E–41
Physical I/O Configuration....................................................................................... E–41
Logical I/O Functions.............................................................................................. E–41
Setup for Mode 30.................................................................................................. E–42
Profile/Velocity Select Register................................................................................. E–43
Profile Parameter Table............................................................................................ E–43
Automatic Trapezoidal Profile.................................................................................. E–43
Step Trapezoidal Profile........................................................................................... E–44
Velocity Control...................................................................................................... E–44

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Step Trapezoidal Profile........................................................................................... E–44
Choosing the Profile Type....................................................................................... E–45
Automatic Trapezoidal Profile Defined..................................................................... E–45
Step Trapezoidal Profiles Defined............................................................................ E–46
Velocity Control Defined......................................................................................... E–46
Automatic Trapezoidal Profile Operation................................................................. E–47
Program Example 1: Automatic Trapezoidal Profile without External Interrupt........ E–48
Preload Position Value............................................................................................. E–49
Program Example 2: Automatic Trapezoidal Profile with External Interrupt............. E–50
Program Example 3: Automatic Trapezoidal Profile with Home Search.................... E–53
Step Trapezoidal Profile Operation.......................................................................... E–58
Program Example 4: Step Trapezoidal Profile ......................................................... E–59
Velocity Profile Operation........................................................................................ E–62
Program Example 5: Velocity Profile........................................................................ E–63
Automatic Trapezoidal Profile Error Codes............................................................... E–65
Troubleshooting Guide for Mode 30....................................................................... E–65
Symptom: The stepper motor does not rotate........................................................ E–65
Symptom: The motor turns in the wrong direction................................................. E–66
Mode 40: High-Speed Interrupts............................................................................. E–67
Purpose................................................................................................................... E–67
Functional Block Diagram........................................................................................ E–67
Setup for Mode 40.................................................................................................. E–68
Interrupts and the Ladder Program......................................................................... E–68
External Interrupt Timing Parameters...................................................................... E–69
Timed Interrupt Parameters..................................................................................... E–69
X Input/Timed INT Configuration........................................................................... E–69
Program Example 1: External Interrupt .................................................................. E–70
Program Example 2: Timed Interrupt ..................................................................... E–71
Mode 50: Pulse Catch Input..................................................................................... E–72
Purpose................................................................................................................... E–72
Functional Block Diagram........................................................................................ E–72
Pulse Catch Timing Parameters............................................................................... E–72
Setup for Mode 50.................................................................................................. E–73
X Input Configuration............................................................................................. E–74
Program Example 1: Pulse Catch ............................................................................ E–75
Mode 60: Discrete Inputs with Filter....................................................................... E–76
Purpose................................................................................................................... E–76

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Functional Block Diagram........................................................................................ E–76
Input Filter Timing Parameters................................................................................ E–76
Setup for Mode 60.................................................................................................. E–77
X Input Configuration............................................................................................. E–77
Program Example: Filtered Inputs ........................................................................... E–78

Appendix F: PLC Memory
DL06 PLC Memory.......................................................................................................F-2
Non-volatile V-memory in the DL06...........................................................................F-3

Appendix G: ASCII Table
ASCII Conversion Table............................................................................................. G-2

Appendix H: Product Weights
Product Weight Table............................................................................................... H–2

Appendix I: Numbering Systems
Introduction.................................................................................................................I–2
Binary Numbering System..........................................................................................I–2
Hexadecimal Numbering System................................................................................I–3
Octal Numbering System............................................................................................I–4
Binary Coded Decimal (BCD) Numbering System.....................................................I–5
Real (Floating Point) Numbering System...................................................................I–5
BCD/Binary/Decimal/Hex/Octal -What is the Difference?.........................................I–6
Data Type Mismatch...................................................................................................I–7
Signed vs. Unsigned Integers......................................................................................I–8
AutomationDirect.com Products and Data Types......................................................I–9
DirectLOGIC PLCs...................................................................................................... I–9
C-more/C-more Micro-Graphic Panels........................................................................ I–9

Appendix J: European Union Directives (CE)
European Union (EU) Directives................................................................................. J-2
Member Countries......................................................................................................J-2

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Applicable Directives...................................................................................................J-2
Compliance.................................................................................................................J-2
General Safety.............................................................................................................J-3
Special Installation Manual..........................................................................................J-4
Other Sources of Information......................................................................................J-4
Basic EMC Installation Guidelines............................................................................... J-5
Enclosures...................................................................................................................J-5
Electrostatic Discharge (ESD).......................................................................................J-5
AC Mains Filters..........................................................................................................J-6
Suppression and Fusing...............................................................................................J-6
Internal Enclosure Grounding......................................................................................J-6
Equi–potential Grounding...........................................................................................J-7
Communications and Shielded Cables........................................................................J-7
Analog and RS232 Cables...........................................................................................J-8
Multidrop Cables.........................................................................................................J-8
Shielded Cables within Enclosures...............................................................................J-8
Analog Modules and RF Interference...........................................................................J-9
Network Isolation........................................................................................................J-9
DC Powered Versions..................................................................................................J-9
Items Specific to the DL06........................................................................................J-10

Appendix K: Introduction to Serial Communications
Introduction to Serial Communications...................................................................K–2
Wiring Standards.......................................................................................................K–2
Communications Protocols........................................................................................K–3
DL06 Port Specifications............................................................................................K–5
DL06 Port Pinouts.....................................................................................................K–5
Port Setup Using DirectSOFT 5 or Ladder Logic Instructions.....................................K–6
Port 2 Setup for RLL Using K-Sequence, DirectNET or MODBUS RTU........................K–7
K-Sequence Communications..................................................................................K–10
DirectNET Communications....................................................................................K–10
Step 1: Identify Master Port # and Slave #..............................................................K–10
Step 2: Load Number of Bytes to Transfer...............................................................K–10
Step 3: Specify Master Memory Area.......................................................................K–11
Step 4: Specify Slave Memory Area.........................................................................K–12
Communications from a Ladder Program................................................................K–13
Multiple Read and Write Interlocks..........................................................................K–13

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MODBUS RTU Communications..............................................................................K–14
ASCII Communications............................................................................................K–14

Index

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Notes

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Getting Started

Chapter

1

In This Chapter...
Introduction...................................................................................... 1–2
Conventions Used............................................................................. 1–3
DL06 Micro PLC Overview................................................................ 1–4
I/O Quick Selection Guide................................................................. 1–5
Quick Start........................................................................................ 1–6
Steps to Designing a Successful System.......................................... 1–10
Questions and Answers about DL06 Micro PLCs............................. 1–12

Chapter 1: Getting Started

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Introduction
The Purpose of this Manual
Thank you for purchasing a DL06 Micro PLC. This manual shows you how to install,
program, and maintain all PLCs in the DL06 family. It also helps you understand how
to interface them to other devices in a control system.This manual contains important
information for personnel who will install DL06 PLCs and for the PLC programmer. This
user manual will provide the information you need to get and keep your system up and
running.

Supplemental Manuals
The D0–OPTIONS–M manual contains technical information about the option cards
available for the DL06 PLCs. This information includes specifications and wiring diagrams
that will be indispensable if you use any of the optional I/O or communications cards. If
you have purchased one of our operator interface panels or DirectSOFT™ programming
software, you will want to refer to the manuals that are written for these products.

Technical Support
We strive to make our manuals the best in the industry. We rely on your feedback to let
us know if we are reaching our goal. If you cannot find the solution to your particular
application, or, if for any reason you need technical assistance, please call us at 			
			 770–844–4200
Our technical support group will work with you to answer your questions. They are available
Monday through Friday from 9:00 A.M. to 6:00 P.M. Eastern Time. We also encourage you
to visit our web site where you can find technical and non-technical information about our
products and our company.
		 http://www.automationdirect.com
If you have a comment, question or suggestion about any of our products, services, or
manuals, please fill out and return the Suggestions card included with this manual.

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Chapter 1: Getting Started

Conventions Used
When you see the notepad icon in the left-hand margin, the paragraph to its
immediate right will be a special note. Notes represent information that may make
your work quicker or more efficient.
The word NOTE in boldface type will mark the beginning of the text.

When you see the exclamation point icon in the left-hand margin, the paragraph to
its immediate right will be a warning. This information could prevent injury, loss
of property, or even death in extreme cases. Any warning in this manual should be
regarded as critical information that should be read in its entirety.
The word WARNING in boldface type will mark the beginning of the text.

Key Topics for Each Chapter
The beginning of each chapter will list the key topics
that can be found in that chapter.

Getting Started

CHAPTER

1

In This Chapter...
General Information .................................................................1-2
Specifications ...........................................................................1-4

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2
3
4
5
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7
8
9
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11
12
13
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B
C
D

Chapter 1: Getting Started

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DL06 Micro PLC Overview
The DL06 micro PLC family is a versatile product line that
combines powerful features and a very compact footprint.
The DL06 PLCs offer expandable I/O, high-speed
counter, floating point, PID, etc. There are a number of
communication options and an optional LCD display.

The DL06 PLC Features
The DL06 Micro PLC family includes nine different
versions. All have the same appearance and CPU
performance. The CPU offers an instruction set very similar to our powerful new DL260
CPU including new easy to use ASCII and MODBUS instructions. All DL06 PLCs have
two built-in communications ports that can be used for programming, operator interface,
networking, etc.
Units with DC inputs have selectable high-speed input features on four input points. Units
with DC outputs offer selectable pulse output capability on the first and second output
points. Details of these features and more are covered in Chapter 3, CPU Specifications and
Operation. There are nine versions of the DL06 PLC. The most common industrial I/O
types and power supply voltages are available. Consult the following table to find the model
number of the PLC that best fits your application.
DL06 Part
Number
D0–06AA
D0–06AR
D0–06DA
D0–06DD1
D0–06DD2
D0–06DR
D0–06DD1–D
D0–06DD2–D
D0–06DR–D

DL06 Micro PLC Family

Discrete Input Discrete Output
External Power
Type
Type
AC
AC
DC
DC
DC
DC
DC
DC
DC

AC
Relay
AC
DC Sinking
DC Sourcing
Relay
DC Sinking
DC Sourcing
Relay

95–240 VAC
95–240 VAC
95–240 VAC
95–240 VAC
95–240 VAC
95–240 VAC
12–24 VDC
12–24 VDC
12–24 VDC

High-Speed
Input
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes

Pulse Output
No
No
No
Yes
Yes
No
Yes
Yes
No

DirectSOFT 5 Programming for Windows™
The DL06 Micro PLC can be programmed with DirectSOFT, a Windows-based software
package that supports familiar features such as cut-and-paste between applications, point-andclick editing, viewing and editing multiple application programs at the same time, floating
views, intelligent boxes, etc. Firmware version 2.10 is needed in order to use the intelligent
boxes.

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Chapter 1: Getting Started
DirectSOFT (part number PC-DSOFTx) supports the DirectLOGIC CPU families.
You can use DirectSOFT 5 to program the DL05, DL06, DL105, DL205, DL305, and
DL405 CPUs. A separate manual discusses DirectSOFT programming software. Earlier
programming software versions such as DirectSOFT32, version 4.0 can also be used to
program the DL06.

Handheld Programmer
All DL06 Micro PLCs have a built-in programming port for use with the handheld
programmer (D2–HPP), the same programmer used with the DL05, DL105 and DL205
families. The handheld programmer can be used to create, modify and debug your
application program. A separate manual discusses the Handheld Programmer. Only D2–
HPPs with firmware version 2.0 or later will program the DL06.
NOTE: Not all instructions are available to use with the HPP - the real number instructions, for
example. DirectSOFT will be needed to program instructions such as these.

I/O Quick Selection Guide
The nine versions of the DL06 have input/output circuits which can interface to a wide
variety of field devices. In several instances a particular input or output circuit can interface
to either DC or AC voltages, or both sinking and sourcing circuit arrangements. Check this
guide to find the proper DL06 Micro PLC to interface to the field devices in your application.
I/O Selection Guide
DL06 Part
Number

INPUTS
I/O type/
Sink/Source
commons

Voltage
Ranges

OUTPUTS
I/O type/
Sink/Source Voltage/ Current Ratings*
commons

D0–06AA

AC / 5

–

90 – 120 VAC

AC / 4

D0–06AR

AC / 5

–

90 – 120 VAC

Relay / 4

D0–06DA

DC / 5

Sink or Source

12 – 24 VDC

AC / 4

D0–06DD1

DC / 5

Sink or Source

12 – 24 VDC

DC / 4

D0–06DD2

DC / 5

Sink or Source

12 – 24 VDC

DC / 4

D0–06DR

DC / 5

Sink or Source

12 – 24 VDC

Relay / 4

D0–06DD1–D

DC / 5

Sink or Source

12 – 24 VDC

DC / 4

D0–06DD2–D

DC / 5

Sink or Source

12 – 24 VDC

DC / 4

D0–06DR–D

DC / 5

Sink or Source

12 – 24 VDC

Relay / 4

–

17 – 240 VAC, 50/60 Hz 0.5A
6 – 27VDC, 2A
6 – 240 VAC, 2A
–
17 – 240 VAC, 50/60 Hz 0.5A
6 – 27 VDC, 0.5A (Y0–Y1)
Sink
6 – 27 VDC, 1.0A (Y2–Y17)
12 – 24 VDC, 0.5A (Y0–Y1)
Source
12 – 24 VDC, 1.0A (Y2–Y17)
6 – 27VDC, 2A
Sink or Source
6 – 240 VAC, 2A
6 – 27 VDC, 0.5A (Y0–Y1)
Sink
6 – 27 VDC, 1.0A (Y2–Y17)
12 – 24 VDC, 0.5A (Y0–Y1)
Source
12 – 24 VDC, 1.0A (Y2–Y17)
6 – 27 VDC, 2A
Sink or Source
6 – 240 VAC, 2A
Sink or Source

* See Chapter 2, Specifications for more information about a particular DL06 version.

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Chapter 1: Getting Started

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Quick Start
This example is not intended to tell you everything you need to know about programming
and starting up a complex control system. It is only intended to give you an opportunity
to demonstrate to yourself and others the basic steps necessary to power up the PLC and
confirm its operation. Please look for warnings and notes throughout this manual for
important information you will not want to overlook.

Step 1: Unpack the DL06 Equipment
Unpack the DL06 and gather the parts necessary to build this demonstration system. The
recommended components are:
• DL06 Micro PLC
• AC power cord or DC power supply
• Toggle switches (see Step 2 on next page)
• Hook-up wire, 16-22 AWG
• DL06 User Manual (this manual)
• A small screwdriver, 5/8” flat or #1 Philips type

You will need at least one of the following programming options:
•D
 irectSOFT Programming Software V5.0 or later (PC-DSOFTx), DirectSOFT Programming
Software Manual (included with the software), and a programming cable (D2-DSCBL connects the
DL06 to a personal computer).
or
• D2-HPP Handheld Programmer, firmware version 2.0 or later, (comes with programming cable).
Please purchase Handheld Programmer Manual D2-HPP-M separately.

G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

Y

X

0

1

2

50 - 60Hz
3

INPUT: 12 - 24V

4

5

2.0A, 6 - 27V
6

7

10

2.0A
11

12

PWR: 100-240V
13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA
17

20

D0-06DR

21 22

23

3 - 15mA

LOGIC
C0

06

K oyo

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM
PORT1

1-6

PORT2

RUN STOP

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

fuse

L L L L

L L L L

L L L L

+

L L L L

Chapter 1: Getting Started
+24 VDC

Step 2: Connect Switches to Input Terminals
To proceed with this quick-start exercise or to follow other examples in this manual, you
will need to connect one or more input switches as shown below. If you have DC inputs
on an AC-supply DL06, you can use the auxiliary 24VDC supply on the output terminal
block or other external 12-24VDC power supply. Be sure to follow the instructions in the
Y
D0-06DD1
accompanying
WARNING on this page.
X
G
LG
0V
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 +V

OUTPUT: Sinking Output
0

1

2

3

INPUT: 12 - 24V

1.0A

5

6

7

PWR: 100-240V

10

11

12

13

50-60Hz 40VA

14

15

16

17

20

21 22

23

3 - 15mA

LOGIC
C0

D0-06DA, D0-06DD1,
D0-06DD2, D0-06DR,
D0-06DD1-D, and
D0-06DR1-D DC Input

06

K oyo

X1
X0

12 - 24 VDC

6 - 27V

4

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

fuse
+

Toggle Switches
UL Listed

G
0V
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 17-240V

Y

X

0

1

2

50 - 60Hz
3

INPUT: 90 - 120V

4

5

0.5A
6

PWR: 100-240V
7

10

11

12

13

50-60Hz 40VA
14

15

16

17

20

D0-06AA

21 22

23

7 - 15mA

LOGIC
C0

06

K oyo

X1
X0

D0-06AA and D0-06AR
AC input only

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

fuse

90 - 120 VAC
Toggle Switches
UL Listed

WARNING: Remove power and unplug the DL06 when wiring
the switches. Use only UL-approved switches rated for at
least 250VAC, 1A for AC inputs. Firmly mount the switches
before using.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 1: Getting Started

Connect the power input wiring for the DL06. Observe all precautions stated earlier
in this manual. For more details on wiring, see Chapter 2 on Installation, Wiring, and
Specifications. When the wiring is complete, close the connector covers. Do not apply power
12 - 24 VDC
at this time.
-

+

12/24 VDC Power Input

110/220 VAC Power Input

Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
G
LG
C2
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 17-240V

Y

X

0

1

50 - 60Hz

2

3

INPUT: 90 - 120V

4

0.5A

5

6

PWR: 100-240V
7

10

11

12

13

50-60Hz 40VA
14

15

16

17

+

G

LG

-

OUTPUT: Sinking Output

20

D0-06AA
Y

21 22

23
0

X

7 - 15mA

1

2

3

INPUT: 12 - 24V

N.C. Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
N.C. C0
C2
Y1
Y3
Y4
Y6
Y11 Y13 Y14 Y16
6 - 27V

4

5

1.0A
6

7

PWR: 12-24
10

11

12

13

20W
14

15

16

06

X0

G
0V
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
17

20

D0-06DR

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM
PORT1

PORT2

RUN STOP

Use cable part #
D2–DSCBL

DC
Supply

(cable comes with HPP)
G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
17

20

D0-06DR

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM
PORT1

1-8

PORT2

20

D0-06
21 22

06

programmers will use DirectSOFT programming software, installed on a personal
LOGIC
K oyo An alternative, if you need a compact portable programming device, is the
computer.
K oyo
Handheld Programmer (firmware version 2.20 or later). Both devices will connect to COM
C0
X1
X3
X6
C2 X11 X13 X14 X16 C4 X21 X23 N.C.
C0
X1
X3
X4
X6
C2 X11 X13 X14 X16
port
theX4 X5
DL06
X0 1
X2of C1
X7 via
X10 the
X12 appropriate
C3
X15 X17 cable.
X20 X22 N.C.

Most
LOGIC

OUTPUT: 6-240V

17

3 - 15mA

Step 4: Connect the Programming Device

fuse

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2
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5
6
7
8
9
10
11
12
13
14
A
B
C
D

Step 3: Connect the Power Wiring

For replacement
cable, use part #
DV–1000CBL

RUN STOP

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

X2

C1

X5

X7

X10

X12

C3

X15

X17

NOTE: The
Handheld
Programmer
cannot create
or access
LCD, ASCII
or MODBUS
instructions.

C4 X21 X23
X20 X22 N.C

Chapter 1: Getting Started

Step 5: Switch on the System Power
Apply power to the system and ensure the PWR indicator on the DL06 is on. If not, remove
power from the system and check all wiring and refer to the troubleshooting section in
Chapter 9 for assistance.

1
2
Step 6: Initialize Scratchpad Memory
It’s a good precaution to always clear the system memory (scratchpad memory) on a new
3
DL06. There are two ways to clear the system memory:
• In DirectSOFT, select the PLC menu, then Setup and Initialize Scratch Pad. Initializing Scratch
Pad will return secondary comm port settings and retentive range settings to default. If you have
4
made any changes to these, you will need to note these changes and re-enter them after initializing
Scratchpad.
5
• For the Handheld Programmer, use the AUX key and execute AUX 54.
See the Handheld Programmer Manual for additional information.
6
Step 7: Enter a Ladder Program
At this point, DirectSOFT programmers need to refer to Chapter 2 (Quick Start) in the
7
DirectSOFT Programming Software Manual. There you will learn how to establish a
communications link with the DL06 PLC, change CPU modes to Run or Program, and enter
8
a program.
If you are learning how to program with the Handheld Programmer, make sure the CPU is
in Program Mode (the RUN LED on the front of the DL06 should be off). If the RUN LED 9
is on, use the MODE key on the Handheld Programmer to put the PLC in Program Mode,
then switch to TERM.
10
Equivalent Direct SOFT display
11
X0
Y0
OUT
12
13
END
14
A
Enter the following keystrokes on the Handheld Programmer.
B
After entering the simple example program, put the PLC in Run mode by using the Mode
key on the Handheld Programmer.
C
The RUN indicator on the PLC will illuminate, indicating the CPU has entered the Run
mode. If not, repeat this step, ensuring the program is entered properly or refer to the
troubleshooting guide in chapter 9.
D
CLR

C

2

NEXT

E

$

4

AUX

A

E

4

ENT

A

STR

GX
OUT

SHFT

Clear the Program

CLR

0

N
TMR

0

ENT

ENT

3

Move to the first
address and enter
X0 contact
Enter output Y0

ENT

D

CLR

ENT

Enter the END
statement

After the CPU enters the run mode, the output status indicator for Y0 should follow the
switch status on input channel X0. When the switch is on, the output will be on.
DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1-9

Chapter 1: Getting Started

1
2
3
4
5
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7
8
9
10
11
12
13
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A
B
C
D

Steps to Designing a Successful System
Step 1: Review the Installation Guidelines

Always make safety the first priority in any system
design. Chapter 2 provides several guidelines that will
help you design a safer, more reliable system. This
chapter also includes wiring guidelines for the various
versions of the DL06 PLC.

Step 2: Understand the PLC Setup Procedures
The PLC is the heart of your automation system.
Make sure you take time to understand the various
features and setup requirements.

Step 3: Review the I/O Selection Criteria
There are many considerations involved when you
select your I/O type and field devices. Take time
to understand how the various types of sensors and
loads can affect your choice of I/O type.

+

Input
Sensing

–
Common

Step 4: Choose a System Wiring Strategy
It is important to understand the various
system design options that are available before
wiring field devices and field-side power
supplies to the Micro PLC.

PLC

Input

AC
Power

DL06
PLC

Power Input

+24 VDC
+

Loads

16 Outputs

Commons

20 Inputs

Commons

–

Step 5: Understand the System Operation

1-10

Before you begin to enter a program, it is very
helpful to understand how the DL06 system
processes information. This involves not only
program execution steps, but also involves
the various modes of operation and memory
layout characteristics.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Power Up
Initialize Hardware

Chapter 1: Getting Started

Step 6: Review the Programming Concepts
The DL06 PLC instruction set provides for three main approaches to solving the application
program, depicted in the figure below.

1
• RLL diagram-style programming is the best tool for solving boolean logic and general CPU register/
accumulator manipulation. It includes dozens of instructions, which will also be needed to augment 2
drums and stages.
• The Timer/Event Drum Sequencer features up to 16 steps and offers both time and/or event-based
3
step transitions. The DRUM instruction is best for a repetitive process based on a single series of
steps.
4
• Stage programming (also called RLL ) is based on state-transition diagrams. Stages divide the
ladder program into sections which correspond to the states in a flow chart you draw for your
process.
5
6
7
8
9
After reviewing the programming concepts above, you’ll be equipped with a variety of tools to
write your application program.
10
Step 7: Choose the Instructions
11
Once you have installed the Micro PLC and
understand the main programming concepts, you
12
can begin writing your application program. At
that time you will begin to use one of the most
powerful instruction sets available in a small PLC.
13
14
Step 8: Understand the Maintenance and
Troubleshooting Procedures
A
Sometimes equipment failures occur when we
least expect it. Switches fail, loads short and need
B
to be replaced, etc. In most cases, the majority
of the troubleshooting and maintenance time is
spent trying to locate the problem. The DL06
C
Micro PLC has many built-in features, such as
error codes, that can help you quickly identify
D
problems.
plus

Standard RLL Programming
(see Chapter 5)

X0

Timer/Event Drum Sequencer
(see Chapter 6)

Stage Programming
(see Chapter 7)
Push–UP

CMPD
K309482

SP62

RAISE

LDD
V1076

LIGHT

DOWN

Y0
OUT

Push–
DOWN

LOWER

TMR

T1
K30

UP

CNT

CT3
K10

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1-11

Chapter 1: Getting Started

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Questions and Answers about DL06 Micro PLCs
Q. What is the instruction set like?
A. The instruction set is very close to that of our DL260 CPU. The DL06 instructions
include the drum sequencing instruction, networking, ASCII, MODBUS, LCD,
intelligent boxes and High-Speed I/O capabilities. High-Speed inputs are available on
units with DC inputs only; high-speed outputs are available on units with DC outputs
only.

Q. Do I have to buy the full DirectSOFT programming package to program the
DL06?
A. Yes. The part number for DirectSOFT (PC-DSOFT6) is now used for all PLCs in the
DirectLOGIC family, and the price is very affordable.

Q. Is the DL06 expandable?
A. Yes, the DL06 series function as stand-alone PLCs. However, option card slots allow you
to expand the system without changing the footprint.

Q. Does the DL06 have motion control capability?
A. Yes, the DL06 has limited motion control capabilities. The High-Speed I/O features offer
either encoder inputs with high-speed counting and presets with interrupt, or a pulse/
direction output for stepper control. Three types of motion profiles are available, which are
explained in Appendix E. The H0-CTRIO(2) option module can also be used to provide
more motion functionality.

Q. Are the ladder programs stored in a removable EEPROM?
A. No. The DL06 contains a non-removable FLASH memory for program storage, which
may be written and erased thousands of times. You may transfer programs to/from
DirectSOFT on a PC.

Q. Does the DL06 contain fuses for its outputs?
A. There are no output circuit fuses. Therefore, we recommend fusing each channel, or fusing
each common. See Chapter 2 for I/O wiring guidelines.

Q. Is the DL06 Micro PLC U.L. approved?
A. The Micro PLC has met the requirements of UL (Underwriters’ Laboratories, Inc.),
and CUL (Canadian Underwriters’ Laboratories, Inc.). See our website, www.
Automationdirect.com, for complete details.

Q. Does the DL06 Micro PLC comply with European Union (EU) Directives?

1-12

A. The Micro PLC has met the requirements of the European Union Directives (CE). See
our website, www.Automationdirect.com, for complete details.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 1: Getting Started

Q. Which devices can I connect to the communication ports of the DL06?
A. Port 1: The port is RS-232C, fixed at 9600 baud, odd parity, address 1, and uses the
proprietary K-sequence protocol. The DL06 can also connect to MODBUS RTU and
DirectNET networks as a slave device through port 1. The port communicates with the
following devices:

1
2
• DV-1000 Data Access Unit, C-more, DirectTouch, LookoutDirect, DSData or Optimation
Operator interface panels
3
• DirectSOFT (running on a personal computer)
• D2-HPP handheld programmer
4
• Other devices which communicate via K-sequence, Directnet, MODBUS RTU protocols should
work with the DL06 Micro PLC. Contact the vendor for details.
5
A. Port 2: This is a multi-function port. It supports RS-232C, RS422, or RS485, with
selective baud rates (300 - 38,400 bps), address and parity. It also supports the proprietary
K-sequence protocol as well as DirectNet and MODBUS RTU, ASCII In/Out and
6
non-sequence/print protocols.
7
Q. Can the DL06 accept 5VDC inputs?
A. No. 5 volts is lower than the DC input ON threshold. However, many TTL logic circuits
can drive the inputs if they are wired as open collector (sinking) inputs. See Chapter 2 for I/O 8
wiring guidelines.
9
10
11
12
13
14
A
B
C
D
DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1-13

Chapter 1: Getting Started

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
1-14

Notes

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Installation, Wiring,
and Specifications

Chapter

2

In This Chapter...
Safety Guidelines............................................................................... 2–2
Orientation to DL06 Front Panel....................................................... 2–5
Mounting Guidelines........................................................................ 2–7
Wiring Guidelines............................................................................ 2–11
System Wiring Strategies................................................................. 2–14
Wiring Diagrams and Specifications................................................ 2–30
Glossary of Specification Terms....................................................... 2–48

Chapter 2: Installation, Wiring, and Specifications

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Safety Guidelines

2-2

NOTE: Products with CE marks perform their required functions safely and adhere to relevant
standards as specified by CE directives, provided they are used according to their intended purpose,
and the instructions in this manual are strictly followed. The protection provided by the equipment
may be impaired if this equipment is used in a manner not specified in this manual. A listing of our
international affiliates is available on our Web site: http://www.automationdirect.com
WARNING: Providing a safe operating environment for personnel and equipment is your
responsibility and should be your primary goal during system planning and installation.
Automation systems can fail and may result in situations that can cause serious injury to
personnel and/or damage equipment. Do not rely on the automation system alone to provide
a safe operating environment. Sufficient emergency circuits should be provided to stop the
operation of the PLC or the controlled machine or process, either partially or totally. These
circuits should be routed outside the PLC in the event of controller failure, so that independent
and rapid shutdown are available. Devices, such as mushroom switches or end of travel limit
switches, should operate motor starter, solenoids, or other devices without being processed
by the PLC. These emergency circuits should be designed using simple logic with a minimum
number of highly reliable electromechanical components. Every automation application is
different, so there may be special requirements for your particular application. Make sure all
national, state, and local government requirements are followed for the proper installation and
use of your equipment.

Plan for Safety
The best way to provide a safe operating environment is to make personnel and equipment
safety part of the planning process. You should examine every aspect of the system to
determine which areas are critical to operator or machine safety. If you are not familiar with
PLC system installation practices, or your company does not have established installation
guidelines, you should obtain additional information from the following sources.
• NEMA — The National Electrical Manufacturers Association, located in Washington, D.C.,
publishes many different documents that discuss standards for industrial control systems. You can
order these publications directly from NEMA. Some of these include:
ICS 1, General Standards for Industrial Control and Systems
ICS 3, Industrial Systems
ICS 6, Enclosures for Industrial Control Systems
• NEC — The National Electrical Code provides regulations concerning the installation and use of
various types of electrical equipment. Copies of the NEC Handbook can often be obtained from your
local electrical equipment distributor or your local library.
• Local and State Agencies — many local governments and state governments have additional
requirements above and beyond those described in the NEC Handbook. Check with your local
Electrical Inspector or Fire Marshall office for information.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 2: Installation, Wiring, and Specifications

Three Levels of Protection
The publications mentioned provide many ideas and requirements for system safety.
At a minimum, you should follow these regulations. Also, you should use the following
techniques, which provide three levels of system control.
• Emergency stop switch for disconnecting system power
• Mechanical disconnect for output module power
• Orderly system shutdown sequence in the PLC control program

Emergency Stops
It is recommended that emergency stop circuits be incorporated into the system for every
machine controlled by a PLC. For maximum safety in a PLC system, these circuits must not
be wired into the controller, but should be hardwired external to the PLC. The emergency
stop switches should be easily accessed by the operator and are generally wired into a master
control relay (MCR) or a safety control relay (SCR) that will remove power from the PLC
I/O system in an emergency.
MCRs and SCRs provide a convenient means for removing power from the I/O system
during an emergency situation. By de-energizing an MCR (or SCR) coil, power to the input
(optional) and output devices is removed. This event occurs when any emergency stop switch
opens. However, the PLC continues to receive power and operate even though all its inputs
and outputs are disabled.
The MCR circuit could be extended by placing a PLC fault relay (closed during normal
PLC operation) in series with any other emergency stop conditions. This would cause the
MCR circuit to drop the PLC I/O power in case of a PLC failure (memory error, I/O
communications error, etc.).
HOT

Use E-Stop and Master Relay
Power On

E STOP

NEUTRAL

Master
Control
Relay

Guard
Link

MCR
Guard Line Switch

L1 to Output Supply

Emergency
Stop

Saw
Arbor

G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

Y

X

0

1

2

50 - 60Hz
3

INPUT: 12 - 24V

4

5

2.0A, 6 - 27V
6

7

10

2.0A
11

12

PWR: 100-240V
13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA
17

20

D0-06DR

21 22

23

3 - 15mA

LOGIC
C0

06

K oy o

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM
PORT1

PORT2

RUN STOP

MCR
L1 to Input Supply
(optional)

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Chapter 2: Installation, Wiring, and Specifications

Emergency Power Disconnect

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5
6
7
8
9
10
11
12
13
14
A
B
C
D
2-4

A properly rated emergency power disconnect should be used to power the PLC controlled
system as a means of removing the power from the entire control system. It may be necessary
to install a capacitor across the disconnect to protect against a condition known as outrush.
This condition occurs when the output Triacs are turned off by powering off the disconnect,
thus causing the energy stored in the inductive loads to seek the shortest distance to ground,
which is often through the Triacs.
After an emergency shutdown or any other type of power interruption, there may be
requirements that must be met before the PLC control program can be restarted. For
example, there may be specific register values that must be established (or maintained from
the state prior to the shutdown) before operations can resume. In this case, you may want
to use retentive memory locations, or include constants in the control program to insure a
known starting point.

Orderly System Shutdown
Ideally, the first level of fault detection is the PLC
control program, which can identify machine
problems. Certain shutdown sequences should be
performed. The types of problems are usually things
such as jammed parts, etc., that do not pose a risk
of personal injury or equipment damage.

Jam
Detect

Turn off
Saw
RST

WARNING: The control program must not be the only
form of protection for any problems that may result in
a risk of personal injury or equipment damage.

RST
Retract
Arm

Class 1, Division 2 Approval
This equipment is suitable for use in Class 1, Zone 2, Division 2, groups A, B, C and D or
non-hazardous locations only.
WARNING: Explosion Hazard! Substitution of components may impair suitability for Class 1, Division 2.
Do not disconnect equipment unless power has been switched off or area is known to be nonhazardous.
WARNING: Explosion Hazard! Do not disconnect equipment unless power has been switched off or the
area is known to be non-hazardous.
WARNING: All models used with connector accessories must use R/C (ECBT2) mating plug for all
applicable models. All mating plugs shall have suitable ratings for device.
WARNING: This equipment is designed for use in Pollution Degree 2 environments (installed within an
enclosure rated at least IP54).
WARNING: Transient suppression must be provided to prevent the rated voltage from being exceeded
by 140%.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 2: Installation, Wiring, and Specifications

Orientation to DL06 Front Panel
Most connections, indicators and labels on the DL06 Micro PLCs are located on its front
panel. The communication ports are located on front of the PLC, as are the option card
slots and the mode selector switch. Please refer to the drawing below.
The output and power connector accepts external power and logic and chassis ground
connections on the indicated terminals. The remaining terminals are for connecting
commons and output connections Y0 through Y17. The sixteen output terminals are
numbered in octal, Y0-Y7 and Y10-Y17. On DC output units, the end terminal on the
right accepts power for the output stage. The input side connector provides the location for
connecting the inputs X0 and X23 and the associated commons.

Power Inputs
Mounting Tab

Discrete Outputs

Output Status
Indicators

Output Circuit
Power Input
(for DC output versions only)

Status
Indicators

G
LG
Y0
Y2
C1
Y5
Y7
Y10 Y12
C3 Y15 Y17
0V
AC(L) AC(N) 24V
C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

17

20

21

D0-06DR

22

23

X
INPUT: 12 - 24V

Communication
Ports

3 - 15mA

LOGIC

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2
X11 X13 X14 X16
C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM
PORT1

Discrete Inputs

Input Status
Indicators

Option Slots

PORT2

RUN STOP

Mode Switch
Mounting Tab

WARNING: For some applications, field device power may still be present on the terminal block
even though the Micro PLC is turned off. To minimize the risk of electrical shock, check all field
device power before you expose or remove either connector.

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Chapter 2: Installation, Wiring, and Specifications

Terminal Block Removal

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5
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7
8
9
10
11
12
13
14
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B
C
D
2-6

The DL06 terminals are divided into two groups. Each group has its own terminal block. The
outputs and power wiring are on one block, and the input wiring is on the other. In some
instances, it may be desirable to remove the terminal block for easy wiring. The terminal block is
designed for easy removal with just a small screwdriver. The drawing below shows the procedure
for removing one of the terminal blocks.

1. Loosen the retention screws on each end of the connector block.
2. From the center of the connector block, pry upward with the screwdriver until the
connector is loose.
The terminal blocks on DL06 PLCs have regular (m3 size) screw terminals, which will accept
either standard blade-type or #1 Philips screwdriver tips. Use No. 16 to 22 AWG solid/
stranded wire. Be careful not to over-tighten; maximum torque is 0.882 to 1.020 Nm (7.806
to 9.028 inch-lbs).
Spare terminal blocks are available in an accessory kit. Please refer to part number
D0-ACC-2. You can find this and other accessories on our web site.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 2: Installation, Wiring, and Specifications

Mounting Guidelines
In addition to the panel layout guidelines, other specifications can affect the installation of a
PLC system. Always consider the following:
• Environmental Specifications
• Power Requirements
• Agency Approvals
• Enclosure Selection and Component Dimensions

Unit Dimensions
The following diagram shows the outside dimensions and mounting hole locations for all
versions of the DL06. Make sure you follow the installation guidelines to allow proper
spacing from other components.

0.71"
18mm

1.46"
37mm

Enclosures
Your selection of a proper enclosure is important to ensure safe and proper operation of your
DL06 system. Applications of DL06 systems vary and may require additional features. The
minimum considerations for enclosures include:
• Conformance to electrical standards
• Protection from the elements in an industrial environment
• Common ground reference
• Maintenance of specified ambient temperature
• Access to equipment
• Security or restricted access
• Sufficient space for proper installation and maintenance of equipment

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Chapter 2: Installation, Wiring, and Specifications

Panel Layout & Clearances

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2
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5
6
7
8
9
10
11
12
13
14
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B
C
D
2-8

There are many things to consider when designing the panel layout. The following items
correspond to the diagram shown. Note: there may be additional requirements, depending on
your application and use of other components in the cabinet.
1. Mount the PLCs horizontally as shown below to provide
proper ventilation. You cannot mount the DL06 units
vertically, upside down, or on a flat horizontal surface. If
you place more than one unit in a cabinet, there must be a
minimum of 7.2” (183 mm) between the units.
2. Provide a minimum clearance of 1.5” (39 mm) between
the unit and all sides of the cabinet. Remember to allow for
any operator panels or other items mounted in the door.
3. There should also be at least 3” (78 mm) of clearance
between the unit and any wiring ducts that run parallel to
the terminals.
4. The ground terminal on the DL06 base must be
connected to a single point ground. Use copper stranded
wire to achieve a low impedance. Copper eye lugs should
be crimped and soldered to the ends of the stranded wire to
ensure good surface contact.
NOTE: There is a minimum clearance
requirement of 1.5” (38 mm)
between the panel door (or any
devices mounted in the panel door)
and the nearest DL06 component.

Temperature Probe

Ground braid
copper lugs

Panel

Star Washers

Star Washers

Panel or single
point ground

1.5"
38mm
min

Power Source
Pan

el G

roun

1.5"
38mm
min

d Te

rmin

al

Eart

h Gr

1.5"
38mm
min

oun

d

5. There must be a single point ground (i.e., copper bus bar) for all devices in the panel
requiring an earth ground return. The single point of ground must be connected to the panel
ground termination. The panel ground termination must be connected to earth ground.
Minimum wire sizes, color coding, and general safety practices should comply with appropriate
electrical codes and standards for your area.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 2: Installation, Wiring, and Specifications
6. A good common ground reference (Earth ground) is essential for proper operation of the DL06.
One side of all control and power circuits and the ground lead on flexible shielded cable must be
properly connected to Earth ground. There are several methods of providing an adequate common
ground reference, including:
a) Installing a ground rod as close to the panel as possible
b) Connection to incoming power system ground
7. Evaluate any installations where the ambient temperature may approach the lower or upper
limits of the specifications. If you suspect the ambient temperature will not be within the operating
specification for the DL06 system, measures such as installing a cooling/heating source must be taken
to get the ambient temperature within the range of specifications.
8. The DL06 systems are designed to be powered by 95-240 VAC or 12–24 VDC normally available
throughout an industrial environment. Electrical power in some areas where the PLCs are installed is
not always stable and storms can cause power surges. Due to this, powerline filters are recommended
for protecting the DL06 PLCs from power surges and EMI/RFI noise. The Automation Powerline
Filter, for use with 120 VAC and 240 VAC, 1–5 Amps, is an excellent choice (locate at www.
automationdirect.com); however, you can use a filter of your choice. These units install easily
between the power source and the PLC.
NOTE: If you are using other components in your system, make sure you refer to the appropriate
manual to determine how those units can affect mounting dimensions.

Using Mounting Rails
DL06 Micro PLCs can be secured to a panel by using mounting rails. We recommend rails
that conform to DIN EN standard 50022. They are approximately 35 mm high, with a
depth of 7 mm. If you mount the Micro PLC on a rail, do consider using end brackets on
each side of the PLC. The end bracket helps keep the PLC from sliding horizontally along the
rail, reducing the possibility of accidentally pulling the wiring loose. On the bottom of the
PLC are two small retaining clips. To secure the PLC to a DIN rail, place it onto the rail and
gently push up on the clips to lock it onto the rail. To remove the PLC, pull down on the
retaining clips, lift up on the PLC slightly, then pull it away from the rail.
DIN Rail Dimensions
7mm

DIN rail slot is designed for 35 mm x 7 mm rail
conforming to DIN EN 50022

35mm

Retaining Clip

NOTE: Refer to our catalog or web site for a complete listing of DINnector connection systems.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 2: Installation, Wiring, and Specifications

Environmental Specifications

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B
C
D

The following table lists the environmental specifications that generally apply to DL06
Micro PLCs. The ranges that vary for the Handheld Programmer are noted at the bottom of
this chart. Certain output circuit types may have derating curves, depending on the ambient
temperature and the number of outputs ON. Please refer to the appropriate section in this
chapter pertaining to your particular DL06 PLC.
Environmental Specifications
Specification

Rating

Storage temperature
Ambient operating temperature*
Ambient humidity**
Vibration resistance
Shock resistance
Noise immunity
Atmosphere
Agency approvals

–4°F to 158°F (–20°C to 70°C)
32°F to 131°F (0°C to 55°C)
5% – 95% relative humidity (non–condensing)
MIL STD 810C, Method 514.2
MIL STD 810C, Method 516.2
NEMA (ICS3–304)
No corrosive gases
UL, CE (C1D2), FCC class A

* Operating temperature for the Handheld Programmer and the DV–1000 is 32° to 122°F (0° to 50°C) Storage temperature
for the Handheld Programmer and the DV–1000 is –4° to 158°F (–20° to 70°C).
**Equipment will operate down to 5% relative humidity; however, static electricity problems occur much more frequently
at low humidity levels (below 30%). Make sure you take adequate precautions when you touch the equipment. Consider
using ground straps, anti-static floor coverings, etc. if you use the equipment in low-humidity environments.

2-10

Agency Approvals
Some applications require agency approvals for particular components. The DL06 Micro
PLC agency approvals are listed below:
• UL (Underwriters’ Laboratories, Inc.)
• CUL (Canadian Underwriters’ Laboratories, Inc.)
• CE (European Economic Union)

Marine Use
American Bureau of Shipping (ABS) certification requires flame-retarding insulation as
per 4-8-3/5.3.6(a). ABS will accept Navy low smoke cables, cable qualified to NEC
Plenum rated (fire resistant level 4), or other similar flammability resistant rated cables. Use
cable specifications for your system that meet a recognized flame retardant standard (i.e.,
UL, IEEE, etc.), including evidence of cable test certification (i.e., tests certificate, UL file
number, etc.).
NOTE: Wiring must be low smoke per the above paragraph. Teflon coated wire is also
recommended.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 2: Installation, Wiring, and Specifications

Wiring Guidelines
Connect the power input wiring for the DL06. Observe all precautions stated earlier in this
manual. When the wiring is complete, close the connector covers. Do not apply power at this
time.
12 - 24 VDC

-

+

110/220 VAC Power Input

12/24 VDC Power Input

1
2
3
4
5
6
7D08
9
10
11
12
13
14
A
B
C
D

LG
N.C. Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17G
0V
G
LG
N.C. C0
C2
Y1
Y3
Y4
Y6
Y11 Y13 Y14 Y1
C2
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
Y11 Y13 Y14 Y16 + N.C. 1.0A
PWR: 12-24
20W
OUTPUT: 17-240V
50 - 60Hz 0.5A
PWR: 100-240V
50-60Hz 40VA OUTPUT: Sinking Output 6 - 27V

Y

X

0

1

2

INPUT: 90 - 120V

3

4

5

6

7

10

11

12

13

14

15

16

17

D0-06AA
4
5

Y

200 211 222 233

X

INPUT: 12 - 24V

7 - 15mA

6

7

10

11

12

13

14

15

16

17

3 - 15mA

WARNING: Once the power wiring is connected, secure the terminal block cover in the closed
position. There is a risk of electrical shock if you accidentally touch the connection terminals or
powerLOGIC
wiring when the cover is open.
LOGIC

06

06

K oyo

K oyo

External Power
C0
X1 Source
X3
X4
X6

C2

X11

X13

X14

X16

C4

X21

X23C0N.C.X1

X3

X4

X6

C2

X11

X13

X14

X16

X2
C1
X5
X7 X10 X12 C3
X15 X17
X0
X2
C1
X5
X7 X10 X12 C3
X15 X17 X20 X22 N.C.X0
The power
source
must
be
capable of suppling
voltage and current
complying
with individual
Micro PLC specifications, according to the following specifications:

fuse

NOTE: The rating between all internal circuits is BASIC INSULATION ONLY.

Item
Input Voltage Range
Maximum Inrush Current
Maximum Power
Voltage Withstand (dielectric)
Insulation Resistance

Power Source Specifications
DC
DL06 AC Powered
Supply Units

DL06 DC Powered Units

110/220 VAC (100–240 VAC/50-60 Hz)
12–24 VDC (10.8–26.4 VDC)
13 A, 1ms (100–240 VAC)
10A
15 A, 1ms (240–264 VAC)
40 VA
20 W
1 minute @ 1500 VAC between primary, secondary, field ground
> 10 Mq at 500 VDC

NOTE: Recommended wire size for field devices is 16 - 22 AWG solid/stranded. Tighten terminal
screws to 7.81 lb-in (0.882 N*m) to 9.03 lb-in (1.02 N*m).

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

20

21 2

C4 X21 X2
X20 X22

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Chapter 2: Installation, Wiring, and Specifications

Planning the Wiring Routes

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The following guidelines provide general information on how to wire the I/O connections to
DL06 Micro PLCs. Refer to the corresponding specification sheet which appears later in this
chapter for specific information on wiring a particular PLC .
1. Each terminal connection of the DL06 PLC can accept one 16 AWG wire or two 18 AWG size
wires. Do not exceed this recommended capacity.
2. Always use a continuous length of wire. Do not splice wires to attain a needed length.
3. Use the shortest possible wire length.
4. Use wire trays for routing where possible.
5. Avoid running wires near high energy wiring.
6. Avoid running input wiring close to output wiring where possible.
7. To minimize voltage drops when wires must run a long distance, consider using multiple wires for
the return line.
8. Avoid running DC wiring in close proximity to AC wiring where possible.
9. Avoid creating sharp bends in the wires.
10. Install the recommended powerline filter to reduce power surges and EMI/RFI noise.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 2: Installation, Wiring, and Specifications

Fuse Protection for Input and Output Circuits
Input and Output circuits on DL06 Micro PLCs do not have internal fuses. In order to
protect your Micro PLC, we suggest you add external fuses to your I/O wiring. A fast-blow
fuse, with a lower current rating than the I/O bank’s common current rating, can be wired to
each common. Or, a fuse with a rating of slightly less than the maximum current per output
point can be added to each output. Refer to the Micro PLC specification sheets further in
this chapter to find the maximum current per output point or per output common. Adding
the external fuse does not guarantee the prevention of Micro PLC damage, but it will provide
added protection.

G
0V
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
17

20

D0-06DR

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM
PORT1

PORT2

RUN STOP

I/O Point Numbering
All DL06 Micro PLCs have a fixed I/O configuration. It follows the same octal numbering
system used on other DirectLogic family PLCs, starting at X0 and Y0. The letter X is always
used to indicate inputs and the letter Y is always used for outputs.
The I/O numbering always starts at zero and does not include the digits 8 or 9. The addresses
are typically assigned in groups of 8 or 16, depending on the number of points in an I/O
group. For the DL06, the twenty inputs use reference numbers X0 – X23. The sixteen output
points use references Y0 – Y17.
Additional I/O modules can be installed in the four option slots. See the DL05/06 Option
Modules User Manual, D0-OPTIONS-M, for a complete selection of modules and how to
addresss them in the DL06. This manual can either be ordered from Automationdirect or
downloaded from our website.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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System Wiring Strategies

2-14

The DL06 Micro PLC is very flexible and will work in many different wiring configurations.
By studying this section before actual installation, you can probably find the best wiring
strategy for your application. This will help to lower system cost and wiring errors, and avoid
safety problems.

PLC Isolation Boundaries
PLC circuitry is divided into three main regions separated by isolation boundaries, shown
in the drawing below. Electrical isolation provides safety, so that a fault in one area does not
damage another. A powerline filter will provide isolation between the power source and the
power supply. A transformer in the power supply provides magnetic isolation between the
primary and secondary sides. Opto-couplers provide optical isolation in Input and Output
circuits. This isolates logic circuitry from the field side, where factory machinery connects.
Note that the discrete inputs are isolated from the discrete outputs, because each is isolated
from the logic side. Isolation boundaries protect the operator interface (and the operator)
from power input faults or field wiring faults. When wiring a PLC, it is extremely important to
avoid making external connections that connect logic side circuits to any other.
Power
Input

16 Discrete Outputs

Output circuit

Power
Supply

CPU

LCD monitor

4 Optional
card slots

Isolation
boundary

Input circuit

20 discrete Inputs

2 comm. ports

To programming device
or Operator interface

The next figure shows the internal layout of DL06 PLCs, as viewed from the front panel.
Power
Input

Filter 16 Discrete Outputs Commons

Output Circuit
Main
Power
Supply

DL06
PLC

CPU

Input Circuit

20 Discrete
Inputs

Commons

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Optional
Card Slots
LCD Monitor
2 Comm.
Ports

To Programming Device, Operator Interface
or networking

Chapter 2: Installation, Wiring, and Specifications

Connecting Operator Interface Devices
Operator interfaces require data and power connections. Some operator interfaces usually
require separate AC power. However, other operator interface devices like the popular
DV-1000 Data Access Unit may be powered directly from the DL06 Micro PLC. Connect
the DV-1000 to communication port 1 on the DL06 Micro PLC using the cable shown
below. A single cable contains transmit/receive data wires and +5 V power.
DL06 Micro PLC

0V
G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

17

20

D0-06DR

21 22

23

X
3 - 15mA

LOGIC

RJ12
phone style

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
INPUT: 12 - 24V

DV-1000

06

Use cable part no.
DV–1000CBL

K oyo
C0

RJ12
phone style

X1
X0

X3
X2

X4
C1

X6
X5

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X15 X17 X20 X22 N.C.
X10 X12 C3

X7

TERM
PORT1

PORT2

RUN STOP

C-more operator interface touch panels use a provided 24 VDC plug-in power supply.
Connect the DL06 to the serial connector on the rear of the C-more panel using the cable
shown below.
DL06 Micro PLC
G
LG
0V
Y0
Y2
C1
Y5
Y7
Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V
C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

Y

X

0

1

50 - 60Hz

2

3

INPUT: 12 - 24V

4

2.0A, 6 - 27V

5

6

7

10

2.0A
11

12

PWR: 100-240V
13

14

15

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

16

17

20

21

D0-06DR

22

23

3 - 15mA

LOGIC
C0

15-pin
VGA male

15-pin D-shell
male

06

K oyo

X1

X3

X0

X2

X4
C1

X6
X5

X7

C2
X11 X13 X14 X16
C4 X21 X23 N.C.
X15 X17 X20 X22 N.C.
X10 X12 C3

TERM
PORT1

PORT2

RUN STOP

Use cable part no.
EA-2CBL-1

Connecting Programming Devices
DL06 Micro PLCs can be programmed with either a handheld programmer or with
DirectSOFT on a PC. Connect the DL06 to a PC using the cable shown below.
DL06 Micro PLC
RJ12
phone style
0V
G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

D0-06DR

Y
0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

17

20

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

Use cable part no.
D2–DSCBL

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

9-pin D-shell
female

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X15 X17 X20 X22 N.C.
X10 X12 C3

TERM
PORT1

PORT2

RUN STOP

The D2-HPP Handheld Programmer comes with a communications cable. For a replacement
part, use the cable shown below.
DL06 Micro PLC

0V
G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
17

20

D0-06DR

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

X1
X0

X3
X2

X4
C1

RJ12
phone style

D2–HPP

(cable comes with HPP)

06
K oyo

C0

RJ12
phone style

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X15 X17 X20 X22 N.C.
X10 X12 C3

TERM
PORT1

PORT2

RUN STOP

For replacement
cable, use part no.
DV–1000CBL

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Chapter 2: Installation, Wiring, and Specifications

Sinking / Sourcing Concepts

1
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7
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14
A
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D
2-16

Before going further in our presentation of wiring strategies, we need to introduce the
concepts of sinking and sourcing. These terms apply to typical input or output circuits. It is
the goal of this section to make these concepts easy to understand. First, we give the following
short definitions, followed by practical applications.
Sinking = Path to supply ground (–)
Sourcing = Path to supply source (+)
Notice the reference to (+) and (–) polarities. Sinking and sourcing terminology applies only
to DC input and output circuits. Input and output points that are either sinking or sourcing
can conduct current in only one direction. This means it is possible to connect the external
supply and field device to the I/O point with current trying to flow in the wrong direction,
and the circuit will not operate. However, we can successfully connect the supply and field
device every time by understanding sourcing and sinking.
For example, the figure to the right depicts a sinking input. To properly connect the external
supply, we just have to connect it so the input provides a path to ground (–). So, we start at
the PLC input terminal, follow through the input
PLC
Input
sensing circuit, exit at the common terminal, and
(sinking)
connect the supply (–) to the common terminal.
By adding the switch, between the supply (+) and
+
Input
the input, we have completed the circuit. Current
Sensing
flows in the direction of the arrow when the switch –
is closed.
Common
By applying the circuit principle above to the four
possible combinations of input/output sinking/sourcing types, we have the four circuits
as shown below. The DC-powered DL06 Micro PLCs have selectable sinking or sourcing
inputs and either sinking or sourcing outputs. Any pair of input/output circuits shown below
is possible with one of the DL06 models.

Sinking Input

Sinking Output
Input

PLC

PLC

Output

Load

+
–

+
Common

Input
Sensing

–

Common

Sourcing Output

Sourcing Input
Common
+
–

Output
Switch

Input

PLC
Input
Sensing

PLC

Common
+

Output
Switch

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Output

Load

–

Chapter 2: Installation, Wiring, and Specifications

I/O Common Terminal Concepts
In order for a PLC I/O circuit to operate,
current must enter at one terminal and exit
at another. This means at least two terminals
are associated with every I/O point. In the
figure to the right, the input or output
terminal is the main path for the current.
One additional terminal must provide the
return path to the power supply.
Most input or output point groups on PLCs
share the return path among two or more
I/O points. The figure to the right shows
a group (or bank) of 4 input points which
share a common return path. In this way,
the four inputs require only five terminals
instead of eight.
NOTE: In the circuit to the right, the
current in the common path is 4 times any
channel’s input current when all inputs are
energized. This is especially important in
output circuits, where heavier gauge wire is
sometimes necessary on commons.

PLC
Field
Device

Main Path
(I/O point)

+

I/O
Circuit

–
Return Path
PLC
Input Sensing
Input 1
Input 2
Input 3
Input 4
+
–

Common

Most DL06 input and output circuits are grouped into banks that share a common return
path. The best indication of I/O common grouping is on the wiring label. The I/O common
groups are separated by a bold line. A thinner line
separates the inputs associated with that common.
To
the right, notice that X0, X1, X2, and X3 share
the
common terminal C0, located to the left of X1.

The following complete set of labels shows five banks of four inputs and four banks of four
outputs. One common is provided for each bank.
G
0V
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

This set of labels is for DC (sinking) output versions such as the D0-06DD1 and
D0-06DD1-D. One common is provided for each group of four outputs, and one designated
terminal on the output side accepts power for the output stage.
G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 +V
C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

2-17

Chapter 2: Installation, Wiring, and Specifications

Connecting DC I/O to Solid State Field Devices

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2
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2-18

In the previous section on sinking and sourcing concepts, we discussed DC I/O circuits that
only allow current to flow one way. This is also true for many of the field devices which have
solid-state (transistor) interfaces. In other words, field devices can also be sourcing or sinking.
When connecting two devices in a series DC circuit (as is the case when wiring a field device to a
PLC DC input or output), one must be wired as sourcing and the other as sinking.

Solid State Input Sensors
The DL06’s DC inputs are flexible in that they detect current flow in either direction, so they
can be wired as either sourcing or sinking. In the following circuit, a field device has an opencollector NPN transistor output. It sinks current from the PLC input point, which sources
current. The power supply can be the included auxiliary 24 VDC power supply or another
supply (+12 VDC or +24 VDC), as long as the input specifications are met.
Field Device

PLC DC Input

Input
(sourcing)

Output
(sinking)
Supply
Ground

–

+

Common

In the next circuit, a field device has an open-emitter PNP transistor output. It sources
current to the PLC input point, which sinks the current back to ground. Since the field
device is sourcing current, no additional power supply is required between the device and the
PLC DC Input.
Field Device
=>

PLC DC Input
Input
(sinking)
Output (sourcing)
Ground

Common

Solid State Output Loads
Sometimes an application requires connecting a PLC output point to a solid state input on
a device. This type of connection is usually made to carry a low-level signal, not to send DC
power to an actuator.
The DL06 PLC family offers DC outputs that are sinking only or DC outputs that are
sourcing. All sixteen outputs have the same electrical common, even though there are four
common terminal screws. In the following circuit, the PLC output point sinks current to the
output common when energized. It is connected to a sourcing input of a field device input.
PLC DC Output
+DC Power

Field Device

Power

=>
Input

Output
(sinking)
Common

(sourcing)

+
–

2 .25
>

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Ground

Chapter 2: Installation, Wiring, and Specifications
In the next example we connect a PLC DC output point to the sinking input of a field
device. This is a bit tricky, because both the PLC output and field device input are sinking
type. Since the circuit must have one sourcing and one sinking device, we add sourcing
capability to the PLC output by using a pull-up resistor. In the circuit below, we connect
Rpull-up from the output to the DC output circuit power input.
PLC DC Output
+DC pwr

Power
Field Device

R

pull-up
(sourcing)

(sinking)

Output
Supply
Common

+

Input
(sinking)

–

Ground

R input

NOTE 1: DO NOT attempt to drive a heavy load (>25 mA) with this pull-up method.
NOTE 2: Using the pull-up resistor to implement a sourcing output has the effect of inverting the
output point logic. In other words, the field device input is energized when the PLC output is OFF,
from a ladder logic point-of-view. Your ladder program must comprehend this and generate an
inverted output. Or, you may choose to cancel the effect of the inversion elsewhere, such as in the
field device.

It is important to choose the correct value of Rpull-up. In order to do so, we need to know the
nominal input current to the field device (Iinput) when the input is energized. If this value
is not known, it can be calculated as shown (a typical value is 15 mA). Then use Iinput and
the voltage of the external supply to compute Rpull-up. Then calculate the power Ppull-up (in
watts), in order to size Rpull-up properly.
I

input

=

R pull-up =

V

input (turn–on)

R input
V supply – 0.7
I

input

– R input

P

pull-up

=

V supply

2

R pullup

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 2: Installation, Wiring, and Specifications

Relay Output Wiring Methods

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A
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D
2-20

The D0–06AR and the D0–06DR models feature relay outputs. Relays are best for the
following applications:
• Loads that require higher currents than the solid-state DL06 outputs can deliver
• Cost-sensitive applications
• Some output channels need isolation from other outputs (such as when some loads require AC
while others require DC)

Some applications in which NOT to use relays:
• Loads that require currents under 10 mA
• Loads which must be switched at high speed and duty cycle

This section presents various ways to wire relay outputs to the loads. The relay output DL06s
have sixteen normally-open SPST relays available. They are organized with four relays per
common. The figure below shows the relays and the internal wiring of the PLC. Note that
each group is isolated from the other group of outputs.
Y0 Common Y1

Y2

Y3

Y4 Common Y5

Y6

Y7

In the circuit below, all loads use the same AC power supply which powers the DL06 PLC.
In this example, all commons are connected together.

L L L L

L L L L

L L L L

L L L L

G
LG
0V
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

Y

X

0

1

2

50 - 60Hz
3

INPUT: 90 - 120V

4

5

2.0A, 6 - 27V
6

7

10

2.0A
11

12

PWR: 100-240V
13

14

15

16

50-60Hz 40VA
17

20

D0-06AR

21 22

23

7 - 15mA

In the circuit on the following page, loads for Y0 – Y3 use the same AC power supply which
powers the DL06 PLC. Loads for Y4 – Y7 use a separate DC supply. In this example, the
commons are separated according to which supply powers the associated load.
LOGIC
C0

06

K oyo

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 2: Installation, Wiring, and Specifications

L

+24 VDC

N

-

fuse

+

11
22
33
06
44
55
66
Relay Outputs – Transient Suppression for Inductive Loads in a Control System
The following pages are intended to give a quick overview of the negative effects of transient 77
voltages on a control system and provide some simple advice on how to effectively minimize
them. The need for transient suppression is often not apparent to the newcomers in the
automation world. Many mysterious errors that can afflict an installation can be traced back to 88
a lack of transient suppression.
99
What is a Transient Voltage and Why is it Bad?
Inductive loads (devices with a coil) generate transient voltages as they transition from being
10
energized to being de-energized. If not suppressed, the transient can be many times greater 10
than the voltage applied to the coil. These transient voltages can damage PLC outputs or other
electronic devices connected to the circuit, and cause unreliable operation of other electronics 11
11
in the general area. Transients must be managed with suppressors for long component life and
reliable operation of the control system.
12
12
This example shows a simple circuit with a small 24 V/125 mA/3 W relay. As you can see,
when the switch is opened, thereby de-energizing the coil, the transient voltage generated across
13
13
the switch contacts peaks at 140 V.
14
14
Oscilloscope
AA
+
24 VDC
BB
Relay Coil
(24V/125mA/3W,
AutomationDirect part no.
CC
750-2C-24D)
DD
L L L L

L L L L

G
LG
0V
Y0
Y2
C1
Y5
Y7
Y10
Y12
C3
Y15 Y17
AC(L) AC(N) 24V
C0
Y1
Y3
Y4
Y6
C2
Y11 Y13
Y14 Y16
N.C.

OUTPUT: 6-240V

Y

X

0

1

50 - 60Hz

2

3

INPUT: 90 - 120V

4

5

2.0A,
6

6 - 27V

7

10

2.0A

11

12

PWR: 100-240V

13

14

15

16

50-60Hz 40VA

17

20

21

D0-06AR

22

23

7 - 15mA

LOGIC
C0

K oyo

X1

X0

X3

X2

X4

C1

X6

X5

X7

C2
X11 X13 X14
X16
C4
X21
X23 N.C.
X10 X12
C3
X15 X17 X20 X22
N.C.

AC
Supply

Example: Circuit with no Suppression

Volts
160

140

120

100
80

60

40

20
0

-20

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

2-21

Chapter 2: Installation, Wiring, and Specifications

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A
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2-22

In the same circuit on the previous page, replacing the relay with a larger 24 V/290 mA/7 W relay
will generate a transient voltage exceeding 800 V (not shown). Transient voltages like this can
cause many problems, including:
• Relay contacts driving the coil may experience arcing, which can pit the contacts and reduce the
relay’s lifespan.
• Solid state (transistor) outputs driving the coil can be damaged if the transient voltage exceeds the
transistor’s ratings. In extreme cases, complete failure of the output can occur the very first time a coil
is de-energized.
• Input circuits, which might be connected to monitor the coil or the output driver, can also be
damaged by the transient voltage.

A very destructive side-effect of the arcing across relay contacts is the electromagnetic interference
(EMI) it can cause. This occurs because the arcing causes a current surge, which releases RF
energy. The entire length of wire between the relay contacts, the coil, and the power source carries
the current surge and becomes an antenna that radiates the RF energy. It will readily couple into
parallel wiring and may disrupt the PLC and other electronics in the area. This EMI can make an
otherwise stable control system behave unpredictably at times.
PLC’s Integrated Transient Suppressors
Although the PLC’s outputs typically have integrated suppressors to protect against transients,
they are not capable of handling them all. It is usually necessary to have some additional
transient suppression for an inductive load.
Here is another example using the same 24 V/125 mA/3 W relay used earlier. This example
measures the PNP transistor output of a D0-06DD2 PLC, which incorporates an integrated
Zener diode for transient suppression. Instead of the 140V peak in the first example, the
transient voltage here is limited to about 40 V by the Zener diode. While the PLC will probably
tolerate repeated transients in this range for some time, the 40 V is still beyond the module’s
peak output voltage rating of 30 V.
Example: Small Inductive Load with Only Integrated Suppression
2VFLOORVFRSH

9ROWV
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SDUWQR&'







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The next example uses the same circuit as above, but with a larger 24 V/290 mA/7 W relay,
thereby creating a larger inductive load. As you can see, the transient voltage generated is much
worse, peaking at over 50 V. Driving an inductive load of this size without additional transient
suppression is very likely to permanently damage the PLC output.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 2: Installation, Wiring, and Specifications
Example: Larger Inductive Load with Only Integrated Suppression
2VFLOORVFRSH

9ROWV
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UHOD\LVXVHG $XWRPDWLRQ'LUHFW
SDUWQR6&(*9'&







9'&



5HOD\
&RLO





Additional transient suppression should be used in both these examples. If you are unable
to measure the transients generated by the connected loads of your control system, using
additional transient suppression on all inductive loads would be the safest practice.
Types of Additional Transient Protection
DC Coils:
The most effective protection against transients from a DC coil is a flyback diode. A flyback
diode can reduce the transient to roughly 1V over the supply voltage, as shown in this example.

DC Flyback Circuit

Volts

Oscilloscope

30
25

24 VDC

20

+
_

15
10
5
0
-5

Sinking

Sourcing

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 2: Installation, Wiring, and Specifications

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2
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Many AutomationDirect socketed relays and motor starters have add-on flyback diodes
that plug or screw into the base, such as the AD-ASMD-250 protection diode module and
784-4C-SKT-1 socket module shown below. If an add-on flyback diode is not available for
your inductive load, an easy way to add one is to use AutomationDirect’s DN-D10DR-A
diode terminal block, a 600 VDC power diode mounted in a slim DIN rail housing.

AD-ASMD-250
Protection Diode Module

DN-D10DR-A
Diode Terminal Block

784-4C-SKT-1
Relay Socket

Two more common options for DC coils are Metal Oxide Varistors (MOV) or TVS diodes.
These devices should be connected across the driver (PLC output) for best protection as shown
below. The optimum voltage rating for the suppressor is the lowest rated voltage available that
will NOT conduct at the supply voltage, while allowing a safe margin.
AutomationDirect’s ZL-TSD8-24 transorb module is a good choice for 24 VDC circuits. It is
a bank of 8 uni-directional 30 V TVS diodes. Since they are uni-directional, be sure to observe
the polarity during installation. MOVs or bi-directional TVS diodes would install at the same
location, but have no polarity concerns.
DC MOV or TVS Diode Circuit

+

24 VDC _

ZL-TSD8-24
Transorb Module

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Sinking

Sourcing

Chapter 2: Installation, Wiring, and Specifications
AC Coils:
Two options for AC coils are MOVs or bi-directional TVS diodes. These devices are most
effective at protecting the driver from a transient voltage when connected across the driver
(PLC output) but are also commonly connected across the coil. The optimum voltage rating
for the suppressor is the lowest rated voltage available that will NOT conduct at the supply
voltage, while allowing a safe margin.
AutomationDirect’s ZL-TSD8-120 transorb module is a good choice for 120 VAC circuits. It
is a bank of eight bi-directional 180 V TVS diodes.

AC MOV or Bi-Directional Diode Circuit

VAC

ZL-TSD8-120
Transorb Module

NOTE: Manufacturers of devices with coils frequently offer MOV or TVS diode suppressors as an
add-on option which mount conveniently across the coil. Before using them, carefully check the
suppressor’s ratings. Just because the suppressor is made specifically for that part does not mean it
will reduce the transient voltages to an acceptable level.

For example, a MOV or TVS diode rated for use on 24-48 VDC coils would need to have a
high enough voltage rating to NOT conduct at 48 V. That suppressor might typically start
conducting at roughly 60 VDC. If it were mounted across a 24 V coil, transients of roughly
84 V (if sinking output) or -60 V (if sourcing output) could reach the PLC output. Many
semiconductor PLC outputs cannot tolerate such levels.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 2: Installation, Wiring, and Specifications

Prolonging Relay Contact Life

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B
C
D
2-26

Relay contacts wear according to the amount of relay switching, amount of spark created at
the time of open or closure, and presence of airborne contaminants. There are some steps you
can take to help prolong the life of relay contacts, such as switching the relay on or off only
when it is necessary, and if possible, switching the load on or off at a time when it will draw
the least current. Also, take measures to suppress inductive voltage spikes from inductive DC
loads such as contactors and solenoids.
For inductive loads in DC circuits we recommend using a suppression diode as shown in the
following diagram (DO NOT use this circuit with an AC power supply). When the load is
energized the diode is reverse-biased (high impedance). When the load is turned off, energy
stored in its coil is released in the form of a negative-going voltage spike. At this moment the
diode is forward-biased (low impedance) and shunts the energy to ground. This protects the
relay contacts from the high voltage arc that would occur just as the contacts are opening.
Place the diode as close to the inductive field device as possible. Use a diode with a peak
inverse voltage rating (PIV) at least 100 PIV, 3 A forward current or larger. Use a fastrecovery type (such as Schottky type). DO NOT use a small-signal diode such as 1N914,
1N941, etc. Be sure the diode is in the circuit correctly before operation. If installed
backwards, it short-circuits the supply when the relay energizes.
Inductive Field Device

PLC Relay Output

Input

Output

Common

+

–

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Common

fuse

+

+24 VDC

Chapter
L L L L 2:
L Installation,
L L L
L L L L Wiring,
L L L L and Specifications

DC Input Wiring Methods

PLC DC Input

DL06 Micro PLCs with DC inputs are particularly
Input
flexible because they can be wired as either sinking
or sourcing. The dual diodes
(shown
toY2theC1right)
G
LG
0V
Y0
Y5
Y7 Y10 Y12
C3 Y15 Y17
allow 10.8 – 26.4 VDC.
The24Vtarget
are C2 Y11 Y13 Y14 Y16 +V
AC(L) AC(N)
C0 applications
Y1
Y3
Y4
Y6
OUTPUT: Sinking Output 6 - 27V
1.0A PWR: 100-240V
+12 VDC and
+24 VDC. You can actually
wire each50-60Hz 40VA
Y
D0-06DD1
Common
group of inputs
associated common group of inputs
X
as DC sinking
and the other
half as DC sourcing.
INPUT: 12 - 24V
3 - 15mA
Inputs grouped by a common must be all sinking or all
sourcing.
+12 VDC
+24 VDC
fuse
In the first and simplest example
below, all commons are connected together- and all inputs
are sinking.
+
+
LOGIC
C0

06

K oyo

X1
X0

X3
X2

L L L L

X4
C1

X6
X5

X7

L L L L

L L L L

L L L L

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

G
LG
0V
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 +V
OUTPUT: Sinking Output

Y+24 VDC
X -

INPUT: 12 - 24V

6 - 27V

1.0A

PWR: 100-240V

50-60Hz 40VA

D0-06DD1

3 - 15mA

+

06

In the next example, the first eight inputs are sinking, and the last twelve are sourcing.
LOGIC
C0

X1
X0

+12 VDC

+

K oyo

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

+24 VDC

+
-

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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4
5
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7
8
9
10
11
12
13
14
A
B
C
D

2-27

Chapter 2: Installation, Wiring, and Specifications

DC Output Wiring Methods

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
2-28

DL06 DC output circuits are high-performance transistor switches with low on-resistance
and fast switching times. Please note the following characteristics which are unique to the DC
output type:
• There is only one electrical common for all sixteen outputs. All sixteen outputs belong to one bank.
• The output switches are current-sinking only or current sourcing only. Refer to the detailed
specifications in this manual to determine which type output is present on a particular model.
• The output circuit inside the PLC requires external power. The supply (–) must be connected to
a common terminal, and the supply (+) connects the right-most terminal on the upper connector
(+V).

In the example below, all sixteen outputs share a common supply.
L L L L

L L L L

L L L L

+

L L L L

+24 VDC

G
LG
0V
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 +V
OUTPUT: Sinking Output

6 - 27V

1.0A

PWR: 100-240V

50-60Hz 40VA

D0-06DD1
In the nextYexample
below,
the
outputs
have split supplies. The first
eight outputs are using a
0
1
2
3
4
5
6
7 10 11 12 13 14 15 16 17 20 21 22 23
X
+12 VDC supply,
and the last eight are using a +24 VDC supply. However, you can split the
INPUT: 12 - 24V
3 - 15mA
outputs among any number of supplies, as long as:
• all supply voltages are within the specified range
• all output points are wired as sinking

06

• all source (–) terminals are connected together
LOGIC
C0

K oyo
+12 VDC

X1

X3

+

X0

DC
Supply

-

X2

+24 VDC

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

L L L L

L L L L

L L L L

L L L L

-

+

G
LG
0V
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 +V

OUTPUT: Sinking Output

Y

6 - 27V

1.0A

PWR: 100-240V

50-60Hz 40VA

D0-06DD1

Warning: The maximum
24 VDC
on the I/O
0
1
2
3output
4
5 current
6
7 from
10 11 the
12 Auxiliary
13 14 15 16
17 20 power
21 22 depends
23
X Refer to Chapter 4, page 4-6, to determine how much current can be drawn from
configuration.
INPUT:
12 - 24V
3 - 15mA
the Auxiliary 24 VDC power for your particular I/O configuration.

LOGIC

06

oyo
DL06 Micro PLC UserKManual,
3rd Edition, Rev. D
C0

X1

X3

X4

X6

C2

X11

X13

X14

X16

C4

X21

X23

N.C.

Signal Common

Power Input

Pulse
Direction

Chapter 2: Installation, Wiring, and Specifications

High-Speed I/O Wiring Methods

G
LG
0V
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 +V

OUTPUT: Sinking Output

6 - 27V

1.0A

PWR: 100-240V

50-60Hz 40VA

DL06 versions with
a dedicated High-Speed I/O
Y DC type input or output points contain
D0-06DD1
circuit (HSIO). The
circuit configuration is programmable, and it processes specific I/O
X
points independently from the CPU scan. Appendix E discusses the programming options for
HSIO. While the HSIO circuit has six modes, we show wiring diagrams for two of the most
popular modes in this chapter. The high-speed input interfaces to points X0 – X3. Properly
configured, the DL06LOGIC
can count quadrature pulses at up to 7 kHz from an incremental
encoder as shown below. K oyo
0

1

2

3

INPUT: 12 - 24V

4

5

6

7

10

11

12

13

14

15

16

17

20

21 22

23

3 - 15mA

06

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

Phase A = X0
Phase B = X1

NOTE: Do not use this drawing to wire your device. This is a general example and is not specific
to any PLC model, stepper or encoder. Always refer to the device documentaion for proper wiring
connections.
Motor

Amplifier
+

+24 VDC

Signal Common

Power Input

Pulse
Direction

G
LG
0V
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 +V
OUTPUT: Sinking Output

Y

6 - 27V

1.0A

PWR: 100-240V

50-60Hz 40VA

D0-06DD1

DL06 versions withX DC type output points can use the High Speed I/O Pulse Output
feature. It can generate high-speed pulses at up to 10 kHz for specialized control such as
stepper motor / intelligent drive systems. Output Y0 and Y1 can generate pulse and direction
signals, or it can generate CCW and CW pulse signals respectively. See Appendix E on highspeed input and pulse output
options.
LOGIC
0

1

2

INPUT: 12 - 24V

3

4

5

6

7

10

11

12

13

14

15

16

17

20

21 22

23

3 - 15mA

06

K oyo

NOTE: Do not use this drawing
toX3wire
your
device. This is a general example and is not specific
C0
X1
X4
X6
C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X2
C1
X5
X7 X10 X12 C3
X17 X20 X22 N.C.
to any PLC model, stepper orX0 encoder.
Always
refer toX15the
device documentaion for proper wiring
connections.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

2-29

Chapter 2: Installation, Wiring, and Specifications

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Wiring Diagrams and Specifications
The remainder of this chapter provides detailed technical information for the DL06 PLCs. A basic
wiring diagram, equivalent I/O circuits, and specification tables are laid out for each PLC.

D0–06AA I/O Wiring Diagram
The D0–06AA PLC has twenty AC inputs and sixteen AC outputs. The following diagram shows a
typical field wiring example. The AC external power connection uses four terminals as shown.
Inputs are organized into five banks of four. Each bank has an isolated common terminal. The
wiring example below shows all commons connected together, but separate supplies and common
circuits may be used. The equivalent input circuit shows one channel of a typical bank.
Outputs are organized into four banks of four triac switches. Each bank has a common terminal. The
wiring example below shows all commons connected together, but separate supplies and common
circuits may be used. The equivalent output circuit shows one channel of a typical bank.
POWER
input wiring

OUTPUT
point wiring

100-240V
VAC

L L L L

L L L L

L L L L

L L L L

17-240V
VAC

G
LG
0V
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

Derating Chart for AC Outputs

Y

X

0

1

2

50 - 60Hz
3

INPUT: 90 - 120V

Points
16

0.5 A

12

4

LOGIC

4
0
0
32

10
50

20
68

30
86

40
104

50
122

C0

55˚C
131˚F

2.0A, 6 - 27V
6

7

10

2.0A
11

12

PWR: 100-240V
13

14

15

16

50-60Hz 40VA
17

20

D0-06AA

21 22

23

7 - 15mA

Y0 - Y7
Y10 - Y17

8

5

06

K oyo

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

Ambient Temperature ( ˚C/ ˚F)

AA
90-120V
VAC

INPUT point wiring

Equivalent Input Circuit

Equivalent Output Circuit
Internal module circuitry

+V
L

OUTPUT

Optical
Isolator


9$&
COM

To LED

2-30

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 2: Installation, Wiring, and Specifications
D0-06AA General Specifications
External Power Requirements
Communication Port 1 9600 baud (Fixed),
8 data bits, 1 stop bit odd parity
Communication Port 2 9600 baud (default)
8 data bits, 1 stop bit odd parity
Programming cable type
Operating Temperature
Storage Temperature
Relative Humidity
Environmental air
Vibration
Shock
Noise Immunity
Terminal Type
Wire Gauge

100– 240 VAC/50-60 Hz, 40 VA maximum
K–Sequence (Slave), DirectNET (Slave), MODBUS (Slave)
K–Sequence (Slave),DirectNET (Master/Slave), MODBUS
(Master/Slave), Non-sequence / print, ASCII in/out
D2–DSCBL
32 to 131°F (0 to 55°C)
–4 to 158°F (–20 to 70°C)
5 to 95% (non-condensing)
No corrosive gases permitted
MIL STD 810C 514.2
MIL STD 810C 516.2
NEMA ICS3–304
Removable
One 16 AWG or two 18 AWG, 24 AWG minimum

AC Input Specifications
Input Voltage Range (Min. - Max.)
Operating Voltage Range

80 – 132 VAC, 47 - 63 Hz
90 – 120 VAC, 47 - 63 Hz
8 mA @100 VAC at 50 Hz
10 mA @100 VAC at 60 Hz

Input Current

12 mA @132 VAC at 50 Hz
15 mA @132 VAC at 60 Hz
14Kq @50 Hz, 12Kq @60Hz
> 6 mA @ 75 VAC
< 2 mA @ 20 VAC
< 40 ms
< 40 ms
Logic Side
4 channels / common x 5 banks (isolated)

Max. Input Current
Input Impedance
ON Current/Voltage
OFF Current/Voltage
OFF to ON Response
ON to OFF Response
Status Indicators
Commons

AC Output Specifications
Output Voltage Range (Min. - Max.)
Operating Voltage
On Voltage Drop
Max Current
Max leakage current
Max inrush current
Minimum Load
OFF to ON Response
ON to OFF Response
Status Indicators
Commons
Fuses

15 – 264 VAC, 47 – 63 Hz
17 – 240 VAC, 47 – 63 Hz
1.5 VAC (>50mA) 4.0 VAC (<50mA)
0.5 A / point, 1.5 A / common
<4 mA @ 264 VAC
10 A for 10 ms
10 mA
1 ms
1 ms +1/2 cycle
Logic Side
4 channels / common x 4 banks (isolated)
None (external recommended)

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
2-31

Chapter 2: Installation, Wiring, and Specifications

D0–06AR I/O Wiring Diagram

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

The D0–06AR PLC has twenty AC inputs and sixteen relay contact outputs. The following
diagram shows a typical field wiring example. The AC external power connection uses four
terminals at the left as shown.
The twenty AC input channels use terminals on the bottom of the connector. Inputs are
organized into five banks of four. Each bank has a common terminal. The wiring example
below shows all commons connected together, but separate supplies and common circuits
may be used. The equivalent input circuit shows one channel of a typical bank.
OUTPUT point wiring

100-240V
POWER VAC
input wiring

L L L L

L L L L

L L L L

6-240
VAC
or
6-27
VDC

L L L L

Derating Chart for Relay Outputs
Points
16

2.0A

12

G
LG
0V
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.

Y0 - Y7
Y10 - Y17

8

OUTPUT: 6-240V

Y

X

4

0

1

2

50 - 60Hz
3

INPUT: 90 - 120V

4

5

2.0A, 6 - 27V
6

7

10

2.0A
11

12

PWR: 100-240V
13

14

15

16

50-60Hz 40VA
17

20

D0-06AR

21 22

23

7 - 15mA

0
0
32

10
50

20
68

30
86

40
104

50
122

55˚C
131˚F

Ambient Temperature ( ˚C/ ˚F)

LOGIC

Typical Relay Life (Operations) at
Room Temperature
AR

Voltage & Load
Type
24VDC Resistive
24VDC Inductive
110VAC Resistive
110VAC Inductive
220VAC Resistive
220VAC Inductive

2-32

C0

06

K oyo

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

Load Current
At 1A At 2A
500K
100K
500K
200K
350K
100K

250K
50K
250K
100K
200K
50K

90-120V
VAC

Equivalent Input Circuit


9$&

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

INPUT point wiring

Equivalent Output Circuit

Chapter 2: Installation, Wiring, and Specifications
The sixteen relay output channels use terminals on the right side top connector. Outputs are
organized into four banks of four normally-open relay contacts. Each bank has a common
terminal. The wiring example on the last page shows all commons connected together, but
separate supplies and common circuits may be used. The equivalent output circuit shows one
channel of a typical bank. The relay contacts can switch AC or DC voltages.
D0-06AR General Specifications
100– 240 VAC/50-60 Hz, 40 VA maximum
External Power Requirements
Communication Port 1 9600 baud (Fixed), 8 data K–Sequence (Slave), DirectNET (Slave), MODBUS (Slave)
bits, 1 stop bit, odd parity
Communication Port 2 9600 baud (default), 8 data K–Sequence (Slave), DirectNET (Master/Slave), MODBUS
(Master/Slave), Non-sequence / print, ASCII in/out
bits, 1 stop bit, odd parity
D2–DSCBL
Programming cable type
32 to 131°F (0 to 55°C)
Operating Temperature
–4 to 158°F (–20 to 70°C)
Storage Temperature
5 to 95% (non-condensing)
Relative Humidity
No corrosive gases permitted
Environmental air
MIL STD 810C 514.2
Vibration
MIL STD 810C 516.2
Shock
NEMA ICS3–304
Noise Immunity
Removable
Terminal Type
One 16 AWG or two 18 AWG, 24 AWG minimum
Wire Gauge

AC Input Specifications X0-X23
Input Voltage Range (Min. - Max.)
Operating Voltage Range
Input Current
Max. Input Current
Input Impedance
ON Current/Voltage
OFF Current/Voltage
OFF to ON Response
ON to OFF Response
Status Indicators
Commons

80 – 132 VAC, 47 - 63 Hz
90 – 120 VAC, 47 -63 Hz
8 mA @ 100 VAC at 50 Hz 10 mA @ 100 VAC at 60 Hz
12 mA @ 132 VAC at 50 Hz 15 mA @ 132 VAC at 60 Hz
14Kq @50 Hz, 12Kq @60 Hz
>6 mA @ 75 VAC
<2 mA @ 20 VAC
< 40 ms
< 40 ms
Logic Side
4 channels / common x 5 banks (isolated)

Relay Output Specifications Y0-Y17
Output Voltage Range
Operating Voltage Range
Output Current
Max. leakage current
Smallest Recommended Load
OFF to ON Response
ON to OFF Response
Status Indicators
Commons
Fuses

(Min. – Max.) 5 – 264 VAC (47 -63 Hz), 5 – 30 VDC
6 – 240 VAC (47 -63 Hz), 6 – 27 VDC
2A / point, 6A / common
0.1 mA @264VAC
5 mA @5 VDC
< 15 ms
< 10 ms
Logic Side
4 channels / common x 4 banks (isolated)
None (external recommended)

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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4
5
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7
8
9
10
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14
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B
C
D

2-33

Chapter 2: Installation, Wiring, and Specifications

D0–06DA I/O Wiring Diagram

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
2-34

The D0–06DA PLC has twenty DC inputs and sixteen AC outputs. The following diagram shows
a typical field wiring example. The AC external power connection uses four terminals as shown.
Inputs are organized into five banks of four. Each bank has an isolated common terminal, and
may be wired as sinking or sourcing. The wiring example below shows all commons connected
together, but separate supplies and common circuits may be used. The equivalent circuit for
standard inputs is shown below, and the high-speed input circuit is shown to the left.
Outputs are organized into four banks of four triac switches. Each bank has a common terminal.
The wiring example below shows all commons connected together, but separate supplies and
common circuits may be used. The equivalent output circuit shows one channel of a typical bank.
Power
input wiring
100-240 VAC

Output point wiring
17-240
VAC

Derating Chart for AC Outputs
Points
16

0.5 A

12

Y0 - Y7
Y10 - Y17

8
4
0
0
32

10
50

20
68

30
86

40
104

50
122

55˚C
131˚F

Ambient Temperature ( ˚C/ ˚F)

Equivalent Output Circuit
Internal module circuitry

+V
L

OUTPUT

Optical
Isolator

COM

To LED

12-24
VDC

Source

Sink

Input point wiring

Standard Inputs (X4-X23)

High Speed Inputs (X0-X3)


9'&


9'&

6RXUFH
6RXUFH

6LQN

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

6LQN

Chapter 2: Installation, Wiring, and Specifications
D0-06DA General Specifications
100– 240 VAC/50-60 Hz, 40 VA maximum
External Power Requirements
Communication Port 1 9600 baud (Fixed), 8 data
K–Sequence (Slave), DirectNET (Slave),
MODBUS (Slave)
bits, 1 stop bit, odd parity
Communication Port 2 9600 baud (default), 8 data
K–Sequence (Slave), DirectNET (Master/Slave),
MODBUS (Master/Slave), Non-sequence/print, ASCII in/out
bits, 1 stop bit, odd parity
D2–DSCBL
Programming cable type
32 to 131°F (0 to 55°C)
Operating Temperature
–4 to 158°F (–20 to 70°C)
Storage Temperature
5 to 95% (non-condensing)
Relative Humidity
No corrosive gases permitted
Environmental air
MIL STD 810C 514.2
Vibration
MIL STD 810C 516.2
Shock
NEMA ICS3–304
Noise Immunity
Removable
Terminal Type
One 16 AWG or two 18 AWG, 24 AWG minimum
Wire Gauge

DC Input Specifications
Parameter
Input Voltage Range
Operating Voltage Range
Maximum Voltage
Minimum Pulse Width
ON Voltage Level
OFF Voltage Level
Input Impedance
Minimum ON Current
Maximum OFF Current
OFF to ON Response
ON to OFF Response
Status Indicators
Commons

High–Speed Inputs, X0 – X3

Standard DC Inputs X4 – X23

10.8 – 26.4 VDC
10.8 – 26.4 VDC
12 – 24 VDC
12 – 24 VDC
30 VDC (7 kHz maximum frequency)
30 VDC
70 µs
N/A
> 10 VDC
> 10 VDC
< 2.0 VDC
< 2.0 VDC
1.8 kq @ 12 – 24 VDC
2.8 kq @ 12 – 24 VDC
>5 mA
>4 mA
< 0.5 mA
<0.5 mA
<70 µs
2 – 8 ms, 4 ms typical
<70 µs
2 – 8 ms, 4 ms typical
Logic side
Logic side
4 channels / common x 5 bank (isolated)

AC Output Specifications
Output Voltage Range (Min. - Max.)
Operating Voltage
On Voltage Drop
Max Current
Max leakage current
Max inrush current
Minimum Load
OFF to ON Response
ON to OFF Response
Status Indicators
Commons
Fuses

15 – 264 VAC, 47 – 63 Hz
17 – 240 VAC, 47 – 63 Hz
1.5 VAC @> 50mA, 4 VAC @< 50mA
0.5 A / point, 1.5 A / common
< 4 mA @ 264 VAC, 60Hz
10 A for 10 ms
10 mA
1 ms
1 ms +1/2 cycle
Logic Side
4 channels / common x 4 banks (isolated)
None (external recommended)

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Chapter 2: Installation, Wiring, and Specifications

D0–06DD1 I/O Wiring Diagram

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

The D0-06DD1 PLC has twenty sinking/sourcing DC inputs and sixteen sinking DC outputs. The
following diagram shows a typical field wiring example. The AC external power connection uses four
terminals as shown.
Inputs are organized into five banks of four. Each bank has an isolated common terminal,
and may be wired as either sinking or sourcing inputs. The wiring example below shows all
commons connected together, but separate supplies and common circuits may be used.
Outputs all share the same common. Note the requirement for external power.

Derating Chart for DC Outputs

Power
input wiring

Points
16

0.75A

Output point wiring

Y0-Y17

12

6-27
VDC

1.0 A

8

20-28
VDC

100-240
VAC

4
0
0
32

10
50

20
68

30
86

40
104

50 55°C
122 131°F

Ambient Temperature ( °C/ °F)

DC Pulse Outputs (Y0-Y1)

9'&

DC Standard Outputs (Y2-Y17)


9'&

12-24 VDC

Source

Input point wiring

Sink

DC Standard Inputs (X4-X23)


9'&


9'&

2-36

High Speed Inputs (X0-X3)

6RXUFH
6RXUFH

6LQN

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

6LQN

Chapter 2: Installation, Wiring, and Specifications
D0-06DD1 General Specifications
External Power Requirements
Communication Port 1 9600 baud (Fixed),
8 data bits, 1 stop bit, odd parity
Communication Port 2 9600 baud (default),
8 data bits, 1 stop bit, odd parity
Programming cable type
Operating Temperature
Storage Temperature
Relative Humidity
Environmental air
Vibration
Shock
Noise Immunity
Terminal Type
Wire Gauge

100– 240 VAC/50-60 Hz, 40 VA maximum
K–Sequence (Slave), DirectNET (Slave),
MODBUS (Slave)
K–Sequence (Slave), DirectNET (Master/Slave),
MODBUS (Master/Slave), Non-sequence / print, ASCII in/out
D2–DSCBL
32 to 131°F (0 to 55°C)
–4 to 158°F (–20 to 70°C)
5 to 95% (non-condensing)
No corrosive gases permitted
MIL STD 810C 514.2
MIL STD 810C 516.2
NEMA ICS3–304
Removable
One 16 AWG or two 18 AWG, 24 AWG minimum

DC Input Specifications
Parameter
Min. - Max. Voltage Range
Operating Voltage Range
Peak Voltage
Minimum Pulse Width
ON Voltage Level
OFF Voltage Level
Max. Input Current
Input Impedance
Minimum ON Current
Maximum OFF Current
OFF to ON Response
ON to OFF Response
Status Indicators
Commons

High–Speed Inputs, X0 – X3

Standard DC Inputs X4 – X23

10.8 – 26.4 VDC
10.8 – 26.4 VDC
12 – 24 VDC
12 – 24 VDC
30 VDC (7 kHz maximum frequency)
30 VDC
100 µs
N/A
> 10.0 VDC
> 10.0 VDC
< 2.0 VDC
< 2.0 VDC
6mA @12VDC, 13mA @24VDC
4mA @12VDC, 8.5mA @24VDC
1.8 qk @ 12 – 24 VDC
2.8 qk @ 12 – 24 VDC
>5 mA
>4 mA
< 0.5 mA
<0.5 mA
<70 µs
2 – 8 ms, 4 ms typical
<70 µs
2 – 8 ms, 4 ms typical
Logic side
Logic side
4 channels / common x 5 banks isolated

DC Output Specifications
Parameter
Min. - Max. Voltage Range
Operating Voltage
Peak Voltage
On Voltage Drop
Max Current (resistive)
Max leakage current
Max inrush current
External DC power required
OFF to ON Response
ON to OFF Response
Status Indicators
Commons
Fuses

Pulse Outputs Y0 – Y1

Standard Outputs Y2 – Y17

5 – 30 VDC
6 – 27 VDC
< 50 VDC (10 kHz max. frequency)
0.3 VDC @ 1 A
0.5 A / pt., 1A / pt. as standard pt.
15µA @ 30 VDC
2 A for 100 ms

5 – 30 VDC
6 – 27 VDC
< 50 VDC
0.3 VDC @ 1 A
1.0 A / point
15µA @ 30 VDC
2 A for 100 ms
20
28
VDC
Max 280mA (Aux. 24VDC
20 - 28 VDC Max 150mA
powers V+ terminal (sinking outputs)
< 10 µs
< 10 µs
< 20 µs
< 60 µs
Logic Side
Logic Side
4 channels / common x 4 banks non-isolated
None (external recommended)

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Chapter 2: Installation, Wiring, and Specifications

D0–06DD2 I/O Wiring Diagram

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

The D0–06DD2 PLC has twenty sinking/sourcing DC inputs and sixteen sourcing DC outputs. The
following diagram shows a typical field wiring example. The AC external power connection uses four
terminals as shown.
Inputs are organized into four banks of four. Each bank has an isolated common terminal,
and may be wired as either sinking or sourcing inputs. The wiring example below shows all
commons connected together, but separate supplies and common circuits may be used.
All outputs share the same common. Note the requirement for external power.

Derating Chart for DC Outputs

100-240
VAC

Output point wiring

Power input wiring

12-24
VDC

Points
16

0.75A

12

1.0 A

8

Y0 - Y7
Y10 - Y17

4
0
0
32

10
50

20
68

30
86

40
104

50 55˚C
122 131˚F

Ambient Temperature ( ˚C/ ˚F)

DC Standard Outputs (Y2-Y17)


9'&

12-24 VDC

DC Pulse Outputs (Y0-Y1)
Source

Input point wiring

Sink


9'&

High Speed Inputs (X0-X3)


9'&

2-38

6RXUFH

6LQN

DC Standard Inputs (X4-X23)


9'&
6RXUFH

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

6LQN

Chapter 2: Installation, Wiring, and Specifications
D0-06DD2 General Specifications
External Power Requirements
Communication Port 1 9600 baud (Fixed),
8 data bits, 1 stop bit, odd parity
Communication Port 2 9600 baud (default),
8 data bits, 1 stop bit, odd parity
Programming cable type
Operating Temperature
Storage Temperature
Relative Humidity
Environmental air
Vibration
Shock
Noise Immunity
Terminal Type
Wire Gauge

100– 240 VAC/50-60 Hz, 40 VA maximum
K–Sequence (Slave), DirectNET (Slave),
MODBUS (Slave)
K–Sequence (Slave), DirectNET (Master/Slave),
MODBUS (Master/Slave), Non-sequence / print, ASCII in/out
D2–DSCBL
32 to 131°F (0 to 55°C)
–4 to 158°F (–20 to 70°C)
5 to 95% (non-condensing)
No corrosive gases permitted
MIL STD 810C 514.2
MIL STD 810C 516.2
NEMA ICS3–304
Removable
One 16 AWG or two 18 AWG, 24 AWG minimum

DC Input Specifications
Parameter
Min. - Max. Voltage Range
Operating Voltage Range
Peak Voltage
Minimum Pulse Width
ON Voltage Level
OFF Voltage Level
Max. Input Current
Input Impedance
Minimum ON Current
Maximum OFF Current
OFF to ON Response
ON to OFF Response
Status Indicators
Commons

High–Speed Inputs, X0 – X3

Standard DC Inputs X4 – X23

10.8 – 26.4 VDC
10.8 – 26.4 VDC
12 – 24 VDC
12 – 24 VDC
30 VDC (7 kHz maximum frequency)
30 VDC
70 µs
N/A
> 10.0 VDC
> 10.0 VDC
< 2.0 VDC
< 2.0 VDC
6mA @12VDC, 13mA @24VDC
4mA @12VDC, 8.5mA @24VDC
1.8 qk @ 12 – 24 VDC
2.8 qk @ 12 – 24 VDC
>5 mA
>4 mA
< 0.5 mA
<0.5 mA
<70 µs
2 – 8 ms, 4 ms typical
<70 µs
2 – 8 ms, 4 ms typical
Logic side
Logic side
4 channels/common x 5 banks (isolated)

DC Output Specifications
Parameter
Min. - Max. Voltage Range
Operating Voltage
Peak Voltage
On Voltage Drop
Max Current (resistive)
Max leakage current
Max inrush current
External DC power required
OFF to ON Response
ON to OFF Response
Status Indicators
Commons
Fuses

Pulse Outputs Y0 – Y1

Standard Outputs Y2 – Y17

10.8 -26.4 VDC
10.8 -26.4 VDC
12-24 VDC
12-24 VDC
< 50 VDC (10 kHz max. frequency)
< 50 VDC
0.5VDC @ 1 A
1.2 VDC @ 1 A
0.5 A / pt., 1A / pt. as standard pt.
1.0 A / point
15 µA @ 30 VDC
15 µA @ 30 VDC
2 A for 100 ms
2 A for 100 ms
12 - 24 VDC
12 -24 VDC
< 10µs
< 10 µs
< 20 µs
< 0.5 µs
Logic Side
Logic Side
4 channels / common x 4 banks (non-isolated)
None (external recommended)

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Chapter 2: Installation, Wiring, and Specifications

D0–06DR I/O Wiring Diagram

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

The D0–06DR PLCs feature twenty DC inputs and sixteen relay contact outputs. The following diagram
shows a typical field wiring example. The AC external power connection uses four terminals as shown.
Inputs are organized into five banks of four. Each bank has an isolated common terminal, and
may be wired as either sinking or sourcing inputs. The wiring example below shows all commons
connected together, but separate supplies and common circuits may be used. The equivalent
circuit for standard inputs is shown below, and the high-speed input circuit is shown to the left.
Outputs are organized into four banks of four normally-open relay contacts. Each bank has
a common terminal. The wiring example below shows all commons connected together, but
separate supplies and common circuits may be used. The equivalent output circuit shows one
channel of a typical bank. The relay contacts can switch AC or DC voltages.
Typical Relay Life (Operations) at Room
Temperature

Voltage & Load Load Current
Type
At 1A At 2A
24VDC Resistive
24VDC Inductive
110VAC Resistive
110VAC Inductive
220VAC Resistive
220VAC Inductive

500K
100K
500K
200K
350K
100K

250K
50K
250K
100K
200K
50K

Output point wiring

Power input wiring

100-240
VAC

6-240
VAC
or
6-27
VDC

Derating Chart for Relay Outputs

F

Equivalent Output Circuit

12-24
VDC

Source

Input point wiring

Sink

Equivalent Circuit, High-speed Inputs (X0-X3)

Equivalent Circuit, Standard Inputs (X4-X23)


9'&


9'&

2-40

6RXUFH
6RXUFH

6LQN

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

6LQN

Chapter 2: Installation, Wiring, and Specifications
D0-06DR General Specifications
100– 240 VAC/50-60 Hz, 40 VA maximum
External Power Requirements
Communication Port 1 9600 baud (Fixed), 8 data K–Sequence (Slave), DirectNET (Slave), MODBUS (Slave)
bits, 1 stop bit, odd parity
Communication Port 2 9600 baud (default), 8 data K–Sequence (Slave), DirectNET (Master/Slave), MODBUS
(Master/Slave), Non-sequence /print, ASCII in/out
bits, 1 stop bit, odd parity
D2–DSCBL
Programming cable type
32 to 131°F (0 to 55°C)
Operating Temperature
–4 to 158°F (–20 to 70°C)
Storage Temperature
5 to 95% (non-condensing)
Relative Humidity
No corrosive gases permitted
Environmental air
MIL STD 810C 514.2
Vibration
MIL STD 810C 516.2
Shock
NEMA ICS3–304
Noise Immunity
Removable
Terminal Type
One 16 AWG or two 18 AWG, 24 AWG minimum
Wire Gauge

DC Input Specifications
Parameter
Min. - Max. Voltage Range
Operating Voltage Range
Peak Voltage
Minimum Pulse Width
ON Voltage Level
OFF Voltage Level
Input Impedance
Max. Input Current
Minimum ON Current
Maximum OFF Current
OFF to ON Response
ON to OFF Response
Status Indicators
Commons

High–Speed Inputs, X0 – X3

Standard DC Inputs X4 – X23

10.8 – 26.4 VDC
10.8 – 26.4 VDC
12 -24 VDC
12 -24 VDC
30 VDC (7 kHz maximum frequency)
30 VDC
70 µs
N/A
> 10 VDC
> 10 VDC
< 2.0 VDC
< 2.0 VDC
1.8 kq @ 12 – 24 VDC
2.8 kq @ 12 – 24 VDC
6mA @12VDC 13mA @24VDC
4mA @12VDC 8.5mA @24VDC
>5 mA
>4 mA
< 0.5 mA
<0.5 mA
<70 µs
2 – 8 ms, 4 ms typical
<70 µs
2 – 8 ms, 4 ms typical
Logic side
Logic side
4 channels / common x 5 banks (isolated)

Relay Output Specifications
Output Voltage Range (Min. - Max.)
Operating Voltage
Output Current
Maximum Voltage
Max leakage current
Smallest Recommended Load
OFF to ON Response
ON to OFF Response
Status Indicators
Commons
Fuses

5 -264 VAC (47 -63 Hz), 5 - 30 VDC
6 -240 VAC (47 -63 Hz), 6 - 27 VDC
2A / point 6A / common
264 VAC, 30 VDC
0.1 mA @264 VAC
5 mA
< 15 ms
< 10 ms
Logic Side
4 channels / common x 4 banks (isolated)
None (external recommended)

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Chapter 2: Installation, Wiring, and Specifications

D0–06DD1–D I/O Wiring Diagram

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
2-42

These micro PLCs feature twenty DC inputs and sixteen sinking DC outputs. The following
diagram shows a typical field wiring example. The DC external power connection uses four
terminals at the left as shown.
Power
Inputs are organized into
input wiring
20-28
VDC
+
five banks of four. Each
12 - 24 VDC
Output point wiring
bank has an isolated
6-27
common terminal, and
VDC
may be wired as either
sinking or sourcing
inputs. The wiring
example below shows
all commons connected
together, but separate
+ - N.C.
12-24V
12-24V
20W
supplies and common
D0-06DD1-D
circuits may be used.
All outputs actually share
the same common. Note
the requirement for
external power.
Derating Chart for DC Outputs
Points
16

0.75A

Y0-Y17

12

1.0 A

8
4

12-24 VDC

0
0
32

10
50

20
68

30
86

40
104

50 55°C
122 131°F

Ambient Temperature ( °C/ °F)

DC Pulse Outputs (Y0-Y1)

Source

Input point wiring

Sink

High Speed Inputs (X0-X3)

9'&


9'&
6RXUFH

DC Standard Outputs (Y2-Y17)

6LQN

Standard Input Circuit (X4-X23)


9'&


9'&
6RXUFH

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

6LQN

Chapter 2: Installation, Wiring, and Specifications
D0-06DD1-D General Specifications
External Power Requirements
Communication Port 1: 9600 baud (Fixed),
8 data bits, 1 stop bit, odd parity
Communication Port 2: 9600 baud (default),
8 data bits, 1 stop bit,odd parity
Programming cable type
Operating Temperature
Storage Temperature
Relative Humidity
Environmental air
Vibration
Shock
Noise Immunity
Terminal Type
Wire Gauge

12 – 24 VDC, 20 W maximum,
K–Sequence (Slave), DirectNET (Slave),
MODBUS (Slave)
K–Sequence (Slave), DirectNET (Master/Slave),
MODBUS (Master/Slave), Non-sequence/print, ASCII in/out
D2–DSCBL
32 to 131°F (0 to 55°C)
–4 to 158°F (–20 to 70°C)
5 to 95% (non-condensing)
No corrosive gases permitted
MIL STD 810C 514.2
MIL STD 810C 516.2
NEMA ICS3–304
Removable
One 16 AWG or two 18 AWG, 24 AWG minimum

DC Input Specifications
Parameter
Min. - Max. Voltage Range
Operating Voltage Range
Peak Voltage
Minimum Pulse Width
ON Voltage Level
OFF Voltage Level
Max. Input Current
Input Impedance
Minimum ON Current
Maximum OFF Current
OFF to ON Response
ON to OFF Response
Status Indicators
Commons

High–Speed Inputs, X0 – X3

Standard DC Inputs X4 – X23

10.8 – 26.4 VDC
10.8 – 26.4 VDC
12 – 24 VDC
12 – 24 VDC
30 VDC (7 kHz maximum frequency)
30 VDC
70 µs
N/A
>10.0 VDC
> 10.0 VDC
< 2.0 VDC
< 2.0 VDC
6mA @12VDC, 13mA @24VDC
4mA @12VDC, 8.5mA @24VDC
1.8 kq @ 12 – 24 VDC
2.8 kq @ 12 – 24 VDC
>5 mA
>4 mA
< 0.5 mA
<0.5 mA
<70 µs
2 – 8 ms, 4 ms typical
<70 µs
2 – 8 ms, 4 ms typical
Logic side
Logic side
4 channels / common x 5 banks (isolated)

DC Output Specifications
Parameter
Min. - Max. Voltage Range
Operating Voltage
Peak Voltage
On Voltage Drop
Max Current (resistive)
Max leakage current
Max inrush current
External DC power required
OFF to ON Response
ON to OFF Response
Status Indicators
Commons
Fuses

Pulse Outputs, Y0 – Y1

Standard Outputs, Y2 – Y17

5 – 30 VDC
5 – 30 VDC
6 – 27 VDC
6 – 27 VDC
< 50 VDC (10 kHz max. frequency)
< 50 VDC
0.3 VDC @ 1 A
0.3 VDC @ 1 A
0.5 A / pt., 1A / pt. as standard pt.
1.0 A / point
15 µA @ 30 VDC
15 µA @ 30 VDC
2 A for 100 ms
2 A for 100 ms
20 - 28 VDC Max 150mA
20 - 28 VDC Max 150mA
< 10 µs
< 10 µs
< 20 µs
< 60 µs
Logic Side
Logic Side
4 channels / common x 4 banks (non-isolated)
None (external recommended)

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Chapter 2: Installation, Wiring, and Specifications

D0–06DD2–D I/O Wiring Diagram

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

These micro PLCs feature twenty DC inputs and sixteen sourcing DC outputs. The
following diagram shows a typical field wiring example. The DC external power connection
uses four terminals at the left as shown.
Inputs are organized into five banks of four. Each bank has an isolated common terminal,
and may be wired as either sinking or sourcing inputs. The wiring example below
12 - 24 VDC
Output point wiring
+
shows all commons
Power
+ 12 - 24
connected together,
input wiring
- VDC
but separate supplies
and
L L L L
L L L L
L L L L
L L L L
common circuits may
be
used.
All outputs actually
share
the same common.
Note
+
the requirement
for
external power.
D0-06DD2-D
Y
G

LG

N.C. Y0
Y2
V1
Y5
Y7 Y10 Y12
V3 Y15 Y17
N.C. V0
Y1
Y3
Y4
Y6
V2
Y11 Y13 Y14 Y16 C0

OUTPUT: Sourcing Output 12-24V

X

0

1

2

3

INPUT: 12 - 24V

LOGIC

16

0.75A

12

1.0 A

8

Y0 - Y7
Y10 - Y17

5

1.0A

6

7

PWR: 12-24V

10

11

12

13

20W

14

15

16

17

20

21 22

23

3 - 15mA

Derating Chart for DC Outputs
Points

4

C0

06

K oyo

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

4
0
0
32

10
50

20
68

30
86

40
104

50 55˚C
122 131˚F

Ambient Temperature ( ˚C/ ˚F)

12-24 VDC

DC Standard Outputs (Y2-Y17)
Source

Input point wiring

Sink


9'&

High Speed Inputs (X0-X3)


9'&
6RXUFH

6LQN

DC Pulse Outputs (Y0-Y1)
Standard Input Circuit (X4-X23)

9'&

2-44


9'&
6RXUFH

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

6LQN

Chapter 2: Installation, Wiring, and Specifications
D0-06DD2-D General Specifications
External Power Requirements
Communication Port 1: 9600 baud (Fixed),
8 data bits, 1 stop bit, odd parity
Communication Port 2: 9600 baud (default),
8 data bits, 1 stop bit, odd parity
Programming cable type
Operating Temperature
Storage Temperature
Relative Humidity
Environmental air
Vibration
Shock
Noise Immunity
Terminal Type
Wire Gauge

12 – 24 VDC, 20 W maximum,
K–Sequence (Slave), DirectNET (Slave),
MODBUS (Slave)
K–Sequence (Slave), DirectNET (Master/Slave),
MODBUS (Master/Slave), Non-sequence/print, ASCII in/out
D2–DSCBL
32 to 131°F (0 to 55°C)
–4 to 158°F (–20 to 70°C)
5 to 95% (non-condensing)
No corrosive gases permitted
MIL STD 810C 514.2
MIL STD 810C 516.2
NEMA ICS3–304
Removable
One 16 AWG or two 18 AWG, 24 AWG minimum

DC Input Specifications
Parameter
Min. - Max. Voltage Range
Operating Voltage Range
Peak Voltage
Minimum Pulse Width
ON Voltage Level
OFF Voltage Level
Max. Input Current
Input Impedance
Minimum ON Current
Maximum OFF Current
OFF to ON Response
ON to OFF Response
Status Indicators
Commons

High–Speed Inputs, X0 – X3

Standard DC Inputs X4 – X23

10.8 – 26.4 VDC
10.8 – 26.4 VDC
12 – 24 VDC
12 – 24 VDC
30 VDC (7 kHz maximum frequency)
30 VDC
70 µs
N/A
>10.0 VDC
> 10.0 VDC
< 2.0 VDC
< 2.0 VDC
15mA @26.4VDC
11mA @26.4VDC
1.8 kq @ 12 – 24 VDC
2.8 kq @ 12 – 24 VDC
5 mA
3 mA
0.5 mA
0.5 mA
<70 µs
2 – 8 ms, 4 ms typical
<70 µs
2 – 8 ms, 4 ms typical
Logic side
Logic side
4 channels / common x 5 banks (isolated)

DC Output Specifications
Parameter
Min. - Max. Voltage Range
Operating Voltage
Peak Voltage
On Voltage Drop
Max Current (resistive)
Max leakage current
Max inrush current
External DC power required
OFF to ON Response
ON to OFF Response
Status Indicators
Commons
Fuses

Pulse Outputs, Y0 – Y1

Standard Outputs, Y2 – Y17

10.8 – 26.4 VDC
10.8 – 26.4 VDC
12 – 24 VDC
12 – 24 VDC
30 VDC (10 kHz max. frequency)
30 VDC
0.5 VDC @ 1 A
1.2 VDC @ 1 A
0.5 A / pt., 1A / pt. as standard pt.
1.0 A / point
15 µA @ 30 VDC
15 µA @ 30 VDC
2 A for 100 ms
2 A for 100 ms
N/A
N/A
< 10 µs
< 10 µs
< 20 µs
< 0.5 ms
Logic Side
Logic Side
4 channels / common x 4 banks (non-isolated)
None (external recommended)

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Chapter 2: Installation, Wiring, and Specifications

D0–06DR–D I/O Wiring Diagram

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The D0–06DR–D PLC has twenty DC inputs and sixteen relay contact outputs. The
following diagram shows a typical field wiring example. The DC external power connection
uses three terminals as shown.
Inputs are organized into five banks of four. Each bank has an isolated common terminal,
and may be wired as either sinking or sourcing inputs. The wiring example above shows all
commons connected together, but separate supplies and common circuits may be used.
Outputs are organized into
2XWSXWSRLQWZLULQJ
four banks of four normally
3RZHU
9$&
RU
LQSXWZLULQJ
open relay contacts. Each

9'&
bank has a common terminal.
The wiring example above
shows all commons connected
together, but separate supplies
and common circuits may
be used. The equivalent
output circuit shows one
channel of a typical bank. The
relay contacts can switch AC or
Typical Relay Life (Operations) at
Room Temperature

Voltage & Load Load Current
Type
At 1A At 2A
24VDC Resistive
24VDC Inductive
110VAC Resistive
110VAC Inductive
220VAC Resistive
220VAC Inductive

500K
100K
500K
200K
350K
100K

250K
50K
250K
100K
200K
50K

Derating Chart for Relay Outputs

9'&

6RXUFH

,QSXWSRLQWZLULQJ

6LQN

Standard Input Circuit (X4-X23)

DC voltages.

Points
16

2.0A

12

Y0 - Y7
Y10 - Y17

8
4


9'&

0
0
32

10
50

20
68

30
86

40
104

50
122

55˚C
131˚F

6RXUFH

Ambient Temperature ( ˚C/ ˚F)

6LQN

Standard Output Circuit
High-speed Input Circuit (X0-X3)

DR-D


9'&
6RXUFH

6LQN

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 2: Installation, Wiring, and Specifications
D0-06DR-D General Specifications
External Power Requirements
Communication Port 1 9600 baud (Fixed),
8 data bits, 1 stop bit, odd parity
Communication Port 2 9600 baud (default),
8 data bits, 1 stop bit, odd parity
Programming cable type
Operating Temperature
Storage Temperature
Relative Humidity
Environmental air
Vibration
Shock
Noise Immunity
Terminal Type
Wire Gauge

12 – 24 VDC, 20 W maximum,
K–Sequence (Slave), DirectNET (Slave), MODBUS (Slave)
K–Sequence (Slave), DirectNET (Master/Slave),
MODBUS (Master/Slave),Non-sequence/print, ASCII in/out
D2–DSCBL
32 to 131°F (0 to 55°C)
–4 to 158°F (–20 to 70°C)
5 to 95% (non-condensing)
No corrosive gases permitted
MIL STD 810C 514.2
MIL STD 810C 516.2
NEMA ICS3–304
Removable
One 16 AWG or two 18AWG, 24AWG minimum

DC Input Specifications
Parameter
Min. - Max. Voltage Range
Operating Voltage Range
Peak Voltage
Minimum Pulse Width
ON Voltage Level
OFF Voltage Level
Input Impedance
Max. Input Current
Minimum ON Current
Maximum OFF Current
OFF to ON Response
ON to OFF Response
Status Indicators
Commons

High–Speed Inputs, X0 – X3

Standard DC Inputs X4 – X23

10.8 – 26.4 VDC
10.8 – 26.4 VDC
12 -24 VDC
12 -24 VDC
30 VDC (7 kHz maximum frequency)
30 VDC
70 µs
N/A
> 10 VDC
> 10 VDC
< 2.0 VDC
< 2.0 VDC
1.8 kq @ 12 – 24 VDC
2.8 kq @ 12 – 24 VDC
6mA @12VDC 13mA @24VDC
4mA @12VDC 8.5mA @24VDC
>5 mA
>4 mA
< 0.5 mA
<0.5 mA
<70 µs
2 – 8 ms, 4 ms typical
< 70 µs
2 – 8 ms, 4 ms typical
Logic side
Logic side
4 channels / common x 5 banks (isolated)

Relay Output Specifications
Output Voltage Range (Min. - Max.)
Operating Voltage
Output Current
Maximum Voltage
Max leakage current
Smallest Recommended Load
OFF to ON Response
ON to OFF Response
Status Indicators
Commons
Fuses

5 -264 VAC (47 -63 Hz), 5 - 30 VDC
6 -240 VAC (47 -63 Hz), 6 - 27 VDC
2A / point 6A / common
264 VAC, 30 VDC
0.1 mA @264 VAC
5 mA
< 15 ms
< 10 ms
Logic Side
4 channels / common x 4 banks isolated commons
None (external recommended)

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Chapter 2: Installation, Wiring, and Specifications

Glossary of Specification Terms

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Discrete Input
One of twenty input connections to the PLC which converts an electrical signal from a field
device to a binary status (off or on), which is read by the internal CPU each PLC scan.

Discrete Output
One of sixteen output connections from the PLC which converts an internal ladder program
result (0 or 1) to turn On or Off an output switching device. This enables the program to turn
on and off large field loads.

I/O Common
A connection in the input or output terminals which is shared by multiple I/O circuits. It
usually is in the return path to the power supply of the I/O circuit.

Input Voltage Range
The operating voltage range of the input circuit.

Maximum Voltage
Maximum voltage allowed for the input circuit.

ON Voltage Level
The minimum voltage level at which the input point will turn ON.

OFF Voltage Level
The maximum voltage level at which the input point will turn OFF

Input Impedance
Input impedance can be used to calculate input current for a particular operating voltage.

Input Current
Typical operating current for an active (ON) input.

Minimum ON Current
The minimum current for the input circuit to operate reliably in the ON state.

Maximum OFF Current
The maximum current for the input circuit to operate reliably in the OFF state.

OFF to ON Response
The time the module requires to process an OFF to ON state transition.

ON to OFF Response
The time the module requires to process an ON to OFF state transition.

Status Indicators
The LEDs that indicate the ON/OFF status of an input or output point. All LEDs on DL06
Micro PLCs are electrically located on the logic side of the input or output circuit.
DL06 Micro PLC User Manual, 3rd Edition, Rev. D

CPU Specifications and
Operation
In This Chapter

Chapter

3

Overview.......................................................................................... 3–2
CPU Specifications............................................................................ 3–3
CPU Hardware Setup........................................................................ 3–4
Using Battery Backup........................................................................ 3–8
CPU Operation................................................................................ 3–12
I/O Response Time.......................................................................... 3–17
CPU Scan Time Considerations....................................................... 3–20
Memory Map.................................................................................. 3–25
DL06 System V-memory................................................................. 3–29
DL06 Aliases.................................................................................... 3–31
DL06 Memory Map........................................................................ 3–32
X Input/Y Output Bit Map............................................................... 3–33
Stage Control/Status Bit Map.......................................................... 3–34
Control Relay Bit Map..................................................................... 3–36
Timer Status Bit Map...................................................................... 3–38
Counter Status Bit Map................................................................... 3–38
GX and GY I/O Bit Map.................................................................. 3–39

Chapter 3: CPU Specifications and Operation

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Overview

3-2

The Central Processing Unit (CPU) is the heart of the Micro PLC. Almost all PLC
operations are controlled by the CPU, so it is important that it is set up correctly. This
chapter provides the information needed to understand:
• Steps required to set up the CPU
• Operation of ladder programs
• Organization of Variable Memory
Power
Input

16 Discrete Outputs

Output circuit

Power
Supply

LCD monitor

4 Optional
card slots

CPU

Isolation
boundary

Input circuit

20 discrete Inputs

2 comm. ports

To programming device
or Operator interface

NOTE: The High-Speed I/O function (HSIO) consists of dedicated but configurable hardware in the
DL06. It is not considered part of the CPU because it does not execute the ladder program. For more
on HSIO operation, see Appendix E.

DL06 CPU Features
The DL06 Micro PLC has 14.8K words of memory comprised of 7.6K of ladder memory
and 7.6K words of V-memory (data registers). Program storage is in the FLASH memory
which is a part of the CPU board in the PLC. In addition, there is RAM with the CPU which
will store system parameters, V-memory, and other data not in the application program. The
RAM is backed up by a super-capacitor, storing the data for several hours in the event of a
power outage. The capacitor automatically charges during powered operation of the PLC.
The DL06 supports fixed I/O which includes twenty discrete input points and sixteen output
points.
Over 220 different instructions are available for program development as well as extensive
internal diagnostics that can be monitored from the application program or from an operator
interface. Chapters 5, 6, and 7 provide detailed descriptions of the instructions.
The DL06 provides two built-in communication ports, so you can easily connect a handheld
programmer, operator interface, or a personal computer without needing any additional
hardware.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

CPU Specifications
Specifications
Feature
Total Program memory (words)
Ladder memory (words)
Total V-memory (words)
User V-memory (words)
Non-volatile V Memory (words)
Contact execution (boolean)
Typical scan (1k boolean)
RLL Ladder style Programming
RLL and RLLPLUS Programming
Run Time Edits
Supports Overrides
Scan
Handheld programmer
DirectSOFT programming for Windows
Built-in communication ports (RS232C)
FLASH Memory
Local Discrete I/O points available
Local Analog input / output channels maximum
High-Speed I/O (quad., pulse out, interrupt, pulse catch, etc.)
I/O Point Density
Number of instructions available (see Chapter 5 for details)
Control relays
Special relays (system defined)
Stages in RLLPLUS
Timers
Counters
Immediate I/O
Interrupt input (external / timed)
Subroutines
For/Next Loops
Math (Integer and floating point)
Drum Sequencer Instruction
Time of Day Clock/Calendar
Internal diagnostics
Password security
System error log
User error log
Battery backup

DL06
14.8K
7680
7616
7488
128
<0.6us
1-2ms
Yes
Yes
Yes
Yes
Variable / fixed
Yes
Yes
Yes
Standard on CPU
36
None
Yes, 2
20 inputs, 16 outputs
229
1024
512
1024
256
128
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Optional D2-BAT-1 available
(not included with unit)

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Chapter 3: CPU Specifications and Operation

CPU Hardware Setup

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Communication Port Pinout Diagrams
Cables are available that allow you to quickly and easily connect a Handheld Programmer or
a personal computer to the DL06 PLCs. However, if you need to build your cable(s), use the
pinout descriptions shown below, or use the Tech Support/Cable Wiring Diagrams located
on our website. The DL06 PLCs require an RJ-12 phone plug for port 1 (D2-DSCBL) and a
15-pin SVGA DSub for port 2 (D2-DSCBL-1).
The DL06 PLC has two built-in serial communication ports. Port 1 (RS232C only) is
generally used for connecting to a D2-HPP, Direct SOFT, operator interface, MODBUS
slave only, or a Direct NET slave only. The baud rate is fixed at 9600 baud for port 1. Port
2 (RS232C/RS422/RS485) can be used to connect to a D2-HPP, Direct SOFT, operator
interface, MODBUS master/slave, Direct NET master/slave or ASCII in/out. Port 2 has a
range of speeds from 300 baud to 38.4K baud.
NOTE: The 5V pins are rated at 220mA maximum, primarily for use with some operator interface
units.

Port 2 Pin Descriptions

Port 1 Pin Descriptions
1
2
3
4
5
6

0V
5V
RXD
TXD
5V
0V

Power (-) connection (GND)
Power (-) 220 mA max
Receive data (RS-232C)
Transmit data (RS-232C)
Power (+) connection
Power (-) connection (GND)
TERM

PORT1

PORT2

RUN STOP

5 4 3 2

6

1

5

1
10

6

15

PORT1

11

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15

5V
TXD
RXD
RTS
CTS
RXD0V
0V
TXD+
TXDRTS+
RTSRXD+
CTS+
CTS-

PORT2

Communications Port 2

Communications Port 1
Connects to HPP, DirectSOFT, operator interfaces,
etc.
6-pin, RS232C
Communication speed (baud): 9600 (fixed)
Parity: odd (fixed)
Com 1 Station Address: 1 (fixed)
8 data bits
1 start, 1 stop bit
Asynchronous, half-duplex, DTE
Protocol (auto-select): K-sequence (slave only),
DirectNET (slave only), MODBUS (slave only)

Power (+) connection
Transmit data (RS-232C)
Receive data (RS-232C)
Ready to send
Clear to send
Receive data (-) (RS-422/485)
Power (-) connection (GND)
Power (-) connection (GND)
Transmit data (+) (RS-422/485)
Transmit data (-) (RS-422/485)
Ready to send (+) (RS-422/485)
Ready to send (-) (RS-422/485)
Receive data (+) (RS-422/485)
Clear to send (+) (RS-422/485)
Clear to send (-) (RS-422/485)

Com 2

Connects to HPP, DirectSOFT, operator interfaces,
etc.
15-pin, multifunction port, RS232C, RS422, RS485
(RS485 with 2-wire is only available for MODBUS
and Non-sequence.)
Communication speed (baud): 300, 600, 1200,
2400, 4800, 9600, 19200, 38400
Parity: odd (default), even, none
Station Address: 1 (default)
8 data bits
1 start, 1 stop bit
Asynchronous, half-duplex, DTE
Protocol (auto-select): K-sequence (slave only),
DirectNET (master/slave), MODBUS (master/slave),
non-sequence/print/ASCII in/out

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

Connecting the Programming Devices
If you’re using a Personal Computer with the DirectSOFT programming package, you
can connect the computer to either of the DL06’s serial ports. For an engineering office
environment (typical during program development), this is the preferred method of
programming.

0V
G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
17

20

D0-06DR

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM
PORT1

PORT2

RUN STOP

Use cable part no.
D2–DSCBL

The Handheld programmer D2-HPP is connected to the CPU with a handheld programmer
cable. This device is ideal for maintaining existing installations or making small program
changes. The handheld programmer is shipped with a cable, which is approximately 6.5 feet
(200 cm) long.

G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
17

20

D0-06DR

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM
PORT1

PORT2

RUN STOP

For replacement
cable, use part no.
DV–1000CBL

CPU Setup Information
Even if you have years of experience using PLCs, there are a few things you need to do before
you can start entering programs. This section includes some basic things, such as changing
the CPU mode, but it also includes some things that you may never have to use. Here’s a
brief list of the items that are discussed:
• Using Auxiliary Functions
• Clearing the program (and other memory areas)
• How to initialize system memory
• Setting retentive memory ranges

The following paragraphs provide the setup information necessary to get the CPU ready for
programming. They include setup instructions for either type of programming device you
are using. The D2–HPP Handheld Programmer Manual provides the Handheld keystrokes
required to perform all of these operations. The DirectSOFT Manual provides a description
of the menus and keystrokes required to perform the setup procedures via DirectSOFT.

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Chapter 3: CPU Specifications and Operation

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status indicators

G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

Y

X

0

1

2

50 - 60Hz
3

INPUT: 12 - 24V

4

5

2.0A, 6 - 27V
6

7

10

2.0A
11

12

PWR: 100-240V
13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA
17

20

D0-06DR

21 22

23

3 - 15mA

LOGIC
C0

06

K oyo

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM
PORT1

PORT2

mode switch

RUN STOP

Status Indicators
The status indicator LEDs on the CPU front panels have specific functions which can help in
programming and troubleshooting.

Mode Switch Functions
The mode switch on the DL06 PLC provides positions for enabling and disabling program
changes in the CPU. Unless the mode switch is in the TERM position, RUN and STOP
mode changes will not be allowed by any interface device, (handheld programmer,
DirectSOFT programming package or operator interface). Programs may be viewed or
monitored but no changes may be made. If the switch is in the TERM position and no
program password is in effect, all operating modes as well as program access will be allowed
through the connected programming or monitoring device.
Indicator
PWR
RUN
CPU
TX1
RX1
TX2
RX2

Status

Meaning

ON
OFF
ON
OFF
Blinking
ON
OFF
Blinking
ON
OFF
ON
OFF
ON
OFF
ON
OFF

Power good
Power failure
CPU is in Run Mode
CPU is in Stop or Program Mode
CPU is in firmware upgrade mode
CPU self diagnostics error
CPU self diagnostics good
The CPU indicator will blink if the battery is less than 2.5 VDC
Data is being transmitted by the CPU - Port 1
No data is being transmitted by the CPU - Port 1
Data is being received by the CPU - Port 1
No data is being received by the CPU - Port 1
Data is being transmitted by the CPU - Port 2
No data is being transmitted by the CPU - Port 2
Data is being received by the CPU - Port 2
No data is being received by the CPU - Port 2

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

Changing Modes in the DL06 PLC
Mode Switch Position
RUN (Run Program)
TERM (Terminal) RUN
STOP

CPU Action
CPU is forced into the RUN mode if no errors are encountered.
No changes are allowed by the attached programming/
monitoring device.
PROGRAM and the TEST modes are available. Mode and
program changes are allowed by the programming/monitoring
device.
CPU is forced into the STOP mode. No changes are allowed by
the programming/monitoring device.

There are two ways to change the CPU mode. You can use the CPU mode switch to select
the operating mode, or you can place the mode switch in the TERM position and use a
programming device to change operating modes. With the switch in this position, the CPU
can be changed between Run and Program modes. You can use either DirectSOFT or the
Handheld Programmer to change the CPU mode of operation. With DirectSOFT use the
PLC menu option PLC > Mode or use the Mode button located on the Online
toolbar. With the Handheld Programmer, you use the MODE key.

PLC Menu
MODE Key

Mode of Operation at Power-up
The DL06 CPU will normally power-up in the mode that it was in just prior to the
power interruption. For example, if the CPU was in Program Mode when the power was
disconnected, the CPU will power-up in Program Mode (see warning note below).
WARNING: Once the super capacitor has discharged, the system memory may not retain the
previous mode of operation. When this occurs, the PLC can power-up in either Run or Program
Mode if the mode switch is in the term position. There is no way to determine which mode will
be entered as the startup mode. Failure to adhere to this warning greatly increases the risk of
unexpected equipment startup.

The mode which the CPU will power-up in is also determined by the state of B7633.13. If
the bit is set and the Mode Switch is in the TERM position, the CPU will power-up in RUN
mode. If B7633.13 is not set with the Mode Switch in TERM position, then the CPU will
power-up in the state it was in when it was powered-down.
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Chapter 3: CPU Specifications and Operation

Using Battery Backup

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An optional lithium battery is available to maintain the system RAM retentive memory when
the DL06 system is without external power. Typical CPU battery life is five years, which
includes PLC runtime and normal shutdown periods. However, consider installing a fresh
battery if your battery has not been changed recently and the system will be shut down for a
period of more than ten days.
NOTE: Before installing or replacing your CPU battery, back-up your V-memory and system
parameters. You can do this by using DirectSOFT to save the program, V-memory, and system
parameters to hard/floppy disk on a personal computer.

To install the D2–BAT–1 CPU battery in the DL06 CPU:
1. Press the retaining clip on the battery door down and swing the battery door open.
2. Place the battery into the coin–type slot with the +, or larger, side out.
3. Close the battery door making sure that it locks securely in place.
4. Make a note of the date the battery was installed
Battery door

WARNING: Do not attempt to recharge the battery or dispose of an old battery by fire. The battery
may explode or release hazardous materials.

Battery Backup
The battery backup is available immediately after the battery has been installed. The CPU
indicator will blink if the battery is low (refer to the table on page 3-6). Special Relay 43
(SP43) will also be set when the battery is low. The low battery indication is enabled by
setting bit 12 of V7633 (B7633.12). If the low battery feature is not desired, do not set bit
V7633.12. The super capacitor will retain memory IF it is configured as retentive regardless
of the state of B7633.12. The battery will do the same, but for a much longer time.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

Auxiliary Functions
Many CPU setup tasks involve the use of Auxiliary (AUX) Functions. The AUX Functions
perform many different operations, ranging from clearing ladder memory, displaying the scan
time, copying programs to EEPROM in the handheld programmer, etc. They are divided into
categories that affect different system parameters. Appendix A provides a description of the
AUX functions.
You can access the AUX Functions from DirectSOFT or from the D2–HPP Handheld
Programmer. The manuals for those products provide step-by-step procedures for accessing
the AUX Functions. Some of these AUX Functions are designed specifically for the Handheld
Programmer setup, so they will not be needed (or available) with the DirectSOFT package.
The following table shows a list of the Auxiliary functions for the Handheld Programmer.
Auxiliary Functions

Auxiliary Functions (cont’d)

AUX 2* — RLL Operations
21
22
23
24

Check Program
Change Reference
Clear Ladder Range
Clear All Ladders

AUX 3* — V-Memory Operations
31

Clear V-memory

AUX 4* — I/O Configuration
41
42
44
45
46

Show I/O Configuration
I/O Diagnostics
Power Up I/O Configuration check
Select Configuration
Configure I/O

AUX 5* — CPU Configuration
51
52
53
54
55
56

Modify Program Name
Display/Change Calendar
Display Scan Time
Initialize Scratchpad
Set Watchdog Timer
Set Communication Port 2

57
58
59

Set Retentive Ranges
Test Operations
Override Setup

5B
5C

HSIO Configuration
Display Error History

5D

Scan Control Setup

AUX 6* — Handheld Programmer Configuration
61
62
65

Show Revision Numbers
Beeper On / Off
Run Self Diagnostics

AUX 7* — EEPROM Operations
71
72
73
74
75
76

Copy CPU memory to HPP EEPROM
Write HPP EEPROM to CPU
Compare CPU to HPP EEPROM
Blank Check (HPP EEPROM)
Erase HPP EEPROM
Show EEPROM Type (CPU and HPP)

AUX 8* — Password Operations
81
82
83

Modify Password
Unlock CPU
Lock CPU

Clearing an Existing Program
Before you enter a new program, be sure to always clear ladder memory. You can use AUX
Function 24 to clear the complete program.You can also use other AUX functions to clear
other memory areas.
• AUX 23 — Clear Ladder Range • AUX 24 — Clear all Ladders • AUX 31 — Clear V-memory

Initializing System Memory
The DL06 Micro PLC maintains system parameters in a memory area often referred to as the
scratchpad. In some cases, you may make changes to the system setup that will be stored in system
memory. For example, if you specify a range of Control Relays (CRs) as retentive, these changes
are stored in system memory. AUX 54 resets the system memory to the default values.

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WARNING: You may never have to use this feature unless you want to clear any setup information
that is stored in system memory. Usually, you’ll only need to initialize the system memory if you
are changing programs and the old program required a special system setup. You can usually
load in new programs without ever initializing system memory.

Remember, this AUX function will reset all system memory. If you have set special
parameters such as retentive ranges, for example, they will be erased when AUX 54 is used.
Make sure that you have considered all ramifications of this operation before you select it. See
Appendix F for additional information in reference to PLC memory.

Setting Retentive Memory Ranges
The DL06 PLCs provide certain ranges of retentive memory by default. The default ranges
are suitable for many applications, but you can change them if your application requires
additional retentive ranges or no retentive ranges at all. The default settings are:
Memory Area
Control Relays
V-Memory
Timers
Counters
Stages

DL06
Default Range

Available Range

C1000 – C1777
V400 – V37777
None by default
CT0 – CT177
None by default

C0 – C1777
V0 – V37777
T0 – T377
CT0 – CT177
S0 – S1777

You can use AUX 57 to set the retentive ranges. You can also use DirectSOFT menus
to select the retentive ranges. Appendix A contains detailed information about auxiliary
functions.
WARNING: The DL06 CPUs do not come with a battery. The super capacitor will retain the
values in the event of a power loss, but only for a short period of time, depending on conditions
(typically 4 to 7 days). If the retentive ranges are important for your application, make sure you
obtain the optional battery.

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Chapter 3: CPU Specifications and Operation

Using a Password
The DL06 PLCs allow you to use a password to help minimize the risk of unauthorized
program and/or data changes. Once you enter a password you can lock the PLC against
access. Once the CPU is locked you must enter the password before you can use a
programming device to change any system parameters.
You can select an 8-digit numeric password. The Micro PLCs are shipped from the factory
with a password of 00000000. All zeros removes the password protection. If a password
has been entered into the CPU you cannot just enter all zeros to remove it. Once you enter
the correct password, you can change the password to all zeros to remove the password
protection.
WARNING: Make sure you remember your password. If you forget your password you will not
be able to access the CPU. The Micro PLC must be returned to the factory to have the password
(along with the ladder project) removed. It is the policy of Automationdirect to require the
memory of the PLC to be cleared along with the password.

You can use the D2–HPP Handheld Programmer or
DirectSOFT. to enter a password. The following diagram
shows how you can enter a password with the Handheld
Programmer.
DirectSOFT

D2–HPP

Select AUX 81
CLR

CLR

I

8

B

1

AUX

ENT

PASSWORD
00000000

Enter the new 8-digit password
X

X

X

ENT

PASSWORD
XXXXXXXX

Press CLR to clear the display

There are three ways to lock the CPU once the password has been entered.
1. If the CPU power is disconnected, the CPU will be automatically locked against access.
2. If you enter the password with DirectSOFT, the CPU will be automatically locked against access
when you exit DirectSOFT.
3. Use AUX 83 to lock the CPU.

When you use DirectSOFT, you will be prompted for a password if the CPU has been
locked. If you use the Handheld Programmer, you have to use AUX 82 to unlock the CPU.
Once you enter AUX 82, you will be prompted to enter the password.
NOTE: The DL06 CPUs support multi-level password protection of the ladder program. This allows
password protection while not locking the communication port to an operator interface. The multilevel password can be invoked by creating a password with an upper case A followed by seven
numeric characters (e.g. A1234567).

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CPU Operation

3-12

Achieving the proper control for your equipment or process requires a good understanding
of how DL06 CPUs control all aspects of system operation. There are four main areas to
understand before you create your application program:
• CPU Operating System — the CPU manages all aspects of system control. A quick overview of all
the steps is provided in the next section.
• CPU Operating Modes — The two primary modes of operation are Program Mode and Run
Mode.
• CPU Timing — The two important areas we discuss are the I/O response time and the CPU scan
time.
• CPU Memory Map — DL06 CPUs offer a wide variety of resources, such as timers, counters,
inputs, etc. The memory map section shows the organization and availability of these data types.

CPU Operating System
At powerup, the CPU initializes the internal electronic
hardware. Memory initialization starts with examining
the retentive memory settings. In general, the contents of
retentive memory is preserved, and non-retentive memory is
initialized to zero (unless otherwise specified).
After the one-time powerup tasks, the CPU begins the cyclical
scan activity. The flowchart to the right shows how the tasks
differ, based on the CPU mode and the existence of any errors.
The scan time is defined as the average time around the task
loop. Note that the CPU is always reading the inputs, even
during program mode. This allows programming tools to
monitor input status at any time.
The outputs are only updated in Run mode. In program mode,
they are in the off state.
Error detection has two levels. Non-fatal errors are reported, but
the CPU remains in its current mode. If a fatal error occurs, the
CPU is forced into program mode and the outputs go off.

Power up
Initialize hardware
Initialize various memory
based on retentive
configuration

Update input
Service peripheral
Update Special Relays
PGM

Mode?
RUN
Execute program
Update output

Do diagnostics

OK?

YES

NO
Report error , set flag
register , turn on LED

Fatal error
YES
Force CPU into
PGM mode

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NO

Chapter 3: CPU Specifications and Operation

Program Mode
In Program Mode, the CPU does not execute the application program or update the output
points. The primary use for Program Mode is to enter or change an application program.
You also use program mode to set up the CPU parameters, such as HSIO features, retentive
memory areas, etc.
You can use a programming device, such as DirectSOFT, the D2–HPP (Handheld
Programmer) or the CPU mode switch to place the CPU in Program Mode.

Run Mode
In Run Mode, the CPU executes the
application program and updates the I/O
system. You can perform many operations
during Run Mode. Some of these include:
• Monitor and change I/O point status
• Change timer/counter preset values
• Change variable memory locations

Run Mode operation can be divided into
several key areas. For the vast majority of
applications, some of these execution segments
are more important than others. For example,
you need to understand how the CPU updates
the I/O points, handles forcing operations, and
solves the application program. The remaining
segments are not that important for most
applications.
You can use DirectSOFT, the D2–HPP
(Handheld Programmer) or the CPU mode
switch to place the CPU in Run Mode.
You can also edit the program during Run
Mode. The Run Mode Edits are not bumpless
to the outputs. Instead, the CPU ignores the
inputs and maintains the outputs in their
last state while it accepts the new program
information. If an error is found in the new
program, then the CPU will turn all the
outputs off and enter the Program Mode. This
feature is discussed in more detail in Chapter 9.

0V
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
G
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

Y

X

0

1

2

50 - 60Hz
3

INPUT: 12 - 24V

4

5

2.0A, 6 - 27V
6

7

10

2.0A
11

12

PWR: 100-240V
13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA
17

20

D0-06DR

21 22

23

3 - 15mA

LOGIC
C0

06

K oyo

X1
X0

Download
Program

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X15 X17 X20 X22 N.C.
X10 X12 C3

TERM
PORT1

PORT2

RUN STOP

Normal Run mode scan
Read Inputs
Read Inputs from Specialty I/O
Service Peripherals
Update Clock, Special Relays
Solve the Application Program
Write
Outputs
Write
Outputs
Write Outputs to Specialty I/O
Diagnostics

WARNING: Only authorized personnel fully familiar with all aspects of the application should make
changes to the program. Changes during Run Mode become effective immediately. Make sure you
thoroughly consider the impact of any changes to minimize the risk of personal injury or damage
to equipment.

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Chapter 3: CPU Specifications and Operation

Read Inputs

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The CPU reads the status of all inputs, then stores it in the image register. Input image
register locations are designated with an X followed by a memory location. Image register
data is used by the CPU when it solves the application program.
Of course, an input may change after the CPU has just read the inputs. Generally, the
CPU scan time is measured in milliseconds. If you have an application that cannot wait
until the next I/O update, you can use Immediate Instructions. These do not use the status
of the input image register to solve the application program. The Immediate instructions
immediately read the input status directly from the I/O modules. However, this lengthens
the program scan since the CPU has to read the I/O point status again. A complete list of the
Immediate instructions is included in Chapter 5.

Service Peripherals and Force I/O
After the CPU reads the inputs from the input modules, it reads any attached peripheral
devices. This is primarily a communications service for any attached devices. For example, it
would read a programming device to see if any input, output, or other memory type status
needs to be modified. There are two basic types of forcing available with the DL06 CPUs:
• Forcing from a peripheral – not a permanent force, good only for one scan
• Bit Override – holds the I/O point (or other bit) in the current state. Valid bits are X, Y, C, T, CT,
and S. (These memory types are discussed in more detail later in this chapter).

Regular Forcing — This type of forcing can temporarily change the status of a discrete bit.
For example, you may want to force an input on, even though it is really off. This allows you
to change the point status that was stored in the image register. This value will be valid until
the image register location is written to during the next scan. This is primarily useful during
testing situations when you need to force a bit on to trigger another event.
Bit Override — Bit override can be enabled on a point-by-point basis by using AUX 59 from
the Handheld Programmer or, by a menu option from within DirectSOFT. Bit override
basically disables any changes to the discrete point by the CPU. For example, if you enable bit
override for X1, and X1 is off at the time, then the CPU will not change the state of X1. This
means that even if X1 comes on, the CPU will not acknowledge the change. So, if you used
X1 in the program, it would always be evaluated as Off in this case. Of course, if X1 was on
when the bit override was enabled, then X1 would always be evaluated as On.
There is an advantage available when you use the bit override feature. The regular forcing
is not disabled because the bit override is enabled. For example, if you enabled the Bit
Override for Y0 and it was off at the time, then the CPU would not change the state of Y0.
However, you can still use a programming device to change the status. Now, if you use the
programming device to force Y0 on, it will remain on and the CPU will not change the state
of Y0. If you then force Y0 off, the CPU will maintain Y0 as off. The CPU will never update
the point with the results from the application program or from the I/O update until the bit
override is removed. The following diagram shows a brief overview of the bit override feature.
Notice the CPU does not update the Image Register when bit override is enabled.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

Input Update

Bit Override OFF

Force from
Programmer
Result of Program
Solution

X128
OFF
Y128
OFF
C377
OFF

...
...
...
...
...
...

X2
ON
Y2
ON
C2
ON

X1
ON
Y1
ON
C1
OFF

X0
OFF
Y0
OFF
C0
OFF

Image Register (example)

Input Update
Force from
Programmer

Bit Override ON

Result of Program
Solution

WARNING: Only authorized personnel fully familiar with all aspects of the application should
make changes to the program. Make sure you thoroughly consider the impact of any changes to
minimize the risk of personal injury or damage to equipment.

CPU Bus Communication
It is possible to transfer data to and from the CPU over the CPU bus on the backplane. This
data is more than standard I/O point status. This type of communications can only occur on
the CPU (local) base. There is a portion of the execution cycle used to communicate with
these modules. The CPU performs both read and write requests during this segment.

Update Clock, Special Relays and Special Registers
The DL06 CPUs have an internal real-time clock and calendar timer which is accessible to
the application program. Special V-memory locations hold this information. This portion
of the execution cycle makes sure these locations get updated on every scan. Also, there are
several different Special Relays, such as diagnostic relays, for example, that are also updated
during this segment.

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X
INPUT: 12 - 24V

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LOGIC

Chapter 3: CPU Specifications and Operation

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K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X15 X17 X20 X22 N.C.
X10 X12 C3

TERM
PORT1

PORT2

RUN STOP

Solve Application Program

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The CPU evaluates each instruction in the
application program during this segment of the
scan cycle. The instructions define the relationship
between the input conditions and the desired
output response. The CPU uses the output image
register area to store the status of the desired action
for the outputs. Output image register locations
are designated with a Y followed by a memory
location. The actual outputs are updated during the
write outputs segment of the scan cycle. There are
immediate output instructions available that will
update the output points immediately instead of
waiting until the write output segment. A complete
list of the Immediate instructions is provided in
Chapter 5.
The internal control relays (C), the stages (S), and
the variable memory (V) are also updated in this
segment.
You may recall that you can force various types
of points in the system, discussed earlier in this
chapter. If any I/O points or memory data have been
forced, the output image register also contains this
information.

G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
17

20

D0-06DR

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X15 X17 X20 X22 N.C.
X10 X12 C3

TERM
PORT1

PORT2

RUN STOP

Normal Run mode scan
Read Inputs from Specialty I/O
Service Peripherals
Update Special Relays
Solve the Application Program
Write Outputs from Specialty I/O
Diagnostics

Solve PID Loop Equations
The DL06 CPU can process up to 8 PID loops. The loop calculations are run as a separate
task from the ladder program execution, immediately following it. Only loops which have
been configured are calculated, and then only according to a built-in loop scheduler. The
sample time (calculation interval) of each loop is programmable. Please refer to Chapter 8,
PID Loop Operation, for more on the effects of PID loop calculation on the overall CPU
scan time.

Write Outputs
Once the application program has solved the instruction logic and constructed the output
image register, the CPU writes the contents of the output image register to the corresponding
output points. Remember, the CPU also made sure that any forcing operation changes were
stored in the output image register, so the forced points get updated with the status specified
earlier.

Write Outputs to Specialty I/O
After the CPU updates the outputs in the local and expansion bases, it sends the output point
information that is required by any Specialty modules which are installed. Specialty modules
have built-in microprocessors which communicate to the CPU via the backplane. Some
of these modules can process data. Refer to the specific Specialty module user manual for
detailed information.
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Chapter 3: CPU Specifications and Operation

Diagnostics
During this part of the scan, the CPU performs all system diagnostics and other tasks such as
calculating the scan time and resetting the watchdog timer. There are many different error
conditions that are automatically detected and reported by the DL06 PLCs. Appendix B
contains a listing of the various error codes.
Probably one of the more important things that occurs during this segment is the scan time
calculation and watchdog timer control. The DL06 CPU has a watchdog timer that stores
the maximum time allowed for the CPU to complete the solve application segment of the
scan cycle. If this time is exceeded, the CPU will enter the Program Mode and turn off all
outputs. The default value set from the factory is 200 ms. An error is automatically reported.
For example, the Handheld Programmer would display the following message “E003 S/W
TIMEOUT” when the scan overrun occurs.
You can use AUX 53 to view the minimum, maximum, and current scan time. Use AUX 55
to increase or decrease the watchdog timer value.

I/O Response Time
Is Timing Important for Your Application?
I/O response time is the amount of time required for the control system to sense a change in
an input point and update a corresponding output point. In the majority of applications, the
CPU performs this task in such a short period of time that you may never have to concern
yourself with the aspects of system timing. However, some applications do require extremely
fast update times. In these cases, you may need to know how to determine the amount of
time spent during the various segments of operation.
There are four things that can affect the I/O response time.
• The point in the scan cycle when the field input changes states
• Input Off to On delay time
• CPU scan time
• Output Off to On delay time

The next paragraphs show how these items interact to affect the response time.

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Normal Minimum I/O Response

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The I/O response time is shortest when the input changes just before the Read Inputs portion
of the execution cycle. In this case the input status is read, the application program is solved,
and the output point gets updated. The following diagram shows an example of the timing
for this situation.
Scan
Scan

Solve
Program

Solve
Program
Read
Inputs

Solve
Program

Write
Outputs

Field Input
CPU Reads
Inputs

CPU Writes
Outputs

Input
Off/On Delay

Output
Off/On Delay
I/O Response T ime

In this case, you can calculate the response time by simply adding the following items:
Input Delay + Scan Time + Output Delay = Response Time

Normal Maximum I/O Response
The I/O response time is longest when the input changes just after the Read Inputs portion
of the execution cycle. In this case the new input status is not read until the following scan.
The following diagram shows an example of the timing for this situation.
Scan
Scan

Solve
Program

Solve
Program
Read
Inputs

Solve
Program

Solve
Program

Write
Outputs

Field Input
CPU Reads
Inputs

CPU Writes
Outputs

Input
Off/On Delay

Output
Off/On Delay
I/O Response T ime

In this case, you can calculate the response time by simply adding the following items:
Input Delay +(2 x Scan Time) + Output Delay = Response Time

3-18

Solve
Program

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Chapter 3: CPU Specifications and Operation

Improving Response Time
There are a few things you can do to help improve throughput.
• You can choose instructions with faster execution times
• You can use immediate I/O instructions (which update the I/O points during the program
execution)
• You can use the HSIO Mode 50 Pulse Catch features designed to operate in high-speed
environments. See Appendix E for details on using this feature.
• You can change Mode 60 filter to 0 msec for X0, X1, X2, and X3.

Of these three things the Immediate I/O instructions are probably the most important
and most useful. The following example shows how an immediate input instruction
and immediate output instruction would affect the response time.
Scan
Solve
Program

Solve
Program

Scan

Normal
Read
Input

Read
Input
Immediate

Solve
Program
Write
Output
Immediate

Solve
Program

Normal
Write
Outputs

Field Input

Input
Off/On Delay

Output
In
Off/On Delay

this case, you can calculate the response time by simply adding the following items.
Input Delay + Instruction Execution Time + Output Delay = Response Time

I/O Response
The instruction execution
timeTime
would be calculated by adding the time for the immediate
input instruction, the immediate output instruction, and any other instructions in between
the two.

NOTE: Even though the immediate instruction reads the most current status from I/O, it only uses
the results to solve that one instruction. It does not use the new status to update the image register.
Therefore, any regular instructions that follow will still use the image register values. Any immediate
instructions that follow will access the I/O again to update the status.

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CPU Scan Time Considerations

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The scan time covers all the cyclical tasks that are performed
by the operating system. You can use DirectSOFT or
the Handheld Programmer to display the minimum,
maximum, and current scan times that have occurred since
the previous Program Mode to Run Mode transition. This
information can be very important when evaluating the
performance of a system. As we’ve shown previously there
are several segments that make up the scan cycle. Each
of these segments requires a certain amount of time to
complete. Of all the segments, the following are the most
important:

Power up

Initialize hardware
Check I/O module
config. and verify
Initialize various memory
based on retentive
configuration

Update input
Read input data from
Specialty and Remote I/O

• Input Update
• Peripheral Service
• Program Execution

Service peripheral

CPU Bus Communication

• Output Update
• Timed Interrupt Execution

The one you have the most control over is the amount of
PGM
time it takes to execute the application program. This is
because different instructions take different amounts of
time to execute. So, if you think you need a faster scan,
then you can try to choose faster instructions.
Your choice of I/O type and peripheral devices can also
affect the scan time. However, these things are usually
dictated by the application.
The following paragraphs provide some general information
on how much time some of the segments can require.

Update Clock / Calendar

Mode?
RUN
Execute ladder program

PID Equations (DL250)

Update output
Write output data to
Specialty and Remote I/O

Reading Inputs
The time required during each scan to read the input status
of built-in inputs is 52.6 µs. Don’t confuse this with the
I/O response time that was discussed earlier.

Writing Outputs
The time required to write the output status of built-in
outputs is 41.1 µS. Don’t confuse this with the I/O
response time that was discussed earlier.

Do diagnostics

OK
OK?
NO
Report the error, set flag,
register, turn on LED

Fatal error
YES
Force CPU into
PGM mode

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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NO

Chapter 3: CPU Specifications and Operation

Service Peripherals
Communication requests can occur at any time during the scan, but the CPU only logs the
requests for service until the Service Peripherals portion of the scan. The CPU does not spend
any time on this if there are no peripherals connected.
To Log Request (anytime)
Nothing Connected

DL06

Min. & Max
Send Min. / Max.
Rec. Min. / Max.
Send Min. / Max.
Rec. Min. / Max.
Min. / Max.

Port 1
Port 2
LCD

0µs
5.8/11.8 µs
12.5/25.2 µs
6.2/14.3 µs
14.2/31.9 µs
4.8/49.2 µs

During the Service Peripherals portion of the scan, the CPU analyzes the communications
request and responds as appropriate. The amount of time required to service the peripherals
depends on the content of the request.
To Service Request DL06

DL06

Minimum
Run Mode Max.
Program Mode Max.

9 µs
412 µs
2.5 second

CPU Bus Communication
Some specialty modules can also communicate directly with the CPU via the CPU bus.
During this portion of the cycle the CPU completes any CPU bus communications. The
actual time required depends on the type of modules installed and the type of request being
processed.

Update Clock/Calendar, Special Relays, Special Registers
The clock, calendar, and special relays are updated and loaded into special V-memory
locations during this time. This update is performed during both Run and Program Modes.
Modes
Program Mode
Run Mode

DL06
Minimum
Maximum
Minimum
Maximum

12.0 µs
12.0 µs
20.0 µs
27.0 µs

NOTE: The Clock/Calendar is updated while there is energy on the super-capacitor. If the supercapacitor is discharged, the real time and date is lost.

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Chapter 3: CPU Specifications and Operation

Application Program Execution

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D
3-22

The CPU processes the program from address 0 to the END instruction. The CPU executes
the program left to right and top to bottom. As each rung is evaluated the appropriate image
register or memory location is updated. The time required to solve the application program
depends on the type and number of instructions used, and the amount of execution overhead.
Just add the execution times for all the instructions in your program to determine to total
execution time. Appendix C provides a complete list of the instruction execution times for
the DL06 Micro PLC. For example, the execution time for running the program shown
below is calculated as follows:
Instruction

Time

STR X0
OR C0
ANDN X1
OUT Y0
STRN C100
LD K10
STRN C101
OUT V2002
STRN C102
LD K50
STRN C103
OUT V2006
STR X5
ANDN X10
OUT Y3
END

.67
.51
.51
1.82
.67
9.00
.67
9.3
.67
9.00
.67
1.82
.67
.51
1.82
12.80

SUBTOTAL

51.11 µs

Overhead
Minimum
Maximum

µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs

X0

X1

Y0
OUT

C0

C100

LD

C101

V2002

OUT

C102

LD

C103

X5

K10

K50

OUT

X10

DL06
746.2 µs
4352.4 µs

V2006

Y3
OUT

END

TOTALTOTAL
TIME = (Program
+ Overhead)
1.18
TIME =execution
(Programtime
execution
time + xOverhead)
x 1.18

The program above takes only 51.11 µs to execute during each scan. The DL06 spends
0.18ms on internal timed interrupt management, for every 1ms of instruction time. The
total scan time is calculated by adding the program execution time to the overhead (shown
above) and multiplying the result (ms) by 1.18. Overhead includes all other housekeeping
and diagnostic tasks. The scan time will vary slightly from one scan to the next, because of
fluctuation in overhead tasks.
Program Control Instructions — the DL06 CPUs offer additional instructions that can
change the way the program executes. These instructions include FOR/NEXT loops,
Subroutines, and Interrupt Routines. These instructions can interrupt the normal program
flow and affect the program execution time. Chapter 5 provides detailed information on how
these different types of instructions operate.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

PLC Numbering Systems
octal
binary
If you are a new PLC user or are using
BCD
?
1482
AutomationDirect PLCs for the first time, please
?
0402 ?
? 3
take a moment to study how our PLCs use numbers.
3A9
7 –961428 ASCII
You’ll find that each PLC manufacturer has their
hexadecimal
1001011011
own conventions on the use of numbers in their
177
1011
?
PLCs. We want to take just a moment to familiarize
decimal
A
72B
you with how numbers are used in AutomationDirect
?
–300124
PLCs. The information you learn here applies to all
of our PLCs.
As any good computer does, PLCs store and manipulate numbers in binary form - just ones
and zeros. So, why do we have to deal with numbers in so many different forms? Numbers
have meaning, and some representations are more convenient than others for particular
purposes. Sometimes we use numbers to represent a size or amount of something. Other
numbers refer to locations or addresses, or to time. In science we attach engineering units to
numbers to give a particular meaning (see Appendix I for numbering system details).

PLC Resources
PLCs offer a fixed amount of resources, depending on the model and configuration. We use
the word resources to include variable memory (V-memory), I/O points, timers, counters,
etc. Most modular PLCs allow you to add I/O points in groups of eight. In fact, all the
resources of our PLCs are counted in octal. It’s easier for computers to count in groups of
eight than ten, because eight is an even power of 2 (see Appendix I for more details).
Octal means simply counting in groups of eight things
at a time. In the figure to the right, there are eight
Decimal 1 2 3 4 5 6 7 8
circles. The quantity in decimal is 8, but in octal it is
10 (8 and 9 are not valid in octal). In octal, 10 means 1
group of 8 plus 0 (no individuals)
Octal
1 2 3 4 5 6 7 10
In the figure below, we have two groups of eight circles. Counting in octal we have 20 items,
meaning 2 groups of eight, plus 0 individuals Don’t say “twenty”, say “two–zero octal”. This
makes a clear distinction between number systems.
Decimal 1 2 3 4

5

6

7 8

9 10 11 12 13 14 15 16

Octal

5

6

7 10

11 12 13 14 15 16 17 20

1

2 3 4

After counting PLC resources, it’s time to access PLC resources (there’s a difference). The
CPU instruction set accesses resources of the PLC using octal addresses. Octal addresses are
the same as octal quantities, except they start counting at zero. The number zero is significant
to a computer, so we don’t skip it.
X= 0 1 2 3 4 5 6 7
Our circles are in an array of square containers to
X
the right. To access a resource, our PLC instruction
will address its location using the octal references 1 X
shown. If these were counters, CT14 would access 2 X
the black circle location.
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Chapter 3: CPU Specifications and Operation

V–Memory

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Variable memory (V-memory) stores data for the ladder program and for configuration
settings. V-memory locations and V-memory addresses are the same thing, and are numbered
in octal. For example, V2073 is a valid location, while V1983 is not valid (9 and 8 are not
valid octal digits).
Each V-memory location is one data word wide, meaning 16 bits. For configuration registers,
our manuals will show each bit of a V-memory word. The least significant bit (LSB) will be
on the right, and the most significant bit (MSB) on the left. We use the word “significant”,
referring to the relative binary weighting of the bits.
V-memory address
(octal)

LSB

0 1 0 0 1 1 1 0 0 0 1 0 1 0 0 1

V2017

V-memory data is 16-bit binary, but we rarely program the data registers one bit at a time.
We use instructions or viewing tools that let us work with decimal, octal, and hexadecimal
numbers. All these are converted and stored as binary for us.
A frequently-asked question is “How do I tell if a number is octal, BCD, or hex?” The answer
is that we usually cannot tell just by looking at the data ... but it does not really matter.
What matters is, the source or mechanism which writes data into a V-memory location and
the thing which later reads it must both use the same data type (i.e., octal, hex, binary, or
whatever). The V-memory location is just a storage box ... that’s all. It does not convert or
move the data on its own.

Binary-Coded Decimal Numbers

4

BCD number

9

3

6

Since humans naturally count in
0 1 0 0
1 0 0 1
0 0 1 1
0 1 1 0
V-memory storage
decimal (10 fingers, 10 toes), we
prefer to enter and view PLC data in decimal as well. However, computers are more efficient
in using pure binary numbers. A compromise solution between the two is Binary-Coded
Decimal (BCD) representation. A BCD digit ranges from 0 to 9, and is stored as four binary
bits (a nibble). This permits each V-memory location to store four BCD digits, with a range
of decimal numbers from 0000 to 9999.
In a pure binary sense, a 16-bit word can represent numbers from 0 to 65535. In storing
BCD numbers, the range is reduced to only 0 to 9999. Many math instructions use BinaryCoded Decimal (BCD) data, and DirectSOFT and the handheld programmer allow us to
enter and view data in BCD.

Hexadecimal Numbers
Hexadecimal numbers are similar to BCD numbers, except they utilize all possible binary
values in each 4-bit digit. They are base-16 numbers so we need 16 different digits. To extend
our decimal digits 0 through 9, we use A through F as shown.
Decimal
Hexadecimal

0 1 2 3
0 1 2 3

4 5
4 5

6
6

7
7

8 9 10 11 12 13 14 15
8 9 A B C D E F

A 4-digit hexadecimal number can represent all 65536 values in a V-memory word. The
range is from 0000 to FFFF (hex). PLCs often need this full range for sensor data, etc.
Hexadecimal is just a convenient way for humans to view full binary data.
Hexadecimal number
V-memory storage

3-24

V-memory data
(binary)

MSB

A

7

F

4

1 0 1 0

0 1 1 1

1 1 1 1

0 1 0 0

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

Memory Map
With any PLC system, you generally have many different types of information to process.
This includes input device status, output device status, various timing elements, parts counts,
etc. It is important to understand how the system represents and stores the various types of
data. For example, you need to know how the system identifies input points, output points,
data words, etc. The following paragraphs discuss the various memory types used in DL06
Micro PLCs. A memory map overview for the
CPU
follows the memory descriptions.
Octal. Numbering System
All memory locations and resources
06
are numbered in Octal (base 8). For
example, the diagram shows how the octal
numbering system works for the discrete
input points. Notice the octal system does
not contain any numbers with the digits
X0 X1 X2 X3 X4 X5 X6 X7
8 or 9.
G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.

OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y

17

20

D0-06DR

21 22

23

X

INPUT: 12 - 24V

3 - 15mA

LOGIC

K oyo

C0

X1

X0

X3

X2

X4

C1

X6

X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM

PORT1

PORT2

RUN STOP

Discrete and Word Locations
As you examine the different memory
types, you’ll notice two types of memory
in the DL06, discrete and word memory.
Discrete memory is one bit that can be
either a 1 or a 0. Word memory is referred
to as V-memory (variable) and is a 16-bit
location normally used to manipulate
data/numbers, store data/numbers, etc.
Some information is automatically stored
in V-memory. For example, the timer
current values are stored in V-memory.

X10 X11

Discrete – On or Off, 1 bit
X0

Word Locations – 16 bits
0 1 0 1 0 0 0 0 0 0 1 0 0 1 0 1

V-memory Locations for Discrete Memory Areas
The discrete memory area is for inputs, outputs, control relays, special relays, stages, timer
status bits and counter status bits. However, you can also access the bit data types as a
V-memory word. Each V-memory location contains 16 consecutive discrete locations. For
example, the following diagram shows how the X input points are mapped into V-memory
locations.
8 Discrete (X) Input Points

Bit # 15

14

13

12

11

10

9

8

X7

X6

X5

X4

X3

X2

X1

X0

7

6

5

4

3

2

1

0

V40400

These discrete memory areas and their corresponding V-memory ranges are listed in the
memory area table for DL06 Micro PLCs on the following pages.

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Chapter 3: CPU Specifications and Operation

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Input Points (X Data Type)
The discrete input points are noted by an X data
type. There are 20 discrete input points and 256
discrete input addresses available with DL06
CPUs. In this example, the output point Y0 will
be turned on when input X0 energizes.

Output Points (Y Data Type)
The discrete output points are noted by a Y data
type. There are 16 discrete outputs and 256
discrete output addresses available with DL06
CPUs. In this example, output point Y1 will be
turned on when input X1 energizes.

Control Relays (C Data Type)
Control relays are discrete bits normally used to
control the user program. The control relays do
not represent a real world device, that is, they
cannot be physically tied to switches, output
coils, etc. There are 1024 control relays internal
to the CPU. Because of this, control relays can
be programmed as discrete inputs or discrete
outputs. These locations are used in programming
the discrete memory locations (C) or the
corresponding word location which contains 16
consecutive discrete locations.
In this example, memory location C5 will energize
when input X6 turns on. The second rung shows
a simple example of how to use a control relay as
an input.

X0

Y0
OUT

X1

Y1
OUT

X6

C5
OUT

C5

Y10
OUT
Y20
OUT

Timers and Timer Status Bits (T Data Type)
There are 256 timers available in the CPU. Timer
status bits reflect the relationship between the
current value and the preset value of a specified
timer. The timer status bit will be on when the
current value is equal or greater than the preset
value of a corresponding timer.
When input X0 turns on, timer T1 will start.
When the timer reaches the preset of 3 seconds (K
of 30) timer status contact T1 turns on. When T1
turns on, output Y12 turns on. Turning off X0
resets the timer.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

X0

T1

TMR

K30

T1

Y12
OUT

Chapter 3: CPU Specifications and Operation

Timer Current Values (V Data Type)
As mentioned earlier, some information is automatically
stored in V-memory. This is true for the current values
associated with timers. For example: V0 holds the
current value for Timer 0; V1 holds the current value for
Timer 1; and so on. These can also be designated as
TA0 (Timer Accumulated) for Timer 0, and TA1 for
Timer 1.
The primary reason for this is programming flexibility.
The example shows how you can use relational contacts
to monitor several time intervals from a single timer.

Counters and Counter Status Bits (CT Data type)
There are 128 counters available in the CPU. Counter
status bits that reflect the relationship between the
current value and the preset value of a specified counter.
The counter status bit will be on when the current
value is equal to or greater than the preset value of a
corresponding counter.
Each time contact X0 transitions from off to on, the
counter increments by one. (If X1 comes on, the counter
is reset to zero.) When the counter reaches the preset of
10 counts (K of 10) counter status contact CT3 turns on.
When CT3 turns on, output Y2 turns on.

Counter Current Values (V Data Type)
Just like the timers, the counter current values are also
automatically stored in V-memory. For example, V1000
holds the current value for Counter CT0, V1001 holds
the current value for Counter CT1, etc. These can also
be designated as CTA0 (Counter Accumulated) for
Counter 0 and CTA01 for Counter 1.
The primary reason for this is programming flexibility.
The example shows how you can use relational contacts
to monitor the counter values.

X0

TMR
T1
K1000

V1

K30

Y2
OUT

V1

K50

Y3
OUT

V1

K75

V1

X0

K100

CNT

Y4
OUT

K10

CT3

X1

Y2
OUT

CT3

X0

CNT

K10

CT3

X1

V1003

K1

Y2
OUT

V1003

K3

Y3
OUT

V1003

K5

V1003

K8

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Y4
OUT

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4
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7
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Chapter 3: CPU Specifications and Operation

Word Memory (V Data Type)

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12
13
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3-28

Word memory is referred to as V-memory (variable)
and is a 16-bit location normally used to manipulate
data/numbers, store data/numbers, etc. Some
information is automatically stored in V-memory.
For example, the timer current values are stored in
V-memory. The example shows how a four-digit
BCD constant is loaded into the accumulator and
then stored in a V-memory location.

Stages (S Data type)
Stages are used in RLLPLUS programs to create a
structured program, similar to a flowchart. Each
program Stage denotes a program segment. When
the program segment, or Stage, is active, the logic
within that segment is executed. If the Stage is
off, or inactive, the logic is not executed and the
CPU skips to the next active Stage. (See Chapter
7 for a more detailed description of RLLPLUS
programming.)
Each Stage also has a discrete status bit that can
be used as an input to indicate whether the Stage
is active or inactive. If the Stage is active, then the
status bit is on. If the Stage is inactive, then the
status bit is off. This status bit can also be turned
on or off by other instructions, such as the SET
or RESET instructions. This allows you to easily
control stages throughout the program.

X0

LD

K1345

OUT

V2000

Word Locations – 16 bits
0 0 0 1 00 1 1 0 1 0 0 0 1 0 1
1

3

4

5

Ladder Representation
ISG

Wait for Start

S0000
Start

S1
JMP

X0
SG

S500
JMP

Check for a Part

S0001

Part
Present

S2
JMP

X1
Part
Present

S6
JMP

X1
SG

Clamp the part

S0002

Special Relays (SP Data Type)
Special relays are discrete memory locations with
pre-defined functionality. There are many different
types of special relays. For example, some aid in
program development, others provide system
operating status information, etc. Appendix D
provides a complete listing of the special relays.
In this example, control relay C10 will energize for
50 ms and de-energize for 50 ms because SP5 is a
pre–defined relay that will be on for 50 ms and off
for 50 ms.

Clamp
SET
S400
S3
JMP

Part
Locked
X2

SP5

C10
OUT

SP4: 1 second clock
SP5: 100 ms clock
SP6: 50 ms clock

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

DL06 System V-memory

Chapter 3: CPU Specifications and Operation

System Parameters and Default Data Locations (V Data Type)
The DL06 PLCs reserve several V-memory locations for storing system parameters or certain
types of system data. These memory locations store things like the error codes, High-Speed
I/O data, and other types of system setup information.
System
V-memory
V700-V707
V710-V717

Default Values /
Ranges

Description of Contents
Sets the V-memory location for option card in slot 1
Sets the V-memory location for option card in slot 2

Read
Only
R/W

N/A
N/A

R/W
R/W

Sets the V-memory location for option card in slot 3
Sets the V-memory location for option card in slot 4
default location for multiple preset values for UP/DWN and UP Counter 1 or pulse catch
V3630–V3707 The
function

N/A
N/A

R/W
R/W

N/A

R/W

V3710-V3767 The default location for multiple preset values for UP/DWN and UP Counter 2

N/A

R/W

V7620

DV-1000 Sets the V-memory location that contains the value

V0 – V3760

R/W

V7621

DV-1000 Sets the V-memory location that contains the message

V0 – V3760

R/W

V7622

DV-1000 Sets the total number (1 – 32) of V-memory locations to be displayed

1 - 32

R/W

V7623

DV-1000 Sets the V-memory location containing the numbers to be displayed

V0 – V3760

R/W

V7624

DV-1000 Sets the V-memory location that contains the character code to be displayed

V0 – V3760

R/W

V7625

DV-1000 Contains the function number that can be assigned to each key

V-memory for X, Y, or C

R/W

V7626

DV-1000 Powerup operational mode

0,1, 2, 3, 12

R/W

V7627

Change preset value
0000 to 9999
Starting location for the multi–step presets for channel 1. The default value is 3630, which Default: V3630
indicates the first value should be obtained from V3630. Since there are 24 presets available, Range: V0- V3710
the default range is V3630 – V3707. You can change the starting point if necessary.

V720-V727
V730-V737

V7630
V7631

Starting location for the multi–step presets for channel 2. The default value is 3710, which
V3710
indicates the first value should be obtained from V3710. Since there are 24 presets available, Default:
Range: V0- V3710
the default range is V3710 – V3767. You can change the starting point if necessary.

R/W
R/W
R/W

V7632

Setup Register for Pulse Output

V7633

Sets the desired function code for the high speed counter, interrupt, pulse catch, pulse train,
and input filter.
This location can also be used to set the power-up in Run Mode option.

V7634

X0 Setup Register for High-Speed I/O functions for input X0

N/A
R/W
Default: 0060
Lower Byte Range: Range:
10 – Counter 20 – Quadrature
30 – Pulse Out 40 – Interrupt
50 – Pulse Catch 60 – Filtered
discrete In. Upper Byte
R/W
Range: Bits 8–11, 14, 15:
Unused, Bit 13: Power–up
in RUN, only if Mode Switch
is inTERM position. Bit 12 is
used to enable the low battery
indications.
Default: 1006
R/W

V7635

X1 Setup Register for High-Speed I/O functions for input X1

Default: 1006

R/W

V7636
V7637

X2 Setup Register for High-Speed I/O functions for input X2
X3 Setup Register for High-Speed I/O functions for input X3

R/W
R/W

V7640

PID Loop table beginning address

V7641
V7642
V7643-V7646
V7647
V7653
V7655

Number of PID loops enabled
Error Code - PID Loop Table
DirectSoft I-Box instructions work area
Timed Interrupt
Port 2: Terminate code setting Non-procedure
Port 2: Setup for the protocol, time-out, and the response delay time

Default: 1006
Default: 1006
V1200 - V7377
V10000-V17777
1-8

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

R/W
R/W
R
R
R/W
R/W
R/W

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2
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System
V-memory

Description of Contents

V7656

Port 2: Setup for the station number, baud rate, STOP bit, and parity

V7657

Port 2: Setup completion code used to notify the completion of the parameter setup

V7660

Scan control setup: Keeps the scan control mode

V7661

Setup timer over counter

V7662–V7710
V7711-V7717
V7720–V7722
V7720
V7721
V7722
V7723–V7725
V7726
V7727
V7730-V7737
V7731
V7732
V7733
V7734-V7737
V7740
V7741
V7742
V7743
V7744-V7746
V7747
V7750

Reserved
DirectSOFT I-Box instructions work area
Locations for DV–1000 operator interface parameters
location for DV-1000 operation interface Titled Timer preset value pointer
DV-1000: Title Counter preset value pointer
DV-1000: Hibyte-Titled, Lobyte-Timer preset block size
DirectSOFT I-Box instructions work area
Reserved
Version No
D0-DCM Module Slot0 Auto Reset Timeout
D0-DCM Module Slot1 Auto Reset Timeout
D0-DCM Module Slot2 Auto Reset Timeout
D0-DCM Module Slot3 Auto Reset Timeout
Reserved
Port 2: Communication Auto Reset Timer Setup
Reserved
LCD Various LCD setting flags
V Memory address in which the default display message is stored as set
Reserved
Location contains a 10 ms counter (0-99). This location increments once every 10 ms
Reserved

V7751

Fault Message Error Code
I/O Configuration Error: stores the module ID code for the module that does not the current
configuration
I/O Configuration Error: stores the module ID code
I/O Configuration Error: identifies the base and slot number
Error code — stores the fatal error code
Error code — stores the major error code
Error code — stores the minor error code
Reserved
Program address where syntax error exists
Syntax error code
Scan counter — stores the total number of scan cycles that have occurred since the last Program
Mode to Run Mode transition (in decimal)
Contains the number of seconds on the clock (00-59)
Contains the number of minutes on the clock (00-59)
Contains the number of hours on the clock (00-23)
Contains the day of the week (Mon., Tues., Wed., etc.)
Contains the day of the month (01, 02, etc.)
Contains the month (01 to 12)
Contains the year (00 to 99)
Scan — stores the current scan time (milliseconds)
Scan — stores the minimum scan time that has occurred since the last Program Mode to Run
Mode transition (milliseconds)
Scan — stores the maximum scan rate since the last power cycle (milliseconds)

V7752
V7753
V7754
V7755
V7756
V7757
V7760–V7762
V7763
V7764
V7765
V7766
V7767
V7770
V7771
V7772
V7773
V7774
V7775
V7776
V7777

3-30

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Default
Values /
Ranges

Read
Only
R/W

0400h reset
port 2

R/W

R/W
R/W
R

Default: 3030

R/W
R
R/W
R/W
R/W
R/W
R
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R/W
R
R
R
R
R
R
R
R/W
R
R
R
R
R
R
R
R
R
R
R
R
R

Chapter 3: CPU Specifications and Operation

DL06 Aliases
An alias is an alternate way of referring to certain memory types, such as timer/counter
current values, V-memory locations for I/O points, etc., which simplifies understanding the
memory address. The use of the alias is optional, but some users may find the alias to be
helpful when developing a program. The table below shows how the aliases can be used.

DL06 Aliases
Address Start

Alias Start

Example

V0

TA0

V1000

CTA0

V40000

VGX

V40200

VGY

V40400

VX0

V40500

VY0

V40600

VC0

V41000

VS0

V41100

VT0

V41140

VCT0

V41200

VSP0

V0 is the timer accumulator value for timer 0, therefore, its
alias is TA0. TA1 is the alias for V1, etc..
V1000 is the counter accumulator value for counter 0,
therefore, its alias is CTA0. CTA1 is the alias for V1001, etc.
V40000 is the word memory reference for discrete bits GX0
through GX17, therefore, its alias is VGX0. V40001 is the
word memory reference for discrete bits GX20 through GX 37,
therefore, its alias is VGX20.
V40200 is the word memory reference for discrete bits GY0
through GY17, therefore, its alias is VGY0. V40201 is the
word memory reference for discrete bits GY20 through GY 37,
therefore, its alias is VGY20.
V40400 is the word memory reference for discrete bits X0
through X17, therefore, its alias is VX0. V40401 is the word
memory reference for discrete bits X20 through X37, therefore,
its alias is VX20.
V40500 is the word memory reference for discrete bits Y0
through Y17, therefore, its alias is VY0. V40501 is the word
memory reference for discrete bits Y20 through Y37, therefore,
its alias is VY20.
V40600 is the word memory reference for discrete bits C0
through C17, therefore, its alias is VC0. V40601 is the word
memory reference for discrete bits C20 through C37, therefore,
its alias is VC20.
V41000 is the word memory reference for discrete bits S0
through S17, therefore, its alias is VS0. V41001 is the word
memory reference for discrete bits S20 through S37, therefore,
its alias is VS20.
V41100 is the word memory reference for discrete bits T0
through T17, therefore, its alias is VT0. V41101 is the word
memory reference for discrete bits T20 through T37, therefore,
its alias is VT20.
V41140 is the word memory reference for discrete bits CT0
through CT17, therefore, its alias is VCT0. V41141 is the
word memory reference for discrete bits CT20 through CT37,
therefore, its alias is VCT20.
V41200 is the word memory reference for discrete bits SP0
through SP17, therefore, its alias is VSP0. V41201 is the
word memory reference for discrete bits SP20 through SP37,
therefore, its alias is VSP20.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

3-31

Chapter 3: CPU Specifications and Operation

DL06 Memory Map

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Memory Type

Discrete Memory
Reference
(octal)

Word Memory
Reference
(octal)

Decimal

Symbol
X0

Input Points

X0 – X777

V40400 - V40437

512

Output Points

Y0 – Y777

V40500 – V40537

512

Control Relays

C0 – C1777

V40600 - V40677

1024

Special Relays

SP0 – SP777

V41200 – V41237

512

Timers

T0 – T377

V41100 – V41117

256

Timer Current Values

None

V0 – V377

256

Timer Status Bits

T0 – T377

V41100 – V41117

256

Counters

CT0 – CT177

V41140 – V41147

128

Counter
Current Values

None

V1000 – V1177

128

Counter Status Bits

CT0 – CT177

V41140 – V41147

128

Data Words
(See Appendix F)

None

V400-V677
V1200 – V7377
V10000 - V17777

192
3200
4096

None specific, used with many
instructions.
None specific, used with many
instructions.
May be non-volatile if MOV inst. is used.
Data can be rewritten to EEPROM at least
100,000 times before it fails.

Data Words
EEPROM
(See Appendix F)

None

V7400 – V7577

128

Stages

S0 – S1777

V41000 – V41077

1024

Remote I/O (future use) GX0-GX3777
(See Note 1)
GY0-GY3777

V40000-V40177
V40200-V40377

2048
2048

System parameters

V700-V777
V7600 – V7777
V36000-V37777

64
128
1024

3-32

None

Y0
C0

C0
SP0

TMR

T0
K100

V0 K100
T0
CNT CT0
K10
V1000 K100
CT0

SG

SP0
S001
GX0

GY0

None specific, used for various purposes

NOTE 1: This area can be used for additional Data Words.
NOTE 2: The DL06 systems have 20 fixed discrete inputs and 16 fixed discrete outputs, but the total
can be increased by up to 64 inputs or 64 outputs, or a combination of both.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

X Input/Y Output Bit Map
This table provides a listing of individual input and output points associated with each
V-memory address bit for the DL06’s twenty integrated physical inputs and 16 integrated
physical outputs in addition to up to 64 inputs and 64 outputs for option cards. Actual
available references are X0 to X777 (V40400 – V40437) and Y0 to Y777 (V40500 V40537).
MSB

DL06 Input (X) and Output (Y) Points			

LSB

X Input Y Output
Address Address

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

017
037
057
077
117
137
157
177

016
036
056
076
116
136
156
176

015
035
055
075
115
135
155
175

014
034
054
074
114
134
154
174

013
033
053
073
113
133
153
173

012
032
052
072
112
132
152
172

011
031
051
071
111
131
151
171

010
030
050
070
110
130
150
170

007
027
047
067
107
127
147
167

006
026
046
066
106
126
146
166

005
025
045
065
105
125
145
165

004
024
044
064
104
124
144
164

003
023
043
063
103
123
143
163

002
022
042
062
102
122
142
162

001
021
041
061
101
121
141
161

000
020
040
060
100
120
140
160

V40400
V40401
V40402
V40403
V40404
V40405
V40406
V40407

V40500
V40501
V40502
V40503
V40504
V40505
V40506
V40507

217
237
257
277
317
337
357
377

216
236
256
276
316
336
356
376

215
235
255
275
315
335
355
375

214
234
254
274
314
334
354
374

213
233
253
273
313
333
353
373

212
232
252
272
312
332
352
372

211
231
251
271
311
331
351
371

210
230
250
270
310
330
350
370

207
227
247
267
307
327
347
367

206
226
246
266
306
326
346
366

205
225
245
265
305
325
345
365

204
224
244
264
304
324
344
364

203
223
243
263
303
323
343
363

202
222
242
262
302
322
342
362

201
221
241
261
301
321
341
361

200
220
240
260
300
320
340
360

V40410
V40411
V40412
V40413
V40414
V40415
V40416
V40417

V40510
V40511
V40512
V40513
V40514
V40515
V40516
V40517

417
437
457
477
517
537
557
577

416
436
456
476
516
536
556
576

415
435
455
475
515
535
555
575

414
434
454
474
514
534
554
574

413
433
453
473
513
533
553
573

412
432
452
472
512
532
552
572

411
431
451
471
511
531
551
571

410
430
450
470
510
530
550
570

407
427
447
467
507
527
547
567

406
426
446
466
506
526
546
566

405
425
445
465
505
525
545
565

404
424
444
464
504
524
544
564

403
423
443
463
503
523
543
563

402
422
442
462
502
522
542
562

401
421
441
461
501
521
541
561

400
420
440
460
500
520
540
560

V40420
V40421
V40422
V40423
V40424
V40425
V40426
V40427

V40520
V40521
V40522
V40523
V40524
V40525
V40526
V40527

617
637
657
677
717
737
757
777

616
636
656
676
716
736
756
776

615
635
655
675
715
735
755
775

614
634
654
674
714
734
754
774

613
633
653
673
713
733
753
773

612
632
652
672
712
732
752
772

611
631
651
671
711
731
751
771

610
630
650
670
710
730
750
770

607
627
647
667
707
727
747
767

606
626
646
666
706
726
746
766

605
625
645
665
705
725
745
765

604
624
644
664
704
724
744
764

603
623
643
663
703
723
743
763

602
622
642
662
702
722
742
762

601
621
641
661
701
721
741
761

600
620
640
660
700
720
740
760

V40430
V40431
V40432
V40433
V40434
V40435
V40436
V40437

V40530
V40531
V40532
V40533
V40534
V40535
V40536
V40537

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
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5
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7
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13
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A
B
C
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3-33

Chapter 3: CPU Specifications and Operation

Stage Control/Status Bit Map

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

This table provides a listing of individual Stage control bits associated with each V-memory
address bit.
MSB

DL06 Stage (S) Control Bits

LSB

Address

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

017
037
057
077
117
137
157
177

016
036
056
076
116
136
156
176

015
035
055
075
115
135
155
175

014
034
054
074
114
134
154
174

013
033
053
073
113
133
153
173

012
032
052
072
112
132
152
172

011
031
051
071
111
131
151
171

010
030
050
070
110
130
150
170

007
027
047
067
107
127
147
167

006
026
046
066
106
126
146
166

005
025
045
065
105
125
145
165

004
024
044
064
104
124
144
164

003
023
043
063
103
123
143
163

002
022
042
062
102
122
142
162

001
021
041
061
101
121
141
161

000
020
040
060
100
120
140
160

V41000
V41001
V41002
V41003
V41004
V41005
V41006
V41007

217
237
257
277
317
337
357
377

216
236
256
276
316
336
356
376

215
235
255
275
315
335
355
375

214
234
254
274
314
334
354
374

213
233
253
273
313
333
353
373

212
232
252
272
312
332
352
372

211
231
251
271
311
331
351
371

210
230
250
270
310
330
350
370

207
227
247
267
307
327
347
367

206
226
246
266
306
326
346
366

205
225
245
265
305
325
345
365

204
224
244
264
304
324
344
364

203
223
243
263
303
323
343
363

202
222
242
262
302
322
342
362

201
221
241
261
301
321
341
361

200
220
240
260
300
320
340
360

V41010
V41011
V41012
V41013
V41014
V41015
V41016
V41017

417
437
457
477
517
537
557
577

416
436
456
476
516
536
556
576

415
435
455
475
515
535
555
575

414
434
454
474
514
534
554
574

413
433
453
473
513
533
553
573

412
432
452
472
512
532
552
572

411
431
451
471
511
531
551
571

410
430
450
470
510
530
550
570

407
427
447
467
507
527
547
567

406
426
446
466
506
526
546
566

405
425
445
465
505
525
545
565

404
424
444
464
504
524
544
564

403
423
443
463
503
523
543
563

402
422
442
462
502
522
542
562

401
421
441
461
501
521
541
561

400
420
440
460
500
520
540
560

V41020
V41021
V41022
V41023
V41024
V41025
V41026
V41027

617
637
657
677
717
737
757
777

616
636
656
676
716
736
756
776

615
635
655
675
715
735
755
775

614
634
654
674
714
734
754
774

613
633
653
673
713
733
753
773

612
632
652
672
712
732
752
772

611
631
651
671
711
731
751
771

610
630
650
670
710
730
750
770

607
627
647
667
707
727
747
767

606
626
646
666
706
726
746
766

605
625
645
665
705
725
745
765

604
624
644
664
704
724
744
764

603
623
643
663
703
723
743
763

602
622
642
662
702
722
742
762

601
621
641
661
701
721
741
761

600
620
640
660
700
720
740
760

V41030
V41031
V41032
V41033
V41034
V41035
V41036
V41037

3-34

This table is continued on the next page.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

MSB

DL06 Stage (S) Control Bits (cont’d)

LSB

Address

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

1017
1037
1057
1077
1117
1137
1157
1177

1016
1036
1056
1076
1116
1136
1156
1176

1015
1035
1055
1075
1115
1135
1155
1175

1014
1034
1054
1074
1114
1134
1154
1174

1013
1033
1053
1073
1113
1133
1153
1173

1012
1032
1052
1072
1112
1132
1152
1172

1011
1031
1051
1071
1111
1131
1151
1171

1010
1030
1050
1070
1110
1130
1150
1170

1007
1027
1047
1067
1107
1127
1147
1167

1006
1026
1046
1066
1106
1126
1146
1166

1005
1025
1045
1065
1105
1125
1145
1165

1004
1024
1044
1064
1104
1124
1144
1164

1003
1023
1043
1063
1103
1123
1143
1163

1002
1022
1042
1062
1102
1122
1142
1162

1001
1021
1041
1061
1101
1121
1141
1161

1000
1020
1040
1060
1100
1120
1140
1160

V41040
V41041
V41042
V41043
V41044
V41045
V41046
V41047

1217
1237
1257
1277
1317
1337
1357
1377

1216
1236
1256
1276
1316
1336
1356
1376

1215
1235
1255
1275
1315
1335
1355
1375

1214
1234
1254
1274
1314
1334
1354
1374

1213
1233
1253
1273
1313
1333
1353
1373

1212
1232
1252
1272
1312
1332
1352
1372

1211
1231
1251
1271
1311
1331
1351
1371

1210
1230
1250
1270
1310
1330
1350
1370

1207
1227
1247
1267
1307
1327
1347
1367

1206
1226
1246
1266
1306
1326
1346
1366

1205
1225
1245
1265
1305
1325
1345
1365

1204
1224
1244
1264
1304
1324
1344
1364

1203
1223
1243
1263
1303
1323
1343
1363

1202
1222
1242
1262
1302
1322
1342
1362

1201
1221
1241
1261
1301
1321
1341
1361

1200
1220
1240
1260
1300
1320
1340
1360

V41050
V41051
V41052
V41053
V41054
V41055
V41056
V41057

1417
1437
1457
1477
1517
1537
1557
1577

1416
1436
1456
1476
1516
1536
1556
1576

1415
1435
1455
1475
1515
1535
1555
1575

1414
1434
1454
1474
1514
1534
1554
1574

1413
1433
1453
1473
1513
1533
1553
1573

1412
1432
1452
1472
1512
1532
1552
1572

1411
1431
1451
1471
1511
1531
1551
1571

1410
1430
1450
1470
1510
1530
1550
1570

1407
1427
1447
1467
1507
1527
1547
1567

1406
1426
1446
1466
1506
1526
1546
1566

1405
1425
1445
1465
1505
1525
1545
1565

1404
1424
1444
1464
1504
1524
1544
1564

1403
1423
1443
1463
1503
1523
1543
1563

1402
1422
1442
1462
1502
1522
1542
1562

1401
1421
1441
1461
1501
1521
1541
1561

1400
1420
1440
1460
1500
1520
1540
1560

V41060
V41061
V41062
V41063
V41064
V41065
V41066
V41067

1617
1637
1657
1677
1717
1737
1757
1777

1616
1636
1656
1676
1716
1736
1756
1776

1615
1635
1655
1675
1715
1735
1755
1775

1614
1634
1654
1674
1714
1734
1754
1774

1613
1633
1653
1673
1713
1733
1753
1773

1612
1632
1652
1672
1712
1732
1752
1772

1611
1631
1651
1671
1711
1731
1751
1771

1610
1630
1650
1670
1710
1730
1750
1770

1607
1627
1647
1667
1707
1727
1747
1767

1606
1626
1646
1666
1706
1726
1746
1766

1605
1625
1645
1665
1705
1725
1745
1765

1604
1624
1644
1664
1704
1724
1744
1764

1603
1623
1643
1663
1703
1723
1743
1763

1602
1622
1642
1662
1702
1722
1742
1762

1601
1621
1641
1661
1701
1721
1741
1761

1600
1620
1640
1660
1700
1720
1740
1760

V41070
V41071
V41072
V41073
V41074
V41075
V41076
V41077

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

3-35

Chapter 3: CPU Specifications and Operation

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Control Relay Bit Map
MSB

This table provides a listing of the individual control relays associated with each V-memory
address bit.
DL06 Control Relays (C)
LSB
Address

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

017
037
057
077
117
137
157
177

016
036
056
076
116
136
156
176

015
035
055
075
115
135
155
175

014
034
054
074
114
134
154
174

013
033
053
073
113
133
153
173

012
032
052
072
112
132
152
172

011
031
051
071
111
131
151
171

010
030
050
070
110
130
150
170

007
027
047
067
107
127
147
167

006
026
046
066
106
126
146
166

005
025
045
065
105
125
145
165

004
024
044
064
104
124
144
164

003
023
043
063
103
123
143
163

002
022
042
062
102
122
142
162

001
021
041
061
101
121
141
161

000
020
040
060
100
120
140
160

V40600
V40601
V40602
V40603
V40604
V40605
V40606
V40607

217
237
257
277
317
337
357
377

216
236
256
276
316
336
356
376

215
235
255
275
315
335
355
375

214
234
254
274
314
334
354
374

213
233
253
273
313
333
353
373

212
232
252
272
312
332
352
372

211
231
251
271
311
331
351
371

210
230
250
270
310
330
350
370

207
227
247
267
307
327
347
367

206
226
246
266
306
326
346
366

205
225
245
265
305
325
345
365

204
224
244
264
304
324
344
364

203
223
243
263
303
323
343
363

202
222
242
262
302
322
342
362

201
221
241
261
301
321
341
361

200
220
240
260
300
320
340
360

V40610
V40611
V40612
V40613
V40614
V40615
V40616
V40617

417
437
457
477
517
537
557
577

416
436
456
476
516
536
556
576

415
435
455
475
515
535
555
575

414
434
454
474
514
534
554
574

413
433
453
473
513
533
553
573

412
432
452
472
512
532
552
572

411
431
451
471
511
531
551
571

410
430
450
470
510
530
550
570

407
427
447
467
507
527
547
567

406
426
446
466
506
526
546
566

405
425
445
465
505
525
545
565

404
424
444
464
504
524
544
564

403
423
443
463
503
523
543
563

402
422
442
462
502
522
542
562

401
421
441
461
501
521
541
561

400
420
440
460
500
520
540
560

V40620
V40621
V40622
V40623
V40624
V40625
V40626
V40627

617
637
657
677
717
737
757
777

616
636
656
676
716
736
756
776

615
635
655
675
715
735
755
775

614
634
654
674
714
734
754
774

613
633
653
673
713
733
753
773

612
632
652
672
712
732
752
772

611
631
651
671
711
731
751
771

610
630
650
670
710
730
750
770

607
627
647
667
707
727
747
767

606
626
646
666
706
726
746
766

605
625
645
665
705
725
745
765

604
624
644
664
704
724
744
764

603
623
643
663
703
723
743
763

602
622
642
662
702
722
742
762

601
621
641
661
701
721
741
761

600
620
640
660
700
720
740
760

V40630
V40631
V40632
V40633
V40634
V40635
V40636
V40637

3-36

This table is continued on the next page.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

MSB

DL06 Control Relays (C) (cont’d)

LSB

Address

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

1017
1037
1057
1077
1117
1137
1157
1177

1016
1036
1056
1076
1116
1136
1156
1176

1015
1035
1055
1075
1115
1135
1155
1175

1014
1034
1054
1074
1114
1134
1154
1174

1013
1033
1053
1073
1113
1133
1153
1173

1012
1032
1052
1072
1112
1132
1152
1172

1011
1031
1051
1071
1111
1131
1151
1171

1010
1030
1050
1070
1110
1130
1150
1170

1007
1027
1047
1067
1107
1127
1147
1167

1006
1026
1046
1066
1106
1126
1146
1166

1005
1025
1045
1065
1105
1125
1145
1165

1004
1024
1044
1064
1104
1124
1144
1164

1003
1023
1043
1063
1103
1123
1143
1163

1002
1022
1042
1062
1102
1122
1142
1162

1001
1021
1041
1061
1101
1121
1141
1161

1000
1020
1040
1060
1100
1120
1140
1160

V40640
V40641
V40642
V40643
V40644
V40645
V40646
V40647

1217
1237
1257
1277
1317
1337
1357
1377

1216
1236
1256
1276
1316
1336
1356
1376

1215
1235
1255
1275
1315
1335
1355
1375

1214
1234
1254
1274
1314
1334
1354
1374

1213
1233
1253
1273
1313
1333
1353
1373

1212
1232
1252
1272
1312
1332
1352
1372

1211
1231
1251
1271
1311
1331
1351
1371

1210
1230
1250
1270
1310
1330
1350
1370

1207
1227
1247
1267
1307
1327
1347
1367

1206
1226
1246
1266
1306
1326
1346
1366

1205
1225
1245
1265
1305
1325
1345
1365

1204
1224
1244
1264
1304
1324
1344
1364

1203
1223
1243
1263
1303
1323
1343
1363

1202
1222
1242
1262
1302
1322
1342
1362

1201
1221
1241
1261
1301
1321
1341
1361

1200
1220
1240
1260
1300
1320
1340
1360

V40650
V40651
V40652
V40653
V40654
V40655
V40656
V40657

1417
1437
1457
1477
1517
1537
1557
1577

1416
1436
1456
1476
1516
1536
1556
1576

1415
1435
1455
1475
1515
1535
1555
1575

1414
1434
1454
1474
1514
1534
1554
1574

1413
1433
1453
1473
1513
1533
1553
1573

1412
1432
1452
1472
1512
1532
1552
1572

1411
1431
1451
1471
1511
1531
1551
1571

1410
1430
1450
1470
1510
1530
1550
1570

1407
1427
1447
1467
1507
1527
1547
1567

1406
1426
1446
1466
1506
1526
1546
1566

1405
1425
1445
1465
1505
1525
1545
1565

1404
1424
1444
1464
1504
1524
1544
1564

1403
1423
1443
1463
1503
1523
1543
1563

1402
1422
1442
1462
1502
1522
1542
1562

1401
1421
1441
1461
1501
1521
1541
1561

1400
1420
1440
1460
1500
1520
1540
1560

V40660
V40661
V40662
V40663
V40664
V40665
V40666
V40667

1617
1637
1657
1677
1717
1737
1757
1777

1616
1636
1656
1676
1716
1736
1756
1776

1615
1635
1655
1675
1715
1735
1755
1775

1614
1634
1654
1674
1714
1734
1754
1774

1613
1633
1653
1673
1713
1733
1753
1773

1612
1632
1652
1672
1712
1732
1752
1772

1611
1631
1651
1671
1711
1731
1751
1771

1610
1630
1650
1670
1710
1730
1750
1770

1607
1627
1647
1667
1707
1727
1747
1767

1606
1626
1646
1666
1706
1726
1746
1766

1605
1625
1645
1665
1705
1725
1745
1765

1603
1623
1643
1663
1703
1723
1743
1763

1602
1622
1642
1662
1702
1722
1742
1762

1601
1621
1641
1661
1701
1721
1741
1761

1600
1620
1640
1660
1700
1720
1740
1760

V40670
V40671
V40672
V40673
V40674
V40675
V40676
V40677

1604
1624
1644
1664
1704
1724
1744
1764

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

3-37

Chapter 3: CPU Specifications and Operation

Timer Status Bit Map

This table provides a listing of individual timer contacts associated with each V-memory
1
address bit.
2 MSB
DL06 Timer (T) Contacts
LSB
Address
15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
3
4
5
6
7
8
9
10
11 Counter Status Bit Map
DL06 Counter (CT) Contacts
LSB
12 MSB
Address
15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
13
14
A
B
This table provides a listing of individual counter contacts associated with each V-memory
address bit.
C
D
017
037
057
077
117
137
157
177

016
036
056
076
116
136
156
176

015
035
055
075
115
135
155
175

014
034
054
074
114
134
154
174

013
033
053
073
113
133
153
173

012
032
052
072
112
132
152
172

011
031
051
071
111
131
151
171

010
030
050
070
110
130
150
170

007
027
047
067
107
127
147
167

006
026
046
066
106
126
146
166

005
025
045
065
105
125
145
165

004
024
044
064
104
124
144
164

003
023
043
063
103
123
143
163

002
022
042
062
102
122
142
162

001
021
041
061
101
121
141
161

000
020
040
060
100
120
140
160

V41100
V41101
V41102
V41103
V41104
V41105
V41106
V41107

217
237
257
277
317
337
357
377

216
236
256
276
316
336
356
376

215
235
255
275
315
335
355
375

214
234
254
274
314
334
354
374

213
233
253
273
313
333
353
373

212
232
252
272
312
332
352
372

211
231
251
271
311
331
351
371

210
230
250
270
310
330
350
370

207
227
247
267
307
327
347
367

206
226
246
266
306
326
346
366

205
225
245
265
305
325
345
365

204
224
244
264
304
324
344
364

203
223
243
263
303
323
343
363

202
222
242
262
302
322
342
362

201
221
241
261
301
321
341
361

200
220
240
260
300
320
340
360

V41110
V41111
V41112
V41113
V41114
V41115
V41116
V41117

017
037
057
077
117
137
157
177

3-38

016
036
056
076
116
136
156
176

015
035
055
075
115
135
155
175

014
034
054
074
114
134
154
174

013
033
053
073
113
133
153
173

012
032
052
072
112
132
152
172

011
031
051
071
111
131
151
171

010
030
050
070
110
130
150
170

007
027
047
067
107
127
147
167

006
026
046
066
106
126
146
166

005
025
045
065
105
125
145
165

004
024
044
064
104
124
144
164

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

003
023
043
063
103
123
143
163

002
022
042
062
102
122
142
162

001
021
041
061
101
121
141
161

000
020
040
060
100
120
140
160

V41140
V41141
V41142
V41143
V41144
V41145
V41146
V41147

Chapter 3: CPU Specifications and Operation

GX and GY I/O Bit Map
This table provides a listing of the individual global I/O points associated with each
V-memory address bit.
MSB

DL06 GX and GY I/O Points

LSB

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

GX
Address

GY
Address

017
037
057
077
117
137
157
177

016
036
056
076
116
136
156
176

015
035
055
075
115
135
155
175

014
034
054
074
114
134
154
174

013
033
053
073
113
133
153
173

012
032
052
072
112
132
152
172

011
031
051
071
111
131
151
171

010
030
050
070
110
130
150
170

007
027
047
067
107
127
147
167

006
026
046
066
106
126
146
166

005
025
045
065
105
125
145
165

004
024
044
064
104
124
144
164

003
023
043
063
103
123
143
163

002
022
042
062
102
122
142
162

001
021
041
061
101
121
141
161

000
020
040
060
100
120
140
160

V40000
V40001
V40002
V40003
V40004
V40005
V40006
V40007

V40200
V40201
V40202
V40203
V40204
V40205
V40206
V40207

217
237
257
277
317
337
357
377

216
236
256
276
316
336
356
376

215
235
255
275
315
335
355
375

214
234
254
274
314
334
354
374

213
233
253
273
313
333
353
373

212
232
252
272
312
332
352
372

211
231
251
271
311
331
351
371

210
230
250
270
310
330
350
370

207
227
247
267
307
327
347
367

206
226
246
266
306
326
346
366

205
225
245
265
305
325
345
365

204
224
244
264
304
324
344
364

203
223
243
263
303
323
343
363

202
222
242
262
302
322
342
362

201
221
241
261
301
321
341
361

200
220
240
260
300
320
340
360

V40010
V40011
V40012
V40013
V40004
V40015
V40016
V40007

V40210
V40211
V40212
V40213
V40214
V40215
V40216
V40217

417
437
457
477
517
537
557
577

416
436
456
476
516
536
556
576

415
435
455
475
515
535
555
575

414
434
454
474
514
534
554
574

413
433
453
473
513
533
553
573

412
432
452
472
512
532
552
572

411
431
451
471
511
531
551
571

410
430
450
470
510
530
550
570

407
427
447
467
507
527
547
567

406
426
446
466
506
526
546
566

405
425
445
465
505
525
545
565

404
424
444
464
504
524
544
564

403
423
443
463
503
523
543
563

402
422
442
462
502
522
542
562

401
421
441
461
501
521
541
561

400
420
440
460
500
520
540
560

V40020
V40021
V40022
V40023
V40024
V40025
V40026
V40027

V40220
V40221
V40222
V40223
V40224
V40225
V40226
V40227

617
637
657
677
717
737
757
777

616
636
656
676
716
736
756
776

615
635
655
675
715
735
755
775

614
634
654
674
714
734
754
774

613
633
653
673
713
733
753
773

612
632
652
672
712
732
752
772

611
631
651
671
711
731
751
771

610
630
650
670
710
730
750
770

607
627
647
667
707
727
747
767

606
626
646
666
706
726
746
766

605
625
645
665
705
725
745
765

604
624
644
664
704
724
744
764

603
623
643
663
703
723
743
763

602
622
642
662
702
722
742
762

601
621
641
661
701
721
741
761

600
620
640
660
700
720
740
760

V40030
V40031
V40032
V40033
V40034
V40035
V40036
V40037

V40230
V40231
V40232
V40233
V40234
V40235
V40236
V40237

This table is continued on the next page.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

NOTE: This memory area can be used for additional Data Words.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

3-39

Chapter 3: CPU Specifications and Operation

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

MSB

DL06 GX and GY I/O Points (cont’d)

LSB

GX
GY
Address Address

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

1017
1037
1057
1077
1117
1137
1157
1177

1016
1036
1056
1076
1116
1136
1156
1176

1015
1035
1055
1075
1115
1135
1155
1175

1014
1034
1054
1074
1114
1134
1154
1174

1013
1033
1053
1073
1113
1133
1153
1173

1012
1032
1052
1072
1112
1132
1152
1172

1011
1031
1051
1071
1111
1131
1151
1171

1010
1030
1050
1070
1110
1130
1150
1170

1007
1027
1047
1067
1107
1127
1147
1167

1006
1026
1046
1066
1106
1126
1146
1166

1005
1025
1045
1065
1105
1125
1145
1165

1004
1024
1044
1064
1104
1124
1144
1164

1003
1023
1043
1063
1103
1123
1143
1163

1002
1022
1042
1062
1102
1122
1142
1162

1001
1021
1041
1061
1101
1121
1141
1161

1000
1020
1040
1060
1100
1120
1140
1160

V40040
V40041
V40042
V40043
V40044
V40045
V40046
V40047

V40240
V40241
V40242
V40243
V40244
V40245
V40246
V40247

1217
1237
1257
1277
1317
1337
1357
1377

1216
1236
1256
1276
1316
1336
1356
1376

1215
1235
1255
1275
1315
1335
1355
1375

1214
1234
1254
1274
1314
1334
1354
1374

1213
1233
1253
1273
1313
1333
1353
1373

1212
1232
1252
1272
1312
1332
1352
1372

1211
1231
1251
1271
1311
1331
1351
1371

1210
1230
1250
1270
1310
1330
1350
1370

1207
1227
1247
1267
1307
1327
1347
1367

1206
1226
1246
1266
1306
1326
1346
1366

1205
1225
1245
1265
1305
1325
1345
1365

1204
1224
1244
1264
1304
1324
1344
1364

1203
1223
1243
1263
1303
1323
1343
1363

1202
1222
1242
1262
1302
1322
1342
1362

1201
1221
1241
1261
1301
1321
1341
1361

1200
1220
1240
1260
1300
1320
1340
1360

V40050
V40051
V40052
V40053
V40054
V40055
V40056
V40057

V40250
V40251
V40252
V40253
V40254
V40255
V40256
V40257

1417
1437
1457
1477
1517
1537
1557
1577

1416
1436
1456
1476
1516
1536
1556
1576

1415
1435
1455
1475
1515
1535
1555
1575

1414
1434
1454
1474
1514
1534
1554
1574

1413
1433
1453
1473
1513
1533
1553
1573

1412
1432
1452
1472
1512
1532
1552
1572

1411
1431
1451
1471
1511
1531
1551
1571

1410
1430
1450
1470
1510
1530
1550
1570

1407
1427
1447
1467
1507
1527
1547
1567

1406
1426
1446
1466
1506
1526
1546
1566

1405
1425
1445
1465
1505
1525
1545
1565

1404
1424
1444
1464
1504
1524
1544
1564

1403
1423
1443
1463
1503
1523
1543
1563

1402
1422
1442
1462
1502
1522
1542
1562

1401
1421
1441
1461
1501
1521
1541
1561

1400
1420
1440
1460
1500
1520
1540
1560

V40060
V40061
V40062
V40063
V40064
V40065
V40066
V40067

V40260
V40261
V40262
V40263
V40264
V40265
V40266
V40267

1617
1637
1657
1677
1717
1737
1757
1777

1616
1636
1656
1676
1716
1736
1756
1776

1615
1635
1655
1675
1715
1735
1755
1775

1614
1634
1654
1674
1714
1734
1754
1774

1613
1633
1653
1673
1713
1733
1753
1773

1612
1632
1652
1672
1712
1732
1752
1772

1611
1631
1651
1671
1711
1731
1751
1771

1610
1630
1650
1670
1710
1730
1750
1770

1607
1627
1647
1667
1707
1727
1747
1767

1606
1626
1646
1666
1706
1726
1746
1766

1605
1625
1645
1665
1705
1725
1745
1765

1604
1624
1644
1664
1704
1724
1744
1764

1603
1623
1643
1663
1703
1723
1743
1763

1602
1622
1642
1662
1702
1722
1742
1762

1601
1621
1641
1661
1701
1721
1741
1761

1600
1620
1640
1660
1700
1720
1740
1760

V40070
V40071
V40072
V40073
V40074
V40075
V40076
V40077

V40270
V40271
V40272
V40273
V40274
V40275
V40276
V40277

3-40

This table is continued on the next page.
NOTE: This memory area can be used for additional Data Words.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 3: CPU Specifications and Operation

MSB

DL06 GX and GY I/O Points (cont’d)

LSB

GX
GY
Address Address

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

2017
2037
2057
2077
2117
2137
2157
2177

2016
2036
2056
2076
2116
2136
2156
2176

2015
2035
2055
2075
2115
2135
2155
2175

2014
2034
2054
2074
2114
2134
2154
2174

2013
2033
2053
2073
2113
2133
2153
2173

2012
2032
2052
2072
2112
2132
2152
2172

2011
2031
2051
2071
2111
2131
2151
2171

2010
2030
2050
2070
2110
2130
2150
2170

2007
2027
2047
2067
2107
2127
2147
2167

2006
2026
2046
2066
2106
2126
2146
2166

2005
2025
2045
2065
2105
2125
2145
2165

2004
2024
2044
2064
2104
2124
2144
2164

2003
2023
2043
2063
2103
2123
2143
2163

2002
2022
2042
2062
2102
2122
2142
2162

2001
2021
2041
2061
2101
2121
2141
2161

2000
2020
2040
2060
2100
2120
2140
2160

V40100
V40101
V40102
V40103
V40104
V40105
V40106
V40107

V40300
V40301
V40302
V40303
V40304
V40305
V40306
V40307

2217
2237
2257
2277
2317
2337
2357
2377

2216
2236
2256
2276
2316
2336
2356
2376

2215
2235
2255
2275
2315
2335
2355
2375

2214
2234
2254
2274
2314
2334
2354
2374

2213
2233
2253
2273
2313
2333
2353
2373

2212
2232
2252
2272
2312
2332
2352
2372

2211
2231
2251
2271
2311
2331
2351
2371

2210
2230
2250
2270
2310
2330
2350
2370

2207
2227
2247
2267
2307
2327
2347
2367

2206
2226
2246
2266
2306
2326
2346
2366

2205
2225
2245
2265
2305
2325
2345
2365

2204
2224
2244
2264
2304
2324
2344
2364

2203
2223
2243
2263
2303
2323
2343
2363

2202
2222
2242
2262
2302
2322
2342
2362

2201
2221
2241
2261
2301
2321
2341
2361

2200
2220
2240
2260
2300
2320
2340
2360

V40110
V40111
V40112
V40113
V40114
V40115
V40116
V40117

V40310
V40311
V40312
V40313
V40314
V40315
V40316
V40317

2417
2437
2457
2477
2517
2537
2557
2577

2416
2436
2456
2476
2516
2536
2556
2576

2415
2435
2455
2475
2515
2535
2555
2575

2414
2434
2454
2474
2514
2534
2554
2574

2413
2433
2453
2473
2513
2533
2553
2573

2412
2432
2452
2472
2512
2532
2552
2572

2411
2431
2451
2471
2511
2531
2551
2571

2410
2430
2450
2470
2510
2530
2550
2570

2407
2427
2447
2467
2507
2527
2547
2567

2406
2426
2446
2466
2506
2526
2546
2566

2405
2425
2445
2465
2505
2525
2545
2565

2404
2424
2444
2464
2504
2524
2544
2564

2403
2423
2443
2463
2503
2523
2543
2563

2402
2422
2442
2462
2502
2522
2542
2562

2401
2421
2441
2461
2501
2521
2541
2561

2400
2420
2440
2460
2500
2520
2540
2560

V40120
V40121
V40122
V40123
V40124
V40125
V40126
V40127

V40320
V40321
V40322
V40323
V40324
V40325
V40326
V40327

2617
2637
2657
2677
2717
2737
2757
2777

2616
2636
2656
2676
2716
2736
2756
2776

2615
2635
2655
2675
2715
2735
2755
2775

2614
2634
2654
2674
2714
2734
2754
2774

2613
2633
2653
2673
2713
2733
2753
2773

2612
2632
2652
2672
2712
2732
2752
2772

2611
2631
2651
2671
2711
2731
2751
2771

2610
2630
2650
2670
2710
2730
2750
2770

2607
2627
2647
2667
2707
2727
2747
2767

2606
2626
2646
2666
2706
2726
2736
2766

2605
2625
2645
2665
2705
2725
2735
2765

2604
2624
2644
2664
2704
2724
2734
2764

2603
2623
2643
2663
2703
2723
2733
2763

2602
2622
2642
2662
2702
2722
2732
2762

2601
2621
2641
2661
2701
2721
2731
2761

2600
2620
2640
2660
2700
2720
2730
2760

V40130
V40131
V40132
V40133
V40134
V40135
V40136
V40137

This table is continued on the next page.
NOTE: This memory area can be used for additional Data Words.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

V40330
V40331
V40332
V40333
V40334
V40335
V40336
V40337

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

3-41

Chapter 3: CPU Specifications and Operation

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

MSB

DL06 GX and GY I/O Points (cont’d)

LSB

GX
GY
Address Address

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

3017
3037
3057
3077
3117
3137
3157
3177

3016
3036
3056
3076
3116
3136
3156
3176

3015
3035
3055
3075
3115
3135
3155
3175

3014
3034
3054
3074
3114
3134
3154
3174

3013
3033
3053
3073
3113
3133
3153
3173

3012
3032
3052
3072
3112
3132
3152
3172

3011
3031
3051
3071
3111
3131
3151
3171

3010
3030
3050
3070
3110
3130
3150
3170

3007
3027
3047
3067
3107
3127
3147
3167

3006
3026
3046
3066
3106
3126
3146
3166

3005
3025
3045
3065
3105
3125
3145
3165

3004
3024
3044
3064
3104
3124
3144
3164

3003
3023
3043
3063
3103
3123
3143
3163

3002
3022
3042
3062
3102
3122
3142
3162

3001
3021
3041
3061
3101
3121
3141
3161

3000
3020
3040
3060
3100
3120
3140
3160

V40140
V40141
V40142
V40143
V40144
V40145
V40146
V40147

V40340
V40341
V40342
V40343
V40344
V40345
V40346
V40347

3217
3237
3257
3277
3317
3337
3357
3377

3216
3236
3256
3276
3316
3336
3356
3376

3215
3235
3255
3275
3315
3335
3355
3375

3214
3234
3254
3274
3314
3334
3354
3374

3213
3233
3253
3273
3313
3333
3353
3373

3212
3232
3252
3272
3312
3332
3352
3372

3211
3231
3251
3271
3311
3331
3351
3371

3210
3230
3250
3270
3310
3330
3350
3370

3207
3227
3247
3267
3307
3327
3347
3367

3206
3226
3246
3266
3306
3326
3346
3366

3205
3225
3245
3265
3305
3325
3345
3365

3204
3224
3244
3264
3304
3324
3344
3364

3203
3223
3243
3263
3303
3323
3343
3363

3202
3222
3242
3262
3302
3322
3342
3362

3201
3221
3241
3261
3301
3321
3341
3361

3200
3220
3240
3260
3300
3320
3340
3360

V40150
V40151
V40152
V40153
V40154
V40155
V40156
V40157

V40350
V40351
V40352
V40353
V40354
V40355
V40356
V40357

3417
3437
3457
3477
3517
3537
3557
3577

3416
3436
3456
3476
3516
3536
3556
3576

3415
3435
3455
3475
3515
3535
3555
3575

3414
3434
3454
3474
3514
3534
3554
3574

3413
3433
3453
3473
3513
3533
3553
3573

3412
3432
3452
3472
3512
3532
3552
3572

3411
3431
3451
3471
3511
3531
3551
3571

3410
3430
3450
3470
3510
3530
3550
3570

3407
3427
3447
3467
3507
3527
3547
3567

3406
3426
3446
3466
3506
3526
3546
3566

3405
3425
3445
3465
3505
3525
3545
3565

3404
3424
3444
3464
3504
3524
3544
3564

3403
3423
3443
3463
3503
3523
3543
3563

3402
3422
3442
3462
3502
3522
3542
3562

3401
3421
3441
3461
3501
3521
3541
3561

3400
3420
3440
3460
3500
3520
3540
3560

V40160
V40161
V40162
V40163
V40164
V40165
V40166
V40167

V40360
V40361
V40362
V40363
V40364
V40365
V40366
V40367

3617
3637
3657
3677
3717
3737
3757
3777

3616
3636
3656
3676
3716
3736
3756
3776

3615
3635
3655
3675
3715
3735
3755
3775

3614
3634
3654
3674
3714
3734
3754
3774

3613
3633
3653
3673
3713
3733
3753
3773

3612
3632
3652
3672
3712
3732
3752
3772

3611
3631
3651
3671
3711
3731
3751
3771

3610
3630
3650
3670
3710
3730
3750
3770

3607
3627
3647
3667
3707
3727
3747
3767

3606
3626
3646
3666
3706
3726
3746
3766

3605
3625
3645
3665
3705
3725
3745
3765

3604
3624
3644
3664
3704
3724
3744
3764

3603
3623
3643
3663
3703
3723
3743
3763

3602
3622
3642
3662
3702
3722
3742
3762

3601
3621
3641
3661
3701
3721
3741
3761

3600
3620
3640
3660
3700
3720
3740
3760

V40170
V40171
V40172
V40173
V40174
V40175
V40176
V40177

V40370
V40371
V40372
V40373
V40374
V40375
V40376
V40377

3-42

NOTE: This memory area can be used for additional Data Words.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

System design

configuration

and

Chapter

4

In This Chapter
DL06 System Design Strategies......................................................... 4–2
Module Placement............................................................................ 4–3
Power Budgeting.............................................................................. 4–5
Configuring the DL06’s Comm Ports................................................ 4–7
Connecting to MODBUS and DirectNET Networks............................ 4–9
Non–Sequence Protocol (ASCII In/Out and PRINT)......................... 4–11
Network Slave Operation................................................................ 4–12
Network Master Operation............................................................. 4–18
Network Master Operation (using MRX and MWX Instructions)..... 4–22

Chapter 4: System Design and Configuration

DL06 System Design Strategies

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I/O System Configurations
The DL06 PLCs offer a number of different I/O configurations. Choose the configuration
that is right for your application, and keep in mind that the DL06 PLCs offer the ability to
add I/O with the use of option cards. Although remote I/O isn’t available, there are many
option cards available. For instance:
• Various A/C and D/C I/O modules
• Combination I/O modules
• Analog I/O modules
• Combination Analog I/O modules

A DL06 system can be developed using several different arrangements using the option
modules. See our DL05/06 Options Modules User Manual (D0-OPTIONS-M) on the
website, www.automationdirect.com for detailed selection information.

Networking Configurations
The DL06 PLCs offers the following ways to add networking:
• Ethernet Communications Module s connects a DL06 to high-speed peer-to-peer networks. Any
PLC can initiate communications with any other PLC or operator interfaces, such as C-more, when
using the ECOM modules.
• Data Communications Modules s connects a DL06 to devices using either DeviceNet or Profibus
to link to master controllers, as well as a D0-DCM.
• Communications Port 1 s The DL06 has a 6-pin RJ12 connector on Port 1 that supports (as
slave) K-sequence, MODBUS RTU or DirectNET protocols.
• Communications Port 2 s The DL06 has a 15-pin connector on Port 2 that supports either
master/slave MODBUS RTU or DirectNET protocols, or K-sequence protocol as slave. (MRX
and MWX instructions allow you to enter native MODBUS addressing in your ladder program
with no need to perform octal to decimal conversions). Port 2 can also be used for ASCII IN/OUT
communictions.

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Chapter 4: System Design and Configuration

Module Placement

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Slot Numbering
The DL06 has four slots, which are numbered as follows:

Slot 1
Slot 2
Slot 3
Slot 4

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Chapter 4: System Design and Configuration

Automatic I/O Configuration
The DL06 CPUs automatically detect any installed I/O modules (including specialty
modules) at powerup, and establish the correct I/O configuration and addresses. This applies
to modules located in the local base. For most applications, you will never have to change the
configuration.
I/O addresses use octal numbering, starting at X100 and Y100 in the slot next to the CPU.
The addresses are assigned in groups of 8, or 16 depending on the number of points for
the I/O module. The discrete input and output modules can be mixed in any order. The
following diagram shows the I/O numbering convention for an example system. Both
the Handheld Programmer and DirectSOFT 5 provide AUX functions that allow you
to automatically configure the I/O. For example, with the Handheld Programmer AUX
46 executes an automatic configuration, which allows the CPU to examine the installed
modules and determine the I/O configuration and addressing.With DirectSOFT 5, the PLC
Configure I/O menu option would be used.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

		 Automatic
		 Manual

Slot 1
Slot 2
Slot 3
8pt. Input 16pt. Output 16pt. Input
X100–X107 Y100–Y117 X110–X127

Slot 4
8pt. Input
X130–X137

Slot 1
Slot 2
Slot 3
8pt. Input 16pt. Output 16pt. Input
X100–X107 Y100–Y117 X200–X217

Slot 4
8pt. Input
X120–X127

Manual I/O Configuration
It may never become necessary, but DL06 CPUs allow manual I/O address assignments
for any I/O slot(s) . You can manually modify an auto configuration to match arbitrary
I/O numbering. For example, two adjacent input modules can have starting addresses at
X100 and X200.Use DirectSOFT 5 PLC Configure I/O menu option to assign manual
I/O address. In automatic configuration, the addresses are assigned on 8-point boundaries.
Manual configuration, however, assumes that all modules are at least 16 points, so you can
only assign addresses that are a multiple of 20 (octal). You can still use 8 point modules, but
16 addresses will be assigned and the upper eight addresses will be unused.
WARNING: If you manually configure an I/O slot, the I/O addressing for the other modules
may change. This is because the DL06 CPUs do not allow you to assign duplicate I/O addresses.
You must always correct any I/O configuration errors before you place the CPU in RUN mode.
Uncorrected errors can cause unpredictable machine operation that can result in a risk of personal
injury or damage to equipment.

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Chapter 4: System Design and Configuration

Power Budgeting
The DL06 has four option card slots. To determine whether the combination of cards you
select will have sufficient power, you will need to perform a power budget calculation.

Power supplied
Power is supplied from two sources, the internal base unit power supply and, if required, an
external supply (customer furnished). The D0-06xx (AC powered) PLCs supply a limited
amount of 24VDC power. The 24VDC output can be used to power external devices.
For power budgeting, start by considering the power supplied by the base unit. All DL06
PLCs supply the same amount of 5VDC power. Only the AC units offer 24VDC auxiliary
power. Be aware of the trade-off between 5VDC power and 24VDC power. The amount
of 5VDC power available depends on the amount of 24VDC power being used, and the
amount of 24VDC power available depends on the amount of 5VDC power consumed.
Determine the amount of internally supplied power from the table on the following page.

Power required by base unit
Because of the different I/O configurations available in the DL06 family, the power
consumed by the base unit itself varies from model to model. Subtract the amount of power
required by the base unit from the amount of power supplied by the base unit. Be sure to
subtract 5VDC and 24VDC amounts.

Power required by option cards
Next, subtract the amount of power required by the option cards you are planning to use.
Again, remember to subtract both 5VDC and 24VDC. If your power budget analysis shows
surplus power available, you should have a workable configuration.

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Chapter 4: System Design and Configuration
DL06 Power Consumed
by Option Cards

DL06 Power Supplied by Base Units

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Part Number

5 VDC (mA)

24 VDC (mA)

<1500mA
<2000mA
1500mA

300mA
200mA
none

D0-06xx
D0-06xx-D

If the 5VDC loading is less than 2000mA, but more than
1500mA, then available 24VDC supply current is 200mA.
If the 5VDC loading is less than 1500mA, then the
available 24VDC current is 300mA.

DL06 Base Unit Power Required
Part Number
D0-06AA
D0-06AR
D0-06DA
D0-06DD1
D0-06DD2
D0-06DR
D0-06DD1-D
D0-06DD2-D
D0-06DR-D

5 VDC (mA)

24 VDC (mA)

800mA
900mA
800mA
600mA
600mA
950mA
600mA
600mA
950mA

none
none
none
280mA, note 1
none
none
280mA, note 1
none
none

Power Budgeting Example
Power Source
D0-06DD1
(select row
A or row B)

A

1500mA

300mA

B

2000mA

200mA

Current Required
D0-06DD1
D0-16ND3
D0-10TD1
D0-08TR
F0-4AD2DA-2
D0-06LCD
Total Used
Remaining

5VDC
24VDC
power (mA) power (mA)

A
B

5VDC
24VDC
power (mA) power (mA)
600mA
35mA
150mA
280mA
100mA
50mA
1215mA
285mA
785mA

280mA, note 1
0
0
0
0
0
280mA
20mA
note 2

NOTE: See the DL05/DL06 OPTIONS
manual for the module data for your project.

Part Number
D0-07CDR
D0-08CDD1
D0-08TR
D0-10ND3
D0-10ND3F
D0-10TD1
D0-10TD2
D0-16ND3
D0-16TD1
D0-16TD2
D0-DCM
D0-DEVNETS
F0-04TRS
F0-08NA-1
F0-04AD-1
F0-04AD-2
F0-04DAH-1
F0-04DAH-2
F0-08ADH-1
F0-08ADH-2
F0-08DAH-1
F0-08DAH-2
F0-2AD2DA-2
F0-4AD2DA-1
F0-4AD2DA-2
F0-04RTD
F0-04THM
F0-CP128
H0-CTRIO(2)
H0-ECOM
H0-ECOM100
H0-PSCM

5 VDC (mA)
130mA
100mA
280mA
35mA
35mA
150mA
150mA
35mA
200mA
200mA
250mA
45mA
250mA
5mA
50mA
75mA
25mA
25mA
25mA
25mA
25mA
25mA
50mA
100mA
100mA
70mA
30mA
150mA
250mA
250mA
300mA
530mA

24 VDC (mA)
none
none
none
none
none
none
none
none
none
none
none
none
none
none
none
none
150mA
30mA
25mA
25mA
220mA
30mA
30mA
40mA
none
none
none
none
none
none
none
none

DL06 Power Consumed by Other Devices
Part Number
D0-06LCD
D2-HPP
DV-1000
EA1-S3ML
EA1-S3MLW

5 VDC (mA)

24 VDC (mA)

50mA
200mA
150mA
210mA
210mA

none
none
none
none
none

NOTE 1: Auxiliary 24VDC used to power V+ terminal of D0-06DD1/-D sinking outputs.
NOTE 2: If the PLC’s auxiliary 24VDC power source is used to power the sinking outputs, use power
choice A, above.

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Chapter 4: System Design and Configuration

Configuring the DL06’s Comm Ports
This section describes how to configure the CPU’s built-in networking ports for either
MODBUS or DirectNET. This will allow you to connect the DL06 PLC system directly to
MODBUS networks using the RTU protocol, or to other devices on a DirectNET network.
MODBUS masters on the network must be capable of issuing the MODBUS commands
to read or write the appropriate data. For details on the MODBUS protocol, please refer
to the Gould MODBUS Protocol reference Guide (P1–MBUS–300 Rev. B). In the event
a more recent version is available, check with your MODBUS supplier before ordering the
documentation. For more details on DirectNET, order our DirectNET manual, part number
DA–DNET–M.
NOTE: For information about the MODBUS protocol see the Group Schneider Web site at: www.
schneiderautomation.com. At the main menu, select Support/Services, Modbus, Modbus Technical Manuals,
PI-MBUS-300 Modbus Protocol Reference Guide or search for PIMBUS300. For more information about
the DirectNET protocol, order our DirectNET user manual, part number DA–DNET–M, or download it
free from our Web site: www.automationdirect.com. Select Documentation/Misc./DA-DNET-M.

DL06 Port Specifications

Communications Port 2

Communications Port 1
Connects to HPP, DirectSOFT 5, operator
interfaces, etc.
6-pin, RS232C
Communication speed (baud): 9600 (fixed)
Parity: odd (fixed)
Port 1 Station Address: 1 (fixed)
8 data bits
1 start, 1 stop bit
Asynchronous, half-duplex, DTE
Protocol (auto-select): K-sequence (slave only),
DirectNET (slave only), MODBUS (slave only)

Connects to HPP, DirectSOFT 5, operator
interfaces, etc.
15-pin, multifunction port, RS232C, RS422, RS485
Communication speed (baud): 300, 600, 1200,
2400, 4800, 9600, 19200, 38400
Parity: odd (default), even, none
Port 2 Station Address: 1 (default)
8 data bits
1 start, 1 stop bit
Asynchronous, half-duplex, DTE
Protocol (auto-select): K-sequence (slave only),
DirectNET (master/slave), MODBUS (master/slave),
non-sequence/print/ASCII in/out

Port 2 Pin Descriptions

DL06 Port Pinouts
TERM
PORT1

6

5 4 3 2

PORT2

1

5

1
10

6

15

PORT1

Port 1 Pin Descriptions

RUN
R
STOP

11

PORT2

1
2
3
4
5
6

0V
5V
RXD
TXD
5V
0V

Power (-) connection (GND)
Power (+) connection
Receive data (RS-232C)
Transmit data (RS-232C)
Power (+) connection
Power (-) connection (GND)

1 5V
2 TXD
3 RXD
4 RTS
5 CTS
6 RXD7 0V
8 0V
9 TXD+
10 TXD11 RTS+
12 RTS13 RXD+
14 CTS+
15 CTS-

Power (+) connection
Transmit data (RS-232C)
Receive data (RS-232C)
Ready to send (RS-232C)
Clear to send (RS232C)
Receive data (-) (RS-422/485)
Power (-) connection (GND)
Power (-) connection (GND)
Transmit data (+) (RS-422/485)
Transmit data (-) (RS-422/485)
Ready to send (+) (RS-422/485)
Ready to send (-) (RS-422/485)
Receive data (+) (RS-422/485)
Clear to send (+) (RS-422/485)
Clear to send (-) (RS-422/485)

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Chapter 4: System Design and Configuration

Choosing a Network Specification

RXD

RXD

RXD

4

TXD

TXD

TXD

TXD

RXD

CTS

RTS

RTS

PORT1
6P6C
Phone Jack

Connections on Port 1

CTS

Connections on Port 2

OR
Loop
Back

15

0V

3

11

Signal GND

GND
Signal GND

1

1

Point-to-point
DTE Device

10

Normally, the RS-232
signals are used for
shorter distances (15
meters maximum),
for communications
between two devices.

5

RS-232 Network

6

NOTE: Termination resistors are required at both ends of RS–422 and RS-485 networks. It is necessary to
select resistors that match the impedance rating of the cable (between 100 and 500 ohms).

RTS
CTS

RS-422 Network
RS-422 signals are for
long distances ( 1000
meters maximum). Use
terminator resistors at both
ends of RS-422 network
wiring, matching the
impedence rating of the
cable (between 100 and
500 ohms).

RXD+
RXD–
TXD+
TXD–
Signal GND

Termination
Resistor

TXD+ / RXD+

TXD– / RXD–

Signal GND

6

6

1

0V

RTS+
RTS–

RXD+

The recommended cable for
RS422 is AutomationDirect L19954
(Belden 9842) or equivalent.

TXD–

DL06 Micro PLC User Manual; 3rd Edition Rev. D

RTS–
CTS+

15

CTS–
10

CTS–
15

10

CTS+

5

RXD+

RTS+
TXD+

DL06 CPU Port 2

4–8

RXD–

11

1

0V
TXD+

TXD– / RXD–
Signal GND

Signal GND
Connect shield
to signal ground

RXD–

PORT 2
Master

TXD+ / RXD+

TXD+ / RXD+

TXD– / RXD–

Termination
Resistor at
both ends of
network

11

RS-485 Network
RS-485 signals are for
longer distances (1000
meters max) and for
multi-drop networks.
Use termination resistors
at both ends of RS-485
network wiring, matching
the impedance rating of
the cable (between 100
and 500 ohms).

9 TXD+
10 TXD–
13 RXD+
6 RXD–
11 RTS+
12 RTS–
14 CTS+
15 CTS–
7 0V

The recommended cable for RS422 is
AutomationDirect L19772 (Belden 8102)
or equivalent.

5

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2
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5
6
7
8
9
10
11
12
13
14
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D

The DL06 PLC’s multi-function port gives you the option of using RS-232C, RS-422, or
RS-485 specifications. First, determine whether the network will be a 2-wire RS–232C type,
a 4-wire RS–422 type, or a 2-wire/4-wire RS-485 type.
The RS–232C specification is simple to implement for networks of shorter distances (15
meters max) and where communication is only required between two devices. The RS–422
and RS-485 signals are for networks that cover longer distances (1000 meters max.) and for
multi-drop networks (from 2 to 247 devices).

TXD–

DL06 CPU Port 2

Chapter 4: System Design and Configuration

Connecting to MODBUS and DirectNET Networks
MODBUS Port Configuration
In DirectSOFT 5, choose the PLC menu, then Setup, then “Secondary Comm Port”.
• Port: From the port number list box at the top, choose “Port 2”.
• Protocol: Check the box to the left of “MODBUS” (use AUX 56 on the HPP, and select
“MBUS”), and then you’ll see the box below.

•T
 imeout: amount of time the port will wait after it sends a message to get a response before logging
an error.
• RTS ON / OFF Delay Time: The RTS ON Delay Time specifies the time the DL06 waits to send
the data after it has raised the RTS signal line. The RTS OFF Delay Time specifies the time the
DL06 waits to release the RTS signal line after the data has been sent. When using the DL06 on a
multi-drop network, the RTS ON Delay time must be set to 5ms or more and the RTS OFF Delay time
must be set to 2ms or more. If you encounter problems, the time can be increased.
• Station Number: For making the CPU port a MODBUS master, choose “1”. The possible range
for MODBUS slave numbers is from 1 to 247, but the DL06 network instructions used in Master
mode will access only slaves 1 to 99. Each slave must have a unique number. At powerup, the port
is automatically a slave, unless and until the DL06 executes ladder logic network instructions which
use the port as a master. Thereafter, the port reverts back to slave mode until ladder logic uses the
port again.
•B
 aud Rate: The available baud rates include 300, 600, 1200, 2400, 4800, 9600, 19200, and 38400
baud. Choose a higher baud rate initially, reverting to lower baud rates if you experience data errors
or noise problems on the network. Important: You must configure the baud rates of all devices on
the network to the same value. Refer to the appropriate product manual for details.
• Stop Bits: Choose 1 or 2 stop bits for use in the protocol.
• Parity: Choose none, even, or odd parity for error checking.
•Echo Suppression: Select the appropriate wiring configuration used on Port 2.
Then click the button indicated to send the Port configuration to the CPU, and click
Close.

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DirectNET Port Configuration

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In DirectSOFT 5, choose the PLC menu, then Setup, then “Secondary Comm Port”.
• Port: From the port number list box, choose “Port 2 ”.
• Protocol: Check the box to the left of “DirectNET” (use AUX 56 on the HPP, then select
“DNET”), and then you’ll see the dialog below.

•T
 imeout: Amount of time the port will wait after it sends a message to get a response before logging
an error.
•R
 TS ON / OFF Delay Time: The RTS ON Delay Time specifies the time the DL06 waits to send
the data after it has raised the RTS signal line. The RTS OFF Delay Time specifies the time the
DL06 waits to release the RTS signal line after the data has been sent. When using the DL06 on a
multi-drop network, the RTS ON Delay time must be set to 5ms or more and the RTS OFF Delay time
must be set to 2ms or more. If you encounter problems, the time can be increased.
•S
 tation Number: For making the CPU port a DirectNET master, choose “1”. The allowable range
for DirectNET slaves is from 1 to 90 (each slave must have a unique number). At powerup, the port
is automatically a slave, unless and until the DL06 executes ladder logic instructions which attempt
to use the port as a master. Thereafter, the port reverts back to slave mode until ladder logic uses the
port again.
•B
 aud Rate: The available baud rates include 300, 600, 1200, 2400, 4800, 9600, 19200, and 38400
baud. Choose a higher baud rate initially, reverting to lower baud rates if you experience data errors
or noise problems on the network. Important: You must configure the baud rates of all devices on
the network to the same value.
• Stop Bits: Choose 1 or 2 stop bits for use in the protocol.
• Parity: Choose none, even, or odd parity for error checking.
• Format: Choose between hex or ASCII formats.
Then click the button indicated to send the Port configuration to the CPU, and click
Close.

DL06 Micro PLC User Manual; 3rd Edition Rev. D

Chapter 4: System Design and Configuration

Non–Sequence Protocol (ASCII In/Out and PRINT)
Non-Sequence Port Configuration
Configuring port 2 on the DL06 for Non–Sequence allows the CPU to use port 2 to
either read or write raw ASCII strings using the ASCII instructions. See the ASCII In/Out
instructions and the PRINT instruction in chapter 5.
In DirectSOFT 5, choose the PLC menu, then Setup, then “Secondary Comm Port”.
• Port: From the port number list box at the top, choose “Port 2”.
• Protocol: Check the box to the left of “Non–Sequence”.
• Timeout: Amount of time the port will wait after it sends
message to get a response before logging an error.

a

•R
 TS On Delay Time: The amount of time between raising
the RTS line and sending the data.
•R
 TS Off Delay Time: The amount of time between resetting
the RTS line after sending the data.
•D
 ata Bits: Select either 7–bits or 8–bits to match the number
of data bits specified for the connected devices.
•B
 aud Rate: The available baud rates include 300,
600, 900, 2400, 4800, 9600, 19200, and 38400
baud. Choose a higher baud rate initially, reverting to
lower baud rates if you experience data errors or noise
problems on the network. Important: You must configure the
baud rates of all devices on the network to the same value.
Refer to the appropriate product manual for details.
•S
 top Bits: Choose 1 or 2 stop bits to match the number of stop bits specified for the connected
devices.
•P
 arity: Choose none, even, or odd parity for error checking. Be sure to match the parity specified
for the connected devices.
•E
 cho Suppression: Select the appropriate radio button based on the wiring configuration used on
port 2.
•X
 on/Xoff Flow Control: Choose this selection if you have Port 2 wired for Hardware Flow Control
(Xon/Xoff) with RTS and CTS signal connected between all devices.
• RTS Flow Control: Choose this selection if you have Port 2 RTS signal wired between all devices.
Click the button indicated to send the port configuration to the CPU, and click Close.
•M
 emory Address: Please choose a memory address with 64 words of contiguous free memory for
use by Non-Sequence Protocol.

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Network Slave Operation
This section describes how other devices on a network can communicate with a CPU port
that you have configured as a DirectNET slave or MODBUS slave (DL06). A MODBUS
host must use the MODBUS RTU protocol to communicate with the DL06 as a slave. The
host software must send a MODBUS function code and MODBUS address to specify a PLC
memory location the DL06 comprehends. The DirectNET host uses normal I/O addresses to
access applicable DL06 CPU and system. No CPU ladder logic is required to support either
MODBUS slave or DirectNET slave operation.
NOTE: For more intformation on DirectNET proprietary protocol, see the DirectNET reference

manual, DA-DNET-M, available on our website.

MODBUS Function Codes Supported
MODBUS Function Code

Function

DL06 Data Types Available

01
02
05
15
03, 04
06
16

Read a group of coils
Read a group of inputs
Set / Reset a single coil
Set / Reset a group of coils Y,
Read a value from one or more registers
Write a value into a single register
Write a value into a group of registers

Y, CR, T, CT
X, SP
Y, CR, T, CT
CR, T, CT
V
V
V

The MODBUS function code determines whether the access is a read or a write, and whether
to access a single data point or a group of them. The DL06 supports the MODBUS function
codes described below.

Determining the MODBUS Address

4–12

There are typically two ways that most host software conventions allow you to specify a PLC
memory location. These are:
• By specifying the MODBUS data type and address
• By specifying a MODBUS address only

DL06 Micro PLC User Manual; 3rd Edition Rev. D

Chapter 4: System Design and Configuration

If Your Host Software Requires the Data Type and Address
Many host software packages allow you to specify the MODBUS data type and the
MODBUS address that corresponds to the PLC memory location. This is the easiest method,
but not all packages allow you to do it this way.
The actual equation used to calculate the address depends on the type of PLC data you are
using. The PLC memory types are split into two categories for this purpose.
• Discrete – X, SP, Y, CR, S, T, C (contacts)
• Word – V, Timer current value, Counter current value

In either case, you basically convert the PLC octal address to decimal and add the appropriate
MODBUS address (if required). The table below shows the exact equation used for each
group of data.

DL06 Memory Type

QTY
(Decimal)

PLC Range
(Octal)

MODBUS Address
Range
MODBUS Data Type
(Decimal)

For Discrete Data Types .... Convert PLC Addr. to Dec. + Start of Range + Data Type
512
X0 – X777
2048 – 2559
Input
Inputs (X)
512
SP0 – SP777
3072 – 3583
Input
Special Relays(SP)
512
Y0 – Y777
2048 – 2559
Coil
Outputs (Y)
1024
C0 – C1777
3072 – 4095
Coil
Control Relays (CR)
256
T0 – T377
6144 – 6399
Coil
Timer Contacts (T)
128
CT0 – CT177
6400 – 6527
Coil
Counter Contacts (CT)
1024
S0 – S1777
5120 – 6143
Coil
Stage Status Bits(S)
For Word Data Types .... Convert PLC Addr. to Dec. + Data Type
256
V0 – V377
0 – 255
Input Register
Timer Current Values (V)
128
V1000 – V1177
512 – 639
Input Register
Counter Current Values (V)
V-Memory, user data (V)
V-Memory, non-volatile (V)

3200
4096
128

V1200 – V7377
V10000 - V17777
V7400 – V7577

640 – 3839
4096 - 8191
3840 – 3967

Holding Register
Holding Register
Holding Register

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The following examples show how to generate the MODBUS address and data type for hosts
which require this format.

Example 1: V2100
Find the MODBUS address for User V location V2100.

Holding Reg 1088

1. Find V-memory in the table.
2. Convert V2100 into decimal (1088).
3. Use the MODBUS data type from the table.
V-memory, user data (V)

3200

V1200 – V7377

640 – 3839

Holding Register

Example 2: Y20
Find the MODBUS address for output Y20.

Coil 2064

1. Find Y outputs in the table.
2. Convert Y20 into decimal (16).
3. Add the starting address for the range (2048).
4. Use the MODBUS data type from the table.
Outputs (V)

256

Y0 – Y377

2048 - 2303

Coil

Example 3: T10 Current Value
Find the MODBUS address to obtain the current value from Timer T10.
Input Reg. 8

1. Find Timer Current Values in the table.
2. Convert T10 into decimal (8).
3. Use the MODBUS data type from the table.
Timer Current Values (V)

128

V0 – V177

0 - 127

Input Register

Example 4: C54

4–14

Find the MODBUS address for Control Relay C54.
1. Find Control Relays in the table.

Coil 3116

2. Convert C54 into decimal (44).
3. Add the starting address for the range (3072).
4. Use the MODBUS data type from the table.
Control Relays (CR)

512

C0 – C77

3072 – 3583

DL06 Micro PLC User Manual; 3rd Edition Rev. D

Coil

Chapter 4: System Design and Configuration

If Your MODBUS Host Software Requires an Address ONLY
Some host software does not allow you to specify the MODBUS data type and address.
Instead, you specify an address only. This method requires another step to determine the
address, but it’s still fairly simple. Basically, MODBUS also separates the data types by
address ranges as well. So this means an address alone can actually describe the type of
data and location. This is often referred to as “adding the offset”. One important thing to
remember here is that two different addressing modes may be available in your host software
package. These are:
• 484 Mode
• 584/984 Mode

We recommend that you use the 584/984 addressing mode if your host software allows
you to choose. This is because the 584/984 mode allows access to a higher number of
memory locations within each data type. If your software only supports 484 mode, then there
may be some PLC memory locations that will be unavailable. The actual equation used to
calculate the address depends on the type of PLC data you are using. The PLC memory types
are split into two categories for this purpose.
• Discrete – X, SP, Y, CR, S, T (contacts), C (contacts)
• Word – V, Timer current value, Counter current value

In either case, you basically convert the PLC octal address to decimal and add the appropriate
MODBUS addresses (as required). The table below shows the exact equation used for each
group of data.
Discrete Data Types
DL06 Memory Type
Global Inputs (GX)
Inputs (X)
Special Relays (SP)
Global Outputs (GY)
Outputs (Y)
Control Relays (CR)
Timer Contacts (T)
Counter Contacts (CT)
Stage Status Bits (S)

PLC Range
(Octal)
GX0-GX1746
GX1747-GX3777
X0 – X1777
SP0 – SP777
GY0 - GY3777
Y0 – Y1777
C0 – C3777
T0 – T377
CT0 – CT377
S0 – S1777

Address (484 Address (584/984 MODBUS Data
Mode)
Mode)
Type
1001 - 1999
------1 - 2048
2049 - 3072
3073 - 5120
6145 - 6400
6401 - 6656
5121 - 6144

10001 - 10999
11000 - 12048
12049 - 13072
13073 - 13584
1 - 2048
2049 - 3072
3073 - 5120
6145 - 6400
6401 - 6656
5121 - 6144

Input
Input
Input
Input
Output
Output
Output
Output
Output
Output

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Example 1: V2100 584/984 Mode

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
4–16

Word Data Types
PLC Range Input/Holding
Input/Holding
(Octal)
(484 Mode)* (584/984 Mode)*

Registers
V-memory (Timers)
V-memory (Counters)

V0 - V377
V1000 - V1177
V1200 - V1377
V1400 - V1746
V1747 - V1777
V2000 - V7377
V10000 - V17777

V-memory (Data Words)

3001/4001
3513/4513
3641/4641
3769/4769
-------

30001/40001
30513/40513
30641/40641
30769/40769
31000/41000
41025
44097

*MODBUS: Function 04

1. Refer to your PLC user manual for the correct memory mapping size of your PLC. Some of
the addresses shown above might not pertain to your particular CPU.
2. For an automated MODBUS/Koyo address conversion utility, go to our
website, www.automationdirect.com, and down load download the EXCEL file
modbus_conversion.xls located at: Tech Support > Technical Support Home page.

Example 1: V2100 584/984 Mode
Find the MODBUS address for User V location V2100.

PLC Address (Dec.) + Mode Address

1. Find V-memory in the table.

V2100 = 1088 decimal

2. Convert V2100 into decimal (1088).

41089

1088 + 40001 =

3. Add the MODBUS starting address for the
mode (40001).

Example 2: Y20 584/984 Mode
For Word Data Types....
Timer Current Values (V)
Counter Current Values (V)
V-memory, user data (V)

PLC Address (Dec.)
128
128
1024

V0 – V177
V1200 – V7377
V2000 – V3777

+

Appropriate Mode Address

0 – 127
640 – 3839
1024 – 2047

Find the MODBUS address for output Y20.

3001
3001
4001

30001
30001
40001

Input Register
Input Register
Holding Register

PLC Addr. (Dec.) + Start Address + Mode

1. Find Y outputs in the table.

Y20 = 16 decimal

2. Convert Y20 into decimal (16).

16 + 2048 + 1 =

2065

3. Add the starting address for the range (2048).
4. Add the MODBUS address for the mode (1).
Outputs (Y)
Control Relays (CR)
Timer Contacts (T)

320
256
128

Y0 - Y477
C0 - C377
T0 - T177

2048 – 2367
3072 – 3551
6144 – 6271

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Chapter 4: System Design and Configuration

Example 3: T10 Current Value 484 Mode
PLC Address (Dec.) + Mode Address
TA10 = 8 decimal

Find the MODBUS address to obtain the
current value from Timer T10.
1. Find Timer Current Values in the table.
=

8 + 3001

3009

2. Convert T10 into decimal (8).
3. Add the MODBUS starting address for the mode (3001).
For Word Data Types....

PLC Address (Dec.)

Timer Current Values (V)
Counter Current Values (V)
V-memory, user data (V)

128
128
1024

+

V0 – V177
V1200 – V7377
V2000 – V3777

Appropriate Mode Address

0 – 127
512 – 639
1024 – 2047

3001
3001
4001

30001
30001
40001

Input Register
Input Register
Holding Register

Example 4: C54 584/984 Mode
Find the MODBUS address for Control Relay C54. PLC Addr. (Dec.) + Start Address + Mode
1. Find Control Relays in the table.

C54 = 44 decimal

2. Convert C54 into decimal (44).
=

44 + 3072 + 1

3117

3. Add the starting address for the range (3072).
4. Add the MODBUS address for the mode (1).
Outputs (Y)
Control Relays (CR)
Timer Contacts (T)

320
256
128

Y0 – Y477
C0 – C377
T0– T177

2048 – 2367
3072 – 3551
6144 – 6271

1
1
1

1
1
1

Coil
Coil
Coil

Network Master Operation
This section describes how the DL06 can communicate on a MODBUS or DirectNET
network as a master. For MODBUS networks, it uses the MODBUS RTU protocol, which
must be interpreted by all the slaves on the network. Both MODBUS and DirectNet are
single master/multiple slave networks. The master is the only member of the network that can
initiate requests on the network. This section teaches you how to design the required ladder
logic for network master operation.
G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
AC(L) AC(N) 24V C0
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
17

20

D0-06DR

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X15 X17 X20 X22 N.C.
X10 X12 C3

TERM
PORT1

Master

PORT2

RUN STOP

MODBUS RTU Protocol,, or DirectNET

Slave #1

Slave #2

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Slave #3

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Chapter 4: System Design and Configuration

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When using the DL06 PLC as the master station, simple RLL instructions are used to initiate
the requests. The WX instruction initiates network write operations, and the RX instruction
initiates network read operations. Before executing either the WX or RX commands, we will
need to load data related to the read or write operation onto the CPU’s accumulator stack.
When the WX or RX instruction executes, it uses the information on the stack combined with
data in the instruction box to completely define the task, which goes to the port.
0V
G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
AC(L) AC(N) 24V C0
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
17

20

D0-06DR

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X10 X12 C3
X15 X17 X20 X22 N.C.

TERM
PORT1

PORT2

RUN STOP

Master

Network

WX (write)
RX (read)
Slave

The following step-by-step procedure will provide you the information necessary to set up
your ladder program to receive data from a network slave.

Step 1: Identify Master Port # and Slave #
The first Load (LD) instruction identifies the
communications port number on the network
master (DL06) and the address of the slave
station. This instruction can address up to 99
MODBUS slaves, or 90 DirectNET slaves.
The format of the word is shown to the right.
The “F2” in the upper byte indicates the use of
the right port of the DL06 PLC, port number
2. The lower byte contains the slave address
number in BCD (01 to 99).

F

2

0

1

Slave address (BCD)
Port number (BCD)
Internal port (hex)
LD
KF201

6

4

(BCD)

Step 2: Load Number of Bytes to Transfer

4–18

The second Load (LD) instruction determines
the number of bytes which will be transferred
between the master and slave in the subsequent
WX or RX instruction. The value to be loaded
is in BCD format (decimal), from 1 to 128
bytes.

DL06 Micro PLC User Manual; 3rd Edition Rev. D

# of bytes to transfer
LD
K64

Chapter 4: System Design and Configuration
The number of bytes specified also depends on the type of data you want to obtain. For
example, the DL06 Input points can be accessed by V-memory locations or as X input
locations. However, if you only want X0 – X27, you’ll have to use the X input data type
because the V-memory locations can only be accessed in 2-byte increments. The following
table shows the byte ranges for the various types of DirectLOGIC products.
DL05 / 06 / 205 / 350 / 405 Memory

Bits per unit

Bytes

V-memory
T / C current value
Inputs (X, SP)
Outputs
(Y, C, Stage, T/C bits)
Scratch Pad Memory
Diagnostic Status

16
16
8

2
2
1

8

1

8
8

1
1

DL330 / 340 Memory

Bits per unit

Bytes

Data registers
T / C accumulator
I/O, internal relays, shift register bits, T/C
bits, stage bits
Scratch Pad Memory
Diagnostic Status(5 word R/W)

8
16

1
2

1

1

8
16

1
10

Step 3: Specify Master Memory Area
The third instruction in the RX or WX sequence
is a Load Address (LDA) instruction. Its purpose
is to load the starting address of the memory area
to be transferred. Entered as an octal number, the
LDA instruction converts it to hex and places the
result in the accumulator.
For a WX instruction, the DL06 CPU sends
the number of bytes previously specified from
its memory area beginning at the LDA address
specified.
For an RX instruction, the DL06 CPU reads the
number of bytes previously specified from the
slave, placing the received data into its memory
area beginning at the LDA address specified.

4

0

6

0

0

(octal)

Starting address of
master transfer area
LDA
O40600

MSB

V40600

LSB
0

15
MSB

V40601

15

LSB
0

NOTE: Since V-memory words are always 16 bits, you may not always use the whole word. For example,
if you only specify 3 bytes and you are reading Y outputs from the slave, you will only get 24 bits of data. In
this case, only the 8 least significant bits of the last word location will be modified. The remaining 8 bits are
not affected.

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The DL05/06, DL250-1/260, DL350 and DL450 will support function 04, read input
register (Address 30001). To use function 04, put the number ‘4’ into the most significant
position (4xxx). Four digits must be entered for the intruction to work properly with this
mode.
LD

K101

The Maximum constant possible is 4128. This
is due to the 128 maximum number of Bytes
that the RX/WX instruction can allow. The
value of 4 in the most significant position of
the word will cause the RX to use function 04
(30001 range).

LD
K4128
LDA
O4000
RX

V0

Step 4: Specify Slave Memory Area
The last instruction in our sequence is the WX or RX
instruction itself. Use WX to write to the slave, and
RX to read from the slave. All four of our instructions
are shown to the right. In the last instruction, you
must specify the starting address and a valid data type
for the slave.

SP116

LD
KF201
LD
K64

•D
 irectNET slaves – specify the same address in the WX
and RX instruction as the slave’s native I/O address

LDA
O40600

• MODBUS DL405, DL205, or DL06 slaves – specify
the same address in the WX and RX instruction as the
slave’s native I/O address

RX

Y0

• MODBUS 305 slaves – use the following table to
convert DL305 addresses to MODBUS addresses

DL305 Series CPU Memory Type–to–MODBUS Cross Reference (excluding 350 CPU)
MODBUS PLC Memory
Base Address
Type

PLC Memory Type

PLC Base
Address

TMR/CNT Current Values

R600

V0

I/O Points
Data Registers
Stage Status Bits (D3-330P only)

IO 000
R401,R400
S0

GY0
V100
GY200

4–20

TMR/CNT Status
Bits
Control Relays
Shift Registers

DL06 Micro PLC User Manual; 3rd Edition Rev. D

PLC Base
Address

MODBUS
Base Address

CT600

GY600

CR160
SR400

GY160
GY400

Chapter 4: System Design and Configuration

Communications from a Ladder Program
Typically network communications will last
longer than 1 scan. The program must wait
for the communications to finish before
starting the next transaction.
Port Communication Error
Port 2, which can be a master, has two
Special Relay contacts associated with it (see
Appendix D for comm port special relays).
One indicates “Port busy”(SP116), and
the other indicates ”Port Communication
Error”(SP117). The example above shows the
use of these contacts for a network master that
only reads a device (RX). The “Port Busy”
bit is on while the PLC communicates with
the slave. When the bit is off the program can
initiate the next network request.
The “Port Communication Error” bit turns
on when the PLC has detected an error. Use
of this bit is optional. When used, it should
be ahead of any network instruction boxes
since the error bit is reset when an RX or WX
SP116
instruction is executed

SP117
SP116

LD
KF201
LD
K0003

Port Busy

LDA
O40600
RX
Y0

Interlocking Relay
C100

LD
KF201
LD
K0003

Multiple Read and Write Interlocks
If you are using multiple reads and writes
in the RLL program, you have to interlock
the routines to make sure all the routines are
executed. If you don’t use the interlocks, then
the CPU will only execute the first routine.
This is because each port can only handle one
transaction at a time.
In the example to the right, after the RX
instruction is executed, C100 is set. When the
port has finished the communication task, the
second routine is executed and C100 is reset.
If you’re using RLLPLUS Stage Programming,
you can put each routine in a separate program
stage to ensure proper execution and switch
from stage to stage allowing only one of them
to be active at a time.

Y1
SET

LDA
O40600

Interlocking
Relay
SP116

C100

RX
VY0
C100
SET
LD
KF201
LD
K0003
LDA
O40400
WX
VY0

DL06 Micro PLC User Manual; 3rd Edition Rev. D

C100
RST

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Network Master Operation (using MRX and MWX
1 Instructions)

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This section describes how the DL06 can communicate on a MODBUS RTU network as a
master using the MRX and MWX read/write instructions. These instructions allow you to
enter native MODBUS addressing in your ladder logic program with no need to perform
octal to decimal conversions. MODBUS is a single master/multiple slave network. The
master is the only member of the network that can initiate requests on the network. This
section teaches you how to design the required ladder logic for network master operation.

G
LG
Y0
Y2
C1
Y5
Y7 Y10 Y12
C3 Y15 Y17
0V
Y1
Y3
Y4
Y6
C2
Y11 Y13 Y14 Y16 N.C.
AC(L) AC(N) 24V C0
OUTPUT: 6-240V

50 - 60Hz

2.0A, 6 - 27V

2.0A

PWR: 100-240V

0

1

2

3

4

5

6

7

10

11

12

13

14

15

16

PWR
RUN
CPU
TX1
RX1
TX2
RX2

50-60Hz 40VA

Y
17

20

D0-06DR

21 22

23

X
INPUT: 12 - 24V

3 - 15mA

LOGIC

06
K oyo

C0

X1
X0

X3
X2

X4
C1

X6
X5

X7

C2 X11 X13 X14 X16 C4 X21 X23 N.C.
X15 X17 X20 X22 N.C.
X10 X12 C3

TERM
PORT1

PORT2

RUN STOP

Master

MODBUS RTU Protocol,, or DirectNET

Slave #1

Slave #2

Slave #3

MODBUS Function Codes Supported
The MODBUS function code determines whether the access is a read or a write, and whether
to access a single data point or a group of them. The DL06 supports the MODBUS function
codes described below.
MODBUS Function Code

4–22

01
02
05
15
03, 04
06
07
08
16

Function
Read a group of coils
Read a group of inputs
Set / Reset a single coil (slave only)
Set / Reset a group of coils
Read a value from one or more registers
Write a value into a single register (slave only)
Read Exception Status
Diagnostics
Write a value into a group of registers

DL06 Micro PLC User Manual; 3rd Edition Rev. D

DL06 Data Types Available
Y, CR, T, CT
X, SP
Y, CR, T, CT
Y, CR, T, CT
V
V
V
V
V

Chapter 4: System Design and Configuration

MODBUS Read from Network(MRX)
The MODBUS Read from Network (MRX) instruction is used by the DL06 network master
to read a block of data from a connected slave device and to write the data into V–memory
addresses within the master. The instruction allows the user the to specify the MODBUS
Function Code, slave station address, starting master and slave memory addresses, number of
elements to transfer, MODBUS data format and the Exception Response Buffer.

• Port Number: must be DL06 Port 2 (K2)
• Slave Address: specify a slave station address (0–247)
• Function Code: The following MODBUS function codes are supported by the MRX
instruction:
01 – Read a group of coils
02 – Read a group of inputs
03 – Read holding registers
04 – Read input registers
07 – Read Exception status
08 – Diagnostics
• Start Slave Memory Address: specifies the starting slave memory address of the data to be
read. See the table on the following page.
• Start Master Memory Address: specifies the starting memory address in the master where
the data will be placed. See the table on the following page.
• Number of Elements: specifies how many coils, input, holding registers or input register
will be read. See the table on the following page.
• MODBUS Data Format: specifies MODBUS 584/984 or 484 data format to be used
• Exception Response Buffer: specifies the master memory address where the Exception
Response will be placed. See the table on the following page.

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MRX Slave Memory Address

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2
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D

MRX Slave Address Ranges
Function Code

MODBUS Data Format

Slave Address Range(s)

01 – Read Coil
01 – Read Coil
02 – Read Input Status

484 Mode
584/984 Mode
484 Mode

02 – Read Input Status

584/984 Mode

1–999
1–65535
1001–1999
10001–19999 (5 digit) or 100001–165535
(6 digit)
4001–4999
40001–49999 (5 digit) or 4000001–465535
(6 digit)
3001–3999
30001–39999 (5 digit) or 3000001–365535
(6 digit)
n/a
0–65535

03 – Read Holding Register

484 Mode

03 – Read Holding Register

584/984

04 – Read Input Register

484 Mode

04 – Read Input Register

584/984 Mode

07 – Read Exception Status
08 – Diagnostics

484 and 584/984 Mode
484 and 584/984 Mode

MRX Master Memory Addresses

MRX Master Memory Address Ranges

Operand Data Type

DL06 Range

Inputs X
Outputs Y
Control Relays C
Stage Bits S
Timer Bits T
Counter Bits CT
Special Relays SP
V–memory V
Global Inputs GX
Global Outputs GY

0–1777
0–1777
0–3777
0–1777
0–377
0–377
0–777
All
0–3777
0–3777

MRX Number of Elements
MRX Number of Elements
DL06 Range

Operand Data Type
V–memory
Constant

V
K

All
1–2000

MRX Exception Response Buffer
MRX Exception Response Buffer
Operand Data Type
V–memory

4–24

DL06 Range
V

All

DL06 Micro PLC User Manual; 3rd Edition Rev. D

Chapter 4: System Design and Configuration

MODBUS Write to Network (MWX)
The MODBUS Write to Network (MWX) instruction is used to write a block of data from
the network masters’s (DL06) memory to MODBUS memory addresses within a slave device
on the network. The instruction allows the user to specify the MODBUS Function Code,
slave station address, starting master and slave memory addresses, number of elements to
transfer, MODBUS data format and the Exception Response Buffer.

• Port Number: must be DL06 Port 2 (K2)
• Slave Address: specify a slave station address (0–247)
• Function Code: The following MODBUS function codes are supported by the MWX
instruction:
05 – Force Single coil
06 – Preset Single Register
08 – Diagnostics
15 – Force Multiple Coils
16 – Preset Multiple Registers
• Start Slave Memory Address: specifies the starting slave memory address where the data
will be written.
• Start Master Memory Address: specifies the starting address of the data in the master that is
to written to the slave.
• Number of Elements: specifies how many consecutive coils or registers will be written to.
This field is only active when either function code 15 or 16 is selected.
• MODBUS Data Format: specifies MODBUS 584/984 or 484 data format to be used.
• Exception Response Buffer: specifies the master memory address where the Exception
Response will be placed.

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Chapter 4: System Design and Configuration

MWX Slave Memory Address

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MWX Slave Address Ranges
Function Code

MODBUS Data Format

05 – Force Single Coil
05 – Force Single Coil
06 – Preset Single Register

484 Mode
584/984 Mode
484 Mode

06 – Preset Single Register

84/984 Mode

08 – Diagnostics
15 – Force Multiple Coils
15 – Force Multiple Coils
16 – Preset Multiple Registers

484 and 584/984 Mode
484
585/984 Mode
484 Mode

16 – Preset Multiple Registers

584/984 Mode

Slave Address Range(s)
1–999
1–65535
4001–4999
40001–49999 (5 digit) or 400001–
465535 (6 digit)
0–65535
1–999
1–65535
4001–4999
40001–49999 (5 digit) or 4000001–
465535 (6 digit)

MWX Master Memory Addresses
MWX Master Memory Address Ranges
Operand Data Type

DL06 Range

Inputs		
Outputs		
Control Relays		
Stage Bits		
Timer Bits		
Counter Bits		
Special Relays		
V–memory		
Global Inputs		
Global Outputs		

X
Y
C
S
T
CT
SP
V
GX
GY

0–777
0–777
0–1777
0–1777
0–377
0–177
0–777
All
0–3777
0–3777

MWX Number of Elements
MWX Number of Elements
Operand Data Type

DL06 Range

V–memory 		
Constant 		

V
K

All
1–2000

MWX Exception Response Buffer
MWX Exception Response Buffer
Operand Data Type
V–memory 		

4–26

V

DL06 Range
All

DL06 Micro PLC User Manual; 3rd Edition Rev. D

Chapter 4: System Design and Configuration

MRX/MWX Example in DirectSOFT 5
DL06 port 2 has two Special Relay contacts associated with it (see Appendix D for comm
port special relays). One indicates “Port busy”(SP116), and the other indicates ”Port
Communication Error”(SP117). The “Port Busy” bit is on while the PLC communicates
with the slave. When the bit is off the program can initiate the next network request. The
“Port Communication Error” bit turns on when the PLC has detected an error and use
of this bit is optional. When used, it should be ahead of any network instruction boxes
since the error bit is reset when an MRX or MWX instruction is executed. Typically
network communications will last longer than 1 CPU scan. The program must wait for the
communications to finish before starting the next transaction.
The “Port Communication Error” bit turns on when the PLC has detected an error. Use of
this bit is optional. When used, it should be ahead of any network instruction boxes since the
error bit is reset when an RX or WX instruction is executed.

Multiple Read and Write Interlocks
If you are using multiple reads and writes in the RLL program, you have to interlock the
routines to make sure all the routines are executed. If you don’t use the interlocks, then
the CPU will only execute the first routine. This is because each port can only handle one
transaction at a time. In the example below, after the MRX instruction is executed, C100
is set. When the port has finished the communication task, the second routine is executed
and C100 is reset. If you’re using RLLplus Stage Programming, you can put each routine in
a separate program stage to ensure proper execution and switch from stage to stage allowing
only one of them to be active at a time.
See example on the next page.

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Pulse/Minute

_1Minute

1

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4–28

C20
( PD )

SP3

Calculation of communication transfer quantity per minute between PLC and device.
Pulse/Minute

2

LD

C20

CTA1
OUT

Transactions/Min

V3600

LD
CTA2
OUT

Errors/Minute

V3601

SP116 pulses on every transaction - CT1 counts the transactions per minute.
The counter is reset every minute.
Port 2 busy bit

3

CNT

SP116

Number of
transactions per
minute

Pulse/Minute

C20

CT1

K9999
SP117 pulses on every transaction - CT2 counts the errors per minute.
The counter is reset every minute.

CNT

Port 2 error bit

4

SP117

Number of errors
per minute

Pulse/Minute

C20

CT2

K9999

This rung does a MODBUS write to the first holding register 40001 of slave address number one.
It writes the values over that reside in V2000. This particular function code only writes to one
register. Use function code 16 to write to multiple registers. Only one Network Instruction
(WX, RX, MWX, MRX) can be enabled in one scan. That is the reason for the interlock bits. For using
many network instructions on the same port, use the Shift Register instruction.
Port 2 busy bit

3

SP116

C100

MWX
Port Number:
K2
Slave Address:
K1
Function Code: 06 - Preset Single Register
Start Slave Memory Address:
40001
Number of Elements:
n/a
Modbus Data Type:
584/984 Mode
Exception Response Buffer:
V400

Instruction interlock bit
C100
( SET )
This rung does a MODBUS read from the first 32 coils of slave address number one.
It will place the values into 32 bits of the master starting at C0.
Port 2 busy bit

4

SP116

C100

MRX

Port Number:
K2
Slave Address:
K1
Function Code:
01 - Read Coil Status
Start Slave Memory Address:
1
Start Master Memory Address:
C0
Number of Elements:
32
Modbus Data Type:
584/984 Mode
Exception Response Buffer:
V400

Instruction interlock bit
C100
( RST )

DL06 Micro PLC User Manual; 3rd Edition Rev. D

Standard RLL
Instructions

Chapter

5

In This Chapter
Introduction...................................................................................... 5–2
Using Boolean Instructions................................................................ 5–5
Boolean Instructions ....................................................................... 5–10
Comparative Boolean...................................................................... 5–26
Immediate Instructions.................................................................... 5–32
Timer, Counter and Shift Register Instructions................................ 5–39
Accumulator/Stack Load and Output Data Instructions................... 5–52
Logical Instructions (Accumulator).................................................. 5–69
Math Instructions............................................................................ 5–86
Transcendental Functions.............................................................. 5–118
Bit Operation Instructions............................................................. 5–120
Number Conversion Instructions (Accumulator)............................ 5–127
Table Instructions.......................................................................... 5–141
Clock/Calendar Instructions.......................................................... 5–171
CPU Control Instructions............................................................... 5–173
Program Control Instructions........................................................ 5–175
Interrupt Instructions.................................................................... 5–183
Message Instructions..................................................................... 5–186
Intelligent I/O Instructions............................................................ 5–194
Network Instructions..................................................................... 5–196
MODBUS RTU Instructions ........................................................... 5–204
ASCII Instructions.......................................................................... 5–210
Intelligent Box (IBox) Instructions................................................. 5–230

Chapter 5: Standard RLL Instructions

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Introduction
DL06 Micro PLCs offer a wide variety of instructions to perform many different types of
operations. This chapter shows you how to use each standard Relay Ladder Logic (RLL)
instruction. In addition to these instructions, you may also need to refer to the Drum
instruction in Chapter 6, the Stage programming instructions in Chapter 7, PID in Chapter
8, LCD in Chapter 10 and programming for analog modules in D0-OPTIONS-M.
There are two ways to quickly find the instruction you need.
• If you know the instruction category (Boolean, Comparative Boolean, etc.), just use the title at the
top of the page to find the pages that discuss the instructions in that category.
• If you know the individual instruction name, use the following table to find the page(s) that
discusses the instruction.
Instruction		
Page
Instruction		
Page
Accumulating Fast Timer (TMRAF)

5–42

And Store (AND STR)

Accumulating Timer (TMRA)

5–42

And with Stack (ANDS)

5–16

Add (ADD)

5–86

Arc Cosine Real (ACOSR)

5–119

Add Binary (ADDB)

5–99

Arc Sine Real (ASINR)

5–118

5–72

Add Binary Double (ADDBD)

5–100

Arc Tangent Real (ATANR)

5–119

Add Binary Top of Stack (ADDBS)

5–114

ASCII Clear Buffer (ACRB)

5–228

5–87

ASCII Compare (CMPV)

5–220

5–106

ASCII Constant (ACON)

5–187

Add Double (ADDD)
Add Formatted (ADDF)
Add Real (ADDR)

5–88

ASCII Extract (AEX)

5–219

Add to Top (ATT)

5–162

ASCII Find (AFIND)

5–216

Add Top of Stack (ADDS)

5–110

ASCII Input (AIN)

5–212

And (AND)

5–14

ASCII Print from V–memory (PRINTV)

5–226

And Bit-of-Word (AND)

5–15

ASCII Print to V–memory (VPRINT)

5–221

And (AND)

5–31

ASCII Swap Bytes (SWAPB)

5–227

AND (AND logical)

5–69

ASCII to HEX (ATH)

5–134

And Double (ANDD)

5–70

Binary (BIN)

5–127

And Formatted (ANDF)

5–71

Binary Coded Decimal (BCD)

5–128

And If Equal (ANDE)

5–28

Binary to Real Conversion (BTOR)

5–131

And If Not Equal (ANDNE)

5–28

Compare (CMP)

5–81

And Immediate (ANDI)

5–33

Compare Double (CMPD)

5–82

AND Move (ANDMOV)

5–167

Compare Formatted (CMPF)

5–83
5–85

And Negative Differential (ANDND)

5–22

Compare Real Number (CMPR)

And Not (ANDN)

5–14

Compare with Stack (CMPS)

And Not Bit-of-Word (ANDN)

5–15

Cosine Real (COSR)

And Not (ANDN)

5–31

Counter (CNT)

And Not Immediate (ANDNI)

5–33

Data Label (DLBL)

5–187

And Positive Differential (ANDPD)

5–22

Date (DATE)

5–171

5-2

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5–118
5–45

Chapter 5: Standard RLL Instructions
Instruction		
Decode (DECO)
Decrement (DEC)

Page
5–126

Instruction		

Page

Load Accumulator Indexed from Data Constants (LDSX) 5–62

5–98

Load Address (LDA)

5–60

Decrement Binary (DECB)

5–105

Load Double (LDD)

5–58

Degree Real Conversion (DEGR)

5–133

Load Formatted (LDF)

5–59

Disable Interrupts (DISI)

5–184

Load Immediate (LDI)

5–37

Load Immediate Formatted (LDIF)

5–38

Divide (DIV)

5–95

Divide Binary (DIVB)

5–104

Load Label (LDLBL)

Divide Binary by Top OF Stack (DIVBS)

5–117

Load Real Number (LDR)

5–63

Divide by Top of Stack (DIVS)

5–113

Master Line Reset (MLR)

5–181

Master Line Set (MLS)

5–181

MODBUS Read from Network (MRX)

5–204

MODBUS Write to Network (MWX)

5–207

Divide Double (DIVD)
Divide Formatted (DIVF)
Divide Real (DIVR)

5–96
5–109
5–97

5–142

Enable Interrupts (ENI)

5–183

Move Block (MOVBLK)

5-189

Encode (ENCO)

5–125

Move (MOV)

5–141

End (END)

5–173

Move Memory Cartridge (MOVMC)

5–142

Exclusive Or (XOR)

5–77

Multiply (MUL)

Exclusive Or Double (XORD)

5–78

Multiply Binary (MULB)

5–103

Exclusive Or Formatted (XORF)

5–79

Multiply Binary Top of Stack (MULBS)

5–116

Exclusive OR Move (XORMOV)

5–167

Exclusive Or with Stack (XORS)

5–80

Multiply Double (MULD)
Multiply Formatted (MULF)

5–92

5–93
5–108

Fault (FAULT)

5–186

Multiply Real (MULR)

Fill (FILL)

5–146

Multiply Top of Stack (MULS)

5–112

Find (FIND)

5–147

No Operation (NOP)

5–173

Find Block (FINDB)

5–169

Not (NOT)

Find Greater Than (FDGT)

5–148

Numerical Constant (NCON)

For / Next (FOR) (NEXT)

5–176

Or (OR)

5–12

Goto Label (GOTO) (LBL)

5–175

Or (OR)

5–30

Goto Subroutine (GTS) (SBR)

5–178

Or (OR logical)

5–73

Gray Code (GRAY)

5–138

Or Bit-of-Word (OR)

5–13

HEX to ASCII (HTA)

5–135

Or Double (ORD)

5–74

Or Formatted (ORF)

5–75

Increment (INC)

5–98

5–94

5–19
5–187

Increment Binary (INCB)

5–105

Or If Equal (ORE)

5–27

Interrupt (INT)

5–183

Or If Not Equal (ORNE)

5–27

Interrupt Return (IRT)

5–183

Or Immediate (ORI)

5–32

Interrupt Return Conditional (IRTC)

5–183

OR Move (ORMOV)

5–167

Invert (INV)

5–129

Or Negative Differential (ORND)

5–21

LCD

5–200

Or Not (ORN)

5–12

Load (LD)

5–57

Or Not (ORN)

5–30

Load Accumulator Indexed (LDX)

5–61

Or Not Bit-of-Word (ORN)

5–13

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Chapter 5: Standard RLL Instructions

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Instruction		

Page

Instruction		

Page

Or Not Immediate (ORNI)

5–32

Shuffle Digits (SFLDGT)

5–139

Or Out (OROUT)

5–17

Sine Real (SINR)

5–118

Or Out Immediate (OROUTI)

5–34

Source to Table (STT)

5–156

Or Positive Differential (ORPD)

5–21

Square Root Real (SQRTR)

5–119

Or Store (ORSTR)

5–16

Stage Counter (SGCNT)

Or with Stack (ORS)

5–76

Stop (STOP)

5–173

Out (OUT)

5–17

Store (STR)

5–10

Out Bit-of-Word (OUT)

5–18

Store (STR)

5–29

Out (OUT)

5–64

Store Bit-of-Word (STRB)

5–11

Out Double (OUTD)

5–64

Store If Equal (STRE)

5–26

Out Formatted (OUTF)

5–65

Store If Not Equal (STRNE)

5–26

Out Immediate (OUTI)

5–34

Store Immediate (STRI)

5–32

Out Immediate Formatted (OUTIF)

5–35

Store Negative Differential (STRND)

5–20

Out Indexed (OUTX)

5–67

Store Not (STRN)

5–29

Out Least (OUTL)

5–68

Store Not (STRN)

5–10

Out Most (OUTM)

5–68

Store Not Bit-of-Word (STRNB)

5–11

Pause (PAUSE)

5–25

Store Not Immediate (STRNI)

5–32

Pop (POP)

5–65

Store Positive Differential (STRPD)

Positive Differential (PD)

5–19

Subroutine Return (RT)

5–178

Print Message (PRINT)

5–190

Subroutine Return Conditional (RTC)

5–178

Radian Real Conversion (RADR)

5–133

Subtract (SUB)

Read from Intelligent I/O Module (RD)

5-194

Subtract Binary (SUBB)

5–101

Read from Network (RX)

5–196

Subtract Binary Double (SUBBD)

5–102

Real to Binary Conversion (RTOB)

5–132

Subtract Binary Top of Stack (SUBBS)

5–115

Remove from Bottom (RFB)

5–153

Subtract Double (SUBD)

Remove from Table (RFT)

5–159

Subtract Formatted (SUBF)

5–47

5–20

5–89

5–90
5–107

Reset (RST)

5–23

Subtract Real (SUBR)

Reset Bit-of-Word (RST)

5–24

Subtract Top of Stack (SUBS)

5–111

5–36

Reset Immediate (RSTI)

5–91

Sum (SUM)

5–120

Reset Watch Dog Timer (RSTWT)

5–174

Swap (SWAP)

5–170

Rotate Left (ROTL)

5–123

Table Shift Left (TSHFL)

5–165

Rotate Right (ROTR)

5–124

Table Shift Right (TSHFR)

5–165

RSTBIT

5–144

Table to Destination (TTD)

5–150

Segment (SEG)

5–137

Tangent Real (TANR)

5–118

Set (SET)

5–23

Ten’s Complement (BCDCPL)

5–130

Set Bit-of-Word (SET)

5–24

Time (TIME)

5–172

Set Immediate (SETI)

5–36

Timer (TMR) and Timer Fast (TMRF)

5–40

SETBIT

5–144

Up Down Counter (UDC)

Shift Left (SHFL)

5–121

Write to Intelligent I/O Module (WT)

5-195

Write to Network (WX)

5–198

Shift Register (SR)

5–51

Shift Right (SHFR)

5–122

5-4

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5–49

Chapter 5: Standard RLL Instructions - Boolean Instructions

Using Boolean Instructions
Do you ever wonder why so many PLC manufacturers always quote the scan time for a 1K
Boolean program? Simple. Most programs utilize many Boolean instructions. These are
typically very simple instructions designed to join input and output contacts in various series
and parallel combinations. Our DirectSOFT software is a similar program. It uses graphic
symbols to develop a program; therefore, you don’t necessarily have to know the instruction
mnemonics in order to develop your program.
Many of the instructions in this chapter are not program instructions used in DirectSOFT,
but are implied. In other words, they are not actually keyboard commands, however, they
can be seen in a Mnemonic View of the program once the DirectSOFT program has been
developed and accepted (compiled). Each instruction listed in this chapter will have a small
chart to indicate how the instruction is used with DirectSOFT and the HPP.
DS

Implied

HPP

Used

The following paragraphs show how these instructions are used to build simple ladder
programs.

END Statement
All DL06 programs require an END statement as the last instruction. This tells the CPU that
this is the end of the program. Normally, any instructions placed after the END statement
will not be executed. There are exceptions to this, such as interrupt routines, etc. This chapter
will discuss the instruction set in detail.
X0

DirectSOFT32 Example
DirectSOFT

All programs must have
an END statement

Y0
OUT

END

Simple Rungs
You use a contact to start rungs that contain both contacts and coils. The boolean instruction
that does this is called a Store or, STR instruction. The output point is represented by the
Output or, OUT instruction. The following example shows how to enter a single contact and
a single output coil.
X0

DirectSOFT32 Example
DirectSOFT

Y0
OUT

Handheld Mnemonics
STR X0
OUT Y0
END

END

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Chapter 5: Standard RLL Instructions - Boolean Instructions

Normally Closed Contact

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Normally closed contacts are also very common. This is accomplished with the Store Not,
or STRN instruction. The following example shows a simple rung with a normally closed
contact.
DirectSOFT

DirectSOFT Example

X0

Handheld Mnemonics
Y0
OUT

STRN X0
OUT Y0
END

END

Contacts in Series
Use the AND instruction to join two or more contacts in series. The following example
shows two contacts in series and a single output coil. The instructions used would be STR
X0, AND X1, followed by OUT Y0.
DirectSOFT
Direct
SOFT32 Example

X0

Handheld Mnemonics
Y0

X1

OUT

STR X0
AND X1
OUT Y0
END

END

Midline Outputs
Sometimes, it is necessary to use midline outputs to get additional outputs that are
conditional on other contacts. The following example shows how you can use the AND
instruction to continue a rung with more conditional outputs.
DirectSOFT
Direct SOFT32 Example

X0

Handheld Mnemonics
Y0

X1

OUT
Y1

X2

OUT
X3

Y2
OUT

END

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

STR X0
AND X1
OUT Y0
AND X2
OUT Y1
AND X3
OUT Y2
END

Chapter 5: Standard RLL Instructions - Boolean Instructions

Parallel Elements
You may also have to join contacts in parallel. The OR instruction allows you to do this. The
following example shows two contacts in parallel and a single output coil. The instructions
would be STR X0, OR X1, followed by OUT Y0.
DirectSOFT

Direct SOFT32 Example

Handheld Mnemonics
Y0

X0

STR X0
OR X1
OUT Y0
END

OUT
X1

END

Joining Series Branches in Parallel
Quite often, it is necessary to join several groups of series elements in parallel. The Or Store
(ORSTR) instruction allows this operation. The following example shows a simple network
consisting of series elements joined in parallel.
DirectSOFT
Direct SOFT32 Example
X0

Handheld Mnemonics
Y0

X1

OUT
X2

X3
END

STR X0
AND X1
STR X2
AND X3
ORSTR
OUT Y0
END

Joining Parallel Branches in Series
You can also join one or more parallel branches in series. The And Store (ANDSTR)
instruction allows this operation. The following example shows a simple network with
contact branches in series with parallel contacts.
DirectSOFT
Direct SOFT32 Example
X0

Handheld Mnemonics
Y0

X1

OUT
X2

STR X0
STR X1
OR X2
ANDSTR
OUT Y0
END

END

Combination Networks
You can combine the various types
of series and parallel branches
to solve almost any application
problem.The following example
shows a simple combination
network.

X0

X2

Y0

X5

OUT
X1

X3

X4

X6
END

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Chapter 5: Standard RLL Instructions - Boolean Instructions

Comparative Boolean

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Some PLC manufacturers make it really difficult to do a simple comparison of two numbers.
Some of them require you to move the data all over the place before you can actually perform
the comparison. The DL06 Micro PLCs provide Comparative Boolean instructions that
allow you to quickly and easily solve this problem. The Comparative Boolean provides
evaluation of two BCD values using boolean contacts. The valid evaluations are: equal to, not
equal to, equal to or greater than, and less than.
Y3
V1400 K1234
In the example, when the BCD value in V-memory
OUT
location V1400 is equal to the constant value 1234, Y3
will energize.

Boolean Stack
There are limits to how many elements you can include in a rung. This is because the DL06
PLCs use an 8-level boolean stack to evaluate the various logic elements. The boolean
stack is a temporary storage area that solves the logic for the rung. Each time the program
encounters a STR instruction, the instruction is placed on the top of the stack. Any other
STR instructions already on the boolean stack are pushed down a level. The ANDSTR, and
ORSTR instructions combine levels of the boolean stack when they are encountered. An
error will occur during program compilation if the CPU encounters a rung that uses more
than the eight levels of the boolean stack.
The following example shows how the boolean stack is used to solve boolean logic.
X0

STR

STR

STR

ORSTR

X1

AND X4

Y0
OUT

X2

AND X3

X5

ANDSTR

OR

STR X0

STR X1

1

1

STR X1

1

2

2

STR X0

3
4

STR X0

ORSTR

Output

STR X2

AND X3

STR X2

1

X2 AND X3

2

STR X1

2

STR X1

3

3

STR X0

3

STR X0

4

4

4

AND X4

ORNOT X5

1

X1 or (X2 AND X3)

1

X4 AND {X1 or (X2 AND X3)}

1

2

STR X0

2

STR X0

2

3

3

ANDSTR
1

XO AND (NOT X5 or X4) AND {X1 or (X2 AND X3)}

2
3

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

3

NOT X5 OR X4 AND {X1 OR (X2 AND X3)}
STR X0

Chapter 5: Standard RLL Instructions - Boolean Instructions

Immediate Boolean
The DL06 Micro PLCs can usually complete an operation cycle in a matter of milliseconds.
However, in some applications you may not be able to wait a few milliseconds until the
next I/O update occurs. The DL06 PLCs offer Immediate input and outputs which are
special boolean instructions that allow reading directly from inputs and writing directly to
outputs during the program execution portion of the CPU cycle. You may recall that this is
normally done during the input or output update portion of the CPU cycle. The immediate
instructions take longer to execute because the program execution is interrupted while the
CPU reads or writes the I/O point. This function is not normally done until the read inputs
or the write outputs portion of the CPU cycle.
NOTE: Even though the immediate input instruction reads the most current status from the input
point, it only uses the results to solve that one instruction. It does not use the new status to update
the image register. Therefore, any regular instructions that follow will still use the image register
values. Any immediate instructions that follow will access the I/O again to update the status. The
immediate output instruction will write the status to the I/O and update the image register.

0

1

2

3

LOGIC

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

PWR
RUN
CPU
TX1
RX1
TX2
RX2

23

06

K oyo

TERM
PORT1

PORT2

RUN STOP

CPU Scan
The CPU reads the inputs from the local
base and stores the status in an input
image register
.

Read Inputs
X11
OFF

...
X2
X1
X0
...
ON OFF OFF
Input Image Register,

OFF

X0

OFF

X1

Read Inputs from Specialty I/O

Solve the Application Program
X0
I

Y0

Immediate instruction does not use the
input image register, but instead reads
the status from the module immediately.
I/O Point X0 Changes

Write Outputs

ON

X0

OFF

X1

Write Outputs to Specialty I/O
Diagnostics

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-9

Chapter 5: Standard RLL Instructions - Boolean Instructions

Boolean Instructions

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Store (STR)
DS

Used

HPP

Used

The Store instruction begins a new rung or an additional branch
in a rung with a normally open contact. Status of the contact will
be the same state as the associated image register point or memory
location.

Aaaa

Store Not (STRN)
DS

Used

HPP

Used

5-10

The Store Not instruction begins a new rung or an additional
branch in a rung with a normally closed contact. Status of the
contact will be opposite the state of the associated image register
point or memory location.

Operand Data Type
		
Inputs
Outputs
Control Relays
Stage
Timer
Counter C
Special Relay

Aaaa

DL06 Range
aaa

A
X
Y
C
S
T
CT
SP

0–777
0–777
0–1777
0–1777
0–377
0–177
0–777

In the following Store example, when input X1 is on, output Y2 will energize.
DirectSOFT
Direct SOFT32
X1

Handheld Programmer Keystrokes
$

Y2
OUT

STR

GX
OUT

B
C

1
2

ENT
ENT

In the following Store Not example, when input X1 is off output Y2 will energize.
DirectSOFT
Direct SOFT32
X1

Handheld Programmer Keystrokes
Y2
OUT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

SP
STRN

B

GX
OUT

C

1
2

ENT
ENT

Chapter 5: Standard RLL Instructions - Boolean Instructions

Store Bit-of-Word (STRB)
DS

Used

HPP

Used

The Store Bit-of-Word instruction begins a new rung or an additional
branch in a rung with a normally open contact. Status of the contact
will be the same state as the bit referenced in the associated memory
location.

Aaaa.bb

Store Not Bit-of-Word (STRNB)
DS

Used

HPP

Used

Aaaa.bb

The Store Not instruction begins a new rung or an additional branch in a
rung with a normally closed contact. Status of the contact will be opposite
the state of the bit referenced in the associated memory location.
Operand Data Type

DL06 Range

			
V-memory 		
Pointer 		

A
B
PB

aaa

bb

See memory map
See memory map

0 to 15
0 to 15

These instructions look like the STR and STRN instructions only the address is different.
Take note how the address is set up in the following Store Bit-of-Word example.
When bit 12 of V-memory location V1400 is on, output Y2 will energize.
DirectSOFT

DirectSOFT32
B1400.12

Y2
OUT

Handheld Programmer Keystrokes
STR

SHFT

B

K

1

2

2

ENT

OUT

V

1

4

0

0

ENT

In the following Store Not Bit-of-Word example, when bit 12 of V-memory location V1400
is off, output Y2 will energize.
DirectSOFT

DirectSOFT32
B1400.12

Y2
OUT

Handheld Programmer Keystrokes
STRN

OUT

SHFT

B

K

1

2

V

2

ENT

1

4

0

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-11

Chapter 5: Standard RLL Instructions - Boolean Instructions

Or (OR)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Implied

HPP

Used

The Or instruction will logically OR a normally open contact in
parallel with another contact in a rung. The status of the contact will
be the same state as the associated image register point or memory
location.

Aaaa

Or Not (ORN)
DS

Implied

HPP

Used

5-12

The Or Not instruction will logically OR a normally closed contact
in parallel with another contact in a rung. The status of the contact
will be opposite the state of the associated image register point or
memory location.
Operand Data Type
		
Inputs
Outputs
Control Relays
Stage
Timer
Counter
Special Relay

Aaaa

DL06 Range
aaa

A
X
Y
C
S
T
CT
SP

0-777
0-777
0–1777
0–1777
0–377
0–177
0-777

In the following Or example, when input X1 or X2 is on, output Y5 will energize.
DirectSOFT
Direct
SOFT32
X1

Handheld Programmer Keystrokes
Y5
OUT

$

STR

Q

X2

OR

GX
OUT

B
C
F

1
2
5

ENT
ENT
ENT

In the following Or Not example, when input X1 is on or X2 is off, output Y5 will energize.
DirectSOFT
Direct
SOFT32
X1

Handheld Programmer Keystrokes
Y5
OUT

X2

$

STR

B

R
ORN

C

GX
OUT

F

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
5

ENT
ENT
ENT

Chapter 5: Standard RLL Instructions - Boolean Instructions

Or Bit-of-Word (OR)
DS

Implied

HPP

Used

DS

Implied

HPP

Used

The Or Bit-of-Word instruction will logically OR a normally
open contact in parallel with another contact in a rung. Status
of the contact will be the same state as the bit referenced in the
associated memory location.

Aaaa.bb

Or Not Bit-of-Word (ORN)
The Or Not Bit-of-Word instruction will logically OR a
normally closed contact in parallel with another contact in a
rung. Status of the contact will be opposite the state of the bit
referenced in the associated memory location.

Aaaa.bb

Operand Data Type

DL06 Range

			
A
V-memory		B
Pointer		PB

aaa

bb

See memory map
See memory map

0 to 15
0 to 15

In the following Or Bit-of-Word example, when input X1 or bit 7 of V1400 is on, output Y5
will energize.
DirectSOFT
DirectSOFT32
X1

Y7
OUT

B1400.7
Handheld Programmer Keystrokes
STR

1

OR

SHFT

B

K

7

OUT

ENT
V

1

4

0

0

ENT

7

ENT

In the following Or Bit-of-Word example, when input X1 is on or bit 7 of V1400 is off,
output Y7 will energize.
DirectSOFT32
DirectSOFT
X1

Y7
OUT

B1400.7
Handheld Programmer Keystrokes
STR
ORN

OUT

1

ENT

SHFT

B

K

7

ENT

V

7

ENT

1

4

0

0

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-13

Chapter 5: Standard RLL Instructions - Boolean Instructions

AND (AND)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Implied

HPP

Used

DS

Implied

HPP

Used

The AND instruction logically ands a normally open
contact in series with another contact in a rung. The
status of the contact will be the same state as the
associated image register point or memory location.

Aaaa

AND NOT (ANDN)

5-14

The AND NOT instruction logically ands a normally
closed contact in series with another contact in a rung.
The status of the contact will be opposite the state of the
associated image register point or memory location.

Aaaa

Operand Data Type

DL06 Range
aaa

A
X
Y
C
S
T
CT
SP

		
Inputs
Outputs
Control Relays
Stage
Timer
Counter
Special Relay

0–777
0–777
0–1777
0–1777
0–377
0–177
0–777

In the following And example, when input X1 and X2 are on output Y5 will energize.
Direct SOFT32

Handheld Programmer Keystrokes

DirectSOFT
X1

X2

Y5
OUT

$

STR

B

V
AND

C

GX
OUT

F

1
2
5

ENT
ENT
ENT

In the following And Not example, when input X1 is on and X2 is off output Y5 will
energize.
Direct SOFT32
DirectSOFT
X1

Handheld Programmer Keystrokes
X2

Y5
OUT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

$

STR

B

W
ANDN

C

GX
OUT

F

1
2
5

ENT
ENT
ENT

Chapter 5: Standard RLL Instructions - Boolean Instructions

AND Bit-of-Word (AND)
DS

Implied

HPP

Used

The And Bit-of-Word instruction logically ands a
normally open contact in series with another contact in
a rung. The status of the contact will be the same state as
the bit referenced in the associated memory location.

Aaaa.bb

AND Not Bit-of-Word (ANDN)
DS

Implied

HPP

Used

Aaaa.bb

The And Not Bit-of-Word instruction logically ands a
normally closed contact in series with another contact in
a rung. The status of the contact will be opposite the state
of the bit referenced in the associated memory location.
Operand Data Type

DL06 Range

			
A
V-memory		B
Pointer		PB

aaa

bb

See memory map
See memory map

0 to 15
0 to 15

In the following And Bit-of-Word example, when input X1 and bit 4 of V1400 is on output
Y5 will energize.
DirectSOFT
DirectSOFT32
X1

B1400.4

Y5
OUT

Handheld Programmer Keystrokes

STR

1

AND

ENT

SHFT

B

K

4

ENT

5

ENT

OUT

V

1

4

0

0

In the following And Not Bit-of-Word example, when input X1 is on and bit 4 of V1400 is
off output Y5 will energize.
DirectSOFT32
DirectSOFT
X1

Y5

B1400.4

OUT

Handheld Programmer Keystrokes
STR
ANDN

OUT

1

ENT

SHFT

B

K

4

ENT

V

5

ENT

1

4

0

0

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-15

Chapter 5: Standard RLL Instructions - Boolean Instructions

And Store (ANDSTR)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Implied

HPP

Used

The And Store instruction logically ands two branches
of a rung in series. Both branches must begin with the
Store instruction.

OUT
2

1

OR Store (ORSTR)
DS

Implied

HPP

Used

5-16

1

The Or Store instruction logically ORs two branches
of a rung in parallel. Both branches must begin with
the Store instruction.

OUT
2

In the following And Store example, the branch consisting of contacts X2, X3, and X4 have
been anded with the branch consisting of contact X1.
DirectSOFT
Direct SOFT32
X1

Handheld Programmer Keystrokes
X2

X3

Y5

$

OUT

$

X4

B

STR

C

STR

V
AND

D

Q

E

OR

L
ANDST

ENT

1

ENT

2

ENT

3

ENT

4

ENT

GX
OUT

F

ENT

5

In the following Or Store example, the branch consisting of X1 and X2 have been ored with
the branch consisting of X3 and X4.
DirectSOFT
Direct SOFT32
X1

Handheld Programmer Keystrokes
X2

Y5
OUT

X3

X4

$

B

STR

V
AND

C

$

D

STR

V
AND
M
ORST
GX
OUT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

E

1
2
3
4

ENT
ENT
ENT
ENT

ENT
F

5

ENT

Chapter 5: Standard RLL Instructions - Boolean Instructions

Out (OUT)
DS

Used

HPP

Used

Aaaa
The Out instruction reflects the status of the rung (on/off) and outputs
OUT
the discrete (on/off) state to the specified image register point or memory
location.
Multiple Out instructions referencing the same discrete location should not be used since only
the last Out instruction in the program will control the physical output point. Instead, use the
next instruction, the Or Out.
Operand Data Type
DL06 Range

aaa

A
X
Y
C

		
Inputs
Outputs
Control Relays

0–777
0–777
0–1777

In the following Out example, when input X1 is on, output Y2 and Y5 will energize.
Direct SOFT32
DirectSOFT

Handheld Programmer Keystrokes

X1

Y2

$

OUT
Y5
OUT

B

STR

GX
OUT

C

GX
OUT

F

1
2
5

ENT
ENT
ENT

Or Out (OROUT)
DS

Usied

HPP

Used

The Or Out instruction allows more than one rung of discrete logic to
control a single output. Multiple Or Out instructions referencing the same
output coil may be used, since all contacts controlling the output are logically
OR’d together. If the status of any rung is on, the output will also be on.
Operand Data Type
		

DL06 Range

A

Inputs
Outputs
Control Relays

A aaa
OROUT

aaa
X
Y
C

0–777
0-777
0–1777

In the following example, when X1 or X4 is on, Y2 will energize.
Direct SOFT32
DirectSOFT
X1

Handheld Programmer Keystrokes
Y2

$

OR OUT

O
INST#
$
X4

Y2
OR OUT

B

STR
D

3

E

STR

O
INST#

F

D

3

F

1
5
4
5

ENT
ENT

ENT

C

ENT

C

2

ENT

ENT
ENT

2

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

ENT

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-17

Chapter 5: Standard RLL Instructions - Boolean Instructions

Out Bit-of-Word (OUT)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-18

The Out Bit-of-Word instruction reflects the status of the rung
(on/off) and outputs the discrete (on/off) state to the specified bit
in the referenced memory location. Multiple Out Bit-of-Word
instructions referencing the same bit of the same word generally
should not be used since only the last Out instruction in the
program will control the status of the bit.
Operand Data Type

Aaaa.bb
OUT

DL06 Range

			
A
V-memory		B
Pointer		PB

aaa

bb

See memory map
See memory map

0 to 15
0 to 15

NOTE: If the Bit-of-Word is entered as V1400.3 in DirectSOFT, it will be converted to B1400.3. Bit-ofWord can also be entered as B1400.3.
DirectSOFT
DirectSOFT32
X1

B1400.3
OUT
B1401.6

Handheld Programmer Keystrokes

STR
OUT

OUT

1
SHFT

B

K

3

SHFT

B

K

6

OUT
ENT
V

1

4

0

0

V

1

4

0

1

ENT

ENT

In the following Out Bit-of-Word example, when input X1 is on, bit 3 of V1400 and bit 6 of
V1401 will turn on.
The following Out Bit-of-Word example contains two Out Bit-of-Word instructions
using the same bit in the same memory word. The final state bit 3 of V1400 is ultimately
controlled by the last rung of logic referencing it. X1 will override the logic state controlled
by X0. To avoid this situation, multiple outputs using the same location must not be used in
programming.
X0
B1400.3
OUT

X1

B1400.3
OUT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Boolean Instructions

Not (NOT)
DS

Used

HPP

Used

The Not instruction inverts the status of the rung at the point
of the instruction.
In the following example, when X1 is off, Y2 will energize. This is because the Not instruction
inverts the status of the rung at the Not instruction.
DirectSOFT
DirectSOFT32

Handheld Programmer Keystrokes

X1

$

Y2

B

STR

OUT
SHFT

N
TMR

GX
OUT

1

O
INST#
C

2

ENT
T
MLR

ENT

ENT

NOTE: DirectSOFT Release 1.1i and later supports the use of the NOT instruction. The above example
rung is merely intended to show the visual representation of the NOT instruction. The NOT instruction
can only be selected in DirectSOFT from the Instruction Browser. The rung cannot be created or
displayed in DirectSOFT versions earlier than 1.1i.

Positive Differential (PD)
DS

Used

HPP

Used

The Positive Differential instruction is typically
known as a one shot. When the input logic
produces an off to on transition, the output will
energize for one CPU scan.

A aaa
PD

Operand Data Type
		
Inputs
Outputs
Control Relays

DL06 Range
aaa

A
X
Y
C

0–777
0–777
0–1777

In the following example, every time X1 makes an Off-to-On transition, C0 will energize for
one scan.
DirectSOFT

Handheld Programmer Keystrokes

DirectSOFT32
X1

C0
PD

$

B

STR

SHFT

P

CV

1

SHFT

ENT
D

3

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

A

0

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

5-19

Chapter 5: Standard RLL Instructions - Boolean Instructions

Store Positive Differential (STRPD)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Store Positive Differential instruction begins a new rung
or an additional branch in a rung with a contact. The contact
closes for one CPU scan when the state of the associated image
register point makes an Off-to-On transition. Thereafter, the
contact remains open until the next Off-to-On transition (the
symbol inside the contact represents the transition). This function
is sometimes called a “one-shot”. This contact will also close on a
program-to-run transition if it is within a retentative range.

Aaaa

Store Negative Differential (STRND)
DS

Used

HPP

Used

5-20

Aaaa

The Store Negative Differential instruction begins a new rung
or an additional branch in a rung with a contact. The contact
closes for one CPU scan when the state of the associated image
register point makes an On-to-Off transition. Thereafter, the
contact remains open until the next On-to-Off transition (the
symbol inside the contact represents the transition).

NOTE: When using DirectSOFT, these instructions can only be entered from the Instruction
Browser.

Operand Data Type

DL06 Range
aaa

A
X
Y
C
S
T
CT

		
Inputs
Outputs
Control Relays
Stage
Timer
Counter

0–777
0–777
0–1777
0–1777
0–377
0–177

In the following example, each time X1 makes an Off-to-On transition, Y4 will energize for
one scan.
DirectSOFT32
DirectSOFT

Handheld Programmer Keystrokes

X1

$

Y4
OUT

STR

P

SHFT

GX
OUT

E

D

CV

B

3

1

ENT

ENT

4

In the following example, each time X1 makes an On-to-Off transition, Y4 will energize for
one scan.
DirectSOFT

Handheld Programmer Keystrokes

DirectSOFT32
X1

Y4
OUT

$

STR

SHFT

GX
OUT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

N
TMR
E

4

D

3

ENT

B

1

ENT

Chapter 5: Standard RLL Instructions - Boolean Instructions

Or Positive Differential (ORPD)
DS

Implied

HPP

Used

The Or Positive Differential instruction logically ors a
contact in parallel with another contact in a rung. The
status of the contact will be open until the associated
image register point makes an Off-to-On transition,
closing it for one CPU scan. Thereafter, it remains
open until another Off-to-On transition.

Aaaa

Or Negative Differential (ORND)
DS

Implied

HPP

Used

The Or Negative Differential instruction logically
ors a contact in parallel with another contact in a
rung. The status of the contact will be open until the
associated image register point makes an On-to-Off
transition, closing it for one CPU scan. Thereafter, it
remains open until another On-to-Off transition.

Aaaa

Operand Data Type

DL06 Range
aaa

A
X
Y
C
S
T
CT

		
Inputs
Outputs
Control Relays
Stage
Timer
Counter

0–777
0–777
0–1777
0–1777
0–377
0–177

In the following example, Y 5 will energize whenever X1 is on, or for one CPU scan when X2
transitions from Off to On.
DirectSOFT
DirectSOFT32

Handheld Programmer Keystrokes

X1

$

Y5

Q

OUT
X2

B

STR
OR

P

SHFT

D

CV

F

GX
OUT

ENT

1

C

3

2

ENT

ENT

5

In the following example, Y 5 will energize whenever X1 is on, or for one CPU scan when X2
transitions from On to Off.
DirectSOFT
DirectSOFT32
X1

Handheld Programmer Keystrokes
Y5
OUT

X2

$

B

STR

Q

OR

GX
OUT

SHFT

1

N
TMR
F

5

ENT
D

3

C

2

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

ENT

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-21

Chapter 5: Standard RLL Instructions - Boolean Instructions

And Positive Differential (ANDPD)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS
HPP

The And Positive Differential instruction logically ands
a normally open contact in series with another contact
Implied
in a rung. The status of the contact will be open until
Used the associated image register point makes an Off-to-On
transition, closing it for one CPU scan. Thereafter, it
remains open until another Off-to-On transition.

Aaaa

And Negative Differential (ANDND)
DS

Implied

HPP

Used

5-22

The And Negative Differential instruction logically ands
a normally open contact in series with another contact
5-22in a rung.The status of the contact will be open
until the associated image register point makes an On-toOff transition, closing it for one CPU scan. Thereafter, it
remains open until another On-to-Off transition.

Aaaa

Operand Data Type

DL06 Range
aaa

A
X
Y
C
S
T
CT

		
Inputs
Outputs
Control Relays
Stage
Timer
Counter

0–777
0–777
0–1777
0–1777
0–377
0–177

In the following example, Y5 will energize for one CPU scan whenever X1 is on and
X2 transitions from Off to On.
DirectSOFT
DirectSOFT32
X1

Handheld Programmer Keystrokes
X2

Y5
OUT

$

B

STR

Q

OR

SHFT

P
F

GX
OUT

1
CV
5

ENT
D

3

C

2

ENT

ENT

In the following example, Y5 will energize for one CPU scan whenever X1 is on and
X2 transitions from On to Off.
DirectSOFT32
DirectSOFT
X1

Handheld Programmer Keystrokes
X2

Y5
OUT

$

B

STR

Q

OR

SHFT

GX
OUT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1

N
TMR
F

5

ENT
D

3

ENT

C

2

ENT

Chapter 5: Standard RLL Instructions - Boolean Instructions

Set (SET)
DS

Used

HPP

Used

The Set instruction sets or turns on an image register point/
memory location or a consecutive range of image register points/
memory locations. Once the point/location is set it will remain
on until it is reset using the Reset instruction. It is not necessary
for the input controlling the Set instruction to remain on.

Optional
memory range

A aaa
aaa
SET

Reset (RST)
DS

Used

HPP

Used

The Reset instruction resets or turns off an image register point/
memory location or a range of image registers points/memory
locations. Once the point/location is reset, it is not necessary for
the input to remain on.

Operand Data Type
		
Inputs
Outputs
Control Relays
Stage
Timer
Counter

Optional
Memory. range

A aaa
RST

aaa

DL06 Range
aaa

A
X
Y
C
S
T
CT

0–777
0–777
0–1777
0–1777
0–377
0–177

In the following example when X1 is on, Y2 through Y5 will energize.
DirectSOFT
DirectSOFT32
X1

Handheld Programmer Keystrokes
Y2

$

Y5
SET

B

STR

X
SET

C

1

ENT
F

2

5

ENT

In the following example when X1 is on, Y2 through Y5 will be reset or de–energized.

DirectSOFT
DirectSOFT32
X2

Handheld Programmer Keystrokes
Y2

Y5
RST

$

STR

S
RST

B
C

1
2

ENT
F

5

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

ENT

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-23

Chapter 5: Standard RLL Instructions - Boolean Instructions

Set Bit-of-Word (SET)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Set Bit-of-Word instruction sets or turns on a bit in a
V-memory location. Once the bit is set, it will remain on
until it is reset using the Reset Bit-of-Word instruction. It is
not necessary for the input controlling the Set Bit-of-Word
instruction to remain on.

Aaaa.bb
SET

Reset Bit-of-Word (RST)
DS

Used

HPP

Used

5-24

A aaa.bb
RST

The Reset Bit-of-Word instruction resets or turns off a bit in a
V-memory location. Once the bit is reset. it is not necessary for
the input to remain on.
Operand Data Type

DL06 Range

A
B
PB

		
V-memory
Pointer

aaa

bb

See memory map
See memory map

0 to 15
0 to 15

In the following example. when X1 turns on, bit 1 in V1400 is set to the on state.
DirectSOFT
DirectSOFT32
X1

B1400.1
SET

Handheld Programmer Keystrokes
STR
SET

1
SHFT

B

K

1

ENT
V

1

4

0

0

ENT

In the following example, when X2 turns on, bit 1 in V1400 is reset to the off state.
DirectSOFT32
DirectSOFT
X2

B1400.1
RST

Handheld Programmer Keystrokes
STR
RST

2
SHFT

B

K

1

ENT
V

1

4

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0

0

Chapter 5: Standard RLL Instructions - Boolean Instructions

Pause (PAUSE)
DS

Used

HPP

Used

The Pause instruction disables the output update on a
range of outputs. The ladder program will continue to
run and update the image register. However, the outputs
in the range specified in the Pause instruction will be
turned off at the output points.
Operand Data Type

Y aaa
aaa
PAUSE

DL06 Range
aaa

A
Y

		
Outputs

0–777

In the following example, when X1 is ON, Y5–Y7 will be turned OFF. The execution of the
ladder program will not be affected.
DirectSOFT
DirectSOFT32
X1

Y5

Y7

PAUSE

Since the D2–HPP Handheld Programmer does not have a specific Pause key, you can use
the corresponding instruction number for entry (#960), or type each letter of the command.
Handheld Programmer Keystrokes
$

B

STR

O
INST#

J

9

G

1
6

ENT
A

0

ENT

ENT

D

3

F

5

ENT

In some cases, you may want certain output points in the specified pause range to operate
normally. In that case, use Aux 58 to over-ride the Pause instruction.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-25

Chapter 5: Standard RLL Instructions - Comparative Boolean

Comparative Boolean

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Store If Equal (STRE)
DS

Implied

HPP

Used

The Store If Equal instruction begins a new rung or
additional branch in a rung with a normally open
comparative contact. The contact will be on when Vaaa
equals Bbbb .

V aaa

B bbb

V aaa

B bbb

Store If Not Equal (STRNE)
DS

Implied

HPP

Used

5-26

The Store If Not Equal instruction begins a new rung
or additional branch in a rung with a normally closed
comparative contact. The contact will be on when Vaaa
does not equal Bbbb.
Operand Data Type

DL06 Range
B
V
P
K

		
V-memory
Pointer
Constant

aaa

bbb

See memory map
See memory map
––

See memory map
See memory map
0–9999

In the following example, when the BCD value in V-memory location V2000 = 4933, Y3
will energize.
DirectSOFT

Handheld Programmer Keystrokes

DirectSOFT32
V2000

K4933

Y3
OUT

$

STR

SHFT

E

E

J

4

D

GX
OUT

C

4
9
3

D

3

D

2
3

A

0

A

0

A

0

ENT

ENT

In the following example, when the value in V-memory location V2000 =/ 5060, Y3 will
energize.
DirectSOFT
DirectSOFT32
V2000

K5060

Handheld Programmer Keystrokes
Y3

SP
STRN

OUT

SHFT

E

F

A

5

GX
OUT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

D

C

4
0
3

G

6

ENT

A

2
0

A

0

ENT

A

0

A

0

Chapter 5: Standard RLL Instructions - Comparative Boolean

Or If Equal (ORE)
DS

Implied

HPP

Used

DS

Implied

HPP

Used

The Or If Equal instruction connects a normally
open comparative contact in parallel with another
contact. The contact will be on when Vaaa =
Bbbb.

V aaa

B bbb

V aaa

B bbb

Or If Not Equal (ORNE)
The Or If Not Equal instruction connects a
normally closed comparative contact in parallel
with another contact. The contact will be on
when Vaaa does not equal Bbbb.
Operand Data Type

DL06 Range
B
V
P
K

		
V-memory
Pointer
Constant

aaa

bbb

See memory map
See memory map
––

See memory map
See memory map
0–9999

In the following example, when the BCD value in V-memory location V2000 = 4500 or
V2002 =/ 2500, Y3 will energize.
DirectSOFT
DirectSOFT32
V2000

K4500

Handheld Programmer Keystrokes
Y3
OUT

V2002

$

STR

E
Q

K2500

4
OR

C

2

SHFT

E

F

A

5

SHFT

E

D

E

3

GX
OUT

D

C

4
0

A

0

3

F

5

A

0

A

0

A

0

ENT
C

4
4

2

2

A

0

A

0

C

2

ENT

ENT

In the following example, when the BCD value in V-memory location V2000 = 3916 or
V2002 =/ 2500, Y3 will energize.
DirectSOFT
DirectSOFT32
V2000

K3916

Handheld Programmer Keystrokes
Y3
OUT

V2002

K2500

$

STR

D

3

SHFT

E

J

B

9

R
ORN

SHFT

E

C

F

A

2

GX
OUT

5

D

C

4
1

G

6

0
3

A

0

A

0

A

0

A

0

ENT
C

4

2

2

A

0

A

0

ENT

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

C

2

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
5-27

Chapter 5: Standard RLL Instructions - Comparative Boolean

And If Equal (ANDE)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Implied

HPP

Used

The And If Equal instruction connects a
normally open comparative contact in series with
another contact. The contact will be on when
Vaaa = Bbbb.

V aaa

B bbb

V aaa

B bbb

And If Not Equal (ANDNE)
DS

Implied

HPP

Used

5-28

The And If Not Equal instruction connects a
normally closed comparative contact in series
with another contact. The contact will be on
when Vaaa does not equal Bbbb

Operand Data Type

DL06 Range
B
V
P
K

		
V-memory
Pointer
Constant

aaa

bbb

See memory map
See memory map
––

See memory map
See memory map
0–9999

In the following example, when the BCD value in V-memory location V2000 = 5000 and
V2002 = 2345, Y3 will energize.
DirectSOFT
DirectSOFT32
V2000

K5000

Handheld Programmer Keystrokes
V2002

K2345

$

Y3
OUT

STR

F

5

SHFT

E

A

A

0

V
AND

SHFT

E

C

D

E

2

3

GX
OUT

D

C

4
A

0

0

C
F

A

0

A

0

0

ENT

4
4

A

2

A

2

A

0

C

0

2

ENT

5

ENT

3

In the following example, when the BCD value in V-memory location V2000 = 5000 and
V2002 =/ 2345, Y3 will energize.
DirectSOFT
DirectSOFT32
V2000

K5000

Handheld Programmer Keystrokes
V2002

K2345

Y3
OUT

$

STR

F

5

SHFT

E

A

A

0

V
AND

SHFT

E

C

D

E

2

GX
OUT

3

D

C

4
0

A

0

4
3

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

F

5

ENT

A

0

A

0

A

0

ENT
C

4

2

2

ENT

A

0

A

0

C

2

Chapter 5: Standard RLL Instructions - Comparative Boolean

Store (STR)
DS

Implied

HPP

Used

The Comparative Store instruction begins a new rung or
additional branch in a rung with a normally open comparative
contact. The contact will be on when Aaaa is equal to or
greater than Bbbb.

Store Not (STRN)
DS

Implied

HPP

Used

The Comparative Store Not instruction begins a new rung
or additional branch in a rung with a normally closed
comparative contact. The contact will be on when Aaaa <
Bbbb
Operand Data Type

B bbb

A aaa

B bbb

DL06 Range
A/B
V
p
K
TA
CTA

		
V-memory
Pointer
Constant
Timer
Counter

A aaa

aaa

bbb

See memory map
See memory map
––
0–377
0–177

See memory map
See memory map
0–9999

In the following example, when the BCD value in V-memory location V2000 M 1000, Y3
will energize.
DirectSOFT32
DirectSOFT
V2000

K1000

Handheld Programmer Keystrokes
Y3

$

STR

OUT

B

1

GX
OUT

SHFT

V
AND

C

A

A

A

0

D

0

A

2

A

0

A

0

0

ENT

0

ENT

3

In the following example, when the value in V-memory location V2000 < 4050, Y3 will
energize.
DirectSOFT
DirectSOFT32
V2000

K4050

Handheld Programmer Keystrokes
Y3
OUT

SP
STRN
E
GX
OUT

4

SHFT

V
AND

C

A

F

A

D

0
3

5

2
0

A

0

ENT

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

A

0

A

0

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-29

Chapter 5: Standard RLL Instructions - Comparative Boolean

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Or (OR)
DS

Implied

HPP

Used

The Comparative Or instruction connects a
normally open comparative contact in parallel
with another contact. The contact will be on
when Aaaa is equal to or greater than Bbbb.

A aaa

B bbb

Or Not (ORN)
DS

Implied

HPP

Used

5-30

The Comparative Or Not instruction connects a
normally closed comparative contact in parallel
with another contact. The contact will be on when
Aaaa < Bbbb.

A aaa

Operand Data Type

B bbb

DL06 Range
A/B
V
p
K
TA
CTA

		
V-memory
Pointer
Constant
Timer
Counter

aaa

bbb

See memory map
See memory map
––
0–377
0–177

See memory map
See memory map
0–9999

In the following example, when the BCD value in V-memory location V2000 = 6045 or
V2002 M 2345, Y3 will energize.
DirectSOFT32
DirectSOFT
V2000

K6045

Handheld Programmer Keystrokes
Y3
OUT

V2002

$

STR

G
Q

K2345

C

6

SHFT

E

A

E

0

2

3

GX
OUT

4

F

5

SHFT

V
AND

E

F

OR
D

C

4

D

4
3

5

2

A

0

A

0

A

0

ENT
C

2

A

0

A

0

C

2

ENT

ENT

In the following example when the BCD value in V-memory location V2000 = 1000 or
V2002 < 2500, Y3 will energize.
DirectSOFT32
DirectSOFT

Handheld Programmer Keystrokes
$

V2000

K1000

Y3
OUT

V2002

K2500

STR

B

1

SHFT

E

A

A

0

R
ORN
C

2

GX
OUT

F

5

C

4
0

A

0

SHFT

V
AND

A

A

D

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0
3

0

ENT

2

A

0

A

0

A

0

ENT
C

2

ENT

A

0

A

0

C

2

Chapter 5: Standard RLL Instructions - Comparative Boolean

And (AND)
DS

Implied

HPP

Used

The Comparative And instruction connects a normally
open comparative contact in series with another contact.
The contact will be on when Aaaa is equal to or greater
than Bbbb.

And Not (ANDN)
DS

Implied

HPP

Used

A aaa

B bbb

A aaa

B bbb

The Comparative And Not instruction connects a
normally closed comparative contact in series with another
contact. The contact will be on when Aaaa < Bbbb.
Operand Data Type

DL06 Range
A/B
V
p
K
TA
CTA

		
V-memory
Pointer
Constant
Timer
Counter

aaa

bbb

See memory map
See memory map
––
0–377
0–177

See memory map
See memory map
0–9999

In the following example, when the value in BCD V-memory location V2000 = 5000, and
V2002 M 2345, Y3 will energize.
DirectSOFT
DirectSOFT32
V2000

K5000

Handheld Programmer Keystrokes
V2002

K2345

$

Y3
OUT

STR

F

5

SHFT

E

A

A

0

V
AND
C

D

2

3

GX
OUT

C

4
A

0

V
AND

E

F

D

4

A

0

A

0

0

ENT

0

SHFT

A

2

C

A

2

A

0

C

0

ENT

5

ENT

3

In the following example, when the value in V-memory location V2000 = 7000 and
V2002 < 2500, Y3 will energize.
DirectSOFT
DirectSOFT32
V2000

K7000

Handheld Programmer Keystrokes
V2002

K2500

Y3
OUT

$

STR

H

7

SHFT

E

A

A

0

W
ANDN
C

2

GX
OUT

F

5

C

4
0

A

0

SHFT

V
AND

A

A

0

SHFT

0

Y
AND

2

A

0

A

0

A

0

ENT
C

2

A

0

A

0

C

ENT
D

3

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

2

2

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-31

Chapter 5: Standard RLL Instructions - Immediate Instructions

Immediate Instructions

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Store Immediate (STRI)
DS

Implied

HPP

Used

The Store Immediate instruction begins a new rung or
additional branch in a rung. The status of the contact will be
the same as the status of the associated input point at the time
the instruction is executed. The image register is not updated.

X aaa

Store Not Immediate (STRNI)
DS

Implied

HPP

Used

The Store Not Immediate instruction begins a new rung or
additional branch in a rung. The status of the contact will be
opposite the status of the associated input point at the time the
instruction is executed. The image register is not update

Operand Data Type

X aaa

DL06 Range
aaa

Inputs

X

0–777

In the following example, when X1 is on, Y2 will energize.
DirectSOFT32
DirectSOFT
X1

Handheld Programmer Keystrokes

Y2
OUT

$

STR

I

SHFT

GX
OUT

C

B

8
2

1

ENT

ENT

In the following example, when X1 is off, Y2 will energize.
DirectSOFT32
DirectSOFT
X1

Handheld Programmer Keystrokes
Y2
OUT

SP
STRN
GX
OUT

SHFT

I
C

B

8
2

ENT

Or Immediate (ORI)
DS

Implied

HPP

Used

The Or Immediate connects two contacts in parallel.
The status of the contact will be the same as the status
of the associated input point at the time the instruction is
executed. The image register is not updated.

X aaa

Or Not Immediate (ORNI)
DS

Implied

HPP

Used

5-32

The Or Not Immediate connects two contacts in parallel.
The status of the contact will be opposite the status of
the associated input point at the time the instruction is
executed. The image register is not updated.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

X aaa

1

ENT

Chapter 5: Standard RLL Instructions - Immediate Instructions
Operand Data Type

DL06 Range
aaa

Inputs

X

0–777

In the following example, when X1 or X2 is on, Y5 will energize.
DirectSOFT32
DirectSOFT

Handheld Programmer Keystrokes
Y5

X1

$

OUT
X2

B

STR

Q

I

SHFT

OR

GX
OUT

F

ENT

1

C

8

2

ENT

ENT

5

In the following example, when X1 is on or X2 is off, Y5 will energize.
Handheld Programmer Keystrokes

DirectSOFT32

DirectSOFT
X1

Y5

$

OUT

B

STR

R
ORN

X2

I

SHFT

GX
OUT

F

ENT

1

C

8

2

ENT

ENT

5

And Immediate (ANDI)
DS
HPP

The And Immediate instruction connects two contacts
in series. The status of the contact will be the same as
Implied
the status of the associated input point at the time the
Used
instruction is executed. The image register is not updated.

X aaa

And Not Immediate (ANDNI)
DS

Implied

HPP

Used

The And Not Immediate instruction connects two
contacts in series. The status of the contact will be
opposite the status of the associated input point at the
time the instruction is executed. The image register is not
updated.

X aaa

Operand Data Type

DL06 Range
aaa

Inputs

X

0–777

In the following example, when X1 and X2 are on, Y5 will energize.
DirectSOFT
DirectSOFT32
X1

Handheld Programmer Keystrokes
Y5

X2

$

OUT

B

STR

V
AND

SHFT

GX
OUT

I
F

ENT

1

C

8

ENT

2

ENT

5

In the following example, when X1 is on and X2 is off, Y5 will energize.
DirectSOFT

DirectSOFT32
X1

Handheld Programmer Keystrokes
X2

Y5
OUT

$

B

STR

W
ANDN
GX
OUT

SHFT

I
F

1

ENT
C

8
5

2

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-33

Chapter 5: Standard RLL Instructions - Immediate Instructions

Out Immediate (OUTI)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Out Immediate instruction reflects the status of the
rung (on/off) and outputs the discrete (on/off) status to the
specified module output point and the image register at the
time the instruction is executed. If multiple Out Immediate
instructions referencing the same discrete point are used, it
is possible for the module output status to change multiple
times in a CPU scan. See Or Out Immediate.

Y aaa
OUTI

Or Out Immediate (OROUTI)
DS

Used

HPP

Used

5-34

The Or Out Immediate instruction has been designed to use
more than 1 rung of discrete logic to control a single output.
Multiple Or Out Immediate instructions referencing the
same output coil may be used, since all contacts controlling
the output are ored together. If the status of any rung is on
at the time the instruction is executed, the output will also be
on.
Operand Data Type

Y aaa
OROUTI

DL06 Range
aaa

Outputs

Y

0–777

In the following example, when X1 is on, output point Y2 on the output module will turn
on. For instruction entry on the Handheld Programmer, you can use the instruction number
(#350) as shown, or type each letter of the command.
DirectSOFT
DirectSOFT32

Handheld Programmer Keystrokes
Y2

X1

$

OUTI

B

STR

O
INST#

D
C

F

3

ENT

1

A

5

0

ENT

ENT

ENT

2

In the following example, when X1 or X4 is on, Y2 will energize.
DirectSOFT
DirectSOFT32
X1

Handheld Programmer Keystrokes
Y2
OR OUTI

X4

$

O
INST#

D
C

Y2
OR OUTI

B

STR

$

3
2

D
C

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

3
2

1
5

ENT
A

0

ENT

ENT

ENT

ENT

ENT
E

STR

O
INST#

F

F

4
5

ENT

ENT
A

0

Chapter 5: Standard RLL Instructions - Immediate Instructions

Out Immediate Formatted (OUTIF)
DS

Used

HPP

Used

The Out Immediate Formatted instruction outputs a 1–32
bit binary value from the accumulator to specified output
points at the time the instruction is executed. Accumulator
bits that are not used by the instruction are set to zero.

Y aaa
OUTIF
K bbb

Operand Data Type

DL06 Range
aaa

Outputs
Constant

Y
K

0-777
1-32

In the following example, when C0 is on,the binary pattern for X10 –X17 is loaded into the
accumulator using the Load Immediate Formatted instruction. The binary pattern in the
accumulator is written to Y30–Y37 using the Out Immediate Formatted instruction. This
technique is useful to quickly copy an input pattern to outputs (without waiting for the CPU
scan).
DirectSOFT
DirectSOFT 5
C0

LDIF

X10

Location

K8
Load the value of 8
consecutive locations into the
accumulator, starting with X10.

X17 X16 X15 X14 X13 X12 X11 X10

K8

ON OFF ON ON OFF ON OFF ON

Unused accumulator bits
are set to zero

Acc.

OUTIF

Constant

X10

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7 6 5

4 3

2

1

0

0

0

1 0

1

1 0

1

0

0

0 0

0

0

0

0 0

0

0

0

0 0

0

0

0

0

0 0

0

0

1

0

Y30
K8

Copy the value in the lower
8 bits of the accumulator to
Y30-Y37

Location
Y30

Constant

Y37 Y36 Y35 Y34 Y33 Y32 Y31 Y30

K8

ON OFF ON ON OFF ON OFF ON

Handheld Programmer Keystrokes
$

STR

NEXT

NEXT

NEXT

I

F

SHFT

L
ANDST

D

GX
OUT

SHFT

I

3
8

F

8
5

NEXT

A
B

5
D

3

A

0
1
0

ENT
A

I

0
I

8

8

ENT

ENT

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Chapter 5: Standard RLL Instructions - Immediate Instructions

Set Immediate (SETI)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Set Immediate instruction immediately sets, or
turns on an output or a range of outputs in the image
register and the corresponding output point(s) at the
time the instruction is executed. Once the outputs are
set, it is not necessary for the input to remain on. The
Reset Immediate instruction can be used to reset the
outputs.

Y aaa
aaa
SETI

Reset Immediate (RSTI)
DS

Used

HPP

Used

5-36

The Reset Immediate instruction immediately resets,
or turns off, an output or a range of outputs in the
image register and the output point(s) at the time the
instruction is executed. Once the outputs are reset, it is
not necessary for the input to remain on.

Y aaa
aaa
RSTI

Operand Data Type

DL06 Range
aaa

Ouputs

Y

0–777

In the following example, when X1 is on, Y2 through Y5 will be set on in the image register
and on the corresponding output points.
DirectSOFT
DirectSOFT32
X1

Handheld Programmer Keystrokes
Y2

$

Y5
SETI

B

STR

X
SET

SHFT

I

1

ENT
C

8

F

2

5

ENT

In the following example, when X1 is on, Y5 through Y22 will be reset (off) in the image
register and on the corresponding output module(s).
DirectSOFT
DirectSOFT32
Handheld Programmer Keystrokes
X1

Y5

Y22
RSTI

$

B

STR

S
RST

SHFT

I

1
8

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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F

5

C

2

C

2

ENT

Chapter 5: Standard RLL Instructions - Immediate Instructions

Load Immediate (LDI)
DS

Used

HPP

Used

The Load Immediate instruction loads a 16-bit V-memory value
into the accumulator. The valid address range includes all input
point addresses on the local base. The value reflects the current
status of the input points at the time the instruction is executed. This
instruction may be used instead of the LDIF instruction, which
requires you to specify the number of input points.
Operand Data Type

LDI
V aaa

DL06 Range
aaa

Inputs

V

40400-40437

In the following example, when C0 is on, the binary pattern of X0–X17 will be loaded into
the accumulator using the Load Immediate instruction. The Out Immediate instruction
could be used to copy the 16 bits in the accumulator to output points, such as Y40–Y57.
This technique is useful to quickly copy an input pattern to output points (without waiting
for a full CPU scan to occur).

DirectSOFT
DirectSOFT32
C0

Location

LDI

X17 X16 X15 X14 X13 X12 X11 X10

V40400

V40400
Load the inputs from X0 to
X17 into the accumulator,
immediately

X7

X6

X5

X4

X3

X2

X1

X0

ON OFF ON ON OFF ON OFF OFF ON OFF ON ON OFF ON OFF ON

Unused accumulator bits
are set to zero

Acc.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7 6 5

4 3

2

1

0

0

0

1 0

1

1 0

1

0

0

0 0

0

0

0

0 0

0

0

0

0 0

0

1

0

1

1 0

1

0

1

0

OUTI
V40502
Output the value in the
accumulator to output points
Y40 to Y57

Location

Y57 Y56 Y55 Y54 Y53 Y52 Y51 Y50 Y47 Y46 Y45 Y44 Y43 Y42 Y41 Y40
ON OFF ON ON OFF ON OFF OFF ON OFF ON ON OFF ON OFF ON

V40502

Handheld Programmer Keystrokes
$

NEXT

NEXT

L
ANDST

D

I

SHFT

I

STR

SHFT
GX
OUT

3
8

NEXT

8
NEXT

NEXT

A

E

A

E

4
4

A

0
0
0

ENT
E
F

4
5

A
A

0
0

A
C

0
2

ENT
ENT

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Chapter 5: Standard RLL Instructions - Immediate Instructions

Load Immediate Formatted (LDIF)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Load Immediate Formatted instruction loads a 1–32 bit
binary value into the accumulator. The value reflects the current
status of the input module(s) at the time the instruction is executed.
Accumulator bits that are not used by the instruction are set to zero.
Operand Data Type

X aaa

LDIF
K bbb

DL06 Range

Inputs
Constant

X
K

aaa

bbb

0-777
--

-1-32

In the following example, when C0 is on, the binary pattern of X10–X17 will be loaded
into the accumulator using the Load Immediate Formatted instruction. The Out Immediate
Formatted instruction could be used to copy the specified number of bits in the accumulator
to the specified outputs on the output module, such as Y30–Y37. This technique is useful to
quickly copy an input pattern to outputs (without waiting for the CPU scan).
DirectSOFT

DirectSOFT32
C0

LDIF

X10
K8

Load the value of 8
consecutive location into the
accumulator starting with
X10

Constant
K8

X17 X16 X15 X14 X13 X12 X11 X10
ON OFF ON ON OFF ON OFF ON

Unused accumulator bits
are set to zero

Acc.

OUTIF

Location
X10

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7 6 5

4 3

2

1

0

0

0

1 0

1

1 0

1

0

0

0 0

0

0

0

0 0

0

0

0

0 0

0

0

0

0

0 0

0

0

1

0

Y30
K8

Copy the value of the lower
8 bits of the accumulator to
Y30 - Y37

Location

Constant

Y37 Y36 Y35 Y34 Y33 Y32 Y31 Y30

Y30

K8

ON OFF ON ON OFF ON OFF ON

Handheld Programmer Keystrokes
$

STR

NEXT

NEXT

NEXT

I

F

SHFT

L
ANDST

D

GX
OUT

SHFT

I

5-38

3
8

F

8
5

NEXT

A
B

5
D

3

A

0
1
0

ENT
A

I

0
I

8

8
ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

ENT

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Timer, Counter and Shift Register Instructions
Using Timers
Timers are used to time an event for a desired period. The single input timer will time as long
as the input is on. When the input changes from on to off, the timer current value is reset to
0. There is a tenth of a second and a hundredth of a second timer available with a maximum
time of 999.9 and 99.99 seconds respectively. There is a discrete bit associated with each
timer to indicate that the current value is equal to or greater than the preset value. The timing
diagram below shows the relationship between the timer input, associated discrete bit, current
value and timer preset.
0

1

2

3

Seconds
4

5

6

7

8

X1

TMR

X1

T1
K30

Timer Preset
T1
T1
0

Current
Value

10

20

30
40
1/10 Seconds

50

60

Y0
OUT

0

There are those applications that need an accumulating timer, meaning it has the ability
to time, stop, and then resume from where it previously stopped. The accumulating timer
works similarly to the regular timer, but two inputs are required. The enable input starts and
stops the timer. When the timer stops, the elapsed time is maintained. When the timer starts
again, the timing continues from the elapsed time. When the reset input is turned on, the
elapsed time is cleared and the timer will start at 0 when it is restarted. There is a tenth of a
second and a hundredth of a second timer available with a maximum time of 9999999.9 and
999999.99 seconds respectively. The timing diagram below shows the relationship between
the timer input, timer reset, associated discrete bit, current value and timer preset.
0

1

2

3

Seconds
4

5

6

7

8

X1

TMRA

Enable

X1

T0
K30

X2
X2

Reset Input
T0
Current
Value

0

10

10

20
30
1/10 Seconds

40

50

0

NOTE: Decimal points are not used in these timers, but the decimal point is implied. The preset and
current value for all four timers is in BCD format.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Timer (TMR) and Timer Fast (TMRF)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-40

The Timer instruction is a 0.1 second single input timer that times to a maximum of 999.9
seconds. The Timer Fast instruction is a 0.01 second single
T aaa
TMR
input timer that times up to a maximum of 99.99 seconds.
B bbb
These timers will be enabled if the input logic is true (on) and
will be reset to 0 if the input logic is false (off). Both timers
Timer#
use single word BCD values for the preset and current value. Preset
The decimal place is implied.
Instruction Specifications
Timer Reference (Taaa): Specifies the timer number.
TMRF
T aaa
Preset Value (Bbbb): Constant value (K) or a V-memory
B bbb
location specified in BCD.
Current Value: Timer current values, in BCD format,
Preset
Timer#
are accessed by referencing the associated V or T memory
location*. For example, the timer current value for T3
physically resides in V-memory location V3.
Discrete Status Bit: The discrete status bit is referenced by the associated T memory location.
Operating as a “timer done bit”, it will be on if the current value is equal to or greater than
the preset value. For example, the discrete status bit for Timer 2 is T2.
NOTE: A V-memory preset is required only if the ladder program or an Operator Interface unit must
change the preset.

Operand Data Type
		
Timers

DL06 Range
A/B
T

V-memory for preset values

V

Pointers (preset only)

P

Constants (preset only)
Timer discrete status bits
Timer current values

K
T/V
V /T**

aaa

bbb

0–777

––
400-677
1200–7377
7400–7577
10000-17777

––

400-677
1200–7377
7400–7577*
10000-17777
––
0–9999
0–377 or V41100–41117
0–377
––

NOTE: *May be non-volatile if MOV instruction is used.
** With the HPP, both the Timer discrete status bits and current value are accessed with the same
data reference. DirectSOFT uses separate references, such as “T2” for discrete status bit for Timer
T2, and “TA2” for the current value of Timer T2.

You can perform functions when the timer reaches the specified preset using the discrete
status bit. Or, use comparative contacts to perform functions at different time intervals, based
on one timer. The examples on the following page show these two methods of programming
timers.
DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Timer Example Using Discrete Status Bits
In the following example, a single input timer is used with a preset of 3 seconds. The timer
discrete status bit (T2) will turn on when the timer has timed for 3 seconds. The timer is reset
when X1 turns off, turning the discrete status bit off and resetting the timer current value to
0.

Timer Example Using Comparative Contacts
In the following example, a single input timer is used with a preset of 4.5 seconds.

DirectSOFT
Direct SOFT32

Timing Diagram

X1

TMR

T2

0

K30

OUT

B

STR

1

C

$

SHFT

STR

GX
OUT

A

Seconds
4

5

6

7

0

10

20

30

40

50

60

8

Y0
Current
Value

ENT

N
TMR

3

T2

Handheld Programmer Keystrokes
$

2

X1

Y0

T2

1

D

2
T
MLR

C

A

3

1/10th Seconds

ENT

0

0

ENT

2

ENT

0

Comparative contacts are used to energize Y3, Y4, and Y5 at one second intervals respectively.
When X1 is turned off, the timer will be reset to 0 and the comparative contacts will turn off
Y3, Y4, and Y5.

DirectSOFT
Direct SOFT32

Timing Diagram

X1

TMR

Seconds

T20

0

K45
TA20

OUT

TA20

3

4

5

6

7

0

10

20

30

40

50

60

8

Y3

Y4

K20

2

X1

Y3

K10

1

Y4

OUT
Y5
TA20

Y5

K30

T2

OUT

Current
Value

1/10th Seconds

Handheld Programmer Keystrokes
$

STR

N
TMR
$

STR

B
C

1
2

SHFT

GX
OUT

D

$

SHFT

STR

3

GX
OUT

E

$

SHFT

STR

GX
OUT

F

4

5

0

ENT
A

E

0

T
MLR

C

2

A

4
0

F

5

ENT
B

1

A

0

ENT

ENT
T
MLR

C

2

A

0

C

2

A

0

ENT

ENT
T
MLR

C

2

A

0

D

3

A

0

ENT

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-41

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Accumulating Timer (TMRA)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Accumulating Timer is a 0.1 second two input timer that
will time to a maximum of 9999999.9. The TMRA uses two timer
registers in V-memory.

Enable

T aaa
TMRA
B bbb

Reset

Accumulating Fast Timer (TMRAF)
DS

Used

HPP

Used

5-42

The Accumulating Fast Timer is a 0.01 second two-input timer thatPreset
Timer#
will time to a maximum of 99999.99. The TMRA uses two timer
registers in V-memory.
T aaa
Enable TMRAF
Each timer uses two timer registers in V-memory. The preset and
B bbb
current values are in double word BCD format, and the decimal
Reset
point is implied. These timers have two inputs, an enable and a
reset. The timer starts timing when the enable is on and stops when
the enable is off (without resetting the count). The reset will reset
Preset
Timer#
the timer when on and allow the timer to time when off.
Timer Reference (Taaa): Specifies the timer number.
Preset Value (Bbbb): Constant value (K) or V-memory.
Current Value: Timer current values are accessed by referencing the associated V or T
memory location*. For example, the timer current value for T3 resides in V-memory, V3.
Discrete Status Bit: The discrete status bit is accessed by referencing the associated T
memory location. Operating as a “timer done bit,” it will be on if the current value is equal to
or greater than the preset value. For example, the discrete status bit for timer 2 would be T2.
NOTE: The accumulating timer uses two consecutive V-memory locations for the 8-digit value,
therefore two consecutive timer locations. For example, if TMRA T1 is used, the next available timer
number is T3.
NOTE: A V-Memory preset is required if the ladder program or an OIP must be used to change the
preset.

Operand Data Type
		
Timers

DL06 Range
A/B
T

V-memory for preset values

V

Pointers (preset only)

P

Constants (preset only)
Timer discrete status bits
Timer current values

K
T/V
V /T**

aaa

bbb

0–777

––
400-677
1200–7377
––
7400–7577
10000-17777
400-677
1200–7377
––
7400–7577*
10000-17777
––
0–99999999
0–377 or V41100–41117
0–377

NOTE: *May be non-volatile if MOV instruction is used.
** With the HPP, both the Timer discrete status bits and current value are accessed with the same
data reference. DirectSOFT uses separate references, such as “T2” for discrete status bit for Timer
T2, and “TA2” for the current value of Timer T2.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Accumulating Timer Example using Discrete Status Bits
In the following example, a two input timer (accumulating timer) is used with a preset of
3 seconds. The timer discrete status bit (T6) will turn on when the timer has timed for 3
seconds. Notice, in this example, that the timer times for 1 second, stops for one second, then
resumes timing. The timer will reset when C10 turns on, turning the discrete status bit off
and resetting the timer current value to 0.
Timing Diagram

Direct SOFT32
X1
TMRA

0

T6

2

3

Seconds
4

5

6

7

0

10

10

20

30

40

50

8

X1

K30

C10

1

C10
T6

Y7

T6

Current
Value

OUT

Handheld Programmer Keystrokes
$
$

B

STR
STR

N
TMR

A

SHFT

Handheld Programmer Keystrokes (cont)
D

ENT

1

SHFT

C

0

B

2

G

0

A

1

$

ENT

0

A

3

ENT

0

STR

GX
OUT

6

SHFT

T
MLR

B

A

1

G

ENT

6

ENT

0

Accumulator Timer Example Using Comparative Contacts
In the following example, a single input timer is used with a preset of 4.5 seconds.
Comparative contacts are used to energized Y3, Y4, and Y5 at one second intervals
respectively. The comparative contacts will turn off when the timer is reset.
Contacts
DirectSOFT

Timing Diagram

X1
TMRA

0

T20
K45

C10

1

2

3

0

10

10

Seconds
4

5

6

7

20

30

40

50

8

X1
C10

TA20

K10 TA21

TA21

K1

TA20

K20 TA21

TA21

K1

TA20

K30 TA21

Y3

K0

Y3

OUT
Y4
Y5
Y4

K0

T20

OUT
Current
Value

0

1/10 Seconds

Y5

K1

OUT

Handheld Programmer Keystrokes
$
$

STR

SHFT

A

V
AND

SHFT

Q
OR

SHFT

E
E
D

C

2

$
B
C

T
MLR

4
4
3

Handheld Programmer Keystrokes (cont’d)

ENT

0

SHFT

STR

GX
OUT

1

SHFT

STR

N
TMR
$

B

ENT

C

1
2
2

A
A
A

0

E

0

B

0

SHFT

T
MLR

C

SHFT

T
MLR

C

2
2

B
B

4
1
1
1

F
A

5
0

SHFT

STR

V
AND

SHFT

ENT

Q
OR

SHFT

ENT

GX
OUT

ENT

A
B

0
1

ENT

$

ENT

V
AND

E
E

SHFT

E
F

T
MLR

4
4
4

SHFT

STR

GX
OUT

E

2

A

C

0

SHFT

T
MLR

C

SHFT

T
MLR

C

C

A

2
2

B
B

2

A

0

ENT
A

1

B

1

0
1

ENT
ENT

ENT
T
MLR

2

SHFT

4
5

C

D

0

T
MLR

C

2

B

3

A

0

1

ENT
B

1

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-43

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Using Counters

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
5-44

Counters are used to count events . The counters available are up counters, up/down
counters, and stage counters (used with RLLPLUS programming).
The up counter (CNT) has two inputs, a count input and a reset input. The maximum count
value is 9999. The timing diagram below shows the relationship between the counter input,
counter reset, associated discrete bit, current value, and counter preset. The CNT counter
preset and current value are bothe single word BCD values.
X1
X1

CNT

CT1

Up

K3

X2

X2

Reset
CT1
1

Current
alue

2

3

4

0

Counter preset

Counts

The up down counter (UDC) has three inputs, a count up input, count down input and
reset input. The maximum count value is 99999999. The timing diagram below shows the
relationship between the counter up and down inputs, counter reset, associated discrete
bit, current value, and counter preset. The UDC counter preset and current value are both
double word BCD values.
NOTE: The UDC uses two consecutive V-memory locations for the 8-digit value, therefore, two
consecutive timer locations. For example, if UDC CT1 is used, the next available counter number is
CT3.
X1

X1

UDC

CT2
K3

Up
X2

X2
X3

X3

CT2
1

Current
Value

2

1
Counts

2

3

Down
Reset

0

Counter Preset

The stage counter (SGCNT) has a count input and is reset by the RST instruction. This
instruction is useful when programming using the RLLPLUS structured programming. The
maximum count value is 9999. The timing diagram below shows the relationship between
the counter input, associated discrete bit, current value, counter preset and reset instruction.
X1

X1

SGCNT

CT2
K3

CT2
Current
Value

1

2

Counts

3

4

0

RST
CT2

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Counter preset

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Counter (CNT)
DS

Used

HPP

Used

The Counter is a two-input counter that increments when the
count input logic transitions from Off to On. When the counter
reset input is On, the counter resets to 0. When the current value
equals the preset value, the counter status bit comes On and the
counter continues to count up to a maximum count of 9999. The
maximum value will be held until the counter is reset.
Count
Instruction Specifications
Counter Reference (CTaaa): Specifies the counter number.
Reset
Preset Value (Bbbb): Constant value (K) or a V-memory location.
Current Values: Counter current values are accessed by
referencing the associated V or CT memory locations.* The
V-memory location is the counter location + 1000. For example,
the counter current value for CT3 resides in V-memory location
V1003.

Counter#
CNT

CT aaa
B bbb

Preset

Discrete Status Bit: The discrete status bit is accessed by referencing the associated CT
memory location. It will be On if the value is equal to or greater than the preset value. For
example the discrete status bit for counter 2 would be CT2.

NOTE: A V-memory preset is required if the ladder program or OIP must change the preset.

Operand Data Type
		
Counters

DL06 Range
A/B
CT

V-memory (preset only)

V

Pointers (preset only)

P

Constants (preset only)
Counter discrete status bits
Counter current values

K
CT/V
V /CT**

aaa

bbb

0–177

––
400-677
1200–7377
7400–7577
10000-17777

––

400-677
1200–7377
7400–7577*
10000-17777
––
0–9999
0–177 or V41140–41147
1000-1177
––

NOTE: *May be non-volatile if MOV instruction is used.
** With the HPP, both the Counter discrete status bits and current value are accessed with the
same data reference. DirectSOFT uses separate references, such as “CT2” for discrete status bit for
Counter CT2, and “CTA2” for the current value of Counter CT2.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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44
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88
99
10
10
11
11
12
13
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14
AA
BB
CC
DD

5-45

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Counter Example Using Discrete Status Bits

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

In the following example, when X1 makes an Off-to-On transition, counter CT2 will
increment by one. When the current value reaches the preset value of 3, the counter status bit
CT2 will turn on and energize Y7. When the reset C10 turns on, the counter status bit will
turn off and the current value will be 0. The current value for counter CT2 will be held in
V-memory location V1002.
DirectSOFT32
DirectSOFT

CNT

CT2
X1
K3

C10

C10
CT2 or
Y7

Y7

CT2

OUT

1

Current Value

$
$

B

STR

1

SHFT

STR

C

GY
CNT

$

ENT
C

2

B
D

2

3

2

4

Handheld Programmer Keystrokes (cont)

Handheld Programmer Keystrokes

A

1

ENT

0

STR

GX
OUT

SHFT

C

B

A

1

SHFT

2

T
MLR

C

2

ENT

ENT

0

ENT

3

Counter Example Using Comparative Contacts
In the following example, when X1 makes an Off-to-On transition, counter CT2 will
increment by one. Comparative contacts are used to energize Y3, Y4, and Y5 at different
counts. When the reset C10 turns on, the counter status bit will turn off and the counter
current value will be 0, and the comparative contacts will turn off.
DirectSOFT
DirectSOFT32

Counting diagram

X1
CNT

CT2
X1
K3

C10

C10

CTA2

Y3

K1

Y3

OUT
Y4
CTA2

Y4

K2

OUT

Y5

K3

CTA2

Y5
1

Current
Value

2

3

4

OUT

Handheld Programmer Keystrokes
$
$

B

STR

1

SHFT

STR

GY
CNT

C

$

SHFT

STR
B

GX
OUT

5-46

Counting diagram

X1

1

Handheld Programmer Keystrokes (cont)
$

ENT
C

2

B
D

2
C

2

1
3

SHFT

A

0

ENT
T
MLR

C

2

C

3

E

$

SHFT

STR
D

ENT

2

GX
OUT

3

C

2

SHFT

T
MLR

C

SHFT

T
MLR

C

2

ENT

GX
OUT

ENT
D

SHFT

STR

ENT

4

ENT
C

2

ENT
F

5

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

2

0

0

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Stage Counter (SGCNT)
DS

Used

HPP

Used

The Stage Counter is a single input counter that
increments when the input logic transitions from off
Counter#
to on. This counter differs from other counters since
it will hold its current value until reset using the RST
CT aaa
SGCNT
instruction. The Stage Counter is designed for use in
B bbb
RLLPLUS programs but can be used in relay ladder
logic programs. When the current value equals the
Preset
preset value, the counter status bit turns on and the
counter continues to count up to a maximum count
of 9999. The maximum value will be held until the
counter is reset.
Instruction Specifications
Counter Reference (CTaaa): Specifies the counter number.
Preset Value (Bbbb): Constant value (K) or a V-memory location.
Current Values: Counter current values are accessed by referencing the associated V or CT
memory locations*. The V-memory location is the counter location + 1000. For example, the
counter current value for CT3 resides in V-memory location V1003.
Discrete Status Bit: The discrete status bit is accessed by referencing the associated CT
memory location. It will be on if the value is equal to or greater than the preset value. For
example, the discrete status bit for counter 2 would be CT2.
NOTE: In using a counter inside a stage, the stage must be active for one scan before the input to the
counter makes a 0-1 transition. Otherwise, there is no real transition and the counter will not count.
NOTE: A V-memory preset is required only if the ladder program or an Operator Interface unit must
change the preset.

Operand Data Type
		
Counters

DL06 Range
A/B
CT

V-memory (preset only)

V

Pointers (preset only)

P

Constants (preset only)
Counter discrete status bits
Counter current values

K
CT/V
V /CT**

aaa

bbb

0–177

––
400-677
1200–7377
7400–7577
10000-17777

––

400-677
1200–7377
7400–7577*
10000-17777
––
0–9999
0–177 or V41140–41147
1000-1177
––

NOTE: *May be non-volatile if MOV instruction is used.
** With the HPP, both the Counter discrete status bits and current value are accessed with the
same data reference. DirectSOFT uses separate references, such as “CT2” for discrete status bit for
Counter CT2, and “CTA2” for the current value of Counter CT2.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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5-47

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Stage Counter Example Using Discrete Status Bits

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

In the following example, when X1 makes an off-to-on transition, stage counter CT7 will
increment by one. When the current value reaches 3, the counter status bit CT7 will turn on
and energize Y7. The counter status bit CT7 will remain on until the counter is reset using
the RST instruction. When the counter is reset, the counter status bit will turn off and the
counter current value will be 0. The current value for counter CT7 will be held in V-memory
location V1007.
DirectSOFT
DirectSOFT32
SGCNT
K3

CT7

X1

Y7

CT7

Y7

OUT
C5

CT7

B

STR
S
RST

SHFT
H
$

G

SHFT
D

7

SHFT

GY
CNT

3

C

2

GX
OUT

B

$

SHFT

C

SHFT

C

STR

S
RST

ENT

SHFT

STR

6

3

4

0

Handheld Programmer Keystrokes (cont)

ENT

1

2

RST
CT7

Handheld Programmer Keystrokes
$

1

Current
Value

RST

SHFT

T
MLR

H

7

A

1

ENT

0

F

2

ENT

5

SHFT

2

T
MLR

H

7

ENT

ENT

Stage Counter Example Using Comparative Contacts
In the following example, when X1 makes an off-to-on transition, counter CT2 will
increment by one. Comparative contacts are used to energize Y3, Y4, and Y5 at different
counts. Although this is not shown in the example, when the counter is reset using the Reset
instruction, the counter status bit will turn off and the current value will be 0. The current
value for counter CT2 will be held in V-memory
location
DirectSOFT32
Counting
diagram V1002 (CTA2).
DirectSOFT
X1

CTA2

SGCNT
CT2
K10

CTA2

Y4

K2

OUT

Y5

K3

CTA2

X1

Y3

K1

OUT

Y3

Y4

Y5
Current
Value

1

2

3

4

OUT
RST
CT2
Handheld Programmer Keystrokes
$

C
$

B

STR

SHFT

S
RST

G
B

2

1
6
1

SHFT

STR
B

GX
OUT

5-48

Counting diagram

X1

1

Handheld Programmer Keystrokes (cont)
$

ENT
SHFT
A
C

0
2

C

ENT
SHFT

T
MLR

C

2

3

E

$

SHFT
D

ENT

2

STR

GX
OUT

C

2

SHFT

T
MLR

C

SHFT

T
MLR

C

2

ENT

GX
OUT

ENT
D

SHFT

STR

GY
CNT

4

ENT
C

2

ENT

3

F

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5

ENT

2

0

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Up Down Counter (UDC)
DS

Used

HPP

Used

CT aaa
Up UDC
This Up/Down Counter counts up on each off to on
B bbb
transition of the Up input and counts down on each
Down
off-to-on transition of the Down input. The counter is
Counter #
reset to 0 when the Reset input is on. The count range is
0–99999999. The count input not being used must be
Reset
Preset
off in order for the active count input to function.
Instruction Specification
Caution:
UDCUDC
uses uses
two V-memory
Caution:TheThe
two
Counter Reference (CTaaa): Specifies the counter
locations
for locations
the 8 digit for
current
V memory
the value.
8 digit
This
means
that the
usesthat
two the
current
value.
ThisUDC
means
number.
consecutive
locations. If UDC
UDC uses counter
two consecutive
Preset Value (Bbbb): Constant value (K) or two
counter
locations.
If UDCthe
CT1
CT1
is used
in the program,
nextis
consecutive V-memory locations, in BCD.
used in counter
the program,
available
is CT3.the next
available counter is CT3.
Current Values: Current count is a double word value
accessed by referencing the associated V or CT memory
locations* in BCD. The V-memory location is the counter location + 1000. For example, the
counter current value for CT5 resides in V-memory location V1005 and V1006.
Discrete Status Bit: The discrete status bit is accessed by referencing the associated CT
memory location. Operating as a “counter done bit” it will be on if the value is equal to or
greater than the preset value. For example the discrete status bit for counter 2 would be CT2.

NOTE: The UDC uses two consecutive V-memory locations for the 8-digit value, therefore two
consecutive timer locations. For example, if UDC CT1 is used, the next available counter number is
CT3.
NOTE: A V-memory preset is required only if the ladder program or an Operator Interface unit must
change the preset.

Operand Data Type
		
Counters

DL06 Range
A/B
CT

V-memory (preset only)

V

Pointers (preset only)

P

Constants (preset only)
Counter discrete status bits
Counter current values

K
CT/V
V /CT**

aaa

bbb

0–177

––
400-677
1200–7377
7400–7577
10000-17777

––

400-677
1200–7377*
7400–7577
10000-17777
––
0–99999999
0–177 or V41140–41147
1000-1177
––

NOTE: *May be non-volatile if MOV instruction is used.
** With the HPP, both the Counter discrete status bits and current value are accessed with the
same data reference. DirectSOFT uses separate references, such as “CT2” for discrete status bit for
Counter CT2, and “CTA2” for the current value of Counter CT2.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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7
8
9
10
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14
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C
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5-49

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Up / Down Counter Example Using Discrete Status Bits

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
5-50

In the following example, if X2 and X3 are off, the counter will increment by one when X1
toggles from Off to On . If X1 and X3 are off, the counter will decrement by one when X2
toggles from Off to On. When the count value reaches the preset value of 3, the counter
status bit will turn on. When the reset X3 turns on, the counter status bit will turn off and
the current value will be 0.
DirectSOFT

DirectSOFT32

Counting Diagram

X1
UDC

CT2
X1

K3
X2

X2
X3
X3

CT2

CT2

Y7
OUT

$
$

B

STR

C

STR

D

STR
U

SHFT

D

ISG

D

ENT

1
2
3

ENT

$

ENT

GX
OUT

C

3

2

1

2

3

0

Handheld Programmer Keystrokes (cont)

Handheld Programmer Keystrokes
$

1

Current
Value

C

2

ENT

3

STR

SHFT

C

B

A

1

2

T
MLR

SHFT

C

ENT

2

ENT

0

2

Up / Down Counter Example Using Comparative Contacts
In the following example, when X1 makes an off-to-on transition, counter CT2 will
increment by one. Comparative contacts are used to energize Y3 and Y4 at different counts.
When the reset (X3) turns on, the counter status bit will turn off, the current value will be 0,
and the comparative contacts will turn off.
DirectSOFT32
DirectSOFT
X1

Counting Diagram
UDC

CT2
V2000

X1

X2
X2
X3
X3

CTA2

Y3

K1

Y3

OUT
Y4
CTA2

Y4

K2

OUT

Handheld Programmer Keystrokes
$
$
$

B

STR

C

STR

D

STR

SHFT

U

SHFT

V
AND

$

STR

ISG

D
C

1
2
3
3
2

SHFT

Current
Value

1

2

B

1

ENT

ENT

GX
OUT

D

ENT

$

SHFT

A
C

C

2
0
2

4

Handheld Programmer Keystrokes (cont)

ENT

C

3

A

0

SHFT

A

STR
C

2
0

T
MLR

ENT
C

GX
OUT

2

3

ENT
C

2

ENT
E

4

2

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

ENT

SHFT

T
MLR

C

2

0

Chapter 5: Standard RLL Instructions - Timer, Counter and Shift Register Instructions

Shift Register (SR)
DS

Used

HPP

Used

The Shift Register instruction shifts data through a
predefined number of control relays. The control ranges in
the shift register block must start at the beginning of an 8 bit
boundary and must use 8-bit blocks.
The Shift Register has three contacts.

SR

DATA

From A aaa
CLOCK

• Data — determines the value (1 or 0) that will enter the register

To

B bbb

RESET

• Clock — shifts the bits one position on each low to high
transition
• Reset —resets the Shift Register to all zeros.

With each off-to-on transition of the clock input, the bits which make up the shift register
block are shifted by one bit position and the status of the data input is placed into the starting
bit position in the shift register. The direction of the shift depends on the entry in the From
and To fields. From C0 to C17 would define a block of sixteen bits to be shifted from left to
right. From C17 to C0 would define a block of sixteen bits to be shifted from right to left.
The maximum size of the shift register block depends on the number of available control
relays. The minimum block size is 8 control relays.
Operand Data Type

DL06 Range
A/B
C

		
Control Relay
DirectSOFT

Direct SOFT 5
X1

$
SR
$
From

C0

Clock Input
To

X3

bbb

0–1777

0–1777

Handheld Programmer Keystrokes
Data Input

X2

aaa

C17

$

1

0-1-0

0

0

0-1-0

0

0

0-1-0

0

1

0-1-0

0

0

0-1-0

0

0

0

1

Indicates
ON

C

STR

D

STR

SHFT

Reset Input

Inputs on Successive Scans
Data Clock Reset

B

STR

1
2
3

S
RST

SHFT

B

H

1

7

ENT
ENT
ENT
R
ORN

SHFT

A

ENT

Shift Register Bits
C0

C17

Indicates
OFF

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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2
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6
7
8
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5-51

Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Accumulator/Stack Load and Output Data Instructions

5-52

Using the Accumulator
The accumulator in the DL06 internal CPUs is a 32-bit register which is used as a temporary
storage location for data that is being copied or manipulated in some manner. For example,
you have to use the accumulator to perform math operations such as add, subtract, multiply,
etc. Since there are 32 bits, you can use up to an 8-digit BCD number. The accumulator is
reset to 0 at the end of every CPU scan.

Copying Data to the Accumulator
The Load and Out instructions and their variations are used to copy data from a V-memory
location to the accumulator, or to copy data from the accumulator to V-memory. The
following example copies data from V-memory location V2000 to V-memory location
V2010.
X1

V2000

LD

8

V2000
Copy data from V2000 to the
lower 16 bits of the accumulator

9

3

5

Unused accumulator bits
are set to zero
Acc. 0

0

0

0

88 99 33 55

OUT
8

V2010

9

3

5

V2010

Copy data from the lower 16 bits
of the accumulator to V2010

Since the accumulator is 32 bits and V-memory locations are 16 bits, the Load Double and
Out Double (or variations thereof) use two consecutive V-memory locations or 8 digit BCD
constants to copy data either to the accumulator from a V-memory address or from a
V-memory address to the accumulator. For example, if you wanted to copy data from V2000
and V2001 to V2010 and V2011 the most efficient way to perform this function would be as
follows:
X1

V2001

LDD
V2000

V2000

6

7

3

9

5

0

2

6

Acc. 6

7

3

9

55 00 22 66

6

7

3

9

5

Copy data from V2000 and
V2001 to the accumulator

OUTD
V2010
Copy data from the accumulator to
V2010 and V2011

V2011

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0

2

V2010

6

Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Changing the Accumulator Data
Instructions that manipulate data also use the accumulator. The result of the manipulated
data resides in the accumulator. The data that was being manipulated is cleared from the
accumulator. The following example loads the constant value 4935 into the accumulator,
shifts the data right 4 bits, and outputs the result to V2010.

X1

4

Constant

LD

9

3

5

K4935
Load the value 4935 into the
accumulator

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
Acc.

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

0

0

1

0

0

8

7

6 5

4 3

2

1

0

1

0

0

1

1

0

1

1

0

The upper 16 bits of the accumulator
will be set to 0
Shifted out of
accumulator

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

SHFR
K4

Acc.

0

0

0

0

0

1
0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

0

8

7

6 5

4 3

2

1

0

0

1

0

1

0

1

1

9

3

0

0

Shift the data in the accumulator
4 bits (K4) to the right

OUT
V2010
0

Output the lower 16 bits of the accumulator to V2010

4

V2010

Some of the data manipulation instructions use 32 bits. They use two consecutive V-memory
locations or an 8 digit BCD constant to manipulate data in the accumulator.
In the following example, when X1 is on, the value in V2000 and V2001 will be loaded into
the accumulator using the Load Double instruction. The value in the accumulator is added
with the value in V2006 and V2007 using the Add Double instruction. The value in the
accumulator is copied to V2010 and V2011 using the Out Double instruction.
V2001
X1

6

LDD

7

3

V2000
9

5

0

2

6

V2000
Load the value in V2000 and
V2001 into the accumulator
ADDD
V2006
Add the value in the
accumulator with the value
in V2006 and V2007

6

7

3

9

5

0

2

6

(Accumulator)

+ 2

0

0

0

4

0

4

6

(V2006&V2007)

Acc. 8

7

3

9

9

0

7

2

8

7

3

9

9

0

7

2

OUTD
V2010
Copy the value in the
accumulator to V2010 and
V2011

V2011

V2010

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Using the Accumulator Stack

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The accumulator stack is used for instructions that require more than one parameter to
execute a function or for user-defined functionality. The accumulator stack is used when
more than one Load instruction is executed without the use of an Out instruction. The first
load instruction in the scan places a value into the accumulator. Every Load instruction
thereafter without the use of an Out instruction places a value into the accumulator and
the value that was in the accumulator is placed onto the accumulator stack. The Out
instruction nullifies the previous load instruction and does not place the value that was in the
accumulator onto the accumulator stack when the next load instruction is executed. Every
time a value is placed onto the accumulator stack the other values in the stack are pushed
down one location. The accumulator is eight levels deep (eight 32-bit registers). If there is a
value in the eighth location when a new value is placed onto the stack, the value in the eighth
location is pushed off the stack and cannot be recovered.
X1

Constant

LD
K3245
Load the value 3245 into the accumulator

Acc. 0

0

0

0

X

X

X

Acc. 0

0

0

0

3

2

4

Accumulator Stack

5

X
X
X
X
X

X
X
X
X
X

X
X
X
X
X

X
X
X
X
X

X
X
X
X
X

X
X
X
X
X

X

Level 3

X
X
X
X
X

X
X

5

X

1

X

5

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

1

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

55

1

5

X

Level 1

0

0

0

0

3

2

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Level 1

0

0

0

Level 2
Level 3

0
0
X

0
0
X

0 0 3 2 4 5
0 0
X X X X X X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Level 2

0

0

LD

0

0

0

33 22 44 55

6

3

6

3

0

66 33 66 33

0

55

0

0

Bucket
4

5

Bucket
Accumulator Stack

Previous Acc. value
Acc. 0

X

Accumulator Stack

Current Acc. value
Acc. 0

X

1

Previous Acc. value

Constant

Load the value 6363 into the accumulator, pushing the value 5151 to the 1st
stack location and the value 3245 to
the 2nd stack location

5

Current Acc. value

Acc. 0

K6363

4

Level 1

Constant

LD

Load the value 5151 into the accumulator, pushing the value 3245 onto the
stack

2

Previous Acc. value
Acc. X

K5151

3

Current Acc. value

1

5

1

0

5

1

5

1

Bucket

The POP instruction rotates values upward through the stack into the accumulator. When a
POP is executed, the value which was in the accumulator is cleared and the value that was on
top of the stack is in the accumulator. The values in the stack are shifted up one position in
the stack.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

X1

Previous Acc. value

POP

Acc. X
POP the 1st value on the stack into the
accumulator and move stack values
up one location

X

X

X

XX XX XX

X
Accumulator Stack

Current Acc. value
Acc. 0

0

OUT

0

0

V2000

V2000

44 55

4

5

4

4

5

5

Copy data from the accumulator to
V2000

Level 1

0

0

0

0

3

7

9

Level 2

0

0

0

0

7

9

3

2
0

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Level 1

0

0

0

0

7

9

3

0

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Level 1

X

X

X

X

X

X

X

X

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Previous Acc. value

POP

Acc. 0
POP the 1st value on the stack into the
accumulator and move stack values
up one location

0

0

0

44 55 44 55

0

33 77 99 22

Accumulator Stack

Current Acc. value
Acc. 0

0

OUT

0

V2001

V2001

3

7

9

2

Copy data from the accumulator to
V2001.
Previous Acc. value
POP

Acc. 0

0

0

0

33 47 69 02

X

77 99 33 00

Accumulator Stack

Current Acc. value
POP the 1st value on the stack into the
accumulator and move stack values
up one location

OUT
V2002
Copy data from the accumulator to
V2002

Acc. X

X

X

V2002

7

9

3

0

Using Pointers
Many of the DL06 series instructions will allow V-memory pointers as operands
(commonly known as indirect addressing). Pointers allow instructions to obtain data from
V-memory locations referenced by the pointer value.
NOTE: DL06 V-memory addressing is in octal. However, the pointers reference a V-memory
location with values viewed as HEX. Use the Load Address (LDA) instruction to move an
address into the pointer location. This instruction performs the Octal to Hexadecimal conversion
automatically.

In the following example we are using a pointer operand in a Load instruction. V-memory
location 2000 is being used as the pointer location. V2000 contains the value 440 which
the CPU views as the Hex equivalent of the Octal address V-memory location V2100. The
CPU will copy the data from V2100, which (in this example) contains the value 2635, into
the lower word of the accumulator.
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Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

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X1

LD
P2000
V2000 (P2000) contains the value 440
HEX. 440 HEX. = 2100 Octal which
contains the value 2635.
V2000
0

4

4

0

V2076

X

X

X

V2077

X

X

X

X
X

V2100

2

6

3

5

V2101

X

X

X

X

V2102

X

X

X

X

V2103

X

X

X

X

V2104

X

X

X

X

V2105

X

X

X

X

V2200

2

6

3

5

V2201

X

X

X

X

Accumulator
2

6

3

5

OUT
V2200
Copy the data from the lower 16 bits of
the accumulator to V2200.

The following example is identical to the one above, with one exception. The LDA (Load
Address) instruction automatically converts the Octal address to Hex.

X1

LDA
O 2100

Load the lower 16 bits of the
accumulator with Hexadecimal
equivalent to Octal 2100 (440)

2

1

0

0
2100 Octal is converted to Hexadecimal
440 and loaded into the accumulator

Unused accumulator bits
are set to zero
Acc. 0

OUT
V 2000

LD
P 2000

0

00 44 44 00

0

4

4

0

V2000

V2000 (P2000) contains the value 440
Hex. 440 Hex. = 2100 Octal which
contains the value 2635

0

V 2200

0

Copy the data from the lower 16 bits of
the accumulator to V2000

V2100

OUT

0

4

4

0

Copy the data from the lower 16 bits of
the accumulator to V2200

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

V2076

X

X

X

V2077

X

X

X

X
X

V2100

2

6

3

5

V2101

X

X

X

X

V2102

X

X

X

X

V2103

X

X

X

X

V2104

X

X

X

X

V2105

X

X

X

X

V2200

2

6

3

5

V2201

X

X

X

X

Accumulator
0

0

0

0

22 66 33 55

Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Load (LD)
DS

Used

HPP

Used

The Load instruction is a 16 bit instruction that loads the
value (Aaaa), which is either a V-memory location or a 4 digit
constant, into the lower 16 bits of the accumulator. The upper
16 bits of the accumulator are set to 0.
Operand Data Type

LD
A aaa

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

See memory map
See memory map
0–FFFF

Discrete Bit Flags

Description

SP53
SP70
SP76

On when the pointer is outside of the available range.
On anytime the value in the accumulator is negative.
On when any instruction loads a value of zero into the accumulator.

NOTE: Two consecutive Load instructions will place the value of the first load instruction onto the
accumulator stack.

In the following example, when X1 is on, the value in V2000 will be loaded into the
accumulator and output to V2010.
DirectSOFT
Direct SOFT32

V2000

X1

LD

8

9

3

5

V2000
The unused accumulator
bits are set to zero

Load the value in V2000 into
the lower 16 bits of the
accumulator

Acc. 0

0

0

0

88 99 33 55

OUT
V2010
8

Copy the value in the lower
16 bits of the accumulator to
V2010

9

3

5

V2010

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

C

A

A

2

GX
OUT

0

1

X

SET

3
0

SHFT

A

0

V
AND

ENT
C

2

A

0

B

1

A

0

ENT

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Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Load Double (LDD)

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DS

Used

HPP

Used

5-58

The Load Double instruction is a 32-bit instruction that loads the
value (Aaaa), which is either two consecutive V-memory locations
or an 8 digit constant value, into the accumulator.
Operand Data Type

Discrete Bit Flags

A aaa

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

LDD

See memory map
See memory map
0–FFFFFFFF

Description

SP53
SP70
SP76

On when the pointer is outside of the available range.
On anytime the value in the accumulator is negative.
On when any instruction loads a value of zero into the accumulator.

NOTE: Two consecutive Load instructions will place the value of the first load instruction onto the
accumulator stack.

In the following example, when X1 is on, the 32-bit value in V2000 and V2001 will be
loaded into the accumulator and output to V2010 and V2011.

DirectSOFT
Direct SOFT32
X1

V2001

LDD
V2000

V2000

6

7

3

9

5

0

2

6

Acc. 6

7

3

9

65 00 22 66

6

7

3

9

5

Load the value in V2000 and
V2001 into the 32 bit
accumulator

OUTD
V2010
Copy the value in the 32 bit
accumulator to V2010 and
V2011
Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

C

A

A

2

0

GX
OUT

SHFT

D

C

A

B

2

0

1
3
0

ENT
D
A

3
0

ENT

3
1

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

V2011

0

2

V2010

6

Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Load Formatted (LDF)
DS

Used

HPP

Used

The Load Formatted instruction loads 1–32
consecutive bits from discrete memory locations into
the accumulator. The instruction requires a starting
location (Aaaa) and the number of bits (Kbbb) to be
loaded. Unused accumulator bit locations are set to zero.

LDF

Operand Data Type

DL06 Range
A
X
Y
C
S
T
CT
SP
K

		
Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
Constant

Discrete Bit Flags
SP70
SP76

A aaa
K bbb

aaa

bbb

0–777
0–777
0–1777
0–1777
0–377
0–177
0–777
––

––
––
––
––
––
––
––
1–32

Description
On anytime the value in the accumulator is negative.
On when any instruction loads a value of zero into the accumulator.

NOTE: Two consecutive Load instructions will place the value of the first load instruction onto the
accumulator stack.

In the following example, when C0 is on, the binary pattern of C10–C16 (7 bits) will be
loaded into the accumulator using the Load Formatted instruction. The lower 7 bits of the
accumulator are output to Y0–Y6 using the Out Formatted instruction.
DirectSOFT
Direct SOFT32
C0

LDF

C10
K7

Load the status of 7
consecutive bits (C10–C16)
into the accumulator

Location

Constant

C10

K7

C16 C15 C14 C13 C12 C11 C10
OFF OFF OFF ON ON ON OFF

The unused accumulator bits are set to zero
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
Acc.

OUTF

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

8

7

6 5

4 3

2

1

0

0

0

0

0

1

1

0

0

1

Y0
K7
Location

Copy the value from the
specified number of bits in
the accumulator to Y0 – Y6

Y0

Constant
K7

Y6 Y5

Y4

Y3

Y2

Y1

Handheld Programmer Keystrokes
SHFT

C

SHFT

L
ANDST

D

F

SHFT

C

B

$

STR

GX
OUT
A

0

2

SHFT

F
H

3
1

A

2

A

0

ENT

5
0

H

7

ENT

5
7

Y0

OFF OFF OFF ON ON ON OFF

ENT

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Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Load Address (LDA)

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DS

Used

HPP

Used

5-60

LDA
The Load Address instruction is a 16-bit instruction. It converts
O aaa
any octal value or address to the HEX equivalent value and loads
the HEX value into the accumulator. This instruction is useful
when an address parameter is required, since all addresses for the DL06 system are in octal.

Operand Data Type

DL06 Range
aaa

Octal Address

O

See memory map

Discrete Bit Flags

Description

SP70
SP76

On anytime the value in the accumulator is negative.
On when any instruction loads a value of zero into the accumulator.

NOTE: Two consecutive Load instructions will place the value of the first load instruction onto the
accumulator stack.

In the following example, when X1 is on, the octal number 40400 will be converted to a
HEX 4100 and loaded into the accumulator using the Load Address instruction. The value in
the lower 16 bits of the accumulator is copied to V2000 using the Out instruction.
DirectSOFT
Direct SOFT32

X1

Octal

LDA
4

O 40400

0

Load The HEX equivalent to
the octal number into the
lower 16 bits of the
accumulator

V2000

SHFT

L
ANDST

D

E

A

E

4

GX
OUT

0

1
3
4

SHFT

ENT
A
A

0
0

V
AND

A
C

0
2

4

1

0

0

0

0

0

4

1

0

0

4

1

0

0

V2000

Handheld Programmer Keystrokes
B

0

Acc. 0

Copy the value in lower 16
bits of the accumulator to
V2000

STR

Hexadecimal
0

The unused accumulator
bits are set to zero

OUT

$

4

ENT
A

0

A

0

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Load Accumulator Indexed (LDX)
DS

Used

HPP

Used

Load Accumulator Indexed is a 16-bit instruction that specifies
a source address (V-memory) which will be offset by the value
LDX
in the first stack location. This instruction interprets the value
A aaa
in the first stack location as HEX. The value in the offset
address (source address + offset) is loaded into the lower 16 bits
of the accumulator. The upper 16 bits of the accumulator are
set to 0.
Helpful Hint: — The Load Address instruction can be used to convert an octal address to a
HEX address and load the value into the accumulator.
Operand Data Type

DL06 Range

A
V-memory
Pointer

V
P

aaa

aaa

See memory map
See memory map

See memory map
See memory map

Discrete Bit Flags
SP53
SP70
SP76

Description
On when the pointer is outside of the available range.
On anytime the value in the accumulator is negative.
On when any instruction loads a value of zero into the accumulator.

NOTE: Two consecutive Load instructions will place the value of the first load instruction onto the
accumulator stack.

In the following example, when X1 is on, the HEX equivalent for octal 25 will be loaded into
the accumulator (this value will be placed on the stack when the Load Accumulator Indexed
instruction is executed). V-memory location V1410 will be added to the value in the first
level of the stack and the value in this location (V1435 = 2345) is loaded into the lower 16
bits of the accumulator using the Load Accumulator Indexed instruction. The value in the
lower 16 bits of the accumulator is output to V1500 using the Out instruction.
X1

LDA
O 25
Load The HEX equivalent to
octal 25 into the lower 16
bits of the accumulator

Octal

Hexadecimal

2

0

0

1

5

0

0

1

5

V 1

4

5

The unused accumulator
bits are set to zero
Acc. 0

0

0

0

LDX
V1410
V 1

4

1

L
ANDST

D

SHFT

L
ANDST

D

GX
OUT

1
3
3

PREV

Accumulator Stack

Octal

=

3

5

0

0

0

2

3

4

5

3

4

5

Level 1

0

0

0

0

0

0

1

5

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

V1500

ENT
A

5

2

Handheld Programmer Keystrokes
STR

1

The value in V1435
is 2345

Copy the value in the lower
16 bits of the accumulator
to V1500

SHFT

+

Acc. 0

V1500

B

0

The unused accumulator
bits are set to zero

OUT

$

HEX Value in 1st
stack location

Octal

Move the offset to the stack.
Load the accumulator with
the address to be offset

C

0

X
SET

B

PREV

B

PREV

F
2
1
1

E
F

5
4
5

ENT
B
A

1
0

A
A

0
0

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT
ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Load Accumulator Indexed from Data Constants (LDSX)

1
2
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7
8
9
10
11
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B
C
D

DS

Used

HPP

Used

The Load Accumulator Indexed from Data Constants is a 16-bit
instruction. The instruction specifies a Data Label Area (DLBL)
where numerical or ASCII constants are stored. This value will
be loaded into the lower 16 bits.

K aaa

The LDSX instruction uses the value in the first level of the accumulator stack as an offset
to determine which numerical or ASCII constant within the Data Label Area will be loaded
into the accumulator. The LDSX instruction interprets the value in the first level of the
accumulator stack as a HEX value.
Helpful Hint: — The Load Address instruction can be used to convert octal to HEX and
load the value into the accumulator.
Operand Data Type
Constant

DL06 Range
aaa

K

1-FFFF

Discrete Bit Flags

Description

SP53
SP70
SP76

On when the pointer is outside of the available range.
On anytime the value in the accumulator is negative.
On when any instruction loads a value of zero into the accumulator.

NOTE: Two consecutive Load instructions will place the value of the first load instruction onto the
accumulator stack.

In the following example when X1 is on, the offset of 1 is loaded into the accumulator. This
value will be placed into the first level of the accumulator stack when the LDSX instruction
is executed. The LDSX instruction specifies the Data Label (DLBL K2) where the numerical
constant(s) are located in the program and loads the constant value, indicated by the offset in
the stack, into the lower 16 bits of the accumulator.
X1

Hexadecimal
LD

0
K1

Load the offset value of 1 (K1) into the lower 16
bits of the accumulator.

0

0

1

0

0

1

0

Acc.

0

0

0

Accumulator Stack

0

K2

Constant

Move the offset to the stack.
Load the accumulator with the data label
number

DLBL

0

0

0

Acc.

0

0

0

0

0

0

The unused accumulator
bits are set to zero

END

Acc.

0

0

0

0

2

3

2

3

2

3

2

3

K2

NCON
K3333

NCON
K2323

K4549

Offset 0

2

The unused accumulator
bits are set to zero

V2000

DLBL

0

K

OUT

Copy the value in the lower
16 bits of the accumulator
to V2000

Value in 1st. level of stack is
used as offset. The value is 1

The unused accumulator
bits are set to zero

LDSX

NCON

5-62

LDSX

V2000

Offset 1

Offset 2

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Level 1

0

0

0

0

0

0

0

1

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data
$

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STR

1

Handheld Programmer Keystrokes

ENT

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

E

4

N
TMR

D

SHFT

D

3

L
ANDST

B

1

L
ANDST

C

SHFT

N
TMR

C

2

O
INST#

N
TMR

D

SHFT

N
TMR

C

2

O
INST#

N
TMR

C

SHFT

N
TMR

C

2

O
INST#

N
TMR

E

V
AND

C

GX
OUT

SHFT

3
3

SHFT

S
RST

K
JMP

B
C

X
SET

1
2

ENT
ENT

ENT

3

2

A

0

A

2
3
2
4
0

ENT
D
D
F
A

3
3
5
0

D
C
E

3
2
4

D
D
J

3
3
9

ENT
ENT
ENT

ENT

Load Real Number (LDR)
DS

Used

HPP

N/A

LDR
The Load Real Number instruction loads a real number
contained in two consecutive V-memory locations, or an 8-digit
constant into the accumulator.
Operand Data Type
DL06 Range

A aaa

		

A

aaa

V-memory
Pointer
Real Constant

V
P
R

See memory map
See memory map
-3.402823E+38 to + -3.402823E+38

Discrete Bit Flags
SP70
SP76

Description
On anytime the value in the accumulator is negative.
On when any instruction loads a value of zero into the accumulator.

DirectSOFT allows you to enter real numbers directly, by using
the leading “R” to indicate a real number entry. You can enter a
constant such as Pi, shown in the example to the right. To enter
negative numbers, use a minus (–) after the “R”.
For very large numbers or very small numbers, you can use
exponential notation. The number to the right is 5.3 million.
The OUTD instruction stores it in V1400 and V1401.
These real numbers are in the IEEE 32-bit floating point format,
so they occupy two V-memory locations, regardless of how big
or small the number may be! If you view a stored real number
in hex, binary, or even BCD, the number shown will be very
difficult to decipher. Just like all other number types, you must
keep track of real number locations in memory, so they can be
read with the proper instructions later.
The previous example above stored a real number in V1400 and
V1401. Suppose that now we want to retrieve that number. Just
use the Load Real with the V data type, as shown to the right.
Next we could perform real math on it, or convert it to a binary
number.

LDR
R3.14159

LDR
R5.3E6
OUTD
V1400

LDR
V1400

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Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Out (OUT)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Out instruction is a 16-bit instruction that copies the value in the
lower 16 bits of the accumulator to a specified V-memory location
(Aaaa).
Operand Data Type

OUT
A aaa

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP53

On if CPU cannot solve the logic.

In the following example, when X1 is on, the value in V2000 will be loaded into the lower
16 bits of the accumulator using the Load instruction. The value in the lower 16 bits of the
accumulator are copied to V2010 using the OUT instruction.
DirectSOFT
Direct SOFT32
X1

Handheld Programmer Keystrokes
V2000

LD
8

V2000
Load the value in V2000 into
the lower 16 bits of the
accumulator

9

3

$
5

The unused accumulator
bits are set to zero
Acc. 0

0

0

0

88 99 33 55

B

STR

SHFT

L
ANDST

D

C

A

A

2

0

GX
OUT

OUT
V2010
Copy the value in the lower
16 bits of the accumulator to
V2010

8

9

3

ENT

1
3

A

0

ENT

0

V
AND

SHFT

C

A

2

Used

HPP

Used

A

0

5

OUTD
A aaa

The Out Double instruction is a 32 bit instruction that copies the
value in the accumulator to two consecutive V-memory locations
at a specified starting location (Aaaa).
Operand Data Type

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP53

On if CPU cannot solve the logic.

In the following example, when X1 is on, the 32-bit value in V2000 and V2001 will
be loaded into the accumulator using the Load Double instruction. The value in the
accumulator is output to V2010 and V2011 using the OUTD instruction.
Direct SOFT32
DirectSOFT
X1

V2001
6

7

3

Handheld Programmer Keystrokes

V2000
9

5

0

2

6

LDD
V2000
Load the value in V2000 and
V2001 into the accumulator

Acc. 6

7

3

9

55 00 22 66

OUTD
V2010
Copy the value in the
accumulator to V2010 and
V2011

5-64

1

V2010

Out Double (OUTD)
DS

B

0

6

7

3

V2011

9

5

0

2

6

V2010

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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ANDST

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A

A

2

0

GX
OUT

SHFT

D

C

A

B

2

0

1
3
0

ENT
D
A

3
0

ENT

3
1

A

0

ENT

ENT

Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Data

Out Formatted (OUTF)
DS

Used

HPP

Used

The Out Formatted instruction outputs 1–32 bits from the
accumulator to the specified discrete memory locations. The
instruction requires a starting location (Aaaa) for the destination
and the number of bits (Kbbb) to be output.
Operand Data Type

OUTF
A aaa
K bbb

DL06 Range
A
X
Y
C
K

		
Inputs
Outputs
Control Relays
Constant

aaa

bbb

0–777
0–777
0–1777
––

––
––
––
1–32

In the following example, when C0 is on, the binary pattern of C10–C16 (7 bits) will be
loaded into the accumulator using the Load Formatted instruction. The lower 7 bits of the
accumulator are output to Y0–Y6 using the OUTF instruction.
DirectSOFT
Direct SOFT32
C0

LDF

Location

C10

Constant

C10

K7
Load the status of 7
consecutive bits (C10–C16)
into the accumulator

C16 C15 C14 C13 C12 C11

K7

The unused accumulator bits are set to zero
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

OUTF

C10

OFF OFF OFF ON ON ON OFF

0

Y20

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

8

7

6 5

4 3

2

1

0

0

0

0

0

1

1

0

0

1

Accumulator

K7
Copy the value of the
specified number of bits
from the accumulator to
Y20–Y26

Location
Y20

Constant

Y26 Y25 Y24 Y23 Y22 Y21 Y20

K7

OFF OFF OFF ON ON ON OFF

Handheld Programmer Keystrokes
$

STR

SHFT

C
F

SHFT

L
ANDST

D

SHFT

C

B

GX
OUT
A

DS

Used

HPP

Used

0

2

SHFT

F
H

3
1

A

2

A

0

ENT

5
0

H

7

ENT

5
7

ENT

Pop (POP)

POP

The Pop instruction moves the value from the first level of the
accumulator stack (32 bits) to the accumulator and shifts each value
in the stack up one level.
Discrete Bit Flags

Description

SP63

ON when the result of the instruction causes the value in the accumulator to be zero.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Pop Instruction (cont’d)

1
2
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5
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7
8
9
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11
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5-66

In the example below, when C0 is on, the value 4545 that was on top of the stack is moved
into the accumulator using the Pop instruction The value is output to V2000 using the OUT
instruction. The next Pop moves the value 3792 into the accumulator and outputs the value
to V2001. The last Pop moves the value 7930 into the accumulator and outputs the value to
V2002. Please note if the value in the stack were greater than 16 bits (4 digits) the OUTD
instruction would be used and 2 V-memory locations for each OUTD must be allocated.
DirectSOFT
Direct SOFT32

Previous Acc. value

C0

POP

Acc. X

X

X

X

XX XX XX XX

0

44 55 44 55

Accumulator Stack

Current Acc. value
Pop the 1st. value on the stack into the
accumulator and move stack values
up one location

Acc. 0

0

0

OUT
V2000
V2000

Copy the value in the lower 16 bits of
the accumulator to V2000

4

5

4

5

Level 1
Level 2

0
0
0

0
0
0

0
0

0
0

3
7

7
9

9
3

2
0

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Level 1

0

0

0

0

7

9

3

0

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Level 1

X

X

X

X

X

X

X

X

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

POP
Previous Acc. value
Acc. 0
Pop the 1st. value on the stack into the
accumulator and move stack values
up one location

0

0

0

44 55 44 55
Accumulator Stack

Current Acc. value
Acc. 0

0

0

0

3

7

9

2

OUT
V2001
Copy the value in the lower 16 bits of
the accumulator to V2001

V2001

3

7

9

2

POP

Previous Acc. value

Pop the 1st. value on the stack into the
accumulator and move stack values
up one location

Acc. 0

0

0

0

3

7

9

2

0

7

9

3

0

Accumulator Stack

Current Acc. value
Acc. 0

OUT

0

0

V2002
Copy the value in the lower 16 bits of
the accumulator to V2002
V2002

Handheld Programmer Keystrokes
$

STR

SHFT

P

CV

GX
OUT
SHFT

P

CV

GX
OUT
SHFT
GX
OUT

P

CV

SHFT

C

SHFT

O
INST#

P

SHFT

V
AND

C

SHFT

O
INST#

P

SHFT

V
AND

C

SHFT

O
INST#

P

SHFT

V
AND

C

2

A

0
CV
2
CV
2
CV
2

7

9

3

0

ENT
ENT
A

0

A

0

A

0

ENT

ENT
A

0

A

0

B

1

ENT

ENT
A

0

A

0

C

2

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Out Indexed (OUTX)
DS

Used

HPP

Used

The OUTX instruction is a 16 bit instruction. It copies a 16 bit or
4 digit value from the first level of the accumulator stack to a source
address offset by the value in the accumulator(V-memory + offset).
This instruction interprets the offset value as a HEX number. The
upper 16 bits of the accumulator are set to zero.
Operand Data Type

O UT X
A aaa

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP53

On if CPU cannot solve the logic.

In the following example, when X1 is on, the constant value 3544 is loaded into the
accumulator. This is the value that will be output to the specified offset V-memory location
(V1525). The value 3544 will be placed onto the stack when the LDA instruction is executed.
Remember, two consecutive LD instructions places the value of the first load instruction
onto the stack. The LDA instruction converts octal 25 to HEX 15 and places the value in the
accumulator. The OUTX instruction outputs the value 3544 which resides in the first level of
the accumulator stack to V1525.
DirectSOFT
DirectSOFT32
X1

Constant

LD

3

5

4

4

5

4

4

K3544
The unused accumulator
bits are set to zero

Load the accumulator with
the value 3544

0

Acc.

0

0

0

3

Octal

LDA

2

O25
Load the HEX equivalent to
octal 25 into the lower 16 bits
of the accumulator. This is the
offset for the Out Indexed
instruction, which determines
the final destinaltion address

HEX
0

0

1

5

0

0

1

5

V 1

5

2

5

3

5

4

4

5

The unused accumulator
bits are set to zero
Acc.

0

0

+ 2

V

V1500

1

5

0

0

Octal

Octal
OUTX

0

0

5

Octal
=

The hex 15 converts
to 25 octal, which is
added to the base
address of V1500 to yield
the final answer

Copy the value in the first
level of the stack to the
offset address 1525
(V1500+25)

V1525

Handheld Programmer Keystrokes
$

B

STR

1

SHFT

L
ANDST

D

SHFT

L
ANDST

D

GX
OUT

SHFT

X
SET

ENT
PREV

3
3

A

D
C

0
B

1

F

3

F
F

2
5

A

5
5
0

E

4

E

4

ENT

Accumulator Stack
Level 1

0

0

0

0

3

5

4

4

Level 2

X

X X

X

X

X X

X

Level 3

X

X X

X

X

X X

X

Level 4

X

X X

X

X

X X

X

Level 5

X

X X

X

X

X X

X

Level 6

X

X X

X

X

X X

X

Level 7

X

X X

X

X

X X

X

Level 8

X

X X

X

X

X X

X

ENT
A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Accumulator/Stack Load and Output Data

Out Least (OUTL)

1
2
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14
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B
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DS

Used

HPP

Used

The OUTL instruction copies the value in the lower eight bits of
the accumulator to the lower eight bits of the specified V-memory
location (i.e., it copies the low byte of the low word of the
accumulator).
Operand Data Type

O UT L
A aaa

DL06 Range
aaa

A
V

		
V-memory

See memory map

In the following example, when X1 is on, the value in V1400 will be loaded into the lower
16 bits of the accumulator using the LD instruction. The value in the lower 8 bits of the
accumulator is copied to V1500 using the OUTL instruction.
DirectSOFT
Direct SOFT32
X1

V1400

Load the value in V1400 into
the lower 16 bits of the
accumulater

V1500

Copy the value in the lower
8 bits of the accumulator to
V1500

LD

OUTL

V1400
8

9

3

5

9

3

5

0

3

5

The unused accumulator
bits are set to zero
0

Acc.

0

0

0

8

Handheld Programmer Keystrokes
$

DS

Used

HPP

Used

5-68

B

STR

1

SHFT

L
ANDST

D

GX
OUT

SHFT

L
ANDST

ENT
B

3

B

E

1

F

1

A

4

A

5

A

0

A

0

0
0

0

ENT

V1500

ENT

Out Most (OUTM)
The OUTM instruction copies the value in the upper eight bits of
the lower sixteen bits of the accumulator to the upper eight bits of
the specified V-memory location (i.e., it copies the high byte of the
low word of the accumulator).
Operand Data Type

O UT M
A aaa

DL06 Range
aaa

A
V

		
V-memory

See memory map

In the following example, when X1 is on, the value in V1400 will be loaded into the lower 16
bits of the accumulator using the LD instruction. The value in the upper 8 bits of the lower
16 bits of the accumulator is copied to V1500 using the OUTM instruction.
DirectSOFT
Direct SOFT32
X1

Load the value in V1400 into
the lower 16 bits of the
accumulator

LD
V1400

Copy the value in the upper
8 bits of the lower 16 bits of
the accumulator to 1500

OUTM
V1500

V1400
8

9

3

5

9

3

5

9

0

0

The unused accumulator
bits are set to zero
Acc.

0

0

0

0

8

Handheld Programmer Keystrokes
$

B

STR

1

SHFT

L
ANDST

D

GX
OUT

SHFT

M
ORST

3

8

ENT

V1500
B
B

1
1

E
F

4
5

A
A

0
0

A
A

0
0

ENT
ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Logical

Logical Instructions (Accumulator)
And (AND logical)
DS

Used

HPP

Used

The AND instruction is a 16-bit instruction that logically ANDs
the value in the lower 16 bits of the accumulator with a specified
V-memory location (Aaaa). The result resides in the accumulator. The
discrete status flag indicates if the result of the AND is zero.
Operand Data Type

A aaa

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags
SP63
SP70

AND

Description
ON if the result in the accumulator is zero.
ON when the value loaded into the accumulator is zero.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 will be loaded into the
accumulator using the LD instruction. The value in the accumulator is ANDed with the
value in V2006 using the AND instruction. The value in the lower 16 bits of the accumulator
is output to V2010 using the OUT instruction.
DirectSOFT
Direct SOFT32
X1

V2000

LD

2

V2000

8

7

A

The upper 16 bits of the accumulator
will be set to 0

Load the value in V2000 into
the lower 16 bits of the
accumulator

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6 5

4 3

2

1

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

0

1

0

0

0

0

1

1

1

1

0

1

0

Acc.

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

0

1

0

0

0

0

1

1

1

1

0

1

0

6A38
AND (V2006)

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

1

0

1

0

1

0

0

0

1

1

1

0

0

0

0

0

0

0

0

0
1

0

0

0

0

0

0

0

0

0

0

0

0

1

0

1

0

0

0

0

0

1

1

1

0

0

0

8

3

8

Acc.
AND
V2006
AND the value in the
accumulator with
the value in V2006

Acc.
OUT
V2010

2

Copy the lower 16 bits of the
accumulator to V2010

V2010

Handheld Programmer Keystrokes
$

B

STR

SHFT
V
AND
GX
OUT

L
ANDST

D

1

ENT
C

3

SHFT

V
AND

C

SHFT

V
AND

C

2
2
2

A
A
A

0
0
0

A
A
B

0
0
1

A
G
A

0
6
0

ENT
ENT
ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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5-69

Chapter 5: Standard RLL Instructions - Logical

And Double (ANDD)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-70

ANDD is a 32-bit instruction that logically ANDs the value in the
accumulator with two consecutive V-memory locations or an 8 digit
(max.) constant value (Aaaa). The result resides in the accumulator.
Discrete status flags indicate if the result of the ANDD is zero or a
negative number (the most significant bit is on).
Operand Data Type

ANDD
K aaa

DL06 Range
aaa

V-memory
Pointer
Constant

V
P
K

See memory map
See memory map
0–FFFFFFFF

Discrete Bit Flags

Description

SP63
SP70

ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 and V2001 will be loaded into
the accumulator using the LDD instruction. The value in the accumulator is ANDed with
36476A38 using the ANDD instruction. The value in the accumulator is output to V2010
and V2011 using the OUTD instruction.
DirectSOFT
DirectSOFT
5

V2000

X1

5

LDD

4

?
7

V2000
E

2

8

7

A

V2000
Load the value in V2000 and
V2001 into the accumulator

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6 5

0

1

0

1

0

1

0

0

0

1

1

1

1

1

1

0

0

0

1

0

1

0

0

0

0

1

Acc.

0

1

0

1

0

1

0

0

0

1

1

1

1

1

1

0

0

0

1

0

1

0

0

0

0

1 1

AND 36476A38

0

0

1 1

0

1 1

0

0

1

0

0

0

1

1 1

0

1

1

0

1

0

1

0

0

0

0

0

0

1

0

0

0
1

0

0

0

0
1

0
1

0

0

1

0

1

0

0

0

0

4

4

6

8

3

8

Acc.

4 3

2

1

0

1

0

1

0

1

1

0

1

0

0

1 1

1

0

0

0

0

1 1

1

0

0

0

1 1

ANDD
K36476A38
AND the value in the
accumulator with
the constant value
36476A38

Acc.

0
1

0

0

OUTD
V2010

1

2

V2011

Copy the value in the
accumulator to V2010 and
V2011

V2010

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

V
AND

SHFT

D

SHFT

D

GX
OUT

1
3
3
3

ENT
D

C

3

2

A

SHFT

K
JMP

D

C

A

B

2

0

0
3
1

A
G
A

0
6
0

A
E

0
4

ENT
H

7

G

6

SHFT

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

SHFT

D

3

I

8

ENT

Chapter 5: Standard RLL Instructions - Logical

And Formatted (ANDF)
DS

Used

HPP

Used

The ANDF instruction logically ANDs the binary value in the
accumulator with a specified range of discrete memory bits (1–32).
The instruction requires a starting location (Aaaa) and number of
bits (Kbbb) to be ANDed. Discrete status flags indicate if the result
is zero or a negative number (the most significant bit =1).
Operand Data Type

DL06 Range

		
Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
Constant

B
X
Y
C
S
T
CT
SP
K

Discrete Bit Flags
SP63
SP70

ANDF
A aaa
K bbb

aaa

bbb

0-777
0-777
0-1777
0-1777
0-377
177
0-777
-

1-32

Description
ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the LDF instruction loads C10–C13 (4 binary bits)
into the accumulator. The accumulator contents is logically ANDed with the bit pattern from
Y20–Y23 using the ANDF instruction. The OUTF instruction outputs the accumulator’s
lower four bits to C20–C23.
DirectSOFT
C10

LDF
K4

Load the status of 4
consecutive bits (C10-C13)
into the accumulator
ANDF

Constant
K4

C13 C12 C11 C10
ON ON ON OFF

The unused accumulator bits are set to zero
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7 6 5

4 3

2

1

0

0

0

0 0

0

0

1 1

0

1

0

Y20
K4

0

0

0 0

0

0

0

0

0 0

0 0

0

0

0

0

0

0 0

0 0

0

0

0

0

0

0

Acc.

0

0

0 0

0

0

1

0 0

0

0

0

0 0

0

0

0

0 1
1

0

0

0

0 0

0

0

0

0 0

0

0

0

0 1

0

0

0

Accumulator

And the binary bit pattern
(Y20-Y23) with the value in
the accumulator

0

Acc.

0 0

0

0

0

0

Y23 Y22 Y21 Y20
ON OFF OFF OFF

AND (Y20-Y23)

C20

OUTF

Location
C10

K4
Copy the value in the lower
4 bits in accumulator to
C20-C23

Location

Handheld Programmer Keystrokes
$

B

STR
L
ANDST

D

V
AND

SHFT

F

GX
OUT

SHFT

F

SHFT

1
3
5
5

C20

Constant

C23 C22 C21 C20

K4

ON OFF OFF OFF

ENT
F

NEXT

NEXT

NEXT

C

A

PREV

PREV

5

2

C

NEXT

0
2

NEXT
E

A

0

4

B

1

A

0

E

4

ENT

ENT
E

4

1

ndard RLL

DirectSOFT32
X1

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-71

Chapter 5: Standard RLL Instructions - Logical

And with Stack (ANDS)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The ANDS instruction is a 32-bit instruction that logically ANDs the value in the
accumulator with the first level of the accumulator stack. The
ANDS
result resides in the accumulator. The value in the first level of
the accumulator stack is removed from the stack and all values are
moved up one level. Discrete status flags indicate if the result of the
ANDS is zero or a negative number (the most significant bit is on).
Discrete Bit Flags

Description

SP63
SP70

ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the binary value in the accumulator will be ANDed
with the binary value in the first level or the accumulator stack. The result resides in the
accumulator. The 32-bit value is then output to V1500 and V1501.

DirectSOFT
DirectSOFT32
X1

V1401

LDD
5

V1400

4

7

E

2

V1400
8 7

A

Load the value in V1400 and
1401 into the accumulator
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8 7

6 5

4 3

2

1

0

0

1

0 1

0

1

0

0 0

1

1

1

1 1

1

0

0

0

1 0

1

0

0

0 0

1

1

1

1 0

1

0

0

1

0 1

0

1

0

0 0

1

1

1

1 1

1

0

0

0

1 0

1

0

0

0 0

1

1

1

1 0

1

0

(top of stack)

0

0

1

0 1

1

0

1 0

0

0

1 1

0

1

1

1 0

1

0

0 1

1

1

0

0 0

Acc.

0

0

0 1
0

0

0

0 0

0
1

0

0 1
0

0
1

0

0

1 0

1

0

0 0

0

1

1 0

0 0

4

6

8

8

Acc.
ANDS
Acc.
AND the value in the
accumulator with the
first level of the
accumulator stack

36476A38
AND

1

1

0

0

1

0

0

0

0

OUTD
V1500
1

Copy the value in the
accumulator to V1500
and 1501

4

V1501

Handheld Programmer Keystrokes
$

B

STR

D

1

SHFT

L
ANDST

V
AND

SHFT

S
RST

SHFT

D

GX
OUT

5-72

3

3

ENT
D

B

3

1

E

4

A

0

A

0

ENT

ENT
B

1

F

5

A

0

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

2

3

V1500

1

Chapter 5: Standard RLL Instructions - Logical

Or (OR)
DS

Used

HPP

Used

The Or instruction is a 16-bit instruction that logically ORs the
value in the lower 16 bits of the accumulator with a specified
V-memory location (Aaaa). The result resides in the accumulator.
The discrete status flag indicates if the result of the OR is zero.
Operand Data Type

OR
A aaa

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP63
SP70

ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 will be loaded into the
accumulator using the Load instruction. The value in the accumulator is ORed with V2006
using the OR instruction. The value in the lower 16 bits of the accumulator is output to
V2010 using the Out instruction.
DirectSOFT

Direct SOFT32
X1

V2000

LD

2

V2000

8

7

A

The upper 16 bits of the accumulator
will be set to 0

Load the value in V2000 into
the lower 16 bits of the
accumulator

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6 5

4 3

2

1

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

0

1

0

0

0

0

1

1

1

1

0

1

0

Acc.

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

0

1

0

0

0

0

1

1

1

1

0

1

0

6A38
OR (V2006)

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

1

0

1

0

1

0

0

0

1

1

1

0

0

0

0

0

0

0

0

0
1

0

0

0

0

0

0

0

0

0

0

0

1

1

0

1

0

1

0

0

1

1

1

1

0

1

0

A

7

A

Acc.
OR
V2006
Or the value in the
accumulator with
the value in V2006

Acc.
OUT
V2010

6

Copy the value in the lower
16 bits of the accumulator to
V2010
Handheld Programmer Keystrokes
$

B

STR

SHFT
Q

OR

GX
OUT

L
ANDST

D

1

V2010

ENT
C

3

SHFT

V
AND

C

SHFT

V
AND

C

2
2
2

A
A
A

0
0
0

A
A
B

0
0
1

A
G
A

0
6
0

ENT
ENT
ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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5-73

Chapter 5: Standard RLL Instructions - Logical

Or Double (ORD)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

ORD is a 32-bit instruction that logically ORs the value in the
ORD
accumulator with the value (Aaaa), which is either two consecutive
K aaa
V-memory locations or an 8-digit (max.) constant value. The result
resides in the accumulator. Discrete status flags indicate if the result of the ORD is zero or a
negative number (the most significant bit is on).
Operand Data Type

DL06 Range
aaa

V-memory
Pointer
Constant

V
P
K

See memory map
See memory map
0–FFFFFFFF

Discrete Bit Flags

Description

SP63
SP70

ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 and V2001 will be loaded into
the accumulator using the LDD instruction. The value in the accumulator is ORed with
36476A38 using the ORD instruction. The value in the accumulator is output to V2010 and
V2011 using the OUTD instruction.
DirectSOFT
Direct
SOFT32
X1

V2000

V2001

LDD

5

V2000

4

7

E

2

8

7

A

Load the value in V2000 and
V2001 into accumulator
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6 5

4 3

2

1

0

0

1

0

1

0

1

0

0

0

1

1

1

1

1

1

0

0

0

1

0

1

0

0

0

0

1

1

1

1

0

1

0

Acc.

0

1

0

1

0

1

0

0

0

1

1

1

1

1

1

0

0

0

1

0

1

0

0

0

0

1

1

1

1

0

1

0

OR 36476A38

0

0

1

1

0

1

1

0

0

1

0

0

0

1

1

1

0

1

1

0

1

0

1

0

0

0

1

1

1

0

0

0

Acc.

0

1
0

1
0

1
0

0

1

1
0

0

0

1
0

1
0

1
0

1
0

0
1

0
1

1
0

0

1

1

0

1

0

1

0

0

1

1

1

1

0

1

0

6

7

F

A

7

A

Acc.
ORD
K36476A38
OR the value in the
accumulator with
the constant value
36476A38
OUTD
V2010

7

Copy the value in the
accumulator to V2010 and
V2011

6

V2011

V2010

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

Q

SHFT

D

SHFT

D

OR

GX
OUT

5-74

1
3
3
3

ENT
D

C

3

2

A

SHFT

K
JMP

D

C

A

B

2

0

0
3
1

A
G
A

0
6
0

A
E

0
4

ENT
H

7

G

6

SHFT

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

SHFT

D

3

I

8

ENT

Chapter 5: Standard RLL Instructions - Logical

Or Formatted (ORF)
DS

Used

HPP

Used

The ORF instruction logically ORs the binary value in the
accumulator and a specified range of discrete bits (1–32). The
instruction requires a starting location (Aaaa) and the number of bits
(Kbbb) to be ORed. Discrete status flags indicate if the result is zero
or negative (the most significant bit =1).
Operand Data Type
		

ORF

A aaa
K bbb

DL06 Range

A/B

Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
Constant

X
Y
C
S
T
CT
SP
K

Discrete Bit Flags

aaa

bbb

0-777
0-777
0-1777
0-1777
0-377
0-177
0-777
-

-------1-32

Description

SP63
SP70

ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the LDF instruction loads C10–C13 (4 binary
bits) into the accumulator. The ORF instruction logically ORs the accumulator contents
with Y20–Y23 bit pattern. The ORF instruction outputs the accumulator’s lower four bits to
C20–C23.
DirectSOFT
DirectSOFT32
X1

LDF

Location

C10

C10

K4
Load the status fo 4
consecutive bits (C10-C13)
into the accumulator
ORF

C13 C12 C11 C10
OFF ON ON OFF

The unused accumulator bits are set to zero

Y20
Acc.

K4
OR the binary bit pattern
(Y20 - Y23) with the value in
the accumulator
OUTF

Constant
K4

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7 6 5

4 3

2

1

0

0

0

0 0

0

0

1 1

0

1

0

0

0

0

0

0 1

1

1

0

0

0

0 0

0

0

0

0 0

0

0

0

0 0

0

0

0

0

0

0

0 0

0

0

0

0 0

0

0

0 0

0 0

0

0

0

0

0 0

0

Y23 Y22 Y21 Y20
OR (Y20-- Y23)

C20

Acc.

K4

ON OFF OFF OFF
0

0

0

0 0

0

0

0

Copy the specified number
of bits from the accumulator
to C20-C23
Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

Q

SHFT

F

SHFT

F

OR

GX
OUT

1
3
5
5

ENT
F

NEXT

NEXT

NEXT

C

A

PREV

PREV

5

2

C

NEXT

E

0
2

NEXT

A

0

4

B

1

A

0

E

4

Location

Constant

C23 C22 C21 C20

C20

K4

ON ON ON OFF

ENT

ENT
E

4

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
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D

5-75

Chapter 5: Standard RLL Instructions - Logical

Or with Stack (ORS)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The ORS instruction is a 32-bit instruction that logically
ORs the value in the accumulator with the first level of the
accumulator stack. The result resides in the accumulator.
The value in the first level of the accumulator stack is
removed from the stack and all values are moved up one
level. Discrete status flags indicate if the result of the ORS is
zero or a negative number (the most significant bit is on).
Discrete Bit Flags

OR S

Description

SP63
SP70

ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative.

In the following example when X1 is on, the binary value in the accumulator will be ORed
with the binary value in the first level of the stack. The result resides in the accumulator.
DirectSOFT
DirectSOFT32
X1

V1401

LDD

5

V1400

4

7

E

2

V1400
8 7

A

Load the value in V1400 and
V1401 in the accumulator
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
Acc.

8 7

6 5

4 3

2

1

0

0

1

0 1

0

1

0

0 0

1

1

1

1 1

1

0

0

0

1 0

1

0

0

0 0

1

1

1

1 0

1

0

0

1

0 1

0

1

0

0 0

1

1

1

1 1

1

0

0

0

1 0

1

0

0

0 0

1

1

1

1 0

1

0

0

0

1

0 1

1

0

1 0

0

0

1 1

0

1

1

1 0

1

0

0 1

1

1

0 0

0

0
1

0 1
1
0

0

0
1

0 0

0
1

0
1

0 1
1
0

0
1

0

1

1 0

1

1

0 0

1

1

1 0

6

F

A

A

ORS
Acc.
OR the value in the
accumulator with the value
in the first level of the
accumulator stack

36476A38
OR (top of stack)
Acc.

1

1

0

0
1

1

1
0

0

0

0

OUTD
V1500
Copy the value in the
accumulator to V1500 and
V1501

7

7

V1501

Handheld Programmer Keystrokes
$

B

STR

SHFT
Q

OR

GX
OUT

5-76

1

L
ANDST

D

SHFT

S
RST

SHFT

D

3

3

ENT
D

B

3

1

E

4

A

0

A

0

ENT

ENT
B

1

F

5

A

0

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

6

7

V1500

1

0

1

0

Chapter 5: Standard RLL Instructions - Logical

Exclusive Or (XOR)
DS

Used

HPP

Used

The XOR instruction is a 16-bit instruction that performs
an exclusive OR of the value in the lower 16 bits of the
accumulator and a specified V-memory location (Aaaa).
The result resides in the in the accumulator. The discrete
status flag indicates if the result of the XOR is zero.
Operand Data Type

XOR
A aaa

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP63
SP70

ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 will be loaded into the
accumulator using the LD instruction. The value in the accumulator is exclusive ORed with
V2006 using the XOR instruction. The value in the lower 16 bits of the accumulator is
output to V2010 using the OUT instruction.
DirectSOFT
Direct
SOFT32
X1

V2000

LD

2

V2000

8

7

A

The upper 16 bits of the accumulator
will be set to 0

Load the value in V2000 into
the lower 16 bits of the
accumulator

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Acc. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

0 0 1 0 0 1

0 0 0 1 1 1 1 0 1 0

XOR
V2006
XOR the value in the
accumulator with
the value in V2006

Acc.

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

0 0 1 0 1 0 0 0 0 1 1 1 1 0 1 0

6A38
XOR (V2006)

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

0 1 1 0 1 0 1 0 0 0 1 1 1 0 0 0

Acc. 0 0 0 0 0 01 0 0 0 0 0 0 0 0 0 0

0 1 0 0 0 0 1 0 0 1 0 0 0 0 1 0

OUT
V2010
4

Copy the lower 16 bits of the
accumulator to V2010

2

4

2

V2010

Handheld Programmer Keystrokes
$

SHFT

STR

SHFT

L
D
ANDST
3

SHFT

X

GX
OUT

SET

X

SET

B

1

SHFT

SHFT

Q

SHFT

V
AND

OR
C

2

ENT
V
AND

C

SHFT

V
AND

C

A

B

A

0

2

1

A

0
2
0

A
A

0
0

A
A

0
0

ENT
G

6

ENT

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
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7
8
9
10
11
12
13
14
A
B
C
D

5-77

Chapter 5: Standard RLL Instructions - Logical

Exclusive Or Double (XORD)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The XORD is a 32-bit instruction that performs an exclusive
OR of the value in the accumulator and the value (Aaaa),
which is either two consecutive V-memory locations or an 8
digit (max.) constant. The result resides in the accumulator.
Discrete status flags indicate if the result of the XORD is zero
or a negative number (the most significant bit is on).

XORD
K aaa

Operand Data Type

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

See memory map
See memory map
0–FFFFFFFF

Discrete Bit Flags

Description

SP63
SP70

ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 and V2001 will be loaded into
the accumulator using the LDD instruction. The value in the accumulator is exclusively
ORed with 36476A38 using the XORD instruction. The value in the accumulator is output
to V2010 and V2011 using the OUTD instruction.
DirectSOFT
Direct SOFT32

V2000

V2001

X1

5

LDD

4

7

E

2

8

7

A

V2000
Load the value in V2000 and
V2001 into the accumulator

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6 5

4 3

2

1

0

0

1

0

1

0

1

0

0

0

1

1

1

1

1

1

0

0

0

1

0

1

0

0

0

0

1

1

1

1

0

1

0

Acc.

0

1

0

1

0

1

0

0

0

1

1

1

1

1

1

0

0

0

1

0

1

0

0

0

0

1

1

1

1

0

1

0

XORD 36476A38

0

0

1

1

0

1

1

0

0

1

0

0

0

1

1

1

0

1

1

0

1

0

1

0

0

0

1

1

1

0

0

0

0

1
0

1
0

0

0

0
1

1
0

0

0

0

1
0

1
0

1
0

0

0

1
0

0

1

0

0

0

0

1

0

0

1

0

0

0

0

1

0

2

3

9

2

4

2

XORD

Acc.

K36476A38
XORD the value in the
accumulator with
the constant value
36476A38
OUTD

Acc.
V2010

Copy the value in the
accumulator to V2010
and V2011

6

V2011

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

SHFT

X

D

G

3

GX
OUT

5-78

SET
6

SHFT

D
Q
E
D

1
3
OR
4
3

ENT
D

C

3

SHFT

D

H

G

7

C

2

2

0

A

0

SHFT

K
JMP

SHFT

A

SHFT

A

B

3
6

A

0

0
1

A

0

A

D

ENT

0

3

I

8

ENT

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

4

V2010

Chapter 5: Standard RLL Instructions - Logical

Exclusive Or Formatted (XORF)
Used

HPP

Used

The XORF instruction performs an exclusive OR of the
XO R F
A aaa
binary value in the accumulator and a specified range of
K bbb
discrete memory bits (1–32).
The instruction requires a starting location (Aaaa) and the number of bits (Bbbb) to be
exclusive OR’d. Discrete status flags indicate if the result of the XORF is zero or negative (the
most significant bit =1).
Operand Data Type

				A/B
Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
Constant

X
Y
C
S
T
CT
SP
K

bbb

0-777
0-777
0-1777
0-1777
0-377
177
0-777
-

Discrete Bit Flags
SP63
SP70

DL06 Range

aaa

1-32

Description
ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the binary pattern of C10–C13 (4 bits) will be
loaded into the accumulator using the LDF instruction. The value in the accumulator will
be logically exclusive ORed with the bit pattern from Y20–Y23 using the XORF instruction.
The value in the lower 4 bits of the accumulator is output to C20–C23 using the OUTF
instruction.
DirectSOFT
DirectSOFT32
X1

LDF

C10

Location

Constant

C13 C12 C11 C10

C10

K4

OFF ON

K4
Load the status of 4
consecutive bits (C10-C13)
into the accumulator
X0RF

Y20
K4

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7 6 5

4 3

2

1

0

0

0

0 0

0

0

1 1

0

0

0

0 0

0

0

0

0

0 0

0 0

0

0

0

0

0

0 0

0 0

0

0

0

0

0

0

Acc.

0

0

0 0

0

0

0

0 0

0

0

0

0 0

0

0

0

0 0

1

1

0

1

0

1

0

0 0

0

0

0

0 0

0

0

0

0 1

1

0

0

Accumulator

Exclusive OR the binary bit
pattern (Y20-Y23) with the
value in the accumulator
OUTF

ON OFF

The unused accumulator bits are set to zero

Acc.

0

0 0

0

0

0

0

Y23 Y22 Y21 Y20
XORF (Y20-Y23) ON OFF ON OFF

C20
K4

Copy the specified number
of bits from the accumulator
to C20-C23

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

X
SET

Q

GX
OUT

SHFT

F

1
3
OR
5

Location

Constant

C20

K4

C23 C22 C21 C20
ON ON OFF OFF

ENT
F

NEXT

5

SHFT

F

5

PREV

PREV

NEXT

NEXT

NEXT

NEXT

C

A

C

A

2

2
0

B

1

A
E

0
E

4

E

0
4

4

ENT

ENT

Standard RLL

DS

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-79

Chapter 5: Standard RLL Instructions - Logical

Exclusive Or with Stack (XORS)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The XORS instruction is a 32-bit instruction that performs an
Exclusive Or of the value in the accumulator with the first level
of the accumulator stack. The result resides in the accumulator.
The value in the first level of the accumulator stack is removed
from the stack and all values are moved up one level. Discrete
status flags indicate if the result of the XORS is zero or a negative
number (the most significant bit is on).
Discrete Bit Flags

XO R S

Description

SP63
SP70

ON if the result in the accumulator is zero.
ON if the result in the accumulator is negative

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 and V1401 will be loaded into
the accumulator using the LDD instruction. The binary value in the accumulator will be
exclusively ORed with 36476A38 using the XORS instruction. The value in the accumulator
is output to V1500 and V1501 using the OUTD instruction.
DirectSOFT

DirectSOFT32

LDD

X1

5

V1400

V1401
4 7 E

2

V1400
8 7

A

Load the value in V1400 and
V1401 into the accumulator
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
Acc.

8 7

6 5

4 3

2

1

0

0

1

0 1

0

1

0

0 0

1

1

1

1 1

1

0

0

0

1 0

1

0

0

0 0

1

1

1

1 0

1

0

XORS
Acc.
Exclusive OR the value
in the accumulator
with the value in the
first level of the
accumulator stack

0

1

0 1

0

1

0

0 0

1

1

1

1 1

1

0

0

0

1 0

1

0

0

0 0

1

1

1

1 0

1

0

36476A38
XOR (1st level of Stack) 0

0

1 1

0

1

1

0 0

1

0

0

0 1

1

1

0

1

1 0

1

0

1

0 0

0

1

1

1 0

0

0

0

0
1

0 0
1

0

1
0

0
1

0 0

0

0
1

0
1

0 0
1

0

0
1

0

1

0 0

0

0

1

0 0

1

0

0

0 0

1

0

2

9

2

2

Acc.

OUTD
V1500
6

Copy the value in the
accumulator to V1500 and V1501

3

V1501

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

X
SET

Q

GX
OUT

SHFT

D

5-80

1
3
OR
3

ENT
D

B

3

SHFT

S
RST
B

1

1

E

4

A

0

A

0

ENT

ENT
F

5

A

0

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

4

4

V1500

Chapter 5: Standard RLL Instructions - Logical

Compare (CMP)
DS

Used

HPP

Used

The CMP instruction is a 16-bit instruction that compares the
value in the lower 16 bits of the accumulator with the value in a
specified V-memory location (Aaaa). The corresponding status flag
will be turned on indicating the result of the comparison. The data
format for this instruction is BCD/Hex, Decimal and Binary.
Operand Data Type

CMP
A aaa

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP60
SP61
SP62

On when the value in the accumulator is less than the instruction value.
On when the value in the accumulator is equal to the instruction value.
On when the value in the accumulator is greater than the instruction value.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example when X1 is on, the constant 4526 will be loaded into the lower 16
bits of the accumulator using the LD instruction. The value in the accumulator is compared
with the value in V2000 using the CMP instruction. The corresponding discrete status flag
will be turned on indicating the result of the comparison. In this example, if the value in
the accumulator is less than the value specified in the CMP instruction, SP60 will turn on,
energizing C30.
DirectSOFT
X1

CONSTANT

LD

4

K4526
Load the constant value
4526 into the lower 16 bits of
the accumulator

5

?
2

6

The unused accumulator
bits are set to zero
Acc.

0

0

0

0

44 55 2?
2 66
?

Compared
with

CMP
V2000

8

Compare the value in the
accumulator with the value
in V2000
SP60

9

4

5

V2000

C30

OUT
Handheld Programmer Keystrokes
$

B

STR

ENT

1

SHFT

L
ANDST

D

SHFT

C

SHFT

M
ORST

P

SHFT

SP
STRN

G

SHFT

C

D

$

STR

GX
OUT

2

SHFT

3

2

K
JMP

C

CV
6
3

E

A
A

0
0

4
2

F
A

5
0

C
A

2
0

G
A

6
0

ENT
ENT

ENT

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-81

Chapter 5: Standard RLL Instructions - Logical

Compare Double (CMPD)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Compare Double instruction is a 32–bit instruction that
CMPD
compares the value in the accumulator with the value (Aaaa), which
A aaa
is either two consecutive V-memory locations or an 8–digit (max.)
constant. The corresponding status flag will be turned on indicating
the result of the comparison. The data format for this instruction is BCD/Hex, Decimal and
Binary.
Operand Data Type

aaa
See memory map
See memory map
0–FFFFFFFF

Discrete Bit Flags
SP60
SP61
SP62

Description
On when the value in the accumulator is less than the instruction value.
On when the value in the accumulator is equal to the instruction value.
On when the value in the accumulator is greater than the instruction value.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 and V2001 will be loaded
into the accumulator using the Load Double instruction. The value in the accumulator
is compared with the value in V2010 and V2011 using the CMPD instruction. The
corresponding discrete status flag will be turned on, indicating the result of the comparison.
In this example, if the value in the accumulator is less than the value specified in the Compare
instruction, SP60 will turn on energizing C30.
DirectSOFT
X1

V2001

LDD

4

5

2

Acc. 4

5

2

V2000

V2000
6

7

2

9

9

Load the value in V2000 and
V2001 into the accumulator
6

7

2

9

9

Compared
with

CMPD
V2010
6

Compare the value in the
accumulator with the value
in V2010 and V2011
SP60

7

3

9

5

V2011

0

2

V2010

C30

OUT

Handheld Programmer Keystrokes
$

B

STR

1

ENT

SHFT

L
ANDST

D

SHFT

C

SHFT

M
ORST

P

SHFT

SP
STRN

G

SHFT

C

D

$

STR

GX
OUT

5-82

DL06 Range
A
V
P
K

		
V-memory
Pointer
Constant

2

3

D

C

3

2

CV
6
3

D
A
A

2

A

0

C

3
0
0

A

0
2

A

0

A

ENT
ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0

ENT
B

1

A

0

ENT

6

Chapter 5: Standard RLL Instructions - Logical

Compare Formatted (CMPF)
DS

Used

HPP

Used

The Compare Formatted instruction compares the value in the
C MP F
A aaa
accumulator with a specified number of discrete locations (1–32).
K bbb
The instruction requires a starting location (Aaaa) and the number
of bits (Kbbb) to be compared. The corresponding status flag will
be turned on, indicating the result of the comparison. The data format for this instruction is
BCD/Hex, Decimal and Binary.
Operand Data Type
		
Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
Constant

DL06 Range
A/B
X
Y
C
S
T
CT
SP
K

Discrete Bit Flags
SP60
SP61
SP62

aaa
0-777
0-777
0-1777
0-1777
0-377
0-177
0-777
-

bbb
1-32

Description
On when the value in the accumulator is less than the instruction value.
On when the value in the accumulator is equal to the instruction value.
On when the value in the accumulator is greater than the instruction value.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the Load Formatted instruction loads the binary
value (6) from C10–C13 into the accumulator. The CMPF instruction compares the value
in the accumulator to the value in Y20–Y23 (E hex). The corresponding discrete status flag
will be turned on, indicating the result of the comparison. In this example, if the value in the
accumulator is less than the value specified in the Compare instruction, SP60 will turn on
energizing C30.
DirectSOFT
DirectSOFT32
X1

LDF

C10
K4

CMPF

Y20
K4

SP60

C30

OUT

Load the value of the
specified discrete locations
(C10-- C13) into the
accumulator
Compare the value in the
accumulator with the value
of the specified discrete
location (Y20-- Y23)

Location

Constant

C10

K4

C13 C12 C11 C10
OFF ON ON OFF

The unused accumulator
bits are set to zero
Acc.
Y23 Y22 Y21 Y20

0

0

0

0

0

0

0

6

Compared
with

ON ON ON OFF
E

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
3
4
5
6
7
8
9
10
11
12
13
14
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B
C
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5-83

Chapter 5: Standard RLL Instructions - Logical

Compare with Stack (CMPS)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-84

The Compare with Stack instruction is a 32-bit instruction that
C MP S
compares the value in the accumulator with the value in the first
level of the accumulator stack. The data format for this instruction is
BCD/Hex, Decimal and Binary.
The corresponding status flag will be turned on, indicating the result of the comparison. This
does not affect the value in the accumulator.
Discrete Bit Flags

Description

SP60
SP61
SP62

On when the value in the accumulator is less than the instruction value.
On when the value in the accumulator is equal to the instruction value.
On when the value in the accumulator is greater than the instruction value.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 and V1401 is loaded into the
accumulator using the Load Double instruction. The value in V1410 and V1411 is loaded
into the accumulator using the Load Double instruction. The value that was loaded into the
accumulator from V1400 and V1401 is placed on top of the stack when the second Load
instruction is executed. The value in the accumulator is compared with the value in the first
level of the accumulator stack using the CMPS instruction. The corresponding discrete status
flag will be turned on indicating the result of the comparison. In this example, if the value in
the accumulator is less than the value in the stack, SP60 will turn on, energizing C30.
DirectSOFT
DirectSOFT32
Load the value in V1400 and
V1401 into the accumulator

LDD
V1400

Load the value in V1410 and
V1411 into the accumulator

LDD
V1410

SP60

Acc.

Compare the value in the
accumulator with the value
in the first level of the
accumulator stack

CMPS

C30
OUT

B

STR

1

SHFT

D

SHFT

L
ANDST

D

SHFT

C

SHFT

M
ORST

$

PREV

G

A

STR

GX
OUT

2

3
3

6

NEXT

D
D

B

3

B

3

0

NEXT

5

0

0

3

5

4

4

6

5

0

0

3

5

4

4

5

V1411
5 0 0

3

V1410
5 4 4

5

3

5

0

0

4

4

Compared with
Top of Stack

ENT

L
ANDST

6

Acc. 5

Handheld Programmer Keystrokes
$

V1400

V1401

X1

P

CV

1
1

S
RST

E
E

4
4

A
B

0
1

A
A

0
0

ENT
ENT

ENT

ENT
NEXT

SHFT

C

2

D

3

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Logical

Compare Real Number (CMPR)
DS

Used

HPP

Used

The Compare Real Number instruction compares a real number
value in the accumulator with two consecutive V-memory locations
containing a real number. The corresponding status flag will be
turned on, indicating the result of the comparison. Both numbers
being compared are 32 bits long.

Operand Data Type

DL06 Range
A
V
P
R

		
V-memory
Pointer
Constant

Discrete Bit Flags
SP60
SP61
SP62
SP71

CMPR
A aaa

aaa
See memory map
See memory map
-3.402823E+ 038 to + -3.402823E+ 038

Description
On when the value in the accumulator is less than the instruction value.
On when the value in the accumulator is equal to the instruction value.
On when the value in the accumulator is greater than the instruction value.
On anytime the V-memory specified by a pointer (P) is not valid

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the LDR instruction loads the real number
representation for 7 decimal into the accumulator. The CMPR instruction compares
the accumulator contents with the real representation for decimal 6. Since 7 > 6, the
corresponding discrete status flag is turned on (special relay SP62), turning on control relay
C1.
DirectSOFT
DirectSOFT32
X1

Load the real number
representation for decimal 7
into the accumulator

LDR
R7.0

Compare the value with the
real number representation
for decimal 6

CMPR
R6.0

SP62

Acc.

4

0

E

0

0

0

0

0

CMPR

4

0

D

0

0

0

0

0

C1
OUT

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Chapter 5: Standard RLL Instructions - Math

Math Instructions

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Add (ADD)
DS

Used

HPP

Used

ADD
Add is a 16-bit instruction that adds a BCD value in the
accumulator with a BCD value in a V-memory location (Aaaa).
(You cannot use a constant as the parameter in the box.) The
result resides in the accumulator.
Operand Data Type
DL06 Range
See memory map
See memory map

Discrete Bit Flags

Description

SP63
SP66
SP67
SP70
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit addition instruction results in a carry.
On when the 32-bit addition instruction results in a carry.
On anytime the value in the accumulator is negative.
On when a BCD instruction is executed and a NON–BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 will be loaded into the
accumulator using the Load instruction. The value in the lower 16 bits of the accumulator
is added to the value in V2006 using the Add instruction. The value in the accumulator is
copied to V2010 using the Out instruction.
DirectSOFT
Direct SOFT32

V2000

X1

4

LD

9

3

5

V2000
Load the value in V2000 into
the lower 16 bits of the
accumulator

The unused accumulator
bits are set to zero
0 0 0 0 4

ADD

+

V2006

2
Acc.

Add the value in the lower
16 bits of the accumulator
with the value in V2006

9

3

5

(Accumulator)

5

0

0

(V2006)

7

4

3

5

7

4

3

5

OUT
V2010
Copy the value in the lower
16 bits of the accumulator to
V2010
Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

A

D

GX
OUT

5-86

aaa

A
V
P

		
V-memory
Pointer

A aaa

0

1

ENT
C

3
3

SHFT

V2010

D

2

C

3

V
AND

A

C

2

A

0
2
0

A
A
B

0
0
1

A
A
A

ENT

0
0

G

0

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

6

ENT

ENT

Chapter 5: Standard RLL Instructions - Math

Add Double (ADDD)
DS

Used

HPP

Used

Add Double is a 32-bit instruction that adds the BCD value in
the accumulator with a BCD value (Aaaa), which is either two
consecutive V-memory locations or an 8–digit (max.) BCD
constant. The result resides in the accumulator.
Operand Data Type

ADDD
A aaa

DL06Range

		
V-memory
Pointer
Constant

aaa

A
V
P
K

See memory map
See memory map
0–99999999

Discrete Bit Flags

Description

SP63
SP66
SP67
SP70
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit addition instruction results in a carry.
On when the 32-bit addition instruction results in a carry.
On anytime the value in the accumulator is negative.
On when a BCD instruction is executed and a NON–BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 and V2001 will be loaded into
the accumulator using the Load Double instruction. The value in the accumulator is added
with the value in V2006 and V2007 using the Add Double instruction. The value in the
accumulator is copied to V2010 and V2011 using the Out Double instruction.
DirectSOFT
Direct SOFT

V2001

X1

6

LDD

7

V2000

3

9

5

0

2

6

V2000
Load the value in V2000 and
V2001 into the accumulator
ADDD
V2006
Add the value in the
accumulator with the value
in V2006 and V2007

6

7

3

9

5

0

2

6

(Accumulator)

+ 2

0

0

0

4

0

4

6

(V2006 and V2007)

Acc. 8

7

3

9

9

0

7

2

8

7

3

9

9

0

7

2

OUTD
V2010

V2001

Copy the value in the
accumulator to V2010 and
V2011

V2010

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

A

D

GX
OUT

SHFT

0

D

1
3
3
3

ENT
D
D

C

3
3

D

2

C

3

SHFT

A

V
AND

C

0
2
2

A
A
A

0
0
0

A
A
B

0
0
1

ENT
G
A

6
0

ENT
ENT

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Chapter 5: Standard RLL Instructions - Math

Add Real (ADDR)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS
HPP

5-88

The Add Real instruction adds a real number in the accumulator with
either a real constant or a real number occupying two consecutive
Used V-memory locations. The result resides in the accumulator. Both
numbers must be Real data type (IEEE floating point format).

ADDR
A aaa

Used

Operand Data Type

DL06 Range
A
V
P
R

		
V-memory
Pointer
Constant

aaa
See memory map
See memory map
-3.402823E+ 38 to + -3.402823E+ 38

Discrete Bit Flags

Description

SP63
SP70
SP71
SP72
SP73
SP74

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On anytime the V-memory specified by a pointer (P) is not valid.
On anytime the value in the accumulator is an invalid floating point number.
On when a signed addition or subtraction results in a incorrect sign bit.
On anytime a floating point math operation results in an underflow error.

NOTE: Status flags are valid only until another instruction uses the same flag.
NOTE: The current HPP does not support real number entry with automatic conversion to the 32-bit
IEEE format. You must use DirectSOFT for this feature.

DirectSOFT
DirectSOFT
5
X1

LDR
R7.0
Load the real number 7.0
into the accumulator

ADDR
R15.0
Add the real number 15.0 to
the accumulator contents,
which is in real number
format.

OUTD
V1400
Copy the result in the accumulator
to V1400 and V1401.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Math

Subtract (SUB)
DS

Used

HPP

Used

Subtract is a 16-bit instruction that subtracts the BCD value
(Aaaa) in a V-memory location from the BCD value in the
lower 16 bits of the accumulator. The result resides in the
accumulator.
Operand Data Type

SUB
A aaa

DL06Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP63
SP64
SP65
SP70
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit subtraction instruction results in a borrow
On when the 32-bit subtraction instruction results in a borrow
On anytime the value in the accumulator is negative.
On when a BCD instruction is executed and a NON–BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 will be loaded into the
accumulator using the Load instruction. The value in V2006 is subtracted from the value in
the accumulator using the Subtract instruction. The value in the accumulator is copied to
V2010 using the Out instruction.
Direct SOFT32
DirectSOFT

V2000
2

X1

4

7

5

LD
V2000
Load the value in V2000 into
the lower 16 bits of the
accumulator

The unused accumulator
bits are set to zero
0 0

0

0

_

SUB
V2006

Acc.

Subtract the value in V2006
from the value in the lower
16 bits of the accumulator
OUT
V2010

2

4

7

5

1

5

9

2

0

8

8

3

0

8

8

3

V2010

Copy the value in the lower
16 bits of the accumulator to
V2010
Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

S
RST

U

GX
OUT

1

ENT
C

3
ISG

SHFT

B

2

1

V
AND

C

2

A

0

A

0

A

SHFT

V
AND

C

A

B

A

0

1

0
2
0

ENT
A

0

A

0

G

6

ENT

1
2
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ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-89

Chapter 5: Standard RLL Instructions - Math

Subtract Double (SUBD)

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5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-90

Subtract Double is a 32-bit instruction that subtracts the BCD value
(Aaaa), which is either two consecutive V-memory locations or an
8-digit (max.) constant, from the BCD value in the accumulator.
Operand Data Type

SUBD
A aaa

DL06 Range

		
V-memory
Pointer
Constant

aaa

A
V
P
K

See memory map
See memory map
0–99999999

Discrete Bit Flags

Description

SP63
SP64
SP65
SP70
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16- bit subtraction instruction results in a borrow
On when the 32-bit subtraction instruction results in a borrow
On anytime the value in the accumulator is negative.
On when a BCD instruction is executed and a NON–BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 and V2001 will be loaded
into the accumulator using the Load Double instruction. The value in V2006 and V2007
is subtracted from the value in the accumulator. The value in the accumulator is copied to
V2010 and V2011 using the Out Double instruction.
DirectSOFT
Direct SOFT32

V2001
0

X1

1

0

V2000
6

3

2

7

4

LDD
V2000
Load the value in V2000 and
V2001 into the accumulator

0 1
_

SUBD
V2006

ACC.

0

0

0

0

0

6

3

2

7

4

6

7

2

3

7

5

3

9

0

8

9

9

3

9

0

8

9

9

The in V2006 and V2007 is
subtracted from the value in
the accumulator
OUTD
V2010

V2011

V2010

Copy the value in the
accumulator to V2010 and
V2011
Handheld Programmer Keystrokes
$

B

STR

1

SHFT

L
ANDST

D

SHFT

S
RST

SHFT

GX
OUT

SHFT

D

3

3

ENT
D
U

C

3
ISG

B
C

1
2

D
A

2

A

0

C

3
0

A

B

1

A

0
2
0

A
A

0
0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

ENT
A

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ENT

Chapter 5: Standard RLL Instructions - Math

Subtract Real (SUBR)
DS

Used

HPP

N/A

The Subtract Real is a 32-bit instruction that subtracts a real
number, which is either two consecutive V-memory locations or a
32-bit constant, from a real number in the accumulator. The result is
a 32-bit real number that resides in the accumulator. Both numbers
must be Real data type (IEEE floating point format).
Operand Data Type

S UBR
A aaa

DL06 Range
aaa

A
V
P
R

		
V-memory
Pointer
Constant

See memory map
See memory map
-3.402823E + 38 to+-3.402823E + 38

Discrete Bit Flags

Description

SP63
SP70
SP71
SP72
SP73
SP74

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On anytime the V-memory specified by a pointer (P) is not valid.
On anytime the value in the accumulator is an invalid floating point number.
On when a signed addition or subtraction results in a incorrect sign bit.
On anytime a floating point math operation results in an underflow error.

NOTE: Status flags are valid only until another instruction uses the same flag.
DirectSOFT
DirectSOFT32
LDR

4

1

B

0

0

0

0

0

R22.0
Load the real number 22.0
into the accumulator.
-

2

2

4

1

B

0

0

0

0

0

(Accumulator)

1

5

+ 4

1

7

0

0

0

0

0

(SUBR)

7

Acc. 4

0

E

0

0

0

0

0

0

0

(decimal)

SUBR
R15.0

V1401

Subtract the real number
15.0 from the accululator
contents, which is in real
number format.

OUTD
V1400
Copy the result in the accumulator
to V1400 and V1401.

4

0

E

V1400
0

0

0

(Hex number)

Real Value

Acc.

Sign Bit

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

0 1

0

0

0

0 0

0

1

1

1 0

0

0

0

0

0 0

0

0

0

0 0

0

0

0

0 0

0

0

0

0

Exponent (8 bits)

128 + 1 = 129
129 - 127 = 2
Implies 2 (exp 2)

Mantissa (23 bits)

1.11 x 2 (exp 2) = 111. binary= 7 decimal

ndard RLL
s tructions

X1

NOTE: The current HPP does not support real number entry with automatic conversion to the 32-bit
IEEE format. You must use DirectSOFT for this feature

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions- - Math

Multiply (MUL)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-92

Multiply is a 16-bit instruction that multiplies the BCD value
(Aaaa), which is either a V-memory location or a 4–digit
(max.) constant, by the BCD value in the lower 16 bits of the
accumulator The result can be up to 8 digits and resides in the
accumulator.
Operand Data Type

MUL
A aaa

DL06 Range

		
V-memory
Pointer
Constant

aaa

A
V
P
K

See memory map
See memory map
0–9999

Discrete Bit Flags

Description

SP63
SP70
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On when a BCD instruction is executed and a NON–BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 will be loaded into the
accumulator using the Load instruction. The value in V2006 is multiplied by the value in
the accumulator. The value in the accumulator is copied to V2010 and V2011 using the Out
Double instruction.
V2000

DirectSOFT
Direct SOFT32
X1

1 0

LD

0 0

V2000
The unused accumulator
bits are set to zero

Load the value in V2000 into
the lower 16 bits of the
accumulator

0

0

0

0

1 0 0 0

X

MUL

Acc.

V2006

2
0

0

0

0

5

0

2

5

0

0

0

0

2

5

0

0

0

The value in V2006 is
multiplied by the value in the
accumulator

OUTD

V2011

V2010

V2010

Copy the value in the
accumulator to V2010 and
V2011
Handheld Programmer Keystrokes
$

B

STR

1

SHFT

L
ANDST

D

SHFT

M
ORST

U
ISG

SHFT

D

GX
OUT

ENT
C

3

3

2

A
C

L
ANDST
C

2

A

0
2
0

A
A
B

0
0
1

A
A
A

0
0
0

ENT
G

6

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

ENT

(Accumulator)
(V2006)

Chapter 5: Standard RLL Instructions - Math

Multiply Double (MULD)
DS

Used

HPP

Used

Multiply Double is a 32-bit instruction that multiplies the 8-digit
BCD value in the accumulator by the 8-digit BCD value in the two
consecutive V-memory locations specified in the instruction. The
lower 8 digits of the results reside in the accumulator. Upper digits
of the result reside in the accumulator stack.

Operand Data Type

MULD
A aaa

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP63
SP70
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On when a BCD instruction is executed and a NON–BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the constant Kbc614e hex will be loaded into the
accumulator. When converted to BCD the number is ”12345678”. That number is stored in
V1400 and V1401. After loading the constant K2 into the accumulator, we multiply it times
12345678, which
Direct SOFT32 Display
DirectSOFT
1 2 3 4
5 6 7 8 (Accumulator)
X1
Load the hex equivalent
gives us 24691356.
LDD
of 12345678 decimal into
Kbc614e

the accumulator.

V1401

Convert the value to
BCD format. It will
occupy eight BCD digits
(32 bits).

BCD

Output the number to
V1400 and V1401 using
the OUTD instruction.

OUTD
V1400

V1400

2

3

4

5

6

7

8

2

4

6

9

1

3

5

6

2

4

6

9

1

3

5

6

1

X
Acc.

2

(Accumulator)

Load the constant K2
into the accumulator.

LD
K2

V1400

Multiply the accumulator
contents (2) by the
8-digit number in V1400
and V1401.

V1402

Move the result in the
accumulator to V1402
and V1403 using the
OUTD instruction.

MULD

OUTD

V1403

V1402

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

B

C

GX
OUT

SHFT

D

SHFT

L
ANDST

D

SHFT

M
ORST

U

SHFT

D

GX
OUT

1

1
3
2

ENT
D
D

3
3

3

1

PREV

3
ISG

L
ANDST

SHFT

B

E

A

A

1

C

2

SHFT

G

6

B

1

E

4

SHFT

E

4

ENT

ENT
B

3

PREV

D
B

C

4
2

B

3
1

E

4

0

0

ENT

ENT

A

1
0

E
C

4
2

A

0

A

0

ENT

1
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DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-93

Chapter 5: Standard RLL Instructions - Math

Multiply Real (MULR)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-94

The Multiply Real instruction multiplies a real number in the
accumulator with either a real constant or a real number occupying
two consecutive V-memory locations. The result resides in the
accumulator. Both numbers must be Real data type (IEEE floating
point format).
Operand Data Type

MULR
A aaa

DL06 Range
aaa

A
V
P
R

		
V-memory
Pointer
Real Constant

See memory map
See memory map
-3.402823E +38 to + -3.402823E +38

Discrete Bit Flags

Description

SP63
SP70
SP71
SP72
SP73
SP74

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On anytime the V-memory specified by a pointer (P) is not valid.
On anytime the value in the accumulator is an invalid floating point number.
On when a signed addition or subtraction results in an incorrect sign bit.
On anytime a floating point math operation results in an underflow error.

NOTE: Status flags are valid only until another instruction uses the same flag.
DirectSOFT
DirectSOFT32 Display
X1

LDR

4

0

E

0

0

0

0

0

R 7.0
Load the real number 7.0
into the accumulator.

4

0

E

0

0

0

0

0

(Accumulator)

x

1

7
5

X 4

1

7

0

0

0

0

0

(MULR)

1

0

5

Acc. 4

2

D

2

0

0

0

0

2

0

(decimal)

MULR
R 15.0

V1401
4

Multiply the accumulator
contents by the real number
15.0

2

D

V1400
0

0

0

(Hex number)

Real Value

OUTD
V1400
Copy the result in the accumulator
to V1400 and V1401.

Acc.

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

0 1

0

0

0

0 1

0

1

1

0 1

0

0

1

0

0 0

0

0

0

0 0

0

0

0

0 0

0

0

0

0

Exponent (8 bits)

Sign Bit
128 + 4 + 1 = 133
133 - 127 = 6
Implies 2 (exp 6)

Mantissa (23 bits)

1.101001 x 2 (exp 6) = 1101001. binary= 105 decimal

NOTE: The current HPP does not support real number entry with automatic conversion to the 32-bit
IEEE format. You must use DirectSOFT for this feature.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Math

Divide (DIV)
DS

Used

HPP

Used

Divide is a 16-bit instruction that divides the BCD value in
the accumulator by a BCD value (Aaaa), which is either a
V-memory location or a 4-digit (max.) constant. The first part
of the quotient resides in the accumulator and the remainder
resides in the first stack location.
Operand Data Type

DIV
A aaa

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

See memory map
See memory map
0–9999

Discrete Bit Flags

Description

SP53
SP63
SP70
SP75

On when the value of the operand is larger than the accumulator can work with.
On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On when a BCD instruction is executed and a NON–BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V2000 will be loaded into the
accumulator using the Load instruction. The value in the accumulator will be divided by
the value in V2006 using the Divide instruction. The value in the accumulator is copied to
V2010 using the Out instruction.
Direct SOFT32
DirectSOFT

V2000

X1

5 0

LD

0

0

V2000
Load the value in V2000 into
the lower 16 bits of the
accumulator

The unused accumulator
bits are set to zero
0 0 0 0 5

DIV

0

0

÷

V2006

1

Acc.

The value in the
accumulator is divided by
the value in V2006

0

4

9

0

2

(Accumulater)
V2006
0

0

0

0

0

0

0

2

First stak location contains
the remainder

1

OUT
V2010

0

2

V2010

Copy the value in the lower
16 bits of the accumulator to
V2010
Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

D

I

GX
OUT

3

1

ENT
C

3
8

SHFT

2

V
AND
V
AND

A
C

C

2

A

0
2
0

A
A
B

0
0
1

A
A
A

0
0
0

ENT
G

6

ENT

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Math

Divide Double (DIVD)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-96

Divide Double is a 32-bit instruction that divides the BCD
value in the accumulator by a BCD value (Aaaa), which
must be obtained from two consecutive V-memory locations.
(You cannot use a constant as the parameter in the box.) The
first part of the quotient resides in the accumulator and the
remainder resides in the first stack location.
Operand Data Type

DIVD
A aaa

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP63
SP70
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On when a BCD instruction is executed and a NON–BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 and V1401 will be loaded into
the accumulator using the Load Double instruction. The value in the accumulator is divided
by the value in V1420 and V1421 using the Divide Double instruction. The first part of the
quotient resides in the accumulator and the remainder resides in the first stack location. The
value in the accumulator is copied to V1500 and V1501 using the Out Double instruction.
DirectSOFT
X1

V1401
0

LDD

1

V1400

5

0

0

0

0

0

V1400
Load the value in V1400 and
V1401 into the accumulator

The unused accumulator
bits are set to zero
0

1

5

0

0

0

0

0

(Accumulator)

0

0

0

0

0

0

5

0

(V1421 and V1420)

Acc. 0

0

0

3

0

0

0

0

DIVD

?
V1420

0

The value in the accumulator
is divided by the value in
V1420 and V1421

0

0

0

0

0

0

0

First stack location contains
the remainder

OUTD

0

V1500

0

0

3

0

0

V1501

Copy the value in the
accumulator to V1500
and V1501

0

0

V1500

Handheld Programmer Keystrokes

POP

$

Retrieve the remainder
OUTD
V1502
Copy the value into
V1502 and V1503

B

STR

1

ENT

SHFT

L
D
3
ANDST

D

SHFT

D

V
AND

GX
OUT

3

SHFT

I
D

8
3

B

3

B
B

1

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E
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A
C
A

0
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0

A
A

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ENT

ENT
ENT

Chapter 5: Standard RLL Instructions - Math

Divide Real (DIVR)
Used

HPP

N/A

The Divide Real instruction divides a real number in
accumulator by either a real constant or a real number
occupying two consecutive V-memory locations. The result
resides in the accumulator. Both numbers must be Real data
type (IEEE floating point format).

the

DIVR
A aaa

Operand Data Type

DL06 Range
aaa

A
V
P
R

		
V-memory
Pointer
Real Constant

See memory map
See memory map
-3.402823E + 38 to + -3.402823E + 38

Discrete Bit Flags

Description

SP63
SP70
SP71
SP72
SP74

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On anytime the V-memory specified by a pointer (P) is not valid.
On anytime the value in the accumulator is an invalid floating point number.
On anytime a floating point math operation results in an underflow error.

NOTE: Status flags are valid only until another instruction uses the same flag.
DirectSOFT
DirectSOFT32 Display
X1

4

1

7

0

0

0

0

0

4

1

7

0

0

0

0

0

(Accumulator)

4

1

2

0

0

0

0

0

(DIVR )

Acc. 3

F

C

0

0

0

0

0

0

0

LDR
R15.0
Load the real number 15.0
into the accumulator.
¸

1

5

1

0

(decimal)
¸

1 . 5
DIVR
R10.0

V1401

Divide the accumulator contents
by the real number 10.0.

3

F

C

V1400
0

0

0

(Hex number)

Real Value

OUTD
V1400
Copy the result in the accumulator
to V1400 and V1401.

Acc.

Sign Bit

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

0 0

1

1

1

1 1

1

1

1

0 0

0

0

0

0

0 0

0

0

0

0 0

0

0

0

0 0

0

0

0

0

Exponent (8 bits)

64 + 32 + 16 + 8 + 4 + 2 + 1 = 127
127 - 127 = 0
Implies 2 (exp 0)

Mantissa (23 bits)

1.1 x 2 (exp 0) = 1.1 binary= 1.5 decimal

NOTE: The current HPP does not support real number entry with automatic conversion to the 32-bit
IEEE format. You must use DirectSOFT for this feature.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

ndard RLL

DS

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Chapter 5: Standard RLL Instructions - Math

Increment (INC)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Increment instruction increments a BCD value in a specified
V-memory location by “1” each time the instruction is executed.

INC
A aaa

Decrement (DEC)
DS

Used

HPP

Used

The Decrement instruction decrements a BCD value in a
specified V-memory location by “1” each time the instruction is
executed.
Operand Data Type

A aaa

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP63
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On when a BCD instruction is executed and a NON–BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following increment example, when C5 makes an Off-to-On transition the value in
V1400 increases by one.
V1400

DirectSOFT
C5

INC

8

9

8

9

3

5

V1400
Increment the value in
V1400 by “1”.

V1400

Handheld Programmer Keystrokes
$

STR
I

SHFT

8

NEXT

NEXT

N
TMR

C

NEXT

2

NEXT

F

B

E

1

3

6

ENT

5

A

4

A

0

ENT

0

In the following decrement example, when C5 makes an Off-to-On transition the value in
V1400 is decreased by one.
DirectSOFT

V1400

C5

DEC

8

9

8

9

3

5

V1400
Decrement the value in
V1400 by “1”.

V1400
3

4

Handheld Programmer Keystrokes
$

STR

SHFT

5-98

DEC

D

3

NEXT

NEXT

E

C

4

2

NEXT

NEXT

F

B

E

1

5
4

ENT
A

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Chapter 5: Standard RLL Instructions - Math

Add Binary (ADDB)
DS

Used

HPP

Used

Add Binary is a 16-bit instruction that adds the
binary value in the lower 16 bits of the accumulator
with a binary value (Aaaa), which is either a
V-memory location or a 16-bit constant. The result
can be up to 32 bits and resides in the accumulator.

ADDB
A aaa

Operand Data Type

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

See memory map
See memory map
0-FFFF, h=65636

Discrete Bit Flags

Description

SP63
SP66
SP67
SP70
SP73

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit addition instruction results in a carry.
On when the 32-bit addition instruction results in a carry.
On anytime the value in the accumulator is negative.
On when a signed addition or subtraction results in an incorrect sign bit.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 will be loaded into the
accumulator using the Load instruction. The binary value in the accumulator will be added to
the binary value in V1420 using the Add Binary instruction. The value in the accumulator is
copied to V1500 and V1501 using the Out Double instruction.
Use either
V-memory

DirectSOFT
X1

OR

Constant
V1400
0

A

The unused accumulator
bits are set to zero
0 0 0 0
0

LD

LD

0

5

K2565

V1400
Load the value in V1400
into the lower 16 bits of
the accumulator

BIN

+

ADDB
V1420

Acc.

A

0

5

1

2

C

4

1

C

C

9

C

C

9

(Accumulator)
(V1420)

The binary value in the
accumulator is added to the
binary value in V1420
OUTD
V1500

1

V1500

Copy the value in the lower
16bits of the accumulator to
V1500 and V1501
Handheld Programmer Keystrokes
X(IN)

1

SHFT

L

D

V

1

SHFT

A

D

D

B

OU T

SHFT

D

STR

ENT

V

4

1

0

0

ENT

V

1

4

2

5

0

0

ENT

0

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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7
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13
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Chapter 5: Standard RLL Instructions - Math

Add Binary Double (ADDBD)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-100

ADDBD
A aaa

Add Binary Double is a 32-bit instruction that adds the binary
value in the accumulator with the value (Aaaa), which is either
two consecutive V-memory locations or an 8-digit (max.) binary
constant. The result resides in the accumulator.
Operand Data Type

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

See memory map
See memory map
0-FFFF FFFF

Discrete Bit Flags

Description

SP63
SP66
SP67
SP70
SP73

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit addition instruction results in a carry.
On when the 32-bit addition instruction results in a carry.
On anytime the value in the accumulator is negative.
On when a signed addition or subtraction results in an incorrect sign bit.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 and V1401 will be loaded into
the accumulator using the Load Double instruction. The binary value in the accumulator is
added with the binary value in V1420 and V1421 using the Add Binary Double instruction.
The value in the accumulator is copied to V1500 and V1501 using the Out Double
instruction.
Use either
V-memory

DirectSOFT
X1

OR

Constant
V1401

LDD
V1400

LDD
K2561

Load the value in V1400
and V1401 into the
accumulator

BIN

ADDBD
V1420

V1400

0

0

0

0

0

A

0

1

0

0

0

0

0

A

0

1

(Accumulator)

+ 1

0

0

0

C

0

1

0

(V1421 and V1420)

1

0

0

0

C

A

1

1

1

0

0

0

C

A

1

1

Acc.

The binary value in the
accumulator is added with the
value in V1420 and V1421
OUTD

V1501

V1500

V1500

Copy the value in the
accumulator to V1500
and V1501
Handheld
H andheld Programmer Keys
trokes Programmer Keystrokes

STR

X(IN)

$

B

1STR

S HF T

D
L
S HF T
ANDST
3

ADD

S HF T

SHFT
B

A

OU T

S HF T

GX
D
OUT

S HF T D
SHFT

LD

D

D

0

ENT

1

SHFT
D

3
3

V

D
D

S HF T
V

3
3

B

1
B

V

D

B1

F

1
1

14
3
5

E

4

A
B

1
5

0

4
A

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DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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2

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ENT

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C

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0 A

0

ENT

Chapter 5: Standard RLL Instructions - Math

Subtract Binary (SUBB)
DS

Used

HPP

Used

Subtract Binary is a 16-bit instruction that subtracts the binary
value (Aaaa), which is either a V-memory location or a 4-digit
(max.) binary constant, from the binary value in the accumulator.
The result resides in the accumulator.
Operand Data Type

S UBB
A aaa

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

See memory map
See memory map
0-FFFF, h=65636

Discrete Bit Flags

Description

SP63
SP64
SP65
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit subtraction instruction results in a borrow.
On when the 32-bit subtraction instruction results in a borrow.
On anytime the value in the accumulator is negative.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 will be loaded into the
accumulator using the Load instruction. The binary value in V1420 is subtracted from the
binary value in the accumulator using the Subtract Binary instruction. The value in the
accumulator is copied to V1500 using the Out instruction.
Use either
V-memory

DirectSOFT

X1

OR

Constant

LD

LD

K1024

V1400

V1400

Load the value in V1400
into the lower 16 bits of
the accumulator

1

0

2

4

The unused accumulator
bits are set to zero
0 0 0 0
1

BIN

SUBB
V1420
The binary value in V1420 is
subtracted from the value in
the accumulator

Acc.

OUT

0

2

4

(Accumulator)

0

A

0

B

(V1420)

0

6

1

9

0

6

1

9

V1500
Copy the value in the lower 16
bits of the accumulator to V1500

V1500
Handheld Programmer Keystrokes
X(IN)

STR

1

ENT

SHFT

L

D

V

1

4

SHFT

S

SHFT

U

B

B

2

0

ENT

V

1

V

1

4

OUT

SHFT

D

0

0

ENT

5

0

0

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

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Chapter 5: Standard RLL Instructions - Math

Subtract Binary Double (SUBBD)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-102

Subtract Binary Double is a 32-bit instruction that subtracts the
binary value (Aaaa), which is either two consecutive V-memory
locations or an 8-digit (max.) binary constant, from the binary
value in the accumulator. The result resides in the accumulator.
Operand Data Type

S UBBD
A aaa

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

See memory map
See memory map
0-FFFF FFFF

Discrete Bit Flags

Description

SP63
SP64
SP65
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit subtraction instruction results in a borrow.
On when the 32-bit subtraction instruction results in a borrow.
On anytime the value in the accumulator is negative.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 and V1401 will be loaded into
the accumulator using the Load Double instruction. The binary value in V1420 and V1421
is subtracted from the binary value in the accumulator using the Subtract Binary Double
instruction. The value in the accumulator is copied to V1500 and V1501 using the Out
Double instruction.
Use either
V-memory

DirectSOFT
X1

OR

Constant

LDD
K393471

LDD
V1400
Load the value in V1400
and V1401 into the
accumulator

0

V1401
0 0

6

0

V1400
0 F

F

0

0

0

6

0

0

F

F

(Accumulator)

0

0

0

0

1

A

0

1

(V1421 and V1420)

0

0

0

5

E

6

F

E

0

0

0

5

E

6

F

E

BIN

-

SUBBD
V1420

Acc.

The binary value in V1420 and
V1421 is subtracted from the
binary value in the accumulator
OUTD
V1500

V1501

Copy the value in the
accumulator to V1500
and V1501
Handheld Programmer Keystrokes
Handheld
Programmer Keystrokes
B
$
ENT
1
STRSTR
X(IN)
1
SHFT
SHFT

L
L
ANDST

D

SHFT
SHFT

SS
RST
1
SHFT

SHFT
SHFT

VGX
OUT
OUT

SHFT

3D

D 4
3
D

D
U

3
ISG

ENT
B
1
1

V
U

B

2

B

1
1

BB
0F
V

1
5

E
4 4
D
B

ENT
A
1

A

0

B

3
0

A

A

0
5

0 0

V1500

ENT
E

1

ENT
C

4

2

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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ENT

Chapter 5: Standard RLL Instructions - Math

Multiply Binary (MULB)
DS

Used

HPP

Used

Multiply Binary is a 16-bit instruction that multiplies the binary
value (Aaaa), which is either a V-memory location or a 4-digit
(max.) binary constant, by the binary value in the accumulator.
The result can be up to 32 bits and resides in the accumulator.
Operand Data Type

MULB
A aaa

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

See memory map
See memory map
0-FFFF

Discrete Bit Flags

Description

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 will be loaded into the
accumulator using the Load instruction. The binary value in V1420 is multiplied by the
binary value in the accumulator using the Multiply Binary instruction. The value in the
accumulator is copied to V1500 using the Out instruction.
Use either
V-memory

DirectSOFT

DirectSOFT32 Display
X1

OR

Constant

LD

V1400

LD

V1400

K2561

Load the value in V1400
into the lower 16 bits of
the accumulator

BIN

The unused accumulator
bits are set to zero
0 0 0 0

MULB

x

V1420

Acc.

The binary value in V1420 is
multiplied by the binary
value in the accumulator

0

A

0

1

0

A 0

1

(Accumulator)

0

0

2

E

(V1420)

0

0

0

1

C

C

2

E

0

0

0

1

C

C

2

E

OUTD
V1500
Copy the value of the accumulator
to V1500 and V1501

V1501

V1500

Handheld Programmer Keystrokes
STR

X

1

SHFT

L

D

V

ENT
1

SHFT

M

U

L

B

OUT

SHFT

D

V

4

1

0

0

ENT

V

1

4

2

5

0

0

ENT

0

ENT

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Chapter 5: Standard RLL Instructions - Math

Divide Binary (DIVB)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-104

Divide Binary is a 16-bit instruction that divides the binary value in
the accumulator by a binary value (Aaaa), which is either a V-memory
location or a 16-bit (max.) binary constant. The first part of the
quotient resides in the accumulator and the remainder resides in the
first stack location.
Operand Data Type

A aaa

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

Discrete Bit Flags

DIVB

See memory map
See memory map
0-FFFF

Description

SP53

On when the value of the operand is larger than the accumulator can work with.

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 will be loaded into the
accumulator using the Load instruction. The binary value in the accumulator is divided by
the binary value in V1420 using the Divide Binary instruction. The value in the accumulator
is copied to V1500 using the Out instruction.
Use either
V-memory

DirectSOFT Display
DirectSOFT32

X1

OR

Constant

LD

LDD
K64001

V1400
Load the value in V1400
into the lower 16 bits of
the accumulator

BIN

F

V1400
A 0

1

The unused accumulator
bits are set to zero
0

DIVB

0

0

0

_..

V1420

Acc.

The binary value in th
accumulator is divided by
the binary value in V1420

F

A 0

1

(Accumulator)

0

0

5

0

(V1420)

0

3

2

0

0

0

0

OUT
V1500

0

Copy the value in the lower 16
bits of the accumulator to V1500

3

2

0

V1500

Handheld Programmer Keystrokes
STR

0

0

0

0

First stack location contains
the remainder

X

1

SHFT

L

D

V

ENT
1

SHFT

D

I

V

B

OUT

SHFT

D

V

4

0

0

ENT

V

1

4

2

1

5

0

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0

ENT

0

Chapter 5: Standard RLL Instructions - Math

Increment Binary (INCB)
DS

Used

HPP

Used

The Increment Binary instruction increments a
binary value in a specified V-memory location by
“1” each time the instruction is executed.

INCB
A aaa

Operand Data Type

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

See memory map
See memory map

Discrete Bit Flags

Description

SP63

On when the result of the instruction causes the value in the accumulator to be zero.

In the following example when C5 is on, the binary value in V2000 is increased by 1.
DirectSOFT

V2000

Direct SOFT32
C5

4

INCB

A

Handheld Programmer Keystrokes

3

C

$

V2000

STR

SHFT

Increment the binary value
in V2000 by“1”

I

8

SHFT

C

N
TMR

C

F

2

B

2

ENT

5

C

1

A

2

A

0

A

0

ENT

0

V2000
4

A

3

D

Decrement Binary (DECB)
DS

Used

HPP

Used

The Decrement Binary instruction decrements a binary value in
a specified V-memory location by “1” each time the instruction is
executed.
Operand Data Type

DL06 Range
aaa

A
V
P

		
V-memory
Pointer

DECB
A aaa

See memory map
See memory map

Discrete Bit Flags

Description

SP63

On when the result of the instruction causes the value in the accumulator to be zero.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example when C5 is on, the value in V2000 is decreased by 1.
V2000

DirectSOFT
C5

4

DECB

A

?
3

C

V2000
Decrement the binary value
in V2000 by“1”

A

?
3

$

STR

SHFT

V2000
4

Handheld Programmer Keystrokes

D

3

SHFT

C

E

C

4

2
2

F
B

5
1

ENT
C

2

A

0

A

0

B

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

A

0

ENT

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

5-105

Chapter 5: Standard RLL Instructions - Math

Add Formatted (ADDF)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

Add Formatted is a 32-bit instruction that adds the
BCD value in the accumulator with the BCD value
(Aaaa) which is a range of discrete bits. The specified
range (Kbbb) can be 1 to 32 consecutive bits. The
result resides in the accumulator.
Operand Data Type

DL06 Range
A
X
Y
C
S
T
CT
SP
GX
K

		
Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
Global I/O
Constant

aaa

bbb

0–777
0–777
0–1777
0–1777
0–377
0–177
0-137 320-717
0-3777
––

––
––
––
––
––
––
––
––
1–32

Discrete Bit Flags

Description

SP63
SP66
SP67
SP70
SP73
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit addition instruction results in a carry.
On when the 32 bit addition instruction results in a carry.
On anytime the value in the accumulator is negative.
On when a signed addition or subtraction results in an incorrect sign bit.
On when a BCD instruction is executed and a NON-BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X6 is on, the BCD value formed by discrete locations X0–X3
is loaded into the accumulator using the LDF instruction. The BCD value formed by discrete
locations C0–C3 is added to the value in the accumulator using the ADDF instruction.
The value in the lower four bits of the accumulator is copied to Y10–Y13 using the OUTF
instruction.
DirectSOFT32
DirectSOFTDisplay
X6

LDF

X0
K4

X3 X2 X1 X0
ON OFF OFF OFF

Load the BCD value represented
by discrete locations X0–X3
into the accumulator

The unused accumulator
bits are set to zero
ADDF

C0
K4

OUTF

Y10
K4

Add the BCD value in the
accumulator with the value
represented by discrete
location C0–C3

0

0

0

0

0

0

0

Acc.

8
3

+
0

0

0

1

0

0

0

(Accumulator)
(C0-C3)

1

Copy the lower 4 bits of the
accumulator to discrete
locations Y10–Y13

Handheld Programmer Keystrokes
$

G

STR

SHFT

L
ANDST

D

SHFT

A

D

GX
OUT

5-106

ADDF
A aaa
K bbb

0

SHFT

F

6
3
3
5

Y13 Y12 Y11 Y10

ENT
F
D

OFF OFF OFF ON
A

5
3

F
B

NEXT

5
1

E

0

A

0

4

NEXT
E

4

ENT
NEXT

NEXT

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

E

4

ENT

C3

C2

C1

C0

OFF OFF ON ON

Chapter 5: Standard RLL Instructions - Math

Subtract Formatted (SUBF)
DS

Used

HPP

Used

S UBF
A aaa
K bbb

Subtract Formatted is a 32-bit instruction that subtracts the BCD
value (Aaaa), which is a range of discrete bits, from the BCD value
in the accumulator. The specified range (Kbbb) can be 1 to 32
consecutive bits. The result resides in the accumulator.
Operand Data Type

DL06 Range

		
Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
Global I/O

A
X
Y
C
S
T
CT
SP
GX

aaa

bbb

0–777
0–777
0–1777
0–1777
0–377
0–177
0-137 320-717
0-3777

––
––
––
––
––
––
––
––

K

––

1–32

Constant

Discrete Bit Flags

Description

SP63
SP64
SP65
SP70
SP73
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit subtraction instruction results in a borrow.
On when the 32 bit subtraction instruction results in a borrow
On any time the value in the accumulator is negative.
On when a signed addition or subtraction results in an incorrect sign bit.
On when a BCD instruction is executed and a NON-BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X6 is on, the BCD value formed by discrete locations X0–X3
is loaded into the accumulator using the LDF instruction. The BCD value formed by discrete
location C0–C3 is subtracted from the BCD value in the accumulator using the SUBF
instruction. The value in the lower four bits of the accumulator is copied to Y10–Y13 using
the OUTF instruction.
DirectSOFT
DirectSOFT32 Display

X3

X6

LDF

X0
K4

SUBF

C0
K4

Load the BCD value represented
by discrete locations X0-X3 into
the accumulator

Y10
K4

X1

X0

The unused accumulator
bits are set to zero

Subtract the BCD value
represented by C0-C3 from
the value in the accumulator

0

0

0

0

0

0

0

y
ACC. 0

OUTF

X2

ON OFF OFF ON

0

0

0

0

0

0

9

(Accumulator)

C3

8

(C0-- C3)

ON OFF OFF OFF

C2

1

Copy the lower 4 bits of the
accumulator to discrete
locations Y10-- Y13

Handheld Programmer Keystrokes
$

G

STR

Y13 Y12 Y11 Y10
6

SHFT

L
ANDST

D

SHFT

S
RST

SHFT

SHFT

F

GX
OUT

3

5

ENT
F
U

OFF OFF OFF ON
A

5
ISG

B
B

1
1

F
A

0
5
0

E

4

NEXT
E

4

ENT
NEXT

NEXT

NEXT

A

0

E

4

ENT

C1

C0

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-107

Chapter 5: Standard RLL Instructions - Math

Multiply Formatted (MULF)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

Multiply Formatted is a 16-bit instruction that multiplies the
BCD value in the accumulator by the BCD value (Aaaa) which is
a range of discrete bits. The specified range (Kbbb) can be 1 to 16
consecutive bits. The result resides in the accumulator.
Operand Data Type
		
Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
Global I/O

MULF
A aaa
K bbb

DL06 Range
A
X
Y
C
S
T
CT
SP
GX

aaa

bbb

0–777
0–777
0–1777
0–1777
0–377
0–177
0-137 320-717
0-3777

––
––
––
––
––
––
––
––

K

––

1–16

Constant

Discrete Bit Flags

Description

SP63
SP70
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On any time the value in the accumulator is negative.
On when a BCD instruction is executed and a NON-BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X6 is on, the value formed by discrete locations X0–X3 is
loaded into the accumulator using the Load Formatted instruction. The value formed by
discrete locations C0–C3 is multiplied by the value in the accumulator using the Multiply
Formatted instruction. The value in the lower four bits of the accumulator is copied to Y10–
Y13 using the Out Formatted instruction.

DirectSOFT
DirectSOFT32 Display

X3

X6

LDF

X0
K4

Load the value represented
by discrete locations X0-- X3
into the accumulator

X2

X1

X0

OFF OFF ON ON
The unused accumulator
bits are set to zero

MULF

C0
K4

OUTF

Y10
K4

Multiply the value in the
accumulator with the value
represented by discrete
locations C0-- C3

0

0

0

0

0

0

0

X
Acc. 0

0

0

0

0

0

0

3

(Accumulator)

C3

2

(C0-- C3)

OFF OFF ON OFF

6

Copy the lower 4 bits of the
accumulator to discrete
locations Y10-- Y13

Handheld Programmer Keystrokes
$

G

STR

SHFT

L
ANDST

D

SHFT

M
ORST

U

SHFT

F

GX
OUT

5-108

6
3

ISG
5

Y13 Y12 Y11 Y10

ENT
F

OFF ON ON OFF
A

5

L
ANDST

F
B

0
NEXT

5
1

E

A

0

4

NEXT
E

4

ENT
NEXT

NEXT

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

E

4

ENT

C2

C1

C0

Chapter 5: Standard RLL Instructions - Math

Divide Formatted (DIVF)
DS

Used

HPP

Used

Divide Formatted is a 16-bit instruction that divides the BCD value
in the accumulator by the BCD value (Aaaa), a range of discrete
bits. The specified range (Kbbb) can be 1 to 16 consecutive bits.
The first part of the quotient resides in the accumulator and the
remainder resides in the first stack location.
Operand Data Type
		
Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
Global I/O
Constant

DIVF

A aaa
K bbb

DL06 Range
A
X
Y
C
S
T
CT
P
X

aaa

bbb

0–777
0–777
0–1777
0–1777
0–377
0–177
0-137 320-717
0-3777

––
––
––
––
––
––
––
––

K

––

1–16

Discrete Bit Flags

Description

SP53
SP63
SP70
SP75

On when the value of the operand is larger than the accumulator can work with.
On when the result of the instruction causes the value in the accumulator to be zero.
On any time the value in the accumulator is negative.
On when a BCD instruction is executed and a NON-BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X6 is on, the value formed by discrete locations X0–X3
is loaded into the accumulator using the Load Formatted instruction. The value in the
accumulator is divided by the value formed by discrete location C0–C3 using the Divide
Formatted instruction. The value in the lower four bits of the accumulator is copied to Y10–
Y13 using the Out Formatted instruction.
DirectSOFT
DirectSOFT32 Display
X6

X3
LDF

X0
K4

DIVF

C0
K4

OUTF

Y10
K4

Load the value represented
by discrete locations X0-- X3
into the accumulator

G

STR

SHFT

L
ANDST

D

SHFT

D

I

GX
OUT

SHFT

3
F

6
3

_..

0

Acc. 0

0

0

0

0

0

0

0

0

8
5

0

0

0

0

8

(Accumulator)

C3

2

(C0-- C3)

OFF OFF ON OFF

4

0

0

0

0

0

0

OFF ON OFF OFF
A
F
B

NEXT

5
1

E

0

A

0

4

NEXT
E

4

C2

0

First stack location contains
the remainder

Y13 Y12 Y11 Y10

5

V
AND

X0

Copy the lower 4 bits of the
accumulator to discrete
locations Y10-- Y13

ENT
F

X1

The unused accumulator
bits are set to zero

Divide the value in the
accumulator with the value
represented by discrete
location C0-- C3

Handheld Programmer Keystrokes
$

X2

ON OFF OFF OFF

ENT
NEXT

NEXT

A

0

E

4

ENT

0

C1

C0

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-109

Chapter 5: Standard RLL Instructions - Math

Add Top of Stack (ADDS)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

Add Top of Stack is a 32-bit instruction that adds the BCD
value in the accumulator with the BCD value in the first
level of the accumulator stack. The result resides in the
accumulator. The value in the first level of the accumulator
stack is removed and all stack values are moved up one level.
Discrete Bit Flags

Description

SP63
SP66
SP67
SP70
SP73
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit addition instruction results in a carry.
On when the 32 bit addition instruction results in a carry.
On anytime the value in the accumulator is negative.
On when a signed addition or subtraction results in an incorrect sign bit.
On when a BCD instruction is executed and a NON-BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 and V1401 will be loaded
into the accumulator using the Load Double instruction. The value in V1420 and V1421
is loaded into the accumulator using the Load Double instruction, pushing the value
previously loaded in the accumulator onto the accumulator stack. The value in the first level
of the accumulator stack is added with the value in the accumulator using the Add Stack
instruction. The value in the accumulator is copied to V1500 and V1501 using the Out
Double instruction.
DirectSOFT
DirectS OF T 32 Dis play
X1

V1400

V1401
0

Load the value in V1400 and
V1401 into the accumulator

LDD
V1400

Acc.

0

0

0

3

3

9

9

5

5

V1421
0

Load the value in V1420 and
V1421 into the accumulator

LDD
V1420

Add the value in the
accumulator with the value
in the firs t level of the
accumulator s tack

ADDS

V1500

B

STR
L
ANDST

D

SHFT

L
ANDST

D

SHFT

A

D

SHFT

0

SHFT

D

1
3
3
3
3

1

0

2

2

6

6

V1420
7

2

0

5

6

Acc.

0

0

1

7

2

0

5

6

Acc.

0

0

5

6

7

0

8

2

0

Handheld Programmer Keystrokes
$

0

0

0

5

V1501

6

7

0

8

2

V1500

ENT
D
D
D

B
3
B

3
3

S
RST
B

1

1
1

E
E

4
4

A
C

0
2

A
A

0
0

ENT
ENT

ENT
F

5

A

0

A

0

Accumulator s tack
after 1s t LDD
Level 1

X

X

X

X

X

X

X

X

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Accumulator s tack
after 2nd LDD

C opy the value in the
accumulator to V1500
and V1501

OU T D

GX
OUT

5-110

ADDS

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Level 1

0

0

3

9

5

0

2

6

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Chapter 5: Standard RLL Instructions - Math

Subtract Top of Stack (SUBS)
DS

Used

HPP

Used

S UBS

Subtract Top of Stack is a 32-bit instruction that subtracts
the BCD value in the first level of the accumulator stack from
the BCD value in the accumulator. The result resides in the
accumulator. The value in the first level of the accumulator
stack is removed and all stack values are moved up one level.
Discrete Bit Flags

Description

SP63
SP64
SP65
SP70
SP73
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit subtraction instruction results in a borrow.
On when the 32 bit subtraction instruction results in a borrow.
On anytime the value in the accumulator is negative.
On when a signed addition or subtraction results in an incorrect sign bit.
On when a BCD instruction is executed and a NON-BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 and V1401 will be loaded
into the accumulator using the Load Double instruction. The value in V1420 and V1421 is
loaded into the accumulator using the Load Double instruction, pushing the value previously
loaded into the accumulator onto the accumulator stack. The BCD value in the first level
of the accumulator stack is subtracted from the BCD value in the accumulator using the
Subtract Stack instruction. The value in the accumulator is copied to V1500 and V1501
using the Out Double instruction.
DirectSOFT
DirectSOFT32 Display
X1

V1400

V1401
Load the value in V1400 and
V1401 into the accumulator

LDD
V1400

Acc.
Load the value in V1420 and
V1421 into the accumulator

LDD
V1420

0

1

7

2

0

5

6

0

0

1

7

2

0

5

6

V1421
0

Subtract the value in the first
level of the accumulator
stack from the value in the
accumulator

SUBS

0

0

3

V1420
9

5

0

2

6

Acc.

0

0

3

9

5

0

2

6

Acc.

0

0

2

2

2

9

7

0

Accumulator stack
after 1st LDD
Level 1

X

X X

X X

X X

X

Level 2

X

X X

X X

X X

X

Level 3

X

X X

X X

X X

X

Level 4

X

X X

X X

X X

X

Level 5

X

X X

X X

X X

X

Level 6

X

X X

X X

X X

X

Level 7

X

X X

X X

X X

X

Level 8

X

X X

X X

X X

X

Accumulator stack
after 2nd LDD
Copy the value in the
accumulator to V1500
and V1501

OUTD

Sta

V1500

0

0

2

V1501
Handheld Programmer Keystrokes
$

B

STR

1

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

S
RST

SHFT

GX
OUT

SHFT

D

3
3

3

ENT
D
D
U

B
3
B

3
ISG

B
B

1
1

1
1

S
RST
F

5

E
E

4
4

A
C

0
2

A
A

0
0

ENT

2

2

9

7

V1500

0

Level 1

0

0

5

6

Level 2

X

X X

1

X X

X X

X

Level 3

X

X X

X X

X X

X

Level 4

X

X X

X X

X X

X

Level 5

X

X X

X X

X X

X

Level 6

X

X X

X X

X X

X

Level 7

X

X X

X X

X X

X

Level 8

X

X X

X X

X X

X

ENT

ENT
A

0

A

0

7

2

0

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-111

Chapter 5: Standard RLL Instructions - Math

Multiply Top of Stack (MULS)
DS

Used

HPP

Used

MULS

Discrete Bit Flags

Description

SP63
SP70
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On any time the value in the accumulator is negative.
On when a BCD instruction is executed and a NON-BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 will be loaded into the
accumulator using the Load instruction. The value in V1420 is loaded into the accumulator
using the Load instruction, pushing the value previously loaded in the accumulator onto the
accumulator stack. The BCD value in the first level of the accumulator stack is multiplied
by the BCD value in the accumulator using the Multiply Stack instruction. The value in the
accumulator is copied to V1500 and V1501 using the Out Double instruction.
DirectSOFT

DirectSOFT32 Display
X1

5-112

V1400
5

Load the value in V1400 into
the accumulator

LD
V1400

0

0

0

The unused accumulator
bits are set to zero
Acc. 0

0

0

0

5

0

0

0

V1420
Load the value in V1420 into
the accumulator

LD
V1420

0

Multiply the value in the
accumulator with the value
in the first level of the
accumulator stack

MULS

2

0

0

The unused accumulator
bits are set to zero
Acc. 0

0

0

0

0

2

0

0

Acc. 0

1

0

0

0

0

0

0

Accumulator stack
after 1st LDD
Level 1

X

X

X

X X

X

X

X

Level 2

X

X

X

X X

X

X

X

Level 3

X

X

X

X X

X

X

X

Level 4

X

X

X

X X

X

X

X

Level 5

X

X

X

X X

X

X

X

Level 6

X

X

X

X X

X

X

X

Level 7

X

X

X

X X

X

X

X

Level 8

X

X

X

X X

X

X

X

Level 1

0

0

0

0

5

0

0

0

Level 2

X

X

X

X X

X

X

X

Level 3

X

X

X

X X

X

X

X

Level 4

X

X

X

X X

X

X

X

Level 5

X

X

X

X X

X

X

X

Level 6

X

X

X

X X

X

X

X

Level 7

X

X

X

X X

X

X

X

Level 8

X

X

X

X X

X

X

X

Accumulator stack
after 2nd LDD
Copy the value in the
accumulator to V1500
and V1501

OUTD
V1500

0

1

0

V1501

0

0

0

0

V1500

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

M
ORST

U

SHFT

D

GX
OUT

1

ENT
B

3

B

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ISG
3

L
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ENT

ENT
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ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0

Standard RLL

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Multiply Top of Stack is a 16-bit instruction that multiplies a
4-digit BCD value in the first level of the accumulator stack by a
4-digit BCD value in the accumulator. The result resides in the
accumulator. The value in the first level of the accumulator stack is
removed and all stack values are moved up one level.

Chapter 5: Standard RLL Instructions - Math

Divide by Top of Stack (DIVS)
DS

Used

HPP

Used

Divide Top of Stack is a 32-bit instruction that divides the
8-digit BCD value in the accumulator by a 4-digit BCD value
in the first level of the accumulator stack. The result resides in
the accumulator and the remainder resides in the first level of the
accumulator stack.

DIVS

Discrete Bit Flags

Description

SP53
SP63
SP70
SP75

On when the value of the operand is larger than the accumulator can work with.
On when the result of the instruction causes the value in the accumulator to be zero.
On any time the value in the accumulator is negative.
On when a BCD instruction is executed and a NON-BCD number was encountered.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the Load instruction loads the value in V1400 into
the accumulator. The value in V1420 is loaded into the accumulator using the Load Double
instruction, pushing the value previously loaded in the accumulator onto the accumulator
stack. The BCD value in the accumulator is divided by the BCD value in the first level of the
accumulator stack using the Divide Stack instruction. The Out Double instruction copies the
value in the accumulator to V1500 and V1501.
DirectSOFT32 Display
DirectSOFT
X1

Accumulator stack
after 1st LDD

V1400
Load the value in V1400 into
the accumulator

LD
V1400

0

0

0

0

0

0

V1421
0

Load the value in V1420 and
V1421 into the accumulator

V1420

2

0

The unused accumulator
bits are set to e ro
Acc.

LDD

0

Acc.

0

0

0

5

5

0

2

0

V1420
0

0

0

0

0

0

0

0

0

0

Level 1

X X

X

X

X X

X

X

Level 2

X X

X

X

X X

X

X

Level 3

X X

X

X

X X

X

X

Level 4

X X

X

X

X X

X

X

Level 5

X X

X

X

X X

X

X

Level 6

X X

X

X

X X

X

X

Level 7

X X

X

X

X X

X

X

Level 8

X X

X

X

X X

X

X

Accumulator stack
after 2nd LDD
Divide the value in the
accumulator by the value in
the first level of the
accumulator stack

DIVS

Acc.

Copy the value in the
accumulator to V1500
and V1501

OUTD
V1500

0

0

0

0

0

0

V1501

2

2

5

5

0

0

0

0

V1500

0

0

Level 1

0

0

0

0

0

0

2

0

Level 2

X X

X

X

X X

X

X

Level 3

X X

X

X

X X

X

X

Level 4

X X

X

X

X X

X

X

Level 5

X X

X

X

X X

X

X

Level 6

X X

X

X

X X

X

X

Level 7

X X

X

X

X X

X

X

Level 8

X X

X

X

X X

X

X

andheld ro rammer eystrokes

ST
S FT

T

1
L
A DST

D

S FT

L
A DST

D

S FT

D

I

X
OUT

S FT

3
D

The remainder resides in the
first stack location

3
3
8
3

1
D

4

3

V
AD

A

1
S

4

A
C

T

0
2

A

0

T

ST
1

0

F

5

A

0

A

0

T

T

Level 1

0

0

0

0

0

0

0

0

Level 2

X

X

X

X X

X

X

X

Level 3

X

X

X

X X

X

X

X

Level 4

X

X

X

X X

X

X

X

Level 5

X

X

X

X X

X

X

X

Level 6

X

X

X

X X

X

X

X

Level 7

X

X

X

X X

X

X

X

Level 8

X

X

X

X X

X

X

X

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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2
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4
5
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7
8
9
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A
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5-113

Chapter 5: Standard RLL Instructions - Math

Add Binary Top of Stack (ADDBS)
DS

Used

HPP

Used

5-114

Discrete Bit Flags

ADDBS

Description

SP63
SP66
SP67
SP70
SP73

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit addition instruction results in a carry.
On when the 32 bit addition instruction results in a carry.
On anytime the value in the accumulator is negative.
On when a signed addition or subtraction results in an incorrect sign bit.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 and V1401 will be loaded
into the accumulator using the Load Double instruction. The value in V1420 and V1421 is
loaded into the accumulator using the Load Double instruction, pushing the value previously
loaded in the accumulator onto the accumulator stack. The binary value in the first level of
the accumulator stack is added with the binary value in the accumulator using the Add Stack
instruction. The value in the accumulator is copied to V1500 and V1501 using the Out
Double instruction.
DirectSOFT
DirectS OF T 32 Dis play
X1

V1400

V1401
Load the value in V1400 and
V1401 into the accumulator

LDD
V1400

Acc.

0

0

3

A

5

0

C

6

0

0

3

A

5

0

C

6

V1420

V1421
0

Load the value in V1420 and
V1421 into the accumulator

LDD
V1420

Add the binary value in the
accumulator with the binary
value in the firs t level of the
accumulator s tack

ADDBS

V1500

1

7

B

0

5

Acc.

0

0

1

7

B

0

5

F

Acc.

0

0

5

2

0

1

2

5

0

0

5

2

0

1

2

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

A

D

GX
OUT

SHFT

0
D

1
3
3
3
3

ENT
D
D
D

B
3
B

3
3

B
B

1
1

1
1

S
RST
F

5

E
E

4
4

A
C

0
2

A
A

0
0

ENT
ENT

ENT
A

0

A

0

F

Level 1

X

X

X

X

X

X

X

X

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

Accumulator s tack
after 2nd LDD

C opy the value in the
accumulator to V1500
and V1501

OU T D

0

Accumulator s tack
after 1s t LDD

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5

Level 1

0

0

3

A

5

0

C

6

Level 2

X

X

X

X

X

X

X

X

Level 3

X

X

X

X

X

X

X

X

Level 4

X

X

X

X

X

X

X

X

Level 5

X

X

X

X

X

X

X

X

Level 6

X

X

X

X

X

X

X

X

Level 7

X

X

X

X

X

X

X

X

Level 8

X

X

X

X

X

X

X

X

S tandard R LL

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Add Binary Top of Stack instruction is a 32-bit instruction that
adds the binary value in the accumulator with the binary value in
the first level of the accumulator stack. The result resides in the
accumulator. The value in the first level of the accumulator stack
is removed and all stack values are moved

Chapter 5: Standard RLL Instructions - Math

Subtract Binary Top of Stack (SUBBS)
DS

Used

HPP

Used

Subtract Binary Top of Stack is a 32-bit instruction that subtracts
the binary value in the first level of the accumulator stack from
the binary value in the accumulator. The result resides in the
accumulator. The value in the first level of the accumulator stack is
removed and all stack locations are moved up one level.

S UBBS

Discrete Bit Flags

Description

SP63
SP64
SP65
SP70
SP73

On when the result of the instruction causes the value in the accumulator to be zero.
On when the 16-bit subtraction instruction results in a borrow.
On when the 32-bit subtraction instruction results in a borrow.
On any time the value in the accumulator is negative.
On when a signed addition or subtraction results in an incorrect sign bit.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 and V1401 will be loaded
into the accumulator using the Load Double instruction. The value in V1420 and V1421 is
loaded into the accumulator using the Load Double instruction, pushing the value previously
loaded in the accumulator onto the accumulator stack. The binary value in the first level
of the accumulator stack is subtracted from the binary value in the accumulator using the
Subtract Stack instruction. The value in the accumulator is copied to V1500 and V1501
using the Out Double instruction.
DirectSOFT
DirectSOFT32 Display
X1

V1400

V1401
Load the value in V1400 and
V1401 into the accumulator

LDD
V1400

Acc.

0

0

1

A

2

0

5

B

0

0

1

A

2

0

5

B

V1421
0

Load the value in V1420 and
V1421 into the accumulator

LDD
V1420

Subtract the binary value in
the first level of the
accumulator stack from the
binary value in the
accumulator

SUBBS

V1500

3

B

1

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

S
RST

SHFT

GX
OUT

SHFT

D

3
3

3

D
U

B
3
B

3
ISG

B
B

1
1

B
F

1
1
1
5

E
E

4
4

S
RST
A

0

C

0
2

6

Acc.

A

5

0 C

6

Acc.

0

0

2

0

3

0

B

0

A

C

3

ENT
D

0

0

Handheld Programmer Keystrokes

STR

5

0

0

2

V1501

$

A

6

Level 1

X X

X

X X

X

X

X

Level 2

X X

X

X X

X

X

X

Level 3

X X

X

X X

X

X

X

Level 4

X X

X

X X

X

X

X

Level 5

X X

X

X X

X

X

X

Level 6

X X

X

X X

X

X

X

Level 7

X X

X

X X

X

X

X

Level 8

X X

X

X X

X

X

X

Accumulator stack
after 2nd LDD

Copy the value in the
accumulator to V1500
and V1501

OUTD

0

V1420

Accumulator stack
after 1st LDD

A
A

0
0

ENT

0

3

0

6

V1500

B

Level 1

0

0

1

A 2

0

5

B

Level 2

X X

X

X X

X

X

X

Level 3

X X

X

X X

X

X

X

Level 4

X X

X

X X

X

X

X

Level 5

X X

X

X X

X

X

X

Level 6

X X

X

X X

X

X

X

Level 7

X X

X

X X

X

X

X

Level 8

X X

X

X X

X

X

X

ENT

ENT
A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

1
2
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4
5
6
7
8
9
10
11
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A
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5-115

Chapter 5: Standard RLL Instructions - Math

Multiply Binary Top of Stack (MULBS)
Used

HPP

Used

Multiply Binary Top of Stack is a 16-bit instruction that
multiplies the 16-bit binary value in the first level of
the accumulator stack by the 16-bit binary value in the
accumulator. The result resides in the accumulator and
can be 32 bits (8 digits max.). The value in the first level
of the accumulator stack is removed and all stack locations
are moved up one level
Discrete Bit Flags

MULBS

Description

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On any time the value in the accumulator is negative.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the Load instruction moves the value in V1400
into the accumulator. The value in V1420 is loaded into the accumulator using the Load
instruction, pushing the value previously loaded in the accumulator onto the stack. The
binary value in the accumulator stack’s first level is multiplied by the binary value in the
accumulator using the Multiply Binary Stack instruction. The Out Double instruction copies
the value in the accumulator to V1500 and V1501.
DirectSOFT
DirectSOFT32 Display

5-116

X1

Load the value in V1400 into
the accumulator

LD
V1400

C

V1400
3 5 0

The unused accumulator
bits are set to zero
Acc.

0

0

0

0

C

3

5

0

V1420
Load the value in V1420 into
the accumulator

LD
V1420

0

Multiply the binary value in
the accumulator with the
binary value in the first level
of the accumulator stack

MULBS

Copy the value in the
accumulator to V1500
and V1501

OUTD
V1500

0

1

Acc.

0

0

0

0

0

0

1

4

Acc.

0

0

0

F

4

2

4

0

0

0

0

V1501

F

4

2

4

V1500

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

M
ORST

U

GX
OUT

SHFT

D

1

ENT
B

3

B

3
ISG
3

L
ANDST

B
B

1
1
1
1

E
E

4
4

S
RST
F

5

A
C

0
2

A
A

0
0

ENT
ENT

ENT
A

0

A

0

4

The unused accumulator
bits are set to zero

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0

Accumulator stack
after 1st LDD
Level 1

X

X

X

X X

X

X

X

Level 2

X

X

X

X X

X

X

X

Level 3

X

X

X

X X

X

X

X

Level 4

X

X

X

X X

X

X

X

Level 5

X

X

X

X X

X

X

X

Level 6

X

X

X

X X

X

X

X

Level 7

X

X

X

X X

X

X

X

Level 8

X

X

X

X X

X

X

X

Accumulator stack
after 2nd LDD
Level 1

0

0

0

0 C

3

5

0

Level 2

X

X

X

X X

X

X

X

Level 3

X

X

X

X X

X

X

X

Level 4

X

X

X

X X

X

X

X

Level 5

X

X

X

X X

X

X

X

Level 6

X

X

X

X X

X

X

X

Level 7

X

X

X

X X

X

X

X

Level 8

X

X

X

X X

X

X

X

Standard RLL
Instructions

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Chapter 5: Standard RLL Instructions - Math

Divide Binary by Top OF Stack (DIVBS)
DS

Used

HPP

Used

Divide Binary Top of Stack is a 32-bit instruction that divides the
32-bit binary value in the accumulator by the 16-bit binary value
in the first level of the accumulator stack. The result resides in
the accumulator and the remainder resides in the first level of the
accumulator stack.

DIVBS

Discrete Bit Flags

Description

SP53
SP63
SP70

On when the value of the operand is larger than the accumulator can work with.
On when the result of the instruction causes the value in the accumulator to be zero.
On any time the value in the accumulator is negative.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the value in V1400 will be loaded into the
accumulator using the Load instruction. The value in V1420 and V1421 is loaded into the
accumulator using the Load Double instruction also, pushing the value previously loaded in
the accumulator onto the accumulator stack. The binary value in the accumulator is divided
by the binary value in the first level of the accumulator stack using the Divide Binary Stack
instruction. The value in the accumulator is copied to V1500 and V1501 using the Out
Double instruction.
DirectSOFT
DirectSOFT32 Display
X1

Accumulator stack
after 1st LDD

V1400
Load the value in V1400 into
the accumulator

LD
V1400

0

The unused accumulator
bits are set to zero
Acc. 0

0

0

0

0

V1421
0

Load the value in V1420 and
V1421 into the accumulator

LDD
V1420

Acc. 0

0

0

0

0

0

0

1

1

4

4

V1420
0

0

C

C

3

3

5

5

0

0

Level 1

X

X X

X X

X X

X

Level 2

X

X X

X X

X X

X

Level 3

X

X X

X X

X X

X

Level 4

X

X X

X X

X X

X

Level 5

X

X X

X X

X X

X

Level 6

X

X X

X X

X X

X

Level 7

X

X X

X X

X X

X

Level 8

X

X X

X X

X X

X

Accumulator stack
after 2nd LDD
Divide the binary value in
the accumulator by the
binary value in the first level
of the accumulator stack

DIVBS

Acc. 0

Copy the value in the
accumulator to V1500
and V1501

OUTD
V1500

0

0

0

0

0

V1501

0

0

0

0

9

9

C

C

V1500

4

4

Level 1

0

0

1

4

Level 2

X

X X

0

0

X X

0

0

X X

X

Level 3

X

X X

X X

X X

X

Level 4

X

X X

X X

X X

X

Level 5

X

X X

X X

X X

X

Level 6

X

X X

X X

X X

X

Level 7

X

X X

X X

X X

X

Level 8

X

X X

X X

X X

X

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

D

I

GX
OUT

3

SHFT

D

1

ENT
B

3
3
8
3

The remainder resides in the
first stack location

D

1

B

3

V
AND

E

B
B

1
1

4
1

S
RST
F

5

A
E

0
4

A
C

0
2

ENT
A

0

ENT
A

0

A

0

ENT

ENT

Level 1

0

0

0

0

Level 2

X

X X

0

X X

X X

X

Level 3

X

X X

X X

X X

X

Level 4

X

X X

X X

X X

X

Level 5

X

X X

X X

X X

X

Level 6

X

X X

X X

X X

X

Level 7

X

X X

X X

X X

X

Level 8

X

X X

X X

X X

X

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Chapter 5: Standard RLL Instructions - Transcendental Functions

Transcendental Functions

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The DL06 CPU features special numerical functions to complement its real number
capability. The transcendental functions include the trigonometric sine, cosine, and tangent,
and also their inverses (arc sine, arc cosine, and arc tangent). The square root function is also
grouped with these other functions.
The transcendental math instructions operate on a real number in the accumulator (it
cannot be BCD or binary). The real number result resides in the accumulator. The square
root function operates on the full range of positive real numbers. The sine, cosine and
tangent functions require numbers expressed in radians. You can work with angles expressed
in degrees by first converting them to radians with the Radian (RADR) instruction, then
performing the trig function. All transcendental functions utilize the following flag bits.
Discrete Bit Flags

DS

Used

HPP

N/A

DS

Used

HPP

N/A

DS

Used

HPP

N/A

DS

Used

HPP

N/A

5-118

Description

SP53
SP63
SP70
SP72
SP73

On when the value of the operand is larger than the accumulator can work with.
On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On anytime the value in the accumulator is an invalid floating point number
On when a signed addition or subtraction results in an incorrect sign bit.

SP75

On when a real number instruction is executed and a non-real number encountered.

Sine Real (SINR)
The Sine Real instruction takes the sine of the real number stored
in the accumulator. The result resides in the accumulator. Both
the original number and the result must be Real data type (IEEE
floating point format).

S INR

Cosine Real (COSR)
The Cosine Real instruction takes the cosine of the real number
stored in the accumulator. The result resides in the accumulator.
Both the original number and the result must be Real data type
(IEEE floating point format)..

COSR

Tangent Real (TANR)
The Tangent Real instruction takes the tangent of the real number
stored in the accumulator. The result resides in the accumulator.
Both the original number and the result must be Real data type
(IEEE floating point format).

TANR

Arc Sine Real (ASINR)
The Arc Sine Real instruction takes the inverse sine of the real
number stored in the accumulator. The result resides in the
accumulator. Both the original number and the result must be Real
data type (IEEE floating point format).

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

AS INR

Chapter 5: Standard RLL Instructions - Transcendental Functions

Arc Cosine Real (ACOSR)
DS

Used

HPP

N/A

The Arc Cosine Real instruction takes the inverse cosine of the
real number stored in the accumulator. The result resides in the
accumulator. Both the original number and the result must be Real
data type (IEEE floating point format).

ACOSR

Arc Tangent Real (ATANR)
DS

Used

HPP

N/A

The Arc Tangent Real instruction takes the inverse tangent of the
real number stored in the accumulator. The result resides in the
accumulator. Both the original number and the result must be Real
data type (IEEE floating point format).

ATANR

Square Root Real (SQRTR)
DS

Used

HPP

N/A

The Square Root Real instruction takes the square root of the
real number stored in the accumulator. The result resides in the
accumulator. Both the original number and the result must be Real
data type (IEEE floating point format).

SQR TR

NOTE: The square root function can be useful in several situations. However, if you are trying to do
the square-root extract function for an orifice flow meter measurement, as the PV to a PID loop, note
that the PID loop already has the square-root extract function built in.

The following example takes the sine of 45 degrees. Since these transcendental functions
operate only on real numbers, we do an LDR (load real) 45. The trig functions operate only
in radians, so we must convert the degrees to radians by using the RADR command. After
using the SINR (Sine Real) instruction, we use an OUTD (Out Double) instruction to move
the result from the accumulator to V-memory. The result is 32-bits wide, requiring the Out
Double to move it.
Accumulator contents
(viewed as real number)

DirectSOFT
Direct SOFT 5
X1

Load the real number 45 into
the accumulator.

LDR
R45

45.000000

RADR

Convert the degrees into radians,
leaving the result in the
accumulator.

0.7358981

SINR

Take the sine of the number in
the accumulator, which is in
radians.

0.7071067

Copy the value in the
accumulator to V2000
and V2001.

0.7071067

OUTD
V2000

NOTE: The current HPP does not support real number entry with automatic conversion to the 32-bit
IEEE format. You must use DirectSOFT for entering real numbers, using the LDR (Load Real)
instruction.

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Chapter 5: Standard RLL Instructions - Bit Operation

Bit Operation Instructions

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Sum (SUM)
DS

Used

HPP

Used

SUM

The Sum instruction counts number of bits that are set to “1” in
the accumulator. The HEX result resides in the accumulator.
Discrete Bit Flags

Description

SP63

On when the result of the instruction causes the value in the accumulator to be zero.

In the following example, when X1 is on, the value formed by discrete locations X10–X17 is
loaded into the accumulator using the Load Formatted instruction. The number of bits in the
accumulator set to “1” is counted using the Sum instruction. The value in the accumulator is
copied to V1500 using the Out instruction.
NOTE: Status flags are valid only until another instruction uses the same flag.

DirectSOFT
Direct
SOFT32 Display
X1

X17 X16 X15 X14 X13 X12 X11 X10
LDF

ON ON OFF OFF ON OFF ON ON

X10
K8

The unused accumulator
bits are set to zero

Load the value represented by
discrete locations X10–X17
into the accumulator

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Acc.

0

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Acc. 0

SUM

0

0

0

0

0

0

0

0

0

0

0

0

0

0

5

0

0

0

5

Sum the number of bits in
the accumulator set to “1”

OUT
V1500

V1500

Copy the value in the lower
16 bits of the accumulator
to V1500
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Chapter 5: Standard RLL Instructions - Bit Operation

Shift Left (SHFL)
DS

Used

HPP

Used

Shift Left is a 32-bit instruction that shifts the bits in the
accumulator a specified number (Aaaa) of places to the left. The
vacant positions are filled with zeros and the bits shifted out of
the accumulator are discarded.
Operand Data Type

SHFL
A aaa

DL06 Range
aaa

A
V
K

		
V-memory
Constant

See memory map
1-32

Discrete Bit Flags

Description

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.

In the following example, when X1 is on, the value in V2000 and V2001 will be loaded
into the accumulator using the Load Double instruction. The bit pattern in the accumulator
is shifted 2 bits to the left using the Shift Left instruction. The value in the accumulator is
copied to V2010 and V2011 using the Out Double instruction.
NOTE: Status flags are valid only until another instruction uses the same flag.
DirectSOFT
Direct SOFT32

V2001

X1

6

LDD

7

0

V2000
5

33 31 10 01

V2000
Load the value in V2000 and
V2001 into the accumulator
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SHFL

Acc.
K2

The bit pattern in the
accumulator is shifted 2 bit
positions to the left

0

1

1

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1

1

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6 5

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0

1

0

0

0

0

0

0

1

0

. . . .

Shifted out of the
accumulator

OUTD
V2010

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Copy the value in the
accumulator to V2010 and
V2011

Acc.

0
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0
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Chapter 5: Standard RLL Instructions - Bit Operation

Shift Right (SHFR)

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DS

Used

HPP

Used

SHFR
A aaa

Shift Right is a 32-bit instruction that shifts the bits in the
accumulator a specified number (Aaaa) of places to the right. The
vacant positions are filled with zeros and the bits shifted out of the
accumulator are lost.
Operand Data Type

DL06 Range
aaa

A
V
K

		
V-memory
Constant

See memory map
1-32

Discrete Bit Flags

Description

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.

In the following example, when X1 is on, the value in V2000 and V2001 will be loaded into
the accumulator using the Load Double instruction. The bit pattern in the accumulator is
shifted 2 bits to the right using the Shift Right instruction. The value in the accumulator is
copied to V2010 and V2011 using the Out Double instruction.
NOTE: Status flags are valid only until another instruction uses the same flag.
DirectSOFT
Direct SOFT32

V2001

X1

6

Constant

LDD

7

0

V2000
5

33 11 00 11

V2000
Load the value in V2000 and
V2001 into the accumulator
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SHFR

Acc.

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0

K2

... .

The bit pattern in the
accumulator is shifted 2 bit
positions to the right

Shifted out of the
accumulator

OUTD
V2010

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Acc.

Copy the value in the
accumulator to V2010 and
V2011

0

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Chapter 5: Standard RLL Instructions - Bit Operation

Rotate Left (ROTL)
DS

Used

HPP

Used

Rotate Left is a 32-bit instruction that rotates the bits in the
accumulator a specified number (Aaaa) of places to the left.

R OTL
A aaa

Operand Data Type

DL06 Range
aaa

A
V
K

		
V-memory
Constant

See memory map
1-32

Discrete Bit Flags

Description

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.

In the following example, when X1 is on, the value in V1400 and V1401 will be loaded
into the accumulator using the Load Double instruction. The bit pattern in the accumulator
is rotated 2 bit positions to the left using the Rotate Left instruction. The value in the
accumulator is copied to V1500 and V1501 using the Out Double instruction.
NOTE: Status flags are valid only until another instruction uses the same flag.
DirectSOFT
DirectSOFT32 Display
V1401

X1

LDD

6 7

V1400

0 5

3 1

0 1

V1400
Load the value in V1400 and
V1401 into the accumulator
ROTL
K2

Acc.

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1

0

0

0

The bit pattern in the
accumulator is rotated 2
bit positions to the left

OUTD
V1500
Copy the value in the
accumulator to V1500
and V1501

Acc.

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Chapter 5: Standard RLL Instructions- - Bit Operation

Rotate Right (ROTR)

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DS

Used

HPP

Used

Rotate Right is a 32-bit instruction that rotates the bits in the
accumulator a specified number (Aaaa) of places to the right.

R OTR
A aaa

Operand Data Type

DL06 Range
aaa

A
V
K

		
V-memory
Constant

See memory map
1-32

Discrete Bit Flags

Description

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.

In the following example, when X1 is on, the value in V1400 and V1401 will be loaded
into the accumulator using the Load Double instruction. The bit pattern in the accumulator
is rotated 2 bit positions to the right using the Rotate Right instruction. The value in the
accumulator is copied to V1500 and V1501 using the Out Double instruction.
DirectSOFT

Direct SOFT Display
X1

V1401
6

LDD

7

0

V1400
5

3

1

0

1

V1400
Load the value in V1400 and
V1401 into the accumulator
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ROTR

Acc.

K2

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1

0

0

0

The bit pattern in the
accumulator is rotated 2
bit positions to the right

OUTD
V1500
Copy the value in the
accumulator to V1500
and V1501

Acc.

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Chapter 5: Standard RLL Instructions - Bit Operation

Encode (ENCO)
DS

Used

HPP

Used

The Encode instruction encodes the bit position in
the accumulator having a value of 1, and returns the
appropriate binary representation. If the most significant
bit is set to 1 (Bit 31), the Encode instruction would place
the value HEX 1F (decimal 31) in the accumulator. If the
value to be encoded is 0000 or 0001, the instruction will
place a zero in the accumulator. If the value to be encoded
has more than one bit position set to a “1”, the least
significant “1” will be encoded and SP53 will be set on.
Discrete Bit Flags

ENCO

Description

SP53

On when the value of the operand is larger than the accumulator can work with.

NOTE: The status flags are only valid until another instruction that uses the same flags is executed.

In the following example, when X1 is on, The value in V2000 is loaded into the accumulator
using the Load instruction. The bit position set to a “1” in the accumulator is encoded to the
corresponding 5 bit binary value using the Encode instruction. The value in the lower 16 bits
of the accumulator is copied to V2010 using the Out instruction.
DirectSOFT
Direct
SOFT32

V2000

X1

1

LD

0

0

0

V2000
Load the value in V2000 into
the lower 16 bits of the
accumulator

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Acc.

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Bit postion 12 is
converted
to binary
ENCO
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

Encode the bit position set
to “1” in the accumulator to a
5 bit binary value

Acc.

0

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OUT
V2010
0

Copy the value in the lower 16 bits
of the accumulator to V2010

0

0

C

V2010

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DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Binary value
for 12.

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Chapter 5: Standard RLL Instructions - Bit Operation

Decode (DECO)

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DS

Used

HPP

Used

5-126

The Decode instruction decodes a 5-bit binary value of 0–31
(0–1Fh) in the accumulator by setting the appropriate bit
position to a 1. If the accumulator contains the value Fh (HEX),
bit 15 will be set in the accumulator. If the value to be decoded
is greater than 31, the number is divided by 32 until the value is
less than 32 and then the value is decoded.

DECO

In the following example when X1 is on, the value formed by discrete locations X10–X14 is
loaded into the accumulator using the Load Formatted instruction. The 5- bit binary pattern
in the accumulator is decoded by setting the corresponding bit position to a “1” using the
Decode instruction.

DirectSOFT
Direct SOFT32

X14

X1

LDF

X13 X12 X11 X10

OFF ON OFF ON ON

X10
K5

Load the value in
represented by discrete
locations X10–X14 into the
accumulator

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Acc.

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0

The binary vlaue
is converted to
bit position 11.

DECO
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
Decode the five bit binary
pattern in the accumulator
and set the corresponding
bit position to a “1”

Acc.

0

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Chapter 5: Standard RLL Instructions - Number Conversion

Number Conversion Instructions (Accumulator)
Binary (BIN)
DS

Used

HPP

Used

The Binary instruction converts a BCD value in the accumulator
to the equivalent binary, or decimal, value. The result resides in the
accumulator.

BIN

Discrete Bit Flags

Description

SP63
SP70
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On when a BCD instruction is executed and a NON–BCD number was encountered.

In the following example, when X1 is on, the value in V2000 and V2001 is loaded into
the accumulator using the Load Double instruction. The BCD value in the accumulator is
converted to the binary (HEX) equivalent using the BIN instruction. The binary value in
the accumulator is copied to V2010 and V2011 using the Out Double instruction. (The
handheld programmer will display the binary value in V2010 and V2011 as a HEX value.)
DirectSOFT
DirectS OF T 32

V2001

X1

0

LDD

0

V2000

0

2

8

5

2

9

V2000
Load the value in V2000 and
V2001 into the accumulator

Acc.

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

0 0

0

0

0

0 0

0

0

0

0 0

0

0

1

0

1 0

0

0

0

1 0

1

0

0

1 0

1

0

0

1

BCD Value

28529 = 16384 + 8192 + 2048 + 1024 + 512 + 256 + 64 + 32 + 16 + 1
Binary Equivalent Value

BIN

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8
Convert the BCD value in
the accumulator to the
binary equivalent value

Acc.

7

6 5

4 3

2

1

0

0

0 0

0

0

0

0 0

0

0

0

0 0

0

0

0

0

1 1

0

1

1

1 1

0

1

1

1 0

0

0

1

2
1
4
7
4
4
8
3
6
4
8

1
0
7
3
7
4
1
8
2
4

2
6
8
4
3
5
4
5
6

1
3
4
2
1
7
7
2
8

6
7
1
0
8
8
6
4

3
3
5
5
4
4
3
2

8
3
8
8
6
0
8

4
1
9
4
3
0
4

2
0
9
7
1
5
2

1
0
4
8
5
7
6

2
6
2
1
4
4

1
3
1
0
7
2

6
5
5
3
6

3
2
7
6
8

1
6
3
8
4

8
1
9
2

4
0
9
6

2
0
4
8

1
0
2
4

5 2
1 5
2 6

1 6
2 4
8

3
2

1 8
6

4

2

1

F

7

1

5
3
6
8
7
0
9
1
2

1
6
7
7
7
2
1
6

5
2
4
2
8
8

OU T D
V2010
0

Copy the binary data in the
accumulator to V2010 and V2011

0

0

V2011

0

6

V2010

The Binary (HEX)
value copied to
V2010

S tandard R LL
Ins tructions

Handheld Programmer Keys trokes
$
STR

B
1

S HF T

L
ANDS T

D

S HF T

B

I

GX
OU T

S HF T

1

E NT
D

3
8

D

C
3

N
T MR

A
0

A
0

0

E NT

E NT
C

3

A
2

A
2

B
0

A
1

0

E NT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Number Conversion

Binary Coded Decimal (BCD)

1
2
3
4
5
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7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Binary Coded Decimal instruction converts a binary, or
decimal, value in the accumulator to the equivalent BCD value.
The result resides in the accumulator.

BCD

Discrete Bit Flags

Description

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.

In the following example, when X1 is on, the binary, or decimal, value in V2000 and
V2001 is loaded into the accumulator using the Load Double instruction. The value in the
accumulator is converted to the BCD equivalent value using the BCD instruction. The BCD
value in the accumulator is copied to V2010 and V2011 using the Out Double instruction.

DirectSOFT
DirectSOFT 5

5-128

V2001

X1

0

LDD

0

0

V2000
0

6

F

7

1

Binary Value

V2000
Load the value in V2000 and
V2001 into the accumulator
Acc.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7 6 5

4 3

2

1

0

0

0

0

0 0

0

0

0

0 0

0

0

0

0 0

0

0

1

1

0 1

1

1

1

0 1

1

1

0

0 0

1

2
1
4
7
4
4
8
3
6
4
8

1
0
7
3
7
4
1
8
2
4

5
3
6
8
7
0
9
1
2

2
6
8
4
3
5
4
5
6

6
7
1
0
8
8
6
4

3
3
5
5
4
4
3
2

1
6
7
7
7
2
1
6

8
3
8
8
6
0
8

2
0
9
7
1
5
2

1
0
4
8
5
7
6

5
2
4
2
8
8

2
6
2
1
4
4

6
5
5
3
6

3
2
7
6
8

1
6
3
8
4

8
1
9
2

4
0
9
6

1
0
2
4

5
1
2

2
5
6

1 6
2 4
8

3
2

1
6

8

4

1
3
4
2
1
7
7
2
8

BCD

4
1
9
4
3
0
4

1
3
1
0
7
2

2
0
4
8

16384 + 8192 + 2048 + 1024 + 512 + 256 + 64 + 32 + 16 + 1 = 28529

Convert the binary, or decimal,
value in the accumulator to the
BCD equivalent value

BCD Equivalent Value

Acc.

8

4 2

1

8

4

2 1

8

4

2

1 8

4

2

1

8

4 2

1

8

4

2 1

8

4

2

1 8

4

2

1

0

0

0 0

0

0

0 0

0

0

0 1

0

1

0

0

0 0

1

0

0 0

1

0

0 0

1

2

8

5

2

9

0

0

0

1

OUTD
V2010
Copy the BCD value in the
accumulator to V2010 and V2011

0

0

0

V2011

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

B

C

GX
OUT

SHFT

1

D

1
3
2
3

2 1

ENT
D
D

C

3
3

2

A

0

A

0

A

0

ENT

ENT
C

2

A

0

B

1

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

V2010

The BCD value
copied to
V2010 and V2011

1

Chapter 5: Standard RLL Instructions - Number Conversion

Invert (INV)
DS

Used

HPP

Used

INV

The Invert instruction inverts or takes the one’s complement
of the 32-bit value in the accumulator. The result resides in the
accumulator.
In the following example, when X1 is on, the value in V2000 and V2001 will be loaded into
the accumulator using the Load Double instruction. The value in the accumulator is inverted
using the Invert instruction. The value in the accumulator is copied to V2010 and V2011
using the Out Double instruction.

DirectSOFT
Direct SOFT32

V2001

X1

0

LDD

4

0

V2000
5

00 22 55 00

V2000
Load the value in V2000 and
V2001 into the accumulator
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
Acc.

INV

0

0

0

0

0

1

0

0

0

0

0

0

0

1

0

1

0

0

0

0

0

0

1

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
Acc.

1

1

1

1

1

0

1

1

1

1

1

1

1

0

1

0

1

1

1

1

D

A

F

1

1

0

8

7

6 5

4 3

2

1

0

0

0

1

1

0

0

0

0

0

8

7

6 5

4 3

2

1

0

1

1

0

0

1

1

1

1

Invert the binary bit pattern
in the accumulator

F

OUTD
V2010

B

F

V2011

A

F

V2010

Copy the value in the
accumulator to V2010 and
V2011

Handheld Programmer Keystrokes
$

B

STR

1

SHFT

L
ANDST

D

SHFT

I

N
TMR

GX
OUT

SHFT

8

D

3

3

ENT
D

C

3

V
AND

2

A

0

A

0

A

0

ENT

ENT
C

2

A

0

B

1

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Number Conversion

Ten’s Complement (BCDCPL)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-130

The Ten’s Complement instruction takes the 10’s complement
(BCD) of the 8 digit accumulator. The result resides in the
accumulator. The calculation for this instruction is :

BC DC P L

100000000
s accumulator
10’s complement value
In the following example when X1 is on, the value in V2000 and V2001 is loaded into the
accumulator. The 10’s complement is taken for the 8 digit accumulator using the Ten’s
Complement instruction. The value in the accumulator is copied to V2010 and V2011 using
the Out Double instruction.
DirectSOFT
DirectS OF T 32
X1

0

V2001
0 0

0

0

Acc.

0

0

0

0

0

0

8

7

Acc.

9

9

9

9

9

9

1

3

9

9

9

9

9

1

3

LDD

V2000
0 8

7

V2000
Load the value in V2000 and
V2001 into the accumulator

BC DC PL

Takes a 10’s complement of
the value in the accumulator
OU T D

9
V2010

V2011

C opy the value in the
accumulator to V2010 and
V2011

V2010

H andheld Programmer Keys trokes
$
STR

B

S HF T

L
ANDS T

D

S HF T

B

C

GX
OU T

E NT
D

3

1
S HF T

1

C
3

D
2

C
3

2
C

D
3

A
0

CV

L
ANDS T

A
2

A

2
P

B
0

A
0

0

E NT
A

1

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0

E NT

E NT

Chapter 5: Standard RLL Instructions - Number Conversion

Binary to Real Conversion (BTOR)
DS

Used

HPP

Used

BT O R

The Binary-to-Real instruction converts a binary, or decimal, value
in the accumulator to its equivalent real number (floating point)
format. The result resides in the accumulator. Both the binary and
the real number may use all 32 bits of the accumulator.

NOTE: This instruction only works with unsigned binary, or decimal, values. It will not work with
signed decimal values.
Discrete Bit Flags

Description

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.

In the following example, when X1 is on, the value in V1400 and V1401 is loaded into the
accumulator using the Load Double instruction. The BTOR instruction converts the binary,
or decimal, value in the accumulator to the equivalent real number format. The binary weight
of the MSB is converted to the real number exponent by adding it to 127 (decimal). Then
the remaining bits are copied to the mantissa as shown. The value in the accumulator is
copied to V1500 and V1501 using the Out Double instruction. The handheld programmer
would display the binary value in V1500 and V1501 as a HEX value.
DirectSOFT

V1401

X1

0

LDD

0

V1400

0

5

7

2

4

1

V1400
Load the value in V1400 and
V1401 into the accumulator
Acc.

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

0 0

0

0

0

0 0

0

0

0

0 0

0

1

0

1

0 1

1

1

0

0 1

0

0

0

1 0

0

0

0

1

1

0

1

0 0

0

0

0

1 0

0

0

0

0

Binary Value

2 (exp 18)
127 + 18 = 145
145 = 128 + 16 + 1
BTOR

Convert the binary, or decimal,
value in the accumulator to the
real number equivalent format

Acc.

0 1

Sign Bit

0

0

1

0 0

0

1

0

1 0

1

1

1

0

0 0

Exponent (8 bits)

Mantissa (23 bits)
Real Number Format

OUTD
V1500

4

Copy the real value in the
accumulator to V1500 and V1501

8

A

V1501

E

4

8

2

V1500

0

The real number (HEX) value
copied to V1500

Handheld Programmer Keystrokes
$

B

STR

1

SHFT

L
ANDST

D

SHFT

B

T
MLR

GX
OUT

SHFT

1

D

3

3

ENT
D

B

3

O
INST#

R
ORN
B

1

1

E

4

A

0

A

0

ENT

ENT
F

5

A

0

A

0

11
22
33
44
55
66
77
88
99
10
10
11
11
12
12
13
13
14
14
AA
BB
CC
DD

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-131

Chapter 5: Standard RLL Instructions - Number Conversion

Real to Binary Conversion (RTOB)

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DS

Used

HPP

Used

5-132

R TOB

The Real-to-Binary instruction converts the real number in
the accumulator to a binary value. The result resides in the
accumulator. Both the binary and the real number may use all 32
bits of the accumulator.

NOTE1: The decimal portion of the result will be rounded down (14.1 to 14; -14.1 to -15).
NOTE2: if the real number is negative, it becomes a signed decimal value.

Discrete Bit Flags

Description

SP63
SP70
SP72
SP73
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On anytime the value in the accumulator is an invalid floating point number.
On when a signed addition or subtraction results in an incorrect sign bit.
On when a number cannot be converted to binary.

In the following example, when X1 is on, the value in V1400 and V1401 is loaded into the
accumulator using the Load Double instruction. The RTOB instruction converts the real
value in the accumulator the equivalent binary number format. The value in the accumulator
is copied to V1500 and V1501 using the Out Double instruction. The handheld programmer
would display the binary value in V1500 and V1501 as a HEX value.
DirectSOFT32
DirectSOFT
X1

4

LDD

8

A

E

4

V1401

V1400
Load the value in V1400 and
V1401 into the accumulator

Sign Bit

Acc.

Exponent (8 bits)

0 1

0

0

1

0 0

0

8

2

0

Real Number Format

V1400

Mantissa (23 bits)

1

0

1 0

1

1

1

0

0 0

1

0

1

0 0

0

0

0

1 0

0

0

0

0

RTOB

Convert the real number in
the accumulator to binary
format.

128 + 16 + 1 = 145
127 + 18 = 145
Binary Value

2 (exp 18)
Acc.

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

8 4

2

1

8

4 2

1

8

4

2 1

8

4

2

1

0 0

0

0

0

0 0

0

0

0

0 0

0

1

0

1

0 1

1

1

0

0 1

0

0

0

1 0

0

0

0

1

5

7

OUTD
V1500
Copy the real value in the
accumulator to V1500 and V1501

V1501
0

0

0

V1500
2

4

1

The binary number copied to
V1500.

Handheld Programmer Keystrokes
$

B

STR

1

SHFT

L
ANDST

D

SHFT

R
ORN

T
MLR

SHFT

D

GX
OUT

3

3

ENT
D

B

3

O
INST#

B
B

1
1

1

E

4

A

0

A

0

ENT
F

5

A

0

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

A

0

ENT

ENT

Chapter 5: Standard RLL Instructions - Number Conversion

Radian Real Conversion (RADR)
DS

Used

HPP

N/A

The Radian Real Conversion instruction converts the real degree
value stored in the accumulator to the equivalent real number in
radians. The result resides in the accumulator.

R ADR

Degree Real Conversion (DEGR)
DS32

Used

HPP

N/A

The Degree Real instruction converts the degree real radian value
stored in the accumulator to the equivalent real number in degrees.
The result resides in the accumulator.

DE G R

Discrete Bit Flags

Description

SP63
SP70
SP72
SP73
SP75

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.
On anytime the value in the accumulator is an invalid floating point number.
On when a signed addition or subtraction results in an incorrect sign bit.
On when a number cannot be converted to binary.

The two instructions described above convert real numbers into the accumulator from degree
format to radian format, and vice-versa. In degree format, a circle contains 360 degrees. In
radian format, a circle contains 2f (about 6.28) radians. These convert between both positive
and negative real numbers, and for angles greater than a full circle. These functions are very
useful when combined with the transcendental trigonometric functions (see the section on
math instructions).
NOTE: The current HPP does not support real number entry with automatic conversion to the 32-bit
IEEE format. You must use DirectSOFT for entering real numbers, using the LDR (Load Real)
instruction.

The following example takes the sine of 45 degrees. Since transcendental functions operate
only on real numbers, we do an LDR (load real) 45. The trig functions operate only in
radians, so we must convert the degrees to radians by using the RADR command. After using
the SINR (Sine Real) instruction, we use an OUTD (Out Double) instruction to move the
result from the accumulator to V-memory. The result is 32-bits wide, requiring the Out
Double to move it.
Accumulator contents
(viewed as real number)

DirectSOFT
DirectSOFT32
X1

LDR
R45

Load the real number 45 into
the accumulator.

45.000000

RADR

Convert the degrees into radians,
leaving the result in the
accumulator.

0.7853982

SINR

Take the sine of the number in
the accumulator, which is in
radians.

0.7071067

Copy the value in the
accumulator to V2000
and V2001.

0.7071067

OUTD
V2000

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Number Conversion

ASCII to HEX (ATH)

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DS

Used

HPP

N/A

5-134

The ASCII TO HEX instruction converts a table of ASCII values to
a specified table of HEX values. ASCII values are two digits and their
ATH
HEX equivalents are one digit. This means an ASCII table of four
V aaa
V-memory locations would only require two V-memory locations
for the equivalent HEX table. The function parameters are loaded
into the accumulator stack and the accumulator by two additional
instructions. Listed below are the steps necessary to program an ASCII
to HEX table function. The example on the following page shows a
program for the ASCII to HEX table function.
Step 1: Load the number of V-memory locations for the ASCII table into the first level of the
accumulator stack.
Step 2: Load the starting V-memory location for the ASCII table into the accumulator. This
parameter must be a HEX value.
Step 3: Specify the starting V-memory location (Vaaa) for the HEX table in the ATH
instruction.
Helpful Hint: — For parameters that require HEX values when referencing memory
locations, the LDA instruction can be used to convert an octal address to the HEX equivalent
and load the value into the accumulator.
Operand Data Type

DL06 Range
aaa

V-memory

V

Discrete Bit Flags
SP53

See memory map

Description
On when the value of the operand is larger than the accumulator can work with.

In the example on the following page, when X1 is ON the constant (K4) is loaded into the
accumulator using the Load instruction and will be placed in the first level of the accumulator
stack when the next Load instruction is executed. The starting location for the ASCII table
(V1400) is loaded into the accumulator using the Load Address instruction. The starting
location for the HEX table (V1600) is specified in the ASCII to HEX instruction. The table
below lists valid ASCII values for ATH conversion.
ASCII Values Valid for ATH Conversion
ASCII Value

Hex Value

ASCII Value

Hex Value

30
31
32
33
34
35
36
37

0
1
2
3
4
5
6
7

38
39
41
42
43
44
45
46

8
9
A
B
C
D
E
F

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Number Conversion

DirectSOFT
Direct SOFT32
X1

ASCII T ABLE

Load the constant value
into the lower 16 bits of the
accumulator. This value
defines the number of V
memory location in the
ASCII table

LD
K4

V1400

Convert octal 1400 to HEX
300 and load the value into
the accumulator

LDA
O 1400

Hexadecimal
Equivalents

33 34

V1401

31 32

V1402

37 38

1234

V1600

5678

V1601

V1600 is the starting
location for the HEX table

ATH
V1600

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V1403

35 36

ENT

HEX to ASCII (HTA)
DS

Used

HPP

N/A

HTA
The HEX to ASCII instruction converts a table of HEX
V aaa
values to a specified table of ASCII values. HEX values are
one digit and their ASCII equivalents are two digits.
This means a HEX table of two V-memory locations would require four V-memory locations
for the equivalent ASCII table. The function parameters are loaded into the accumulator
stack and the accumulator by two additional instructions. Listed below are the steps necessary
to program a HEX to ASCII table function. The example on the following page shows a
program for the HEX to ASCII table function.
Step 1: Load the number of V-memory locations in the HEX table into the first level
of the accumulator stack.
Step 2: Load the starting V-memory location for the HEX table into the accumulator.
This parameter must be a HEX value.
Step 3:Specify the starting V-memory location (Vaaa) for the ASCII table in the HTA
instruction.
Helpful Hint: — For parameters that require HEX values when referencing memory
locations, the LDA instruction can be used to convert an octal address to the HEX equivalent
and load the value into the accumulator.

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Chapter 5: Standard RLL Instructions - Number Conversion

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Operand Data Type

DL06 Range
aaa

V-memory

V

See memory map

Discrete Bit Flags

Description

SP53

On when the value of the operand is larger than the accumulator can work with.

In the following example, when X1 is ON, the constant (K2) is loaded into the accumulator
using the Load instruction. The starting location for the HEX table (V1500) is loaded into
the accumulator using the Load Address instruction. The starting location for the ASCII table
(V1400) is specified in the HEX to ASCII instruction.
Direct SOFT32
DirectSOFT
X1

Hexadecimal
Equivalents

LD

ASCII T ABLE

K2
Load the constant value into
the lower 16 bits of the
accumulator. This value
defines the number of V
locations in the HEX table.

33 34

V1400

31 32

V1401

37 38

V1402

35 36

V1403

1234

V1500
LDA
O 1500
Convert octal 1500 to HEX
340 and load the value into
the accumulator

HTA
V1400

5678

V1501

V1400 is the starting
location for the ASCII table.
The conversion is executed
by this instruction.
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The table below lists valid ASCII values for HTA conversion.
ASCII Values Valid for HTA Conversion
Hex Value

ASCII Value

Hex Value

ASCII Value

0
1
2
3
4
5
6
7

30
31
32
33
34
35
36
37

8
9
A
B
C
D
E
F

38
39
41
42
43
44
45
46

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Number Conversion

Segment (SEG)
DS

Used

HPP

Used

The BCD / Segment instruction converts a four digit HEX value in
the accumulator to seven segment display format. The result resides
in the accumulator.

SEG

In the following example, when X1 is on, the value in V1400 is loaded into the lower 16
bits of the accumulator using the Load instruction. The HEX value in the accumulator is
converted to seven segment format using the Segment instruction. The bit pattern in the
accumulator is copied to Y20–Y57 using the Out Formatted instruction.
DirectSOFT32 Display
DirectSOFT
X1

V1400
6

LD

F

7

1

V1400
Load the value in V1400 nto the
lower 16 bits of the accumulator
Acc.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6 5

4 3

2 1

0

1

1

0

1 1

1

0

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6 5

4 3

2 1

0

1

1

1

1 1

0

1

0

1 1

1

0

0

0 1

0

0

0

0

0 1

1

1

0

0 0

0

0

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1 0

-

g

f

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-

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-

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a

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0

0

0

0 0

0

0

0

0 0

0

0

0

0 0

0

1

1

0

1 1

0

0

0 1

SEG

Convert the binary (HEX)
value in the accumulator to
seven segment display
format

OUTF

Y20
K32

Copy the value in the
accumulator to Y20-- Y57

Acc.

0

a
f

b

Segment
Labels

g
e

Y57 Y56 Y55 Y54 Y53

Y24 Y23 Y22 Y21 Y20

OFF ON ON

OFF OFF ON ON OFF

ON ON

c
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Chapter 5: Standard RLL Instructions - Number Conversion

Gray Code (GRAY)

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B
C
D

DS

Used

HPP

Used

The Gray code instruction converts a 16-bit gray code
GRAY
value to a BCD value. The BCD conversion requires 10
bits of the accumulator. The upper 22 bits are set to “0”.
This instruction is designed for use with devices (typically
encoders) that use the gray code numbering scheme. The Gray Code instruction will directly
convert a gray code number to a BCD number for devices having a resolution of 512 or 1024
counts per revolution. If a device having a resolution of 360 counts per revolution is to be
used, you must subtract a BCD value of 76 from the converted value to obtain the proper
result. For a device having a resolution of 720 counts per revolution, you must subtract a
BCD value of 152.
In the following example, when X1 is ON, the binary value represented by X10–X27 is
loaded into the accumulator using the Load Formatted instruction. The gray code value in
the accumulator is converted to BCD using the Gray Code instruction. The value in the
lower 16 bits of the accumulator is copied to V2010.
Discrete Bit Flags

Description

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.

DirectSOFT
Direct SOFT32
X1

LDF

K16

X27 X26 X25

X12 X11 X10

OFF OFF OFF

ON OFF ON

X10
Load the value represented
by X10–X27 into the lower
16 bits of the accumulator

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
Acc.

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

8

7

6 5

4 3

2

1

0

0

0

0

0

0

1

0

1

0

GRAY

Convert the 16 bit grey code
value in the accumulator to a
BCD value

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
Acc.

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

8

7

6 5

4 3

2

1

0

0

0

0

0

0

1

1

0

0

0

0

6

OUT
V2010
Copy the value in the lower
16 bits of the accumulator to
V2010

Gray Code

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BCD

0000000000

0000

0000000001

0001

0000000011

0002

0000000010

0003

0000000110

0004

0000000111

0005

0000000101

0006

0000000100

0007

1000000001

1022

1000000000

1023

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Chapter 5: Standard RLL Instructions - Number Conversion

Shuffle Digits (SFLDGT)
DS

Used

HPP

Used

The Shuffle Digits instruction shuffles a maximum of 8 digits,
SFLDGT
rearranging them in a specified order. This function requires
parameters to be loaded into the first level of the accumulator stack
and the accumulator with two additional instructions. Listed below are the steps necessary to
use the shuffle digit function. The example on the following page shows a program for the
Shuffle Digits function.
Step 1: Load the value (digits) to be shuffled into the first level of the accumulator
stack.
Step 2: Load the order that the digits will be shuffled to into the accumulator.
Step 3: Insert the SFLDGT instruction.
NOTE: If the number used to specify the order contains a 0 or 9–F, the corresponding position
will be set to 0.
Discrete Bit Flags

Description

SP63
SP70

On when the result of the instruction causes the value in the accumulator to be zero.
On anytime the value in the accumulator is negative.

Shuffle Digits Block Diagram
There are a maximum of 8 digits that can be shuffled. The bit positions in the first level of
the accumulator stack define the digits to be shuffled. They correspond to the bit positions in
the accumulator that define the order the digits will be shuffled. The digits are shuffled and
the result resides in the accumulator.
Digits to be
shuffled (first stack location)
9

A

B

C

D

E

F

0

1

2

8

7

3

6

5

4

Specified order (accumulator)
Bit Positions

8

7

6

5

4

3

2

1

B

C

E

F

0

D A

9

Result (accumulator)

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Chapter 5: Standard RLL Instructions - Number Conversion

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5-140

In the following example, when X1 is on, the value in the first level of the accumulator stack
will be reorganized in the order specified by the value in the accumulator.
Example A shows how the shuffle digits works when 0 or 9–F is not used when specifying the
order the digits are to be shuffled. Also, there are no duplicate numbers in the specified order.
Example B shows how the Shuffle Digits works when a 0 or 9–F is used when specifying the
order the digits are to be shuffled. Notice when the Shuffle Digits instruction is executed, the
bit positions in the first stack location that had a corresponding 0 or 9–F in the accumulator
(order specified) are set to “0”.
Example C shows how the Shuffle Digits works when duplicate numbers are used specifying
the order the digits are to be shuffled. Notice when the Shuffle Digits instruction is executed,
the most significant duplicate number in the order specified is used in the result.

DirectSOFT
Direct SOFT32

A

X1

B

V2001

LDD
9

V2000
Load the value in V2000 and
V2001 into the accumulator

Original
bit
Positions

8

A

7

9

A

1

2

B

V2000
C

6

5

B

D

E

V2006
Load the value in V2006 and
V2007 into the accumulator

Specified
order

8
1

New bit
Positions

SFLDGT

8

7
2

7

0

4

3

2

1

C

D

E

F

0

7

3

6

V2007

LDD

F

8

6

5

8

7

6

0

Acc.

5

F

E

V2000
C

B

A

9

8 7 6 5
0 F E D

4
C

3
B

2
A

1
9

0

0

2

1

4

3

2

1

8

7

0

0

2

1

Acc.

4

3

8

7

Acc.

0

0

0

0

0

V2007
4

4

3

2

1

3

6

5

4

4

3

2

1

B

C

E

F

0

D A

9

B

C

E

F

0

D A

9

V2001

D

V2006
5

C

V2001

0

8

0

7
0

4

6
4

9

Acc.

5
3

B

V2000
C

D

E

F

0

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7

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2

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5

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0

0

9

A

B

C

0

9

A

B

C

V2006
3

A

V2007

Acc.

0

Acc.

8 7 6 5
0 0 0 0

4
E

3
D

2
A

1
9

0

E

D

A

9

2

V2006

Shuf fle the digits in the first
level of the accumulator
stack based on the pattern
in the accumulator. The
result is in the accumulator .
OUTD
V2010

V2010

V2011

0

0

0

V2011

Copy the value in the
accumulator to V2010 and
V2011

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DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Acc.

V2010

Acc.

Acc.

Chapter 5: Standard RLL Instructions - Table Instructions

Table Instructions
Move (MOV)
DS

Used

HPP

Used

The Move instruction moves the values from a V-memory
MOV
table to another V-memory table the same length (a table being
V aaa
a consecutive group of V-memory locations). The function
parameters are loaded into the first level of the accumulator stack
and the accumulator by two additional instructions. The MOV instruction can be used to
write data to non-volatile V-memory (see Appendix F). Listed below are the steps necessary to
program the MOV function.
• Step 1 L
 oad the number of V-memory locations to be moved into the first level of the accumulator
stack. This parameter is a HEX value (KFFF max, 7777 octal, 4096 decimal).
• Step 2 L
 oad the starting V-memory location for the locations to be moved into the accumulator.
This parameter is a HEX value.
• Step 3 I nsert the MOV instruction which specifies starting V-memory location (Vaaa) for the
destination table.

Helpful Hint: — For parameters that require HEX values when referencing memory
locations, the LDA instruction can be used to convert an octal address to the HEX equivalent
and load the value into the accumulator.
Operand Data Type

DL06 Range
aaa

V-memory
Pointer

V
P

See memory map
See memory map

Discrete Bit Flags

Description

SP53

On when the value of the operand is larger than the accumulator can work with.

In the following example, when X1 is on, the constant value (K6) is loaded into the
accumulator using the Load instruction. This value specifies the length of the table and
is placed in the first stack location after the Load Address instruction is executed. The
octal address 2000 (V2000), the starting location for the source table, is loaded into the
accumulator. The destination table location (V2030) is specified in the Move instruction.
Direct SOFT32
X1

K6

Load the constant value 6
(HEX) into the lower 16 bits
of the accumulator

O 2000

Convert octal 2000 to HEX
400 and load the value into
the accumulator

V2030

Copy the specified table
locations to a table
beginning at location V2030

LD

DirectSOFT

LDA

MOV

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X V2027

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3 V2000

0

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3 V2030

0

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0

0 V2001

0

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0 V2031

9

9

9

9 V2002

9

9

9

9 V2032

3

0

7

4 V2003

3

0

7

4 V2033

8

9

8

9 V2004

8

9

8

9 V2034

1

0

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1

0

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X

X

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X

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ENT
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Chapter 5: Standard RLL Instructions - Table Instructions

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HPP

5-142

Move Memory Cartridge (MOVMC)
Load Label (LDLBL)
Used
Used

The Move Memory Cartridge instruction is used to copy data
between V-memory and program ladder memory. The Load Label
instruction is only used with the MOVMC instruction when copying
data from program ladder memory to V-memory.
To copy data between V-memory and program ladder memory,
the function parameters are loaded into the first two levels of
the accumulator stack and the accumulator by two additional
instructions. Listed below are the steps necessary to program the
MOVMC and LDLBL functions.

MOVMC
V aaa

LDLBL
K aaa

• Step 1: Load the number of words to be copied into the second level of the accumulator stack.
• Step 2: Load the offset for the data label area in ladder memory and the beginning of the V-memory
block into the first level of the stack.
• Step 3:Load the source data label (LDLBL Kaaa) into the accumulator when copying data from
ladder memory to V-memory. Load the source address into the accumulator when copying
data from V-memory to ladder memory. This is where the value will be copied from. If the
source address is a V-memory location, the value must be entered in HEX.
• Step 4:Insert the MOVMC instruction which specifies destination in V-memory (Vaaa). This is
the copy destination.
		
V-memory

Operand Data Type

A
V

DL06 Range
aaa

See memory map

NOTE: Refer to page 5-188 for an example.
WARNING: The offset for this usage of the instruction starts at 0, but may be any number that
does not result in data outside of the source data area being copied into the destination table.
When an offset is outside of the source information boundaries, then unknown data values will be
transferred into the destination table.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Table Instructions

Copy Data From a Data Label Area to V-memory
In the example below, data is copied from a Data Label Area to V-memory. When X1 is on,
the constant value (K4) is loaded into the accumulator using the Load (LD) instruction. This
value specifies the length of the table and is placed in the second stack location after the next
Load and Load Label (LDLBL) instructions are executed. The constant value (K0) is loaded
into the accumulator, specifying the offset for the source and destination data. It is placed
in the first stack location after the LDLBL instruction is executed. The source address where
data is being copied from is loaded into the accumulator using the LDLBL instruction. The
MOVMC instruction specifies the destination starting location and executes the copying of
data from the Data Label Area to V-memory.
DirectSOFT
Direct SOFT32
X1

.
.

Data label area
programmed after
the END instruction

LD
K4

DLBL

Load the value 4 into the
accumulator specifying the
number of locations to be
copied.
LD
K0
Load the value 0 into the
accumulator specifying the
offset for source and
destination locations

N

C

O

N

K

1

2

3

N

C

O

N

K

4

5

3

N

C

O

N

K

6

1

5

N

C

K 8

X

X

X

X

V1777

1

2

3

4

V2000

4

5

3

2

V2001

6

1

5

1

V2002

8

8

4

5

V2003

X

X

X

X

V2004

K1

O

N

8

4

4
2
1
5

LDLBL
K1
Load the value 1 into the
accumulator specifying the
Data Label Area K1 as the
starting address of the data
to be copied.

.
.

MOVMC
V2000
V2000 is the destination
starting address for the data
to be copied.
Handheld Programmer Keystrokes
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K
JMP

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A

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L
ANDST

B

L
ANDST

B

O
INST#

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AND

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3

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ENT
ENT
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A

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Chapter 5: Standard RLL Instructions - Table Instructions

SETBIT

1
2
3
4
5
6
7
8
9
10
11
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DS

Used

HPP

Used

SETBIT
A aaa

The Set Bit instruction sets a single bit to one within a
range of V-memory locations.

RSTBIT
DS

Used

HPP

Used

5-144

RSTBIT

A aaa
The Reset Bit instruction resets a single bit to zero within a
range of V-memory locations.
The following description applies to both the Set Bit and Reset Bit table instructions.
Step 1: Load the length of the table (number of V-memory locations) into the first level of
the accumulator stack. This parameter must be a HEX value, 0 to FF.
Step 2: Load the starting V-memory location for the table into the accumulator. This
parameter must be a HEX value. You can use the LDA instruction to convert an octal
address to hex.
Step 3: Insert the Set Bit or Reset Bit instruction. This specifies the reference for the bit
number of the bit you want to set or reset. The bit number is in octal, and the first bit
in the table is number “0”.
Helpful hint: — Remember that each V-memory location contains 16 bits. So, the bits of
the first word of the table are numbered from 0 to 17 octal. For example, if the table length
is six words, then 6 words = (6 x 16) bits, = 96 bits (decimal), or 140 octal. The permissible
range of bit reference numbers would be 0 to 137 octal. SP 53 will be set if the bit specified is
outside the range of the table.

Operand Data Type

DL06 Range
aaa

V-memory

V

See memory map

Discrete Bit Flags
SP53

Description
On when the specified bit is outside the range of the table.

NOTE: Status flags are only valid until the end of the scan or until another instruction that uses the
same flag is executed.

For example, suppose we have a table
starting at V3000 that is two words long,
as shown to the right. Each word in
the table contains 16 bits, or 0 to 17 in
octal. To set bit 12 in the second word,
we use its octal reference (bit 14). Then
we compute the bit’s octal address from
the start of the table, so 17 + 14 = 34
octal. The following program shows how
to set the bit as shown to a “1”.

MSB

V3000

LSB

16 bits

MSB

V3001

LSB

1 1 1 1 11 1 1 7 6 5 4 3 2 1 0
7 6 5 4 32 1 0

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Table Instructions
In this ladder example, we will use input X0 to trigger the Set Bit operation. First, we will
load the table length (2 words) into the accumulator stack. Next, we load the starting address
into the accumulator. Since V3000 is an octal number, we have to convert it to hex by using
the LDA command. Finally, we use the Set Bit (or Reset Bit) instruction and specify the octal
address of the bit (bit 34), referenced from the table.
DirectSOFT
Direct SOFT Display32
X0

Load the constant value 2
(Hex.) into the lower 16 bits
of the accumulator.

LD
K2

Convert octal 3000 to HEX
and load the value into the
accumulator. This is the
table beginning.

LDA
O 3000

Set bit 34 (octal) in the table
to a ”1”.

SETBIT
O 34

Handheld Programmer Keystrokes
$

A

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

X
SET

SHFT

B

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0

PREV

3
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A
I

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0
8

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2
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NEXT

ENT
A
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0
3

A
E

0
4

A

0

ENT

ENT

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Chapter 5: Standard RLL Instructions - Table Instructions

Fill (FILL)

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Used

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The Fill instruction fills a table of up to 255 V-memory locations
F ILL
with a value (Aaaa), which is either a V-memory location or a 4-digit
A aaa
constant. The function parameters are loaded into the first level of the
accumulator stack and the accumulator by two additional instructions.
Listed below are the steps necessary to program the Fill function.
Step 1: Load the number of V-memory locations to be filled into the first level of the
accumulator stack. This parameter must be a HEX value, 0–FF.
Step 2: Load the starting V-memory location for the table into the accumulator. This
parameter must be a HEX value.
Step 3: Insert the Fill instruction which specifies the value to fill the table with. Helpful Hint:
— For parameters that require HEX values when referencing memory locations, the
LDA instruction can be used to convert an octal address to the HEX equivalent and
load the value into the accumulator.
Operand Data Type

DL06 Range
aaa

A
V
P
K

		
V-memory
Pointer
Constant

See memory map
See memory map
0–FF

Discrete Bit Flags
SP53

Description
On if the V-memory address is out of range.

In the following example, when X1 is on, the constant value (K4) is loaded into the
accumulator using the Load instruction. This value specifies the length of the table and
is placed on the first level of the accumulator stack when the Load Address instruction is
executed. The octal address 1600 (V1600) is the starting location for the table and is loaded
into the accumulator using the Load Address instruction. The value to fill the table with
(V1400) is specified in the Fill instruction.
Direct
S OF T32
DirectSOFT
X1

Load the cons tant value 4
( HE X) into the lower 16 bits
of the accumulator

LD
K4

S
S

Convert the octal addres s
1600 to HE X 380 and load the
value into the accumulator

LDA
O 1600

V1400
2

F ill the table with the value
in V1400

F ILL
V1400

Handheld Programmer Keystrokes
B

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

F

I

5

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ENT
PREV

3
3
8

A

0

0

X

X

X

V1576

X

X

X

X

V1577

2

5

0

0

V1600

2

5

0

0

V1601

2

5

0

0

V1602

2

5

0

0

V1603

X

X

X

X

V1604

X

X

X

X

V1605

S
S

Handheld Programmer Keys trokes

$

5

X

0

L
L
ANDST ANDST

E
B

4
1

ENT
G
B

6
1

A
E

0
4

A
A

0
0

ENT
A

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DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Table Instructions

Find (FIND)
DS

Used

HPP

Used

The Find instruction is used to search for a specified value in a
F IND
V-memory table of up to 255 locations. The function parameters
A aaa
are loaded into the first and second levels of the accumulator stack
and the accumulator by three additional instructions. Listed below
are the steps necessary to program the Find function.
Step 1: Load the length of the table (number of V-memory locations) into the second level of
the accumulator stack. This parameter must be a HEX value, 0–FF.
Step 2: Load the starting V-memory location for the table into the first level of the
accumulator stack. This parameter must be a HEX value.
Step 3: Load the offset from the starting location to begin the search. This parameter must be
a HEX value.
Step 4: Insert the Find instruction which specifies the first value to be found in the table.
Results:— The offset from the starting address to the first V-memory location which contains
the search value (in HEX) is returned to the accumulator. SP53 will be set On if an address
outside the table is specified in the offset or the value is not found. If the value is not found 0
will be returned in the accumulator.
Helpful Hint: — For parameters that require HEX values when referencing memory
locations, the LDA instruction can be used to convert an octal address to the HEX equivalent
and load the value into the accumulator.

Operand Data Type

DL06 Range
A
V
K

		
V-memory
Constant

Discrete Bit Flags
SP53

aaa
See memory map
0–FF

Description
On if there is no value in the table that is equal to the search value.

NOTE: Status flags are only valid until another instruction that uses the same flags is executed. The
pointer for this instruction starts at 0 and resides in the accumulator.

In the following example, when X1 is on, the constant value (K6) is loaded into the
accumulator using the Load instruction. This value specifies the length of the table and is
placed in the second stack location when the following Load Address and Load instruction is
executed. The octal address 1400 (V1400) is the starting location for the table and is loaded
into the accumulator. This value is placed in the first level of the accumulator stack when the
following Load instruction is executed. The offset (K2) is loaded into the lower 16 bits of the
accumulator using the Load instruction. The value to be found in the table is specified in the
Find instruction. If a value is found equal to the search value, the offset (from the starting
location of the table) where the value is located will reside in the accumulator.

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Chapter 5: Standard RLL Instructions - Table Instructions
DirectS OF T 32 Dis play
DirectSOFT

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X1

S
S

LD
K6
Load the cons tant value 6
(HE X) into the lower 16 bits
of the accumulator

Offs et
Begin here

LDA
O 1400
C onvert octal 1400 to HE X
300 and load the value into
the accumulator.

0

1

2

3 V1400

0

0

5

0

0 V1401

1

9

9

9

9 V1402

2

3

0

7

4 V1403

3

8

9

8

9 V1404

4

1

0

1

0 V1405

5

X

X

X

X V1406

X

X

X

X V1407

Table length

Accumulator
0

0

0

0

0

0

0

4

V1404 contains the location
where the match was found.
The value 8989 was the 4th
location after the s tart of the
s pecified table.

S
S

LD
K2
Handheld Programmer Keystrokes

Load the cons tant value
2 into the lower 16 bits
of the accumulator

F IND

$

1

ENT

SHFT

D
L
ANDST
3

SHFT

D
L
ANDST
3

SHFT

L
D
ANDST
3

PREV

SHFT

F

N
TMR

K8989
F ind the location in the table
where the value 8989 res ides

B

STR

5

I

8

PREV
A

G
B

0
C
D

2
3

6
1

ENT
E

4

A

0

ENT
NEXT

I

8

J

9

I

8

J

9

ENT

Find Greater Than (FDGT)
The Find Greater Than instruction is used to search for the first
occurrence of a value in a V-memory table that is greater than
F DG T
the specified value (Aaaa), which can be either a V-memory
A aaa
location or a 4-digit constant. The function parameters are
loaded into the first level of the accumulator stack and the
accumulator by two additional instructions. Listed below are the
steps necessary to program the Find Greater Than function.
Step 1: Load the length of the table (up to 255 locations) into the first level of the
accumulator stack. This parameter must be a HEX value, 0–FF.
Step 2: Load the starting V-memory location for the table into the accumulator. This
parameter must be a HEX value.
Step 3: Insert the FDGT instruction which specifies the greater than search value.
Results:— The offset from the starting address to the first V-memory location
which contains the greater than search value (in HEX) which is returned to
the accumulator. SP53 will be set On if the value is not found and 0 will be
returned in the accumulator.
Helpful Hint: — For parameters that require HEX values when referencing memory
locations, the LDA instruction can be used to convert an octal address to the HEX equivalent
and load the value into the accumulator.
NOTE: This instruction does not have an offset, such as the one required for the FIND instruction.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Table Instructions
Operand Data Type

DL06 Range
aaa

A
V
K

		
V-memory
Constant

See memory map
0–FF

Discrete Bit Flags
SP53

Description
On if there is no value in the table that is equal to the search value.

NOTE: Status flags are only valid until another instruction that uses the same flags is executed. The
pointer for this instruction starts at 0 and resides in the accumulator.

In the following example, when X1 is on, the constant value (K6) is loaded into the
accumulator using the Load instruction. This value specifies the length of the table and is
placed in the first stack location after the Load Address instruction is executed. The octal
address 1400 (V1400) is the starting location for the table and is loaded into the accumulator.
The Greater Than search value is specified in the Find Greater Than instruction. If a value is
found greater than the search value, the offset (from the starting location of the table) where
the value is located will reside in the accumulator. If there is no value in the table that is
greater than the search value, a zero is stored in the accumulator and SP53 will come ON.

DirectS OF T 32 Dis play
DirectSOFT
X1

LD
K6
S
S

Load the cons tant value 6
(HE X) into the lower 16 bits
of the accumulator
Begin here
LDA
O 1400
C onvert octal 1400 to HE X
300 and load the value into
the accumulator.

F DG T
K8989

0

1

2

3 V1400

0

0

5

0

0 V1401

1

9

9

9

9 V1402

2

3

0

7

4 V1403

3

8

9

8

9 V1404

4

1

0

1

0 V1405

5

X

X

X

X V1406

X

X

X

X V1407

S HFDT
SHFTLD L
ANDST
3

AA

S HF TF
SHFT

GD

5

FD

3

0
6

PREV

G

OC T

B

T G
MLR

Accumulator
0

0

0

0

ENT

6
1

1

E

T

S HF IT
NEXT

4

4 A

0
8

0A

0
ENT

0

K(CJON)
9

I

8
8

J

0

0

0

V1402 contains the location
where the firs t value greater
than the s earch value was
found. 9999 was the 2nd
location after the s tart of the
s pecified table.

S
S

F ind the value in the table
greater than the s pecified value
Handheld Programmer Keystrokes
Handheld Programmer Keys trokes
$
B
ENT
STR
1
STR
X(IN)
1
L
D
SHFT
LD ANDST
K(C ON)3
6

Table length

9
9

ENT

8

9

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Chapter 5: Standard RLL Instructions - Table Instructions

Table to Destination (TTD)

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Used

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The Table To Destination instruction moves a value from a
V-memory table to a V-memory location and increments the
table pointer by 1. The first V-memory location in the table
TTD
contains the table pointer which indicates the next location
Aaaa
in the table to be moved. The instruction will be executed
once per scan provided the input remains on. The table
pointer will reset to 1 when the value equals the last location
in the table. The function parameters are loaded into the first
level of the accumulator stack and the accumulator by two
additional instructions. Listed below are the steps necessary
to program the Table To Destination function.
Step 1: Load the length of the data table (number of V-memory locations) into the
first level of the accumulator stack. This parameter must be a HEX value, 0 to
FF.
Step 2: Load the starting V-memory location for the table into the accumulator.
(Remember, the starting location of the table is used as the table pointer.)
This parameter must be a HEX value.
Step 3: Insert the TTD instruction which specifies destination V-memory location
(Vaaa).
Helpful Hint: — For parameters that require HEX values when referencing memory
locations, the LDA instruction can be used to convert an octal address to the HEX equivalent
and load the value into the accumulator.
Helpful Hint: — The instruction will be executed every scan if the input logic is on. If you
do not want the instruction to execute for more than one scan, a one-shot (PD) should be
used in the input logic.
Helpful Hint: — The pointer location should be set to the value where the table operation
will begin. The special relay SP0 or a one-shot (PD) should be used so the value will only be
set in one scan and will not affect the instruction operation.
Operand Data Type
		
V-memory

Discrete Bit Flags
SP56

DL06 Range
aaa

A
V

See memory map

Description
On when the table pointer equals the table length.

NOTE: Status flags (SPs) are only valid until another instruction that uses the same flag is executed,
or the end of the scan. The pointer for this instruction starts at 0 and resets when the table length is
reached. At first glance it may appear that the pointer should reset to 0. However, it resets to 1,
not 0.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Table Instructions
In the following example, when X1 is on, the constant value (K6) is loaded into the
accumulator using the Load instruction. This value specifies the length of the table and is
placed in the first stack location after the Load Address instruction is executed. The octal
address 1400 (V1400) is the starting location for the source table and is loaded into the
accumulator. Remember, V1400 is used as the pointer location, and is not actually part of the
table data source. The destination location (V1500) is specified in the Table to Destination
instruction. The table pointer (V1400 in this case) will be increased by “1” after each
execution of the TTD instruction.
DirectSOFT
DirectSOFT32
X1

Load the constant value 6
(HEX) into the lower 16 bits
of the accumulator

LD
K6

Convert octal 1400 to HEX
300 and load the value into
the accumulator. This is the
table pointer location

LDA
0 1400

Copy the specified value from
the table to the specified
destination (V1500)

TTD
V1500

Handheld Programmer Keystrokes
$

B

STR

1

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

T
MLR

T
MLR

ENT
PREV

3
3

A
D

0
3

G
B
B

6
1
1

ENT
E
F

4
5

It is important to understand how the table
locations are numbered. If you examine the
example table, you’ll notice that the first data
location, V1401, will be used when the pointer
is equal to zero, and again when the pointer is
equal to six. Why? Because the pointer is only
equal to zero before the very first execution.
From then on, it increments from one to six,
and then resets to one.
Also, our example uses a normal input contact
(X1) to control the execution. Since the
CPU scan is extremely fast, and the pointer
increments automatically, the table would cycle
through the locations very quickly. If this is a
problem, you have an option of using SP56 in
conjunction with a one-shot (PD) and a latch
(C1 for example) to allow the table to cycle
through all locations one time and then stop.
The logic shown here is not required, it’s just an
optional method.

A
A

0
0

A
A

0
0

ENT
ENT

Table

Table Pointer

V1401

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X

X

X

0

0

0

Des tination
X

X

X

S
S

DirectSOFT
DirectSOFT32

(optional latch example using SP56)
C0
PD

X1
C1

0 V1400

LD
K6
Load the constant value 6
(HEX) into the lower 16 bits
of the accumulator

C0

C1
SET

SP56

C1
RST

Since Special Relays are
reset at the end of the scan,
this latch must follow the TTD
instruction in the program

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Table Instructions

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The following diagram shows the scan-by-scan results of the execution for our example
program. Notice how the pointer automatically cycles from 0 – 6, and then starts over at 1
instead of 0. Also, notice how SP56 is only on until the end of the scan.
Scan N

Before TTD Execution

After TTD Execution

Table

Scan N+1

Table Pointer

V1401

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X X

X

.
.

5-152

0

Table

0 V1400

Destination
X

X X

X V1500

SP56

SP56 = OFF

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X

X

X

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X X

X

0

0

0

Table

1 V1400

Destination
0

5

0

0 V1500

SP56

SP56 = OFF

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X

X

X

0

1 V1400

Destination
0

5

0

SP56

0

V1500

SP56 = OFF

.
.

0

0

0

2 V1400

Destination
9

9

9

SP56

9 V1500

SP56 = OFF

After TTD Execution

Before TTD Execution
Table Pointer

V1401

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X X

X

0

0

0

Table

5 V1400

Destination
1

0

1

0 V1500

SP56

SP56 = OFF

Table Pointer (Automatically Incremented)

V1401

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X

X

X

.
.

0

0

0

6 V1400

Destination
2

0

4

SP56

6 V1500

SP56 = ON
until end of scan
or next instruction
that uses SP56

After TTD Execution

Before TTD Execution
Table

Table Pointer

V1401

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X X

X

.
.

0

Table Pointer (Automatically Incremented)

V1401

.
.
.

.
.

.
.

0

After TTD Execution

V1401

.
.

Table Pointer (Automatically Incremented)

V1401

Table Pointer

Table

Scan N+6

0

Before TTD Execution
Table

Scan N+5

0

0

0

0

Table

6 V1400

Destination
2

0

4

SP56

6 V1500

SP56 = OFF

Table Pointer (Resets to 1, not 0)

V1401

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X

X

X

.
.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0

0

0

1 V1400

Destination
0

5

0

SP56

0 V1500

SP56 = OFF

Chapter 5: Standard RLL Instructions - Table Instructions

Remove from Bottom (RFB)
DS

Used

HPP

Used

The Remove From Bottom instruction moves a value from
the bottom of a V-memory table to a V-memory location and
decrements a table pointer by 1. The first V-memory location
in the table contains the table pointer which indicates the next
location in the table to be moved. The instruction will be executed
once per scan provided the input remains on. The instruction
will stop operation when the pointer equals 0. The function
parameters are loaded into the first level of the accumulator stack
and the accumulator by two additional instructions. Listed below
are the steps necessary to program the Remove From Bottom
function.

RFB
Aaaa

Step 1: Load the length of the table (number of V-memory locations) into the first level of
the accumulator stack. This parameter must be a HEX value, 0 to FF.
Step 2: Load the starting V-memory location for the table into the accumulator. (Remember,
the starting location of the table blank is used as the table pointer.) This parameter must be a
HEX value.
Step 3: Insert the RFB instruction which specifies destination V-memory location (Vaaa).
Helpful Hint: — For parameters that require HEX values when referencing memory
locations, the LDA instruction can be used to convert an octal address to the HEX equivalent
and load the value into the accumulator.
Helpful Hint: — The instruction will be executed every scan if the input logic is on. If you
do not want the instruction to execute for more than one scan, a one-shot (PD) should be
used in the input logic.
Helpful Hint: — The pointer location should be set to the value where the table operation
will begin. The special relay SP0 or a one-shot (PD) should be used so the value will only be
set in one scan and will not affect the instruction operation.

Operand Data Type

DL06 Range
aaa

A
V

		
V-memory

Discrete Bit Flags
SP56

See memory map

Description
On when the table pointer equals zero..

NOTE: Status flags (SPs) are only valid until another instruction that uses the same flag is executed
or the end of the scan The pointer for this instruction can be set to start anywhere in the table. It is
not set automatically. You must load a value into the pointer somewhere in your program.

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Chapter 5: Standard RLL Instructions - Table Instructions

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In the following example, when X1 is on, the constant value (K6) is loaded into the
accumulator using the Load instruction. This value specifies the length of the table and is
placed in the first stack location after the Load Address instruction is executed. The octal
address 1400 (V1400) is the starting location for the source table and is loaded into the
accumulator. Remember, V1400 is used as the pointer location, and is not actually part of the
table data source. The destination location (V1500) is specified in the Remove From Bottom.
The table pointer (V1400 in this case) will be decremented by “1” after each execution of the
RFB instruction.
DirectSOFT32
DirectSOFT
X1

LD
K6
Load the constant value 6
(HEX) into the lower 16 bits
of the accumulator
LDA
0 1400
Convert octal 1400 to HEX
300 and load the value into
the accumulator. This is the
table pointer location
RFB
V1500
Copy the specified value from
the table to the specified
destination (V1500)

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

R
ORN

F

1

ENT
PREV

3
3
5

A
B

0
1

G
B
B

6
1
1

ENT
E
F

4
5

It is important to understand how the table
locations are numbered. If you examine the
example table, you’ll notice that the first data
location, V1401, will be used when the pointer
is equal to one. The second data location,
V1402, will be used when the pointer is equal
to two, etc.

A
A

0
0

A
A

0
0

ENT
ENT

Table

Table Pointer

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

0

0

0

0 V1400

Des tination
X

X

X

X V1500

S
S
DirectSOFT32
(optional
one-shot
method)
DirectSOFTDisplay
(optional
one-shot
metod)
X1

Also, our example uses a normal input contact
(X1) to control the execution. Since the
CPU scan is extremely fast, and the pointer
decrements automatically, the table would cycle
through the locations very quickly. If this is
a problem for your application, you have an
option of using a
one-shot (PD) to remove one value each time
the input contact transitions from low to high.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

C0

C0
PD
LD
K6
Load the constant value 6
(HEX) into the lower 16 bits
of the accumulator
LDA
O 1400
Convert octal 1400 to HEX
300 and load the value into
the accumulator. This is the
table pointer location.

Chapter 5: Standard RLL Instructions -Table Instructions
The following diagram shows the scan-by-scan results of the execution for our example
program. Notice how the pointer automatically decrements from 6 to 0. Also, notice how
SP56 is only on until the end of the scan.
Example of Execution
Scan N

Before RFB Execution

After RFB Execution

Table

Scan N+1

Table Pointer

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X X

X

.
.

0

0

0

Table

6 V1400

Destination
X

X X

X V1500

SP56
SP56 = OFF

Before RFB Execution

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

.
.

0

0

0

5 V1400

Destination
2

0

4

6

V1500

SP56
SP56 = OFF

After RFB Execution

Table

Table Pointer

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X X

X

.
.

Table Pointer (Automatically Decremented)

V1401

0

0

0

Table

5 V1400

Destination
2

0

4

6 V1500

SP56
SP56 = OFF

Table Pointer (Automatically Decremented)

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

.
.

0

0

0

4 V1400

Destination
1

0

1

0 V1500

SP56
SP56 = OFF

.
.
.

Scan N+4

Before RFB Execution

After RFB Execution

Table

Scan N+5

Table Pointer

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X X

X

.
.

0

0

0

Table

2 V1400

Destination
3

0

7

4 V1500

SP56
SP56 = OFF

Before RFB Execution

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

.
.

0

0

0

1 V1400

Destination
9

9

9

9 V1500

SP56
SP56 = OFF

After RFB Execution

Table

Table Pointer

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X X

X

.
.

Table Pointer (Automatically Decremented)

V1401

0

0

0

Table

1 V1400

Destination
9

9

9

9 V1500

SP56
SP56 = OFF

Table Pointer

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

.
.

0

0

0

0 V1400

Destination
0

5

0

0 V1500

SP56
SP56 = ON
until end of scan
or next instruction
that uses SP56

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Table Instructions

Source to Table (STT)

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DS

Used

HPP

Used

5-156

The Source To Table instruction moves a value from
a V-memory location into a V-memory table and
increments a table pointer by 1. When the table pointer
STT
reaches the end of the table, it resets to 1. The first
V aaa
V-memory location in the table contains the table pointer
which indicates the next location in the table to store a
value. The instruction will be executed once per scan,
provided the input remains on. The function parameters
are loaded into the first level of the accumulator stack and
the accumulator with two additional instructions. Listed
below are the steps necessary to program the Source To
Table function.
Step 1: Load the length of the table (number of V-memory locations) into the first
level of the accumulator stack. This parameter must be a HEX value, 0 to FF.
Step 2: Load the starting V-memory location for the table into the accumulator.
(Remember, the starting location of the table is used as the table pointer.)
This parameter must be a HEX value.
Step 3: Insert the STT instruction which specifies the source V-memory location
(Vaaa). This is where the value will be moved from.
Helpful Hint: — For parameters that require HEX values when referencing memory
locations, the LDA instruction can be used to convert an octal address to the HEX equivalent
and load the value into the accumulator.
Helpful Hint:— The instruction will be executed every scan if the input logic is on. If you do
not want the instruction to execute for more than one scan, a one-shot (PD) should be used
in the input logic.
Helpful Hint: — The table counter value should be set to indicate the starting point for the
operation. Also, it must be set to a value that is within the length of the table. For example,
if the table is 6 words long, then the allowable range of values that could be in the pointer
should be between 0 and 6. If the value is outside of this range, the data will not be moved.
Also, a one-shot (PD) should be used so the value will only be set in one scan and will not
affect the instruction operation.
Operand Data Type

DL06 Range
aaa

A
V

		
V-memory

Discrete Bit Flags
SP56

See memory map

Description
On when the table pointer equals the table length.

NOTE: Status flags (SPs) are only valid until another instruction that uses the same flag is executed,
or the end of the scan. The pointer for this instruction starts at 0 and resets to 1 automatically when
the table length is reached.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions -Table Instructions
In the following example, when X1 is on, the constant value (K6) is loaded into the
accumulator using the Load instruction. This value specifies the length of the table and is
placed in the first stack location after the Load Address instruction is executed. The octal
address 1400 (V1400), which is the starting location for the destination table and table
pointer, is loaded into the accumulator. The data source location (V1500) is specified in the
Source to Table instruction. The table pointer will be increased by “1” after each time the
instruction is executed.
DirectS OF T 32
DirectSOFT
X1

LD
K6
Load the constant value 6
(HEX) into the the lower 16 bits
of the accumulator
LDA
0 1400
Convert octal 1400 to HEX
300 and load the value into
the accumulator
STT
V1500
Copy the specified value
from the source location
(V1500) to the table

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

S
RST

1

ENT
PREV

3
3

SHFT

A

B

0

T
MLR

G

T
MLR

6
1

ENT
E
B

4
1

A
F

0
5

It is important to understand how the table locations
are numbered. If you examine the example table,
you’ll notice that the first data storage location,
V1401, will be used when the pointer is equal to
zero, and again when the pointer is equal to six.
Why? Because the pointer is only equal to zero
before the very first execution. From then on, it
increments from one to six, and then resets to one.
Also, our example uses a normal input contact
(X1) to control the execution. Since the CPU
scan is extremely fast, and the pointer increments
automatically, the source data would be moved
into all the table locations very quickly. If this is a
problem for your application, you have an option of
using a one-shot (PD) to move one value each time
the input contact transitions from low to high.

A
A

0
0

ENT
A

ENT

0

Table

Table Pointer

V1401

X

X

X

X

0 6

V1402

X

X

X

X

1

V1403

X

X

X

X

2

V1404

X

X

X

X

3

V1405

X

X

X

X

4

V1406

X

X

X

X

5

V1407

X

X

X

X

0

0

0

Data S ource
0

5

0

S
S

DirectSOFT
DirectSOFT32

(optional one-shot method)
C0
PD

X1
C0

0 V1400

LD
K6
Load the constant value 6
(HEX) into the lower 16 bits
of the accumulator
LDA
O 1400
Convert octal 1400 to HEX
300 and load the value into
the accumulator. This is the
starting table location.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0 V1500

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Chapter 5: Standard RLL Instructions - Table Instructions

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The following diagram shows the scan-by-scan results of the execution for our example
program. Notice how the pointer automatically cycles from 0 to 6, and then starts over at 1
instead of 0. Also, notice how SP56 is affected by the execution. Although our example does
not show it, we are assuming that there is another part of the program that changes the value
in V1500 (data source) prior to the execution of the STT instruction. This is not required,
but it makes it easier to see how the data source is copied into the table.
Scan N

Before STT Execution

After STT Execution

Table

Scan N+1

Table Pointer

V1401

X

X

X

X

0 6

V1402

X

X

X

X

1

V1403

X

X

X

X

2

V1404

X

X

X

X

3

V1405

X

X

X

X

4

V1406

X

X

X

X

5

V1407

X

X

X

X

.
.

5-158

0

Table

0 V1400

Source
0

5

0

0 V1500

SP56
SP56 = OFF

0

5

0

0

0 6

V1402

X

X

X

X

1

V1403

X

X

X

X

2

V1404

X

X

X

X

3

V1405

X

X

X

X

4

V1406

X

X

X

X

5

V1407

X

X

X

X

0

5

0

0

0 6

V1402

X

X

X

X

1

V1403

X

X

X

X

2

V1404

X

X

X

X

3

V1405

X

X

X

X

4

V1406

X

X

X

X

5

V1407

X

X

X

X

0

0

0

Table

1 V1400

Source
9

9

9

9 V1500

SP56
SP56 = OFF

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

X

X

X

X

2

V1404

X

X

X

X

3

V1405

X

X

X

X

4

V1406

X

X

X

X

5

V1407

X

X

X

X

Before STT Execution

0

1 V1400

0

5

0

0

V1500

SP56
SP56 = OFF

.
.

0

0

0

2 V1400

Source
9

9

9

9 V1500

SP56
SP56 = OFF

After STT Execution
Table Pointer

V1401

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

X

X X

X

5

V1407

X

X X

X

0

0

0

Source
2

0

4

Table Pointer (Automatically Incremented)

Table

5 V1400

6 V1500

SP56
SP56 = OFF

V1401

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X

X

X

Before STT Execution

.
.

0

0

0

6 V1400

Source
2

0

4

6 V1500

SP56
SP56 = ON
until end of scan
or next instruction
that uses SP56

After STT Execution

Table

Table Pointer

V1401

0

5

0

0

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X X

X

.
.

0

Source

Table Pointer (Automatically Incremented)

V1401

.
.
.

.
.

.
.

0

After STT Execution

V1401

.
.

Table Pointer (Automatically Incremented)

V1401

Table Pointer

Table

Scan N+6

0

Before STT Execution
Table

Scan N+5

0

0

0

0

Table

6 V1400

Source
1

2

3

4 V1500

SP56
SP56 = OFF

Table Pointer (Resets to 1, not 0)

V1401

1

2

3

4

0 6

V1402

9

9

9

9

1

V1403

3

0

7

4

2

V1404

8

9

8

9

3

V1405

1

0

1

0

4

V1406

2

0

4

6

5

V1407

X

X

X

X

.
.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

0

0

0

1 V1400

Source
1

2

3

4 V1500

SP56
SP56 = OFF

Chapter 5: Standard RLL Instructions - Table Instructions

Remove from Table (RFT)
DS

Used

HPP

Used

The Remove From Table instruction pops a value off a table and
stores it in a V-memory location. When a value is removed from
the table all other values are shifted up 1 location. The first
V-memory location in the table contains the table length
counter. The table counter decrements by 1 each time the
instruction is executed. If the length counter is zero or greater
than the maximum table length (specified in the first level of the
accumulator stack) the instruction will not execute and SP56
will be On.

RFT
V aaa

The instruction will be executed once per scan, provided the input remains on. The function
parameters are loaded into the first level of the accumulator stack and the accumulator by two
additional instructions. Listed below are the steps necessary to program the Remove From
Table function.
Step 1: Load the length of the table (number of V-memory locations) into the first
level of the accumulator stack. This parameter must be a HEX value, 0 to FF.
Step 2: Load the starting V-memory location for the table into the accumulator.
(Remember, the starting location of the table is used as the table length
counter.) This parameter must be a HEX value.
Step 3: Insert the RFT instructions which specifies destination V-memory location
(Vaaa). This is where the value will be moved to.
Helpful Hint: — For parameters that require HEX values when referencing memory
locations, the LDA instruction can be used to convert an octal address to the HEX equivalent
and load the value into the accumulator.
Helpful Hint:— The instruction will be executed every scan if the input logic is on. If you do
not want the instruction to execute for more than one scan, a one-shot (PD) should be used
in the input logic.
Helpful Hint: — The table counter value should be set to indicate the starting point for the
operation. Also, it must be set to a value that is within the length of the table. For example, if
the table is 6 words long, then the allowable range of values that could be in the table counter
should be between 1 and 6. If the value is outside of this range or zero, the data will not be
moved from the table. Also, a one-shot (PD) should be used so the value will only be set in
one scan and will not affect the instruction operation.
Operand Data Type

DL06 Range
aaa

A
V

		
V-memory

Discrete Bit Flags
SP56

See memory map

Description
On when the table pointer equals zero.

NOTE: Status flags (SPs) are only valid until another instruction that uses the same flag is executed,
or the end of the scan The pointer for this instruction can be set to start anywhere in the table. It is
not set automatically. You must load a value into the pointer somewhere in your program.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Table Instructions

1
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5-160

In the following example, when X1 is on, the constant value (K6) is loaded into the
accumulator using the Load instruction. This value specifies the length of the table and is
placed in the first stack location after the Load Address instruction is executed. The octal
address 1400 (V1400) is the starting location for the source table and is loaded into the
accumulator. The destination location (V1500) is specified in the Remove from Table
instruction. The table counter will be decreased by “1” after the instruction is executed.
DirectSOFT32 Display
DirectSOFT
X1

Load the constant value 6
(Hex.) into the lower 16 bits
of the accumulator

LD
K6

Convert octal 1400 to HEX
300 and load the value into
the accumulator

LDA
O 1400

Copy the specified value
from the table to the
specified location (V1500)

RFT
V1500

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

R
ORN

F

1

ENT
PREV

3
3
5

A

0

T
MLR

G
B
B

6
1
1

ENT
E
F

4
5

A
A

Since the table counter specifies the range of data
that will be removed from the table, it is important to
understand how the table locations are numbered. If
you examine the example table, you’ll notice that the
data locations are numbered from the top of the table.
For example, if the table counter started at 6, then
all six of the locations would be affected during the
instruction execution.

0
0

A
A

ENT

0

ENT

0

Table

Table C ounter

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

0

0

0

Des tination
X

X

X

S
S

DirectSOFT32 Display (optional one-shot method)

Also, our example uses a normal input contact (X1) to
control the execution. Since the CPU scan is extremely
fast, and the pointer decrements automatically, the data
would be removed from the table very quickly. If this is
a problem for your application, you have an option of
using a one-shot (PD) to remove one value each time
the input contact transitions from low to high.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

X1
C0

6 V1400

C0
PD
LD
K6
Load the constant value 6
(HEX) into the lower 16 bits
of the accumulator
LDA
O 1400
Convert octal 1400 to HEX
300 and load the value into
the accumulator. This is the
table pointer location.

X V1500

Chapter 5: Standard RLL Instructions - Table Instructions
The following diagram shows the scan-by-scan results of the execution for our example
program. In our example, we show the table counter set to 4, initially. (Remember, you can
set the table counter to any value that is within the range of the table.) The table counter
automatically decrements from 4 to 0 as the instruction is executed. Notice how the last two
table positions, 5 and 6, are not moved up through the table. Also, notice that SP56, which
comes on when the table counter is zero, is only on until the end of the scan.

Scan N

Table Counter

Table
Table Counter
indicates that
these 4
positions will
be
used

After RFT Execution

Before RFT Execution

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X X

X

Scan N+1

.
.

0

0

0

4 V1400

Destination
X

X X

X V1500

Start here

SP56
SP56 = OFF

9

9

9

9

1

V1402

4

0

7

9

2

V1403

8

9

8

9

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

Scan N+2

0

0

0

V1401

4

0

7

9

1

V1402

8

9

8

9

2

V1403

8

9

8

9

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X X

X

Destination
0

5

0

0 V1500

SP56

Start here

SP56 = OFF

9

1

7

9

2

V1403

8

9

8

9

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

V1401

4

0

7

9

1

V1402

8

9

8

9

2

V1403

8

9

8

9

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

0

0

0

V1401

8

V1402

8

9

8

9

2

V1403

8

9

8

9

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

1

5

0
0

.
.

Start here

Destination
9

9

9

9 V1500

SP56
SP56 = OFF

0

0

1 V1400

Destinatio
4

0

7

9 V1500

SP56
SP56 = OFF

Start here

8

9

8

9

1

V1402

8

9

8

9

2

V1403

8

9

8

9

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X

X

X

Table
9 8

V1401

8

V1402

8

9

V1403

8

V1404

8

V1405
V1406
V1407

3 V1400

5

0

0

V1500

SP56 = OFF

Table Counter
(Automatically decremented)
9

9

0
9

9

0

0

2 V1400

Destination
9

9

9

9 V1500

SP56

SP56 = OFF

4

0

0
7

9

0

0

1 V1400

Destination
4

0

7

9 V1500

SP56
SP56 = OFF

Table Counter
(Automatically decremented)

9

1

8

9

2

9

8

9

3

9

8

9

4

1

0

1

0

5

2

0

4

6

6

X

X

X

X

.
.

0

SP56

After RFT Execution
0

0

Destination

Table Counter
(Automatically decremented)

V1401

.
.

0

0

Table

2 V1400

Table Counter

Table
9 8 9

.
.

0

After RFT Execution

Before RFT Execution

.
.

9

0

Table Counter

Table

Scan N+3

9

4

Table

3 V1400

Before RFT Execution

.
.

9

V1402

Table Counter

V1401

.
.

V1401

After RFT Execution

Before RFT Execution
Table

Table Counter
(Automatically d ecremented)

Table

8

9

0
8

9

0

0

0 V1400

Destination
8 9 8 9 V1500

SP56
SP56 = ON
until end of scan
or next instruction
that uses SP56

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Table Instructions

Add to Top (ATT)

1
2
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7
8
9
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11
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14
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DS

Used

HPP

Used

5-162

The Add To Top instruction pushes a value on to a V-memory
table from a V-memory location. When the value is added to the
table all other values are pushed down 1 location.

AT T
V aaa

The instruction will be executed once per scan, provided the input remains on. The function
parameters are loaded into the first level of the accumulator stack and the accumulator by
two additional instructions. Listed below are the steps necessary to program the Add To Top
function.
Step 1: Load the length of the table (number of V-memory locations) into the first
level of the accumulator stack. This parameter must be a HEX value, 0 to FF.
Step 2: Load the starting V-memory location for the table into the accumulator.
(Remember, the starting location of the table is used as the table length
counter.) This parameter must be a HEX value.
Step 3: Insert the ATT instructions which specifies source V-memory location (Vaaa).
This is where the value will be moved from.
Helpful Hint:— The instruction will be executed every scan if the input logic is on. If you do
not want the instruction to execute for more than one scan, a one-shot (PD) should be used
in the input logic.
Helpful Hint: — For parameters that require HEX values when referencing memory
locations, the LDA instruction can be used to convert an octal address to the HEX equivalent
and load the value into the accumulator.
Helpful Hint: — The table counter value should be set to indicate the starting point for the
operation. Also, it must be set to a value that is within the length of the table. For example, if
the table is 6 words long, then the allowable range of values that could be in the table counter
should be between 1 and 6. If the value is outside of this range or zero, the data will not be
moved into the table. Also, a one-shot (PD) should be used so the value will only be set in
one scan and will not affect the instruction operation.
Operand Data Type

DL06 Range
aaa

A
V

		
V-memory

Discrete Bit Flags
SP56

See memory map

Description
On when the table pointer equal to the table size.

NOTE: Status flags (SPs) are only valid until another instruction that uses the same flag is executed
or the end of the scan. The pointer for this instruction can be set to start anywhere in the table. It is
not set automatically. You must load a value into the pointer somewhere in your program.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Table Instructions
In the following example, when X1 is on, the constant value (K6) is loaded into the
accumulator using the Load instruction. This value specifies the length of the table and is
placed in the first stack location after the Load Address instruction is executed. The octal
address 1400 (V1400), which is the starting location for the destination table and table
counter, is loaded into the accumulator. The source location (V1500) is specified in the
Add to Top instruction. The table counter will be increased by “1” after the instruction is
executed.
DirectSOFT32 Display

DirectSOFT
X1

LD
K6
Load the constant value 6
(Hex.) into the lower 16 bits
of the accumulator
LDA
O 1400
Convert octal 1400 to HEX
300 and load the value into
the accumulator
ATT
V1500
Copy the specified value
from V1500 to the table

Handheld Programmer Keystrokes
$

B

STR

1

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

A

T
MLR

0

ENT
PREV

3
3

A

0

T
MLR

G
B
B

6
1
1

For the ATT instruction, the table counter
determines the number of additions that can be
made before the instruction will stop executing.
So, it is helpful to understand how the system
uses this counter to control the execution.
For example, if the table counter was set to 2, and
the table length was 6 words, then there could
only be 4 additions of data before the execution
was stopped. This can easily be calculated by:
Table length – table counter = number of executions

Also, our example uses a normal input contact
(X1) to control the execution. Since the CPU
scan is extremely fast, and the table counter
increments automatically, the data would be
moved into the table very quickly. If this is a
problem for your application, you have an option
of using a one-shot (PD) to add one value each
time the input contact transitions from low to
high.

ENT
E
F

4
5

A
A

0
0

A
A

0
0

ENT
ENT

Table

Table Counter

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X X

X

0

0

2 V1400

0

Data Source
X

X V1500

X X

( e .g .: 6 - 2 = 4 )
DirectSOFT32
Display (optional
one-shot
method)
DirectSOFT
(optional
one-shot
method)
C0
PD

X1
C0

LD
K6
Load the constant value 6
(HEX) into the lower 16 bits
of the accumulator
LDA
O 1400
Convert octal 1400 to HEX
300 and load the value into
the accumulator. This is the
starting table location.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Table Instructions

1
2
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5
6
7
8
9
10
11
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14
A
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The following diagram shows the scan-by-scan results of the execution for our example
program. The table counter is set to 2 initially, and it will automatically increment from 2
to 6 as the instruction is executed. Notice how SP56 comes on when the table counter is
6, which is equal to the table length. Plus, although our example does not show it, we are
assuming that there is another part of the program that changes the value in V1500 (data
source) prior to the execution of the ATT instruction.
Example of Execution
Scan N

Before ATT Execution
Table

Scan N+1

V1401

0

5

0

0

1

V1402

9

9

9

9

2

V1403

3

0

7

4

3

V1404

8

9

8

9

4

V1405

1

0

1

0

5

V1406

2

0

4

6

6

V1407

X

X X

X

.
.

0

0

2 V1400

Data Source
1

2

3

4 V1500

SP56
SP56 = OFF

V1401

1

2

3

4

1

V1402

0

5

0

0

2

V1403

9

9

9

9

3

V1404

3

0

7

4

4

V1405

8

9

8

9

5

V1406

1

0

1

0

6

V1407

X

X

X

X

1

2

3

4

1

V1402

0

5

0

0

2

V1403

9

9

9

9

3

V1404

3

0

7

4

4

V1405

8

9

8

9

5

V1406

1

0

1

0

6

V1407

X

X

X

X

.
.

0

0

0

0
3

4

Data Source
5

6

7

8 V1500

SP56

SP56 = OFF

1

V1401

5

8

1

V1402

1

2

3

4

2

V1403

0

5

0

0

3

V1404

9

9

9

9

4

V1405

3

0

7

4

5

V1406

8

9

8

9

6

V1407

X

X

X

X

Table counter
0 0 0 4 V1400
Data Source
4

3

3

4 V1500

SP56

SP56 = OFF

6

7

8

1

V1402

1

2

3

4

2

V1403

0

5

0

0

3

V1404

9

9

9

9

4

V1405

3

0

7

4

5

V1406

8

9

8

9

6

V1407

X

X

X

X

V1401

4

3

1

V1402

5

6

7

8

2

V1403

1

2

3

4

3

V1404

0

5

0

0

4

V1405

9

9

9

9

5

V1406

3

0

7

4

6

V1407

X

X

X

X

0

0

0

5 V1400

Data Source
7

7

7

7 V1500

SP56
SP56 = OFF

3

4

V1500

Discard Bucket

5

6

0
7

8

0

0

4 V1400

Data Source
5

6

7

8 V1500

SP56

SP56 =

3

1

5

6

7

8

2

V1403

1

2

3

4

3

V1404

0

5

0

0

4

V1405

9

9

9

9

5

V1406

3

0

7

4

6

V1407

X

X

X

X

Discard Bucket

4

3

0
4

3

0

0

5 V1400

Data Source
4

3

4

3 V1500

SP56

SP56 = OFF

Discard Bucket

8989

After ATT Execution

Table counter

Table

(Automatically Incremented)

V1401

7

7

7

7

1

V1402

4

3

4

3

2

V1403

5

6

7

8

3

V1404

1

2

3

4

4

V1405

0

5

0

0

5

V1406

9

9

9

9

6

V1407

X

X

X

X

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

OFF

Table counter

V1402

.
.

OFF

(Automatically Incremented)

V1401

Table counter

Table
3 4

2

SP56 =

1010

Table
4 3 4

Before ATT Execution

3 V1400

Table counter
(Automatically Incremented)

5

.
.

0

SP56

2046

V1401

.
.

0

Data Source

After ATT Execution

Table
6 7

.
.

2

Table

3 V1400

Before ATT Execution

.
.

.
.

1

After ATT Execution
Table counter

V1401

Scan N+3

5-164

0

Table counter
(Automatically Incremented)

Table

Before ATT Execution
Table

Scan N+2

After ATT Execution
Table counter

3074

7

7

0
7

7

0

0

6 V1400

Data Source
7

7

7

7 V1500

SP56
Discard Bucket

SP56 = ON
until end of scan
or next instruction
that uses SP56

Chapter 5: Standard RLL Instructions - Table Instructions

Table Shift Left (TSHFL)
DS

Used

HPP

Used

The Table Shift Left instruction shifts all the bits in a
V-memory table to the left, the specified number of bit
positions.

Table Shift Right (TSHFR)
DS

Used

HPP

Used

V - xxxx

T S HF L
A aaa

TSHFR

The Table Shift Right instruction shifts all the bits in a
A aaa
V-memory table to the right, a specified number of bit
positions.
The following description applies to both the Table Shift Left and Table Shift Right
instructions. A table is just a range of V-memory locations. The Table Shift Left and Table
Shift Right instructions shift bits serially throughout the entire table. Bits are shifted out the
end of one word and into the opposite end of an adjacent word. At the ends of the table,
bits are either discarded, or zeros are shifted into the table. The example tables below are
arbitrarily four words long.
Table Shift Left
Table Shift Right
Discard Bits
Shift in zeros

V - xxxx + 1
V - xxxx + 2
Discard Bits

Shift in zeros

Step 1: Load the length of the table (number of V-memory locations) into the first level of
the accumulator stack. This parameter must be a HEX value, 0 to FF.
Step 2: Load the starting V-memory location for the table into the accumulator. This
parameter must be a HEX value. You can use the LDA instruction to convert
an octal address to hex.
Step 3: Insert the Table Shift Left or Table shift Right instruction. This specifies the
number of bit positions you wish to shift the entire table. The number of bit
positions must be in octal.
Helpful hint: — Remember that each V-memory location contains 16 bits. So, the bits of the
first word of the table are numbered from 0 to 17 octal. If you want to shift the entire table
by 20 bits, that is 24 octal. SP 53 will be set if the number of bits to be shifted is larger than
the total bits contained within the table. Flag 67 will be set if the last bit shifted (just before it
is discarded) is a “1”.
Operand Data Type
		
V-memory

DL06 Range
A
V

aaa
See memory map

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Table Instructions
Discrete Bit Flags

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SP53
SP67

Description
On when the number of bits to be shifted is larger than the total bits contained within the table
On when the last bit shifted (just before it is discarded) is a 1

NOTE: Status flags are only valid until the end of the scan or another instruction that uses the same
flag is executed.

The example table to the right contains
BCD data as shown (for demonstration
purposes). Suppose we want to do a
table shift right by 3 BCD digits (12
bits). Converting to octal, 12 bits is
14 octal. Using the Table Shift Right
instruction and specifying a shift by octal
14, we have the resulting table shown
at the far right. Notice that the 2–3–4
sequence has been discarded, and the
0–0–0 sequence has been shifted in at
the bottom.

V 3000

V 3000

1 2 3 4

6 7 8 1

5 6 7 8

1 2 2 5

1 1 2 2

3 4 4 1

3 3 4 4

5 6 6 3

5 5 6 6

0 0 0 5

The following ladder example assumes the data at V3000 to V3004 already exists as shown
above. We will use input X0 to trigger the Table Shift Right operation. First, we will load the
table length (5 words) into the accumulator stack. Next, we load the starting address into the
accumulator. Since V3000 is an octal number, we have to convert it to hex by using the LDA
command. Finally, we use the Table Shift Right instruction and specify the number of bits to
be shifted (12 decimal), which is 14 octal.
DirectSOFT 32
DirectSOFT
X0

Load the constant value 5
(Hex.) into the lower 16 bits
of the accumulator.

LD
K5

Convert octal 3000 to HEX
and load the value into the
accumulator. This is the
table beginning.

LDA
0 3000

Do a table shift right by 12
bits, which is 14 octal.

TSHFR
0 14
Handheld Programmer Keystrokes
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DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Table Instructions

AND Move (ANDMOV)
DS

Used

HPP

Used

The AND Move instruction copies data from a table to the
specified memory location, ANDing each word with the
accumulator data as it is written.

ANDMO V
A aaa

OR Move (ORMOV)
DS

Used

HPP

Used

The OR Move instruction copies data from a table to the
specified memory location, ORing each word with the
accumulator contents as it is written

ORMOV
A aaa

Exclusive OR Move (XORMOV)
DS

Used

HPP

Used

The Exclusive OR Move instruction copies data from a table
XO R MO V
to the specified memory location, XORing each word with the
A aaa
accumulator value as it is written.
The following description applies to the AND Move, OR Move, and Exclusive OR Move
instructions. A table is just a range of V-memory locations. These instructions copy the data
of a table to another specified location, preforming a logical operation on each word with the
accumulator contents as the new table is written.
Step 1: Load the length of the table (number of V-memory locations) into the first
level of the accumulator stack. This parameter must be a HEX value, 0 to FF.
Step 2: Load the starting V-memory location for the table into the accumulator. This
parameter must be a HEX value. You can use the LDA instruction to convert
an octal address to hex.
Step 3: Load the BCD/hex bit pattern into the accumulator which will be logically
combined with the table contents as they are copied.
Step 4: Insert the AND Move, OR Move, or XOR Move instruction. This specifies
the starting location of the copy of the original table. This new table will
automatically be the same length as the original table.
Operand Data Type
		
V-memory

DL06 Range
A
V

aaa
See memory map

V 3100
The example table to the right contains BCD V 3000
ANDMOV
data as shown (for demonstration purposes). 3 3 3 3
2 2 2 2
K 6666
Suppose we want to move a table of two
words at V3000 and AND it with K6666.
F F F F
6 6 6 6
The copy of the table at V3100 shows the
result of the AND operation for each word.
The program on the next page performs the ANDMOV operation example above. It assumes
that the data in the table at V3000 – V3001 already exists. First we load the table length (two
words) into the accumulator. Next we load the starting address of the source table, using the
LDA instruction. Then we load the data into the accumulator to be ANDed with the table.
In the ANDMOV command, we specify the table destination, V3100.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - Table Instructions
DirectSOFT 5
DirectSOFT

1
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3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
5-168

X0

LD
K2

Handheld Programmer Keystrokes
$
STR

A

0

SHFT

D
L
ANDST
3

SHFT

D
L
ANDST
3

SHFT

D
L
ANDST
3

V
AND

SHFT

M
ORST

Load the constant value 2
(Hex.) into the lower 16
bits of the accumulator.

ENT
PREV
A

D

0
PREV

O
INST#

C

2
3

G

ENT
A

6

V
AND

G

6

D

LDA
A

0

3

A

0

G
B

6
1

G
A

0 3000

ENT

0
6
0

Convert otal 3000 to HEX
and load the value into the
accumulator. This is the
table beginning.

ENT
A

0

ENT

LD
K6666
Load the constant value
6666 (Hex.) into the lower
16 bits of the accumulator.

The example to the right shows a table of two words at V3000 and
logically ORs it with K8888. The copy of the table at V3100 shows
ANDMOV
the result of the OR operation for each word.
0 3100
Copy the table to V3100,
The program to the right performs the ORMOV example above.
ANDing its contents with the
It assumes that the data in the table at V3000 – V3001 already
accumulator as it is written.
exists. First we load the table length (two words) into the
V 3000
V 3100
accumulator. Next we load the starting address of the source 1 1 1 1 OR MOV
9 9 9 9
K 8888
table, using the LDA instruction. Then we load the data
1
1
1
1
9 9 9 9
into the accumulator to be ORed with the table. In the
DirectSOFT 32
ORMOV command, we specify the table destination, V3100.
DirectSOFT
X0

LD

Handheld Programmer Keystrokes
A

$
STR

0

SHFT

L
D
ANDST
3

SHFT

L
D
ANDST
3

SHFT

L
D
ANDST
3

Q

SHFT

OR

M
ORST

K2

ENT
PREV
A

0
PREV

O
INST#

C
D

V
AND

I

ENT

2
3
8

Load the constant value 2
(Hex) into the lower 16 bits
of the accumulator.

A
I
D

0
8
3

A
I
B

0
8
1

A
I
A

0
8
0

LDA

ENT

0 3000

ENT
A

0

Convert octal 3000 to HEX
and load the value into the
accumulator. This is the
table beginning.

ENT

LD
K8888

The example to the right shows a table of two words at V3000
and logically XORs it with K3333. The copy of the table at
V3100 shows the result of the XOR operation for each word.
The ladder program example for the XORMOV is similar to the
one above for the ORMOV. Just use the XORMOV instruction.
On the handheld programmer, you must use the SHFT key and
spell “XORMOV” explicitly.

Load the constant value
8888 (Hex.) into the lower
16 bits of the accumulator.
ORMOV
0 3100
Copy the table to V3100,
ORing its contents with the
accumulator as it is written.

V 3000
1 1 1 1
1 1 1 1

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

V 3100
X OR MOV
K 3333

2 2 2 2
2 2 2 2

Chapter 5: Standard RLL Instructions - Table Instructions

Find Block (FINDB)
DS

Used

HPP

N/A

The Find Block instruction searches for an occurrence
of a specified block of values in a V-memory table. The
function parameters are loaded into the first and second
levels of the accumulator stack and the accumulator by
three additional instructions. If the block is found, its
starting address will be stored in the accumulator. If the
block is not found, flag SP53 will be set.
Operand Data Type

DL06 Range
aaa

A
V
P

		
V-memory
V-memory

Discrete Bit Flags
SP56

FINDB
A aaa

See memory map
See memory map

Description
On when the specified block is not found.

The steps listed below are the steps necessary to program the Find Block function.
Step 1: Load the number of bytes in the block to be located. This parameter must be
a HEX value, 0 to FF.
Step 2: Load the length of a table (number of words) to be searched. The Find Block
will search multiple tables that are adjacent in V-memory. This parameter
must be a HEX value, 0 to FF.
Step 3: Load the ending location for all the tables into the accumulator. This
parameter must be a HEX value. You can use the LDA instruction to convert
an octal address to hex.
Step 4: Load the table starting location for all the tables into the accumulator. This
parameter must be a HEX value. You can use the LDA instruction to convert
an octal address to hex.
Step 5: Insert the Find Block instruction. This specifies the starting location of the
block of data you are trying to locate.
Start Addr.
Table 1
Table 2
Table 3

Number
of words
Start Addr.
Block

Table n

Number
of bytes

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

End Addr.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-169

Chapter 5: Standard RLL Instructions - Table Instructions

Swap (SWAP)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-170

S WAP

The Swap instruction exchanges the
A aaa
data in two tables of equal length.
Step 1: Load the length of the tables (number of V-memory locations) into the first level of
the accumulator stack. This parameter must be a HEX value, 0 to FF. Remember that
the tables must be of equal length.
Step 2: Load the starting V-memory location for the first table into the accumulator. This
parameter must be a HEX value. You can use the LDA instruction to convert an octal
address to hex.
Step 3: Insert the Swap instruction. This specifies the starting address of the second table.
This parameter must be a HEX value. You can use the LDA instruction to convert an
octal address to hex.
Helpful hint: — The data swap occurs within a single scan. If the instruction executes on
multiple consecutive scans, it will be difficult to know the actual contents of either table at
any particular time. So, remember to swap just on a single scan.
Operand Data Type
DL06 Range
aaa
V-memory

V

See memory map

The example to the right shows a table of two
words at V3000. We will swap its contents with
another table of two words at 3100 by using
Swap instruction. The required ladder program
given below.

V 3000

V 3100

1 2 3 4
5 6 7 8

S WAP

A B C D

the
0 0 0 0 is

The example program below uses a PD contact (triggers for one scan for off-to-on transition).
First, we load the length of the tables (two words) into the accumulator. Then we load the
address of the first table (V3000) into the accumulator using the LDA instruction, converting
the octal address to hex. Note that it does not matter which table we declare “first”, because
the swap results will be the same.
DirectSOFT
DirectSOFT 32
X0

LD
K2

LDA
0 3000

SWAP

Handheld Programmer Keystrokes
$

STR

SHFT

P

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

S
RST

CV

D

PREV

3
3

SHFT

A

3

A

D

0

W
ANDN

C

A

0

P

0
2
3
CV

0 3100

ENT
ENT
A

0

A
D

0
3

A
B

0
1

ENT
A

0

A

0

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Load the constant value 2
(Hex.) into the lower 16 bits
of the accumulator.
Convert octal 3000 to HEX
and load the value into the
accumulator. This is the
table beginning.
Swap the contents of the
table in the previous
instruction with the one
at V3100.

Chapter 5: Standard RLL Instructions - Clock/Calendar Instructions

Clock/Calendar Instructions
Date (DATE)
DS

Used

HPP

Used

The Date instruction can be used to set the date in the CPU. The
DAT E
instruction requires two consecutive V-memory locations (Vaaa)
V aaa
to set the date. If the values in the specified locations are not
valid, the date will not be set. The current date can be read from
4 consecutive V-memory locations (V7771–V7774).
In the following example, when C0 is on, the constant value (K94010301) is loaded into the
accumulator using the Load Double instruction (C0 should be a contact from a one-shot
(PD) instruction). The value in the accumulator is output to V2000 using the Out Double
instruction. The Date instruction uses the value in V2000 to set the date in the CPU.
Date

Range

V-memory Location (BCD)
(READ Only)

Year
Month
Day
Day of Week

0-99

V7774

1-12

V7773

1-31

V7772

0-06
V7771
The values entered for the day of week are:
0=Sunday, 1=Monday, 2=Tuesday, 3=Wednesday, 4=Thursday, 5=Friday, 6=Saturday

Operand Data Type

DL06 Range
aaa

V-memory

V

See memory map

DirectSOFT 32
DirectSOFT

Constant (K)

C0

9

4

0

1

0

3

0

1

Acc. 9

4

0

1

0

3

0

1

Acc. 9

4

0

1

0

3

0

1

9

4

0

1

0

3

0

1

LDD

In this example, the Date
instruction uses the value set in
V2000 and V2001 to set the date
in the appropriate V memory
locations (V7771-V7774).

K94010301
Load the constant
value (K94010301)
into the accumulator
OUTD
V2000
Copy the value in
the accumulator to
V2000 and V2001

V2000

V2001

Format
DATE

V2001

V2000

9

Set the date in the CPU
using the value in V2000
and 2001
Handheld Programmer Keystrokes
$

STR

NEXT

NEXT
D

SHFT

L
ANDST

D

A

D

A

0

3

GX
OUT

SHFT

D

SHFT

D

A

3

3
0

B

1

A

0
9

Year

ENT
E

4

0

A

0

B

V2000
1

Month
1

0

3

Day

0

1

Day of Week

ENT

ENT
C

T
MLR

NEXT
PREV

3

3
0

NEXT

4

E

2
4

A

0

A
C

0
2

A
A

0
0

ENT
A

0

A

0

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

5-171

Chapter 5: Standard RLL Instructions - Clock/Calendar Instructions

Time (TIME)

1
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10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-172

The Time instruction can be used to set the time (24 hour clock)
in the CPU. The instruction requires two consecutive V-memory
locations (Vaaa) which are used to set the time. If the values in the
specified locations are not valid, the time will not be set. The current
time can be read from memory locations V7747 and V7766–V7770.

T IME
V aaa

Date

Range

VMemory Location (BCD)
(READ Only)

1/100 seconds (10ms)
Seconds
Minutes
Hour

0-99

V7747

0-59

V7766

0-59

V7767

0-23

V7770

Operand Data Type

DL06 Range
aaa

V-memory

V

See memory map

In the following example, when C0 is on, the constant value (K73000) is loaded into the
accumulator using the Load Double instruction (C0 should be a contact from a one-shot
(PD) instruction). The value in the accumulator is output to V2000 using the Out Double
instruction. The Time instruction uses the value in V2000 to set the time in the CPU.
DirectSOFT
DirectSOFT 32

Constant (K)

C0

0

0

0

7

3

0

0

0

Acc. 0

0

0

7

3

0

0

0

0

0

0

7

3

0

0

0

0

0

0

7

3

0

0

0

LDD

The TIME instruction uses the
value set in V2000 and V2001 to
set the time in the appropriate
V-memory locations (V7766-V7770)

K73000

Acc.

OUTD
V2000

V2001

Format

V2000

V2001

TIME

0

V2000

STR

NEXT

NEXT
D

SHFT

L
ANDST

D

A

D

A

0

3

GX
OUT

SHFT

SHFT

T
MLR

D

3
0

B

3
1

I

8

NEXT

A

PREV

H

A

A

0
7

ENT
D

3

A

0

A

0

A

V2000
7

Hour

0

ENT

ENT
C

3

SHFT

NEXT

0

Not
Used

Handheld Programmer Keystrokes
$

0

2

M
ORST

E

0
4

0

A
C

0
2

ENT
A

0

A

0

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

A

0

ENT

3

0

0

0

Minutes Seconds

Chapter 5: Standard RLL Instructions - CPU Control Instructions

CPU Control Instructions
No Operation (NOP)
DS

Used

HPP

Used

The No Operation is an empty (not programmed) memory location.
DirectSOFT
Direct SOFT32

NOP

Handheld Programmer Keystrokes
N
TMR

SHFT

NOP

O
INST#

P

CV

ENT

End (END)
DS

Used

HPP

Used

The End instruction marks the termination point of the normal
END
program scan. An End instruction is required at the end of the main
program body. If the End instruction is omitted, an error will occur
and the CPU will not enter the Run Mode. Data labels, subroutines and interrupt routines
are placed after the End instruction. The End instruction is not conditional; therefore, no
input contact is allowed.
DirectSOFT
Direct SOFT32

Handheld Programmer Keystrokes
SHFT
END

E

4

N
TMR

D

ENT

3

Stop (STOP)
DS

Used

HPP

Used

STOP
The Stop instruction changes the operational mode of the CPU
from Run to Program (Stop) mode. This instruction is typically
used to stop PLC operation in an error condition.
In the following example, when C0 turns on, the CPU will stop operation and switch to the
program mode.
DirectSOFT
DirectSOFT32

Handheld Programmer Keystrokes
$

C0
STOP

Discrete Bit Flags
SP16
SP53

STR

SHFT

S
RST

SHFT

C

SHFT

T
MLR

2

A

0

O
INST#

ENT
P

CV

ENT

Description
On when the DL06 goes into the TERM_PRG mode.
On when the DL06 goes into the PRG mode.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Standard RLL Instructions - CPU Control Instructions

Reset Watch Dog Timer (RSTWT)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-174

The Reset Watch Dog Timer instruction resets the CPU scan
timer. The default setting for the watch dog timer is 200ms.
Scan times very seldom exceed 200ms, but it is possible.
For/next loops, subroutines, interrupt routines, and table
instructions can be programmed such that the scan becomes
longer than 200ms. When instructions are used in a manner
that could exceed the watch dog timer setting, this instruction
can be used to reset the timer.

RSTWT

A software timeout error (E003) will occur and the CPU will enter the program mode if the
scan time exceeds the watch dog timer setting. Placement of the RSTWT instruction in the
program is very important. The instruction has to be executed before the scan time exceeds
the watch dog timer’s setting.
If the scan time is consistently longer than the watch dog timer’s setting, the timeout value
may be permanently increased from the default value of 200ms by AUX 55 on the HPP or
the appropriate auxiliary function in your programming package. This eliminates the need for
the RSTWT instruction.
In the following example, the CPU scan timer will be reset to 0 when the RSTWT
instruction is executed. See the For/Next instruction for a detailed example.
DirectSOFT
Direct SOFT 32

Handheld Programmer Keystrokes
SHFT

R
ORN

S

RST

RSTWT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

T
MLR

W
ANDN

T
MLR

ENT

Chapter 5: Standard RLL Instructions - Program Control Instructions

Program Control Instructions
Goto Label (GOTO) (LBL)
DS

Used

HPP

Used

K aaa

The Goto / Label skips all instructions between the Goto and
the corresponding LBL instruction. The operand value for the
Goto and the corresponding LBL instruction are the same. The
logic between Goto and LBL instruction is not executed when
the Goto instruction is enabled. Up to 256 Goto instructions
and 256 LBL instructions can be used in the program.
Operand Data Type

GOTO

LBL

K aaa

DL06 Range
aaa

Constant

K

1-FFFF

In the following example, when C7 is on, all the program logic between the GOTO and
the corresponding LBL instruction (designated with the same constant Kaaa value) will be
skipped. The instructions being skipped will not be executed by the CPU.
DirectSOFT
DirectS OF T32

Handheld Programmer Keys trokes
C7

K5
GOTO

$

S HF T
$

X1

C2
OUT

S TR

S TR

GX
OUT

S HF T
LBL

$

K5

S TR

GX
OUT
X5

G

6

S HF T

C

O
INS T#

T

B

1

S HF T

L
B
ANDS T
1
F
C

5
2

2

MLR

H

E NT

7

O
INS T#

F

5

E NT
C

2

L
ANDS T

C

E NT

2

F

5

E NT

E NT
E NT

Y2
OUT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

E NT

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Chapter 5: Standard RLL Instructions - Program Control Instructions

For / Next (FOR) (NEXT)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-176

The For and Next instructions are used to execute a section of
ladder logic between the For and Next instruction a specified
numbers of times. When the For instruction is enabled, the
program will loop the specified number of times. If the For
instruction is not energized, the section of ladder logic between
the For and Next instructions is not executed.
For / Next instructions cannot be nested. The normal I/O
update and CPU housekeeping are suspended while executing
the For / Next loop. The program scan can increase significantly,
depending on the amount of times the logic between the For and
Next instruction is executed. With the exception of immediate
I/O instructions, I/O will not be updated until the program
execution is completed for that scan. Depending on the length
of time required to complete the program execution, it may be
necessary to reset the watch dog timer inside of the For / Next
loop using the RSTWT instruction.

Operand Data Type

A aaa
FOR

NEXT

DL06 Range
aaa

V-memory
Constant

V
K

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

See memory map
1-9999

Chapter 5: Standard RLL Instructions - Program Control Instructions
In the following example, when X1 is on, the application program inside the For / Next loop
will be executed three times. If X1 is off, the program inside the loop will not be executed.
The immediate instructions may or may not be necessary, depending on your application.
Also, The RSTWT instruction is not necessary if the For / Next loop does not extend the
scan time beyond the Watch Dog Timer setting. For more information on the Watch Dog
Timer, refer to the RSTWT instruction.
DirectSOFT
Direct SOFT32
X1

1

K3

2

3

FOR

RSTWT

X20

Y5
OUT

NEXT

Handheld Programmer Keystrokes
$

B

STR

1

ENT

O
INST#

R
ORN

SHFT

R
ORN

S

T
MLR

$

SHFT

I

SHFT

F

STR

5

GX
OUT
SHFT

F
N
TMR

E

RST
8
5
4

D

3

ENT

W
ANDN

T
MLR

ENT

C

A

ENT

2

0

ENT
X

SET

T
MLR

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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7
8
9
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A
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5-177

Chapter 5: Standard RLL Instructions - Program Control Instructions

Goto Subroutine (GTS) (SBR)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

The Goto Subroutine instruction allows a section of ladder logic
to be placed outside the main body of the program, to execute
only when needed. There can be a maximum of 256 GTS
instructions and 256 SBR instructions used in a program. The
GTS instructions can be nested up to 8 levels. An error E412
will occur if the maximum limits are exceeded. Typically this will
be used in an application where a block of program logic may be
slow to execute and is not required to execute every scan. The
subroutine label and all associated logic is placed after the End
statement in the program. When the subroutine is called from
the main program, the CPU will execute the subroutine (SBR)
with the same constant number (K) as the GTS instruction
which called the subroutine.

K aaa
GTS

K aaa

SBR

By placing code in a subroutine it is only scanned and executed when needed, since it resides
after the End instruction. Code which is not scanned does not impact the overall scan time of
the program.

Subroutine Return (RT)
Operand Data Type

DL06 Range
aaa

Constant

DS

Used

HPP

Used

K

When a Subroutine Return is executed in the subroutine
the CPU will return to the point in the main body of the
program from which it was called. The Subroutine Return
is used as termination of the subroutine. It must be the
last instruction in the subroutine and is a stand alone
instruction (no input contact on the rung).

1-FFFF

RT

Subroutine Return Conditional (RTC)
DS

Used

HPP

Used

5-178

The Subroutine Return Conditional instruction is
an optional instruction used with an input contact to
implement a conditional return from the subroutine. The
Subroutine Return (RT) is still required for termination of
the Subroutine.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

RTC

Chapter 5: Standard RLL Instructions - Program Control Instructions
In the following example, when X1 is on, Subroutine K3 will be called. The CPU will jump
to the Subroutine Label K3 and the ladder logic in the subroutine will be executed. If X35 is
on, the CPU will return to the main program at the RTC instruction. If X35 is not on, Y0–
Y17 will be reset to off and the CPU will return to the main body of the program.
DirectSOFT
Direct
SOFT32 Display

X1

K3
GTS

C0

LD

K10

END
SBR

K3

X20

Y5
OUTI

X21

Y10
OUTI

X35
RT C
X35

Y0

Y17
RSTI

RT

Handheld Programmer Keystrokes
$

B

STR

SHFT

G

SHFT

E

SHFT

S

$

SHFT

I

GX
OUT

SHFT

I

$

SHFT

I

SHFT

I

STR

STR

GX
OUT
$

STR

SHFT
SP
STRN
S

RST

SHFT

1

ENT

6

T
MLR

S

4

N
TMR

D

SHFT

B

RST

3
1

C

8

B

8

SHFT

I

T
MLR

SHFT

I

SHFT

I

R
ORN

T
MLR

R
ORN

F

8

D

8
C

2

A

8

ENT

2
5
2
1
3

D
A

0

3

ENT

ENT

ENT
B
A
F

1
0
5

ENT
ENT
ENT

ENT
D

8

3

ENT

C

8

R
ORN

D

RST

3
0

F

5

ENT
B

1

H

7

ENT

1
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Chapter 5: Standard RLL Instructions - Program Control Instructions

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5-180

In the following example, when X1 is on, Subroutine K3 will be called. The CPU will jump
to the Subroutine Label K3 and the ladder logic in the subroutine will be executed. The CPU
will return to the main body of the program after the RT instruction is executed.
DirectSOFT
Direct SOFT32
X1

K3
GTS

END

K3

SBR

X20

Y5
OUT

X21

Y10
OUT

RT

Handheld Programmer Keystrokes
$

B

STR

SHFT

G

SHFT

E

1

ENT

6

T
MLR

S
RST

4

N
TMR

D

SHFT

S
RST

SHFT

B

$

SHFT

I

STR

GX
OUT

F

$

I

STR

SHFT

GX
OUT
SHFT

B
R
ORN

3
1

T
MLR

ENT

ENT
D

2

A

0

3

ENT

ENT
C

8
1

3

R
ORN
C

8
5

D

A

0

2

B

1

ENT

ENT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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ENT

Chapter 5: Standard RLL Instructions - Program Control Instructions

Master Line Set (MLS)
DS

Used

HPP

Used

The Master Line Set instruction allows the program to control
K aaa
sections of ladder logic by forming a new power rail controlled
MLS
by the main left power rail. The main left rail is always master
line 0. When an MLS K1 instruction is used, a new power rail is
created at level
1. Master Line Sets and Master Line Resets can be used to nest power rails up to seven levels
deep.
Operand Data Type

DL06 Range
aaa

Constant

K

1-FFFF

Master Line Reset (MLR)
DS

Used

HPP

Used

The Master Line Reset instruction marks the end of control
for the corresponding MLS instruction. The MLR reference is
one less than the corresponding MLS.
Operand Data Type

K aaa
MLR

DL06 Range
aaa

Constant

K

1-FFFF

Understanding Master Control Relays
The Master Line Set (MLS) and Master Line Reset (MLR) instructions allow you to quickly
enable (or disable) sections of the RLL program. This provides program control flexibility.
The following example shows how the MLS and MLR instructions operate by creating a sub
power rail for control logic.
DirectSOFT

Direct SOFT32
X0

K1
MLS

X1

When contact X0 is ON, logic under the first MLS
will be executed.

Y7
OUT
K2

X2

MLS

X3

When contact X0 and X2 are ON, logic under the
second MLS will be executed.

Y10
OUT
K1
MLR
K0

The MLR instructions note the end of the Master
Control area.

MLR
X10

Y11
OUT

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Chapter 5: Standard RLL Instructions - Program Control Instructions

MLS/MLR Example

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B
C
D
5-182

In the following MLS/MLR example logic between the first MLS K1 (A) and MLR K0 (B)
will function only if input X0 is on. The logic between the MLS K2 (C) and MLR K1 (D)
will function only if input X10 and X0 is on. The last rung is not controlled by either of the
MLS coils.
DirectSOFT
DirectSOFT32

Handheld Programmer Keystrokes

X0

K1

X1

A

Y
MLS

B

C0

$

B

C1
OUT

X3

Y0
OUT

X10

K2

C

MLS
X5

Y1
OUT

X4

Y2

K1
MLR

D

C2
OUT

X6

Y3

MLR
X7

Y4
OUT

B

1
1

SHFT

$

C

STR

2

GX
OUT

SHFT

$

D

STR

GX
OUT

A

$

B

STR

Y
MLS

C

$

F

STR

GX
OUT

B

$

E

STR

GX
OUT

C

T
MLR

B

$

F

OUT
K0

STR

0

GX
OUT

OUT

X5

A

STR

OUT
X2

$

MLS

STR

3
0
1
2
5
1
4
2
1
5

GX
OUT

SHFT

$

G

STR

GX
OUT

D

T
MLR

A

$

H

STR

GX
OUT

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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3
0
7
4

ENT
ENT
ENT
C

2

A

0

ENT

ENT
C

2

B

1

ENT

ENT
ENT
A

0

ENT

ENT
ENT
ENT
ENT
ENT
ENT
ENT
C

2

C

2

ENT
ENT
ENT
ENT
C

2

ENT

ENT

Chapter 5: Standard RLL Instructions - Interrupt Instructions

Interrupt Instructions
Interrupt (INT)
DS

Used

HPP

Used

The Interrupt instruction allows a section of ladder logic to be
placed below the main body of the program and executed only
when needed. High-Speed I/O Modes 10, 20, and 40 can generate
an interrupt. With Mode 40, you may select an external interrupt
(input X0), or a time-based interrupt (3–999 ms).

INT

O aaa

Typically, interrupts are used in an application when a fast response to an input is needed or
a program section must execute faster than the normal CPU scan. The interrupt label and all
associated logic must be placed after the End statement in the program. When an interrupt
occurs, the CPU will complete execution of the current instruction it is processing in ladder
logic, then execute the interrupt routine. After interrupt routine execution, the ladder
program resumes from the point at which it was interrupted.
See Chapter 3, the section on Mode 40 (Interrupt) Operation for more details on interrupt
configuration. In the DL06, only one software interrupt is available. The software interrupt
uses interrupt #00 (INT 0), which means the hardware interrupt #0 and the software
interrupt cannot be used together. Hardware interrupts are labeled in octal to correspond
with the hardware input signal (e.g. X1 will initiate INT 1).
Operand Data Type

DL06 Range
aaa

Constant

O

1-FFFF

Interrupt Return (IRT)
DS

Used

HPP

Used

An Interrupt Return is normally executed as the last instruction
in the interrupt routine. It returns the CPU to the point in the
main program from which it was called. The Interrupt Return is
a stand-alone instruction (no input contact on the rung).

IRT

Interrupt Return Conditional (IRTC)
DS

Used

HPP

Used

The Interrupt Return Conditional instruction is a optional
instruction used with an input contact to implement a
conditional return from the interrupt routine. The Interrupt
Return is required to terminate the interrupt routine.

IRTC

Enable Interrupts (ENI)
DS

Used

HPP

Used

The Enable Interrupt instruction is placed in the main ladder
program (before the End instruction), enabling the interrupt.
The interrupt remains enabled until the program executes a
Disable Interrupt instruction.

ENI

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Chapter 5: Standard RLL Instructions - Interrupt Instructions

Disable Interrupts (DISI)

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7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

Used

5-184

A Disable Interrupt instruction in the main body of the application
program (before the End instruction) will disable the interrupt (either
external or timed). The interrupt remains disabled until the program
executes an Enable Interrupt instruction.

DISI

External Interrupt Program Example
In the following example, we do some initialization on the first scan, using the first-scan
contact SP0. The interrupt feature is the HSIO Mode 40. Then, we configure X0 as the
external interrupt by writing to its configuration register, V7634. See Appendix E, Mode 40
Operation for more details.
During program execution, when X2 is on, the interrupt is enabled. When X2 is off, the
interrupt will be disabled. When an interrupt signal (X0) occurs, the CPU will jump to
the interrupt label INT O 0. The application ladder logic in the interrupt routine will be
performed. The CPU will return to the main body of the program after the IRT instruction
is executed.

DirectSOFT
SP0

LD

OUT

LD

OUT

Load the constant value
(K40) into the lower 16 bits
of the accumulator

K40

Copy the value in the lower
16 bits of the accumulator to
V7633

V7633

K4

Load the constant value (K4)
into the lower 16 bits of the
accumulator

V7634

Copy the value in the lower
16 bits of the accumulator to
V7634

Handheld Programmer Keystrokes
$

SHFT

INT

SHFT

X1

X3

STR
4

D

SHFT

E

SHFT

I

3

I

2
8

8

N
TMR

T
MLR

SHFT

I

$

SHFT

I

X
SET

SHFT

I

SHFT

I

R
ORN

STR

8

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SHFT

E

H

G

D

7

6

SHFT

K
JMP

E

H

G

D

7

6

4
3
4
3

ENT

ENT
S
RST

D

SHFT

0

K
JMP

8

N
TMR

X
SET

A

ENT
I

4

I

STR

V
AND

2

N
TMR
C

SHFT

$

IRT

E

V
AND

3

C

DISI

Y7
SETI

D

$

SP
STRN

Y5
SETI

SHFT
L
ANDST

SP
STRN

3

SHFT

SHFT

O0

D

GX
OUT

ENI

END

L
ANDST

GX
OUT

X2

X2

SHFT

STR

3

I

8

ENT
A
B

8

F

8

D

8

H

8
T
MLR

ENT

1
5
3
7

ENT

0

ENT
ENT
ENT
ENT

ENT

A
D

0
3

ENT
ENT

ENT
E

4

ENT

Chapter 5: Standard RLL Instructions - Interrupt Instructions

Timed Interrupt Program Example
In the following example, we do some initialization on the first scan, using the first-scan
contact SP0. The interrupt feature is the HSIO Mode 40. Then we configure the HSIO
timer as a 10 mS interrupt by writing K104 to the configuration register for X0 (V7634). See
Appendix E, Mode 40 Operation for more details.
When X4 turns on, the interrupt will be enabled. When X4 turns off, the interrupt will be
disabled. Every 10 mS the CPU will jump to the interrupt label INT O 0. The application
ladder logic in the interrupt routine will be performed. If X3 is not on, Y0–Y7 will be reset to
off and then the CPU will return to the main body of the program.
DirectSOFT

Direct SOFT32

Handheld Programmer Keystrokes
SP0

Load the constant value
(K40) into the lower 16 bits
of the accumulator

LD
K40

$

SHFT
Copy the value in the lower
16 bits of the accumulator to
V7633

OUT
V7633

K104

Load the constant value
(K10) into the lower 16 bits
of the accumulator

V7634

Copy the value in the lower
16 bits of the accumulator to
V7634

OUT

X4
ENI

L
ANDST

GX
OUT
SHFT

LD

B

STR

L
ANDST

3

E
E

4

SP
STRN
SHFT

D

SHFT

E

SHFT

I

3

I

V
AND

4
8

SHFT

K
JMP

E

H

G

D

7

6

SHFT

K
JMP

B

H

G

D

7

6

4
3
1
3

A
D
A
E

0
3
0
4

ENT

4

N
TMR
E

V
AND

3

SHFT

STR

SHFT

D

ENT

1

SHFT

GX
OUT
$

D

I

ENT

8
ENT

S

RST

I

8

ENT

X4
DISI

END
$
INT

O0

X

X2

Y5
SETI

X3

STR

Y7

Y0

4

N
TMR

D

8

N
TMR

T
MLR

SHFT

I

SHFT

I

SHFT

I

X

SHFT

I

I

R
ORN

SET

SHFT

8

ENT
A
C

8

SP
STRN

SET

3

F

8

D

8

A

8
T
MLR

2
5
3
0

0

ENT

ENT
ENT
ENT
H

7

ENT

ENT

RSTI

IRT

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Chapter 5: Standard RLL Instructions - Message Instructions

Message Instructions

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D

Fault (FAULT)
DS

Used

HPP

Used

5-186

The Fault instruction is used to display a message on the handheld
FAULT
programmer, the optional LCD display or in the DirectSOFT
A aaa
status bar. The message has a maximum of 23 characters and can
be either V-memory data, numerical constant data or ASCII text.
To display the value in a V-memory location, specify the V-memory location in the
instruction. To display the data in ACON (ASCII constant) or NCON (Numerical constant)
instructions, specify the constant (K) value for the corresponding data label area.
See Appendix G for the ASCII conversion table.
Operand Data Type

DL06 Range
aaa

V-memory
Constant

V
K

See memory map
1-FFFF

Discrete Bit Flags
SP50

Description
On when the FAULT instruction is executed

Fault Example
In the following example when X1 is on, the message SW 146 will display on the handheld
programmer. The NCONs use the HEX ASCII equivalent of the text to be displayed. (The
HEX ASCII for a blank is 20, a 1 is 31, 4 is 34 ...)
FAULT :
*SW 146

Direct SOFT32

Handheld Programmer Keystrokes

DirectSOFT
X1

$

FAULT
K1

B

STR

SHFT

F

SHFT

E

SHFT

D

SHFT

A

SHFT

N
TMR

C

SHFT

N
TMR

C

5

A

1
0

ENT
U
ISG

L
ANDST

T
MLR

B

1

ENT

END
DLBL

K1
ACON
A SW

NCON
K 2031

4

N
TMR

D

3

L
ANDST

B

C

0

3

ENT

1

L
ANDST

B

2

O
INST#

N
TMR

S

2

O
INST#

N
TMR

C

2

O
INST#

N
TMR

D

NCON
K 3436

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W
ANDN
A
E

0
4

ENT
D
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3

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ENT
ENT

Chapter 5: Standard RLL Instructions - Message Instructions

Data Label (DLBL)
DS

Used

HPP

Used

The Data Label instruction marks the beginning of
an ASCII/numeric data area. DLBLs are programmed
after the End statement. A maximum of 64 DLBL
instructions can be used in a program. Multiple
ACONs can be used in a DLBL area.
Operand Data Type

DLBL
K aaa

NCONs and

DL06 Range
aaa

Constant

K

1-FFFF

ASCII Constant (ACON)
DS

Used

HPP

Used

The ASCII Constant instruction is used
with the DLBL instruction to store ASCII
text for use with other instructions. Two
ASCII characters can be stored in an ACON
instruction. If only one character is stored in a
ACON a leading space will be inserted.
Operand Data Type

ACON
A aaa

DL06 Range
aaa

ASCII

A

0-9 A-Z

Numerical Constant (NCON)
DS

Used

HPP

Used

The Numerical Constant instruction is used with the
DLBL instruction to store the HEX ASCII equivalent
of numerical data for use with other instructions. Two
digits can be stored in an NCON instruction.

Operand Data Type

NCON
K aaa

DL06 Range
aaa

Constant

K

1-FFFF

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Chapter 5: Standard RLL Instructions - Message Instructions

Data Label Example

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5-188

In the following example, an ACON and two NCON instructions are used within a DLBL
instruction to build a text message. See the FAULT instruction for information on displaying
messages. The DV-1000 Manual also has information on displaying messages.
DirectSOFT
Direct SOFT32

END

DLBL
K1

ACON
A SW

NCON
K 2031

NCON
K 3436

Handheld Programmer Keystrokes

SHFT

E

4

N
TMR

SHFT

D

SHFT

A

3

L
B
ANDST
1

L
ANDST

B

C

SHFT

N
TMR

C

SHFT

N
TMR

C

0

D

3

ENT

1

ENT

2

O
INST#

N
TMR

S
RST

W
ANDN

2

O
INST#

N
TMR

C

A

2

O
INST#

N
TMR

D

2
3

E

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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ENT
D
D

3
3

B
G

1
6

ENT
ENT

Chapter 5: Standard RLL Instructions - Message Instructions

Move Block Instruction (MOVBLK)
DS

Used

HPP

Used

The Move Block instruction copies a specified number of words from
a Data Label Area of program memory (ACON, NCON) to the
specified V-memory location. Below are the steps for using the Move
Block function:

MOVBLK
V aaa

• Step 1: Load the number of words (octal) to be copied into the 1st level of the accumulator stack.
• Step 2: Load the source data label (LDLBL Kaaa) into the accumulator. This is where the data will
be copied from.
• Step 3: Insert the MOVBLK instruction that specifies the V-memory destination. This is where the
data will be copied to.

Copy Data From a Data Label Area to V-memory
In the example below, data is copied from a Data Label Area to V-memory. When X1 is
on, the octal value (O4) is copied to the first level of the accumulator stack using the Load
Address (LDA) instruction. This value specifies the number of words to be copied. Load
Label (LDLBL) instruction will load the source data address (K1) into the accumulator. This
is where the data will be copied from. The MOVBLK instruction specifies the destination
starting location and executes the copying of data from the Data Label Area to V-memory.
DirectSOFT
X1

.
.

Data label area
to be copied

LDA
O4

DLBL

Load the value 4 into the
accumulator specifying the
number of words to be copied.
LDLBL

N

C

O

K

1

2

N

C

K 4

K1
Load the value 1 into the
accumulator specifying the
Data Label Area K1 as the
starting address of the data
to be copied.

X

X

X

X V1777

1

2

3

4 V2000

4

5

3

2 V2001

6

1

5

1 V2002

8

8

4

5 V2003

X

X

X

X V2004

K1
N
3

O
5

4

N
3

2

N

C

O

N

K

6

1

5

1

N

C

O

N

K

8

8

4

5

MOVBLK
V2000
V2000 is the destination
starting address for the data
to be copied.

.
.

Handheld Programmer Keystrokes
$

B

STR

1

ENT

SHFT

L
D
ANDST
3

A

SHFT

L
D
ANDST
3

L
B
ANDST
1

SHFT

M
ORST

V
AND

O
INST#

E

0

B

1

4

ENT

L
ANDST
L
ANDST

B
K
JMP

1

ENT
C

2

A

0

A

0

A

0

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Chapter 5: Standard RLL Instructions - Message Instructions

Print Message (PRINT)

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2
3
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7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

N/A

5-190

The Print Message instruction prints the embedded text
or text/data variable message (maximum 128 characters)
to the specified communications port (Port 2 on the
DL06 CPU), which must have the communications port
configured.
Operand Data Type

PRINT

A aaa

“Hello, this is a PLC message”

DL06 Range
aaa

Constant

K

2

You may recall, from the CPU specifications in Chapter 3, that the DL06’s ports are capable
of several protocols. Port 1 cannot be configured for the non-sequence protocol. To configure
port 2 using the Handheld Programmer, use AUX 56 and follow the prompts, making the
same choices as indicated below on this page. To configure a port in DirectSOFT, choose the
PLC menu, then Setup, then Setup Secondary Comm Port.
• Port: From the port number list box at the top, choose Port 2.
•P
 rotocol: Click the check box to the left of Non-sequence, and then you’ll see the dialog box
shown below.

• Baud Rate: Choose the baud rate that matches your printer.
• Stop Bits, Parity: Choose number of stop bits and parity setting to match your printer.
•M
 emory Address: Choose a V-memory address for DirectSOFT to use to store the port setup
information. You will need to reserve 66 continguous words in V-memory for this purpose.

Before ending the setup, click the button indicated to send Port 2
configuration to the CPU, and click Close. See Chapter 3 for port
wiring information, in order to connect your printer to the DL06.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Message Instructions
Port 2 on the DL06 has standard RS232 levels, and should work with most printer serial
input connections.
Text element – this is used for printing character strings. The character strings are defined
as the character (more than 0) ranged by the double quotation marks. Two hex numbers
preceded by the dollar sign means an 8-bit ASCII character code. Also, two characters
preceded by the dollar sign is interpreted according to the following table:
#

Character code

Description

1
2
3
4
5
6
7

$$
$”
$L or $l
$N or $n
$P or $p
$R or $r
$T or $t

Dollar sign ($)
Double quotation (”)
Line feed (LF)
Carriage return line feed (CRLF)
Form feed
Carriage return (CR)
Tab

The following examples show various syntax conventions and the length of the output to the
printer.
Example:
” ” Length 0 without character
”A” Length 1 with character A
” ” Length 1 with blank
” $” ” Length 1 with double quotation mark
” $ R $ L ” Length 2 with one CR and one LF
” $ 0 D $ 0 A ” Length 2 with one CR and one LF
” $ $ ” Length 1 with one $ mark
In printing an ordinary line of text, you will need to include double quotation marks before
and after the text string. Error code 499 will occur in the CPU when the print instruction
contains invalid text or no quotations. It is important to test your PRINT instruction data
during the application development.
The following example prints the message to port 2. We use a PD contact, which causes the
message instruction to be active for just one scan. Note the $N at the end of the message,
which produces a carriage return / line feed on the printer. This prepares the printer to print
the next line, starting from the left margin.
X1

PRINT
K2
“Hello, this is a PLC message.$N”

Print the message to Port 2 when
X1 makes an off-to-on transition.

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Chapter 5: Standard RLL Instructions - Message Instructions

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2
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8
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5-192

V-memory element - this is used for printing V-memory contents in the integer format or
real format. Use V-memory number or V-memory number with “:” and data type. The data
types are shown in the table below. The Character code must be capital letters.
NOTE: There must be a space entered before and after the V-memory address to separate it from the
text string. Failure to do this will result in an error code 499.

#

Character code

Description

1
2
3
4
5
6

none
:B
:D
:DB
:R
:E

16-bit binary (decimal number)
4 digit BCD
32-bit binary (decimal number)
8 digit BCD
Floating point number (real number)
Floating point number (real number with exponent)

Example:
V2000 Print binary data in V2000 for decimal number
V2000 : B Print BCD data in V2000
V2000 : D Print binary number in V2000 and V2001 for decimal number
V2000 : D B Print BCD data in V2000 and V2001
V2000 : R Print floating point number in V2000/V2001 as real number
V2000 : E Print floating point number in V2000/V2001 as real number with exponent
X1

PRINT
K2
“Reactor temperature = ” V2000 “deg. $N”
⊥
⊥
Message will read:
Reactor temperature = 0156 deg.

Print the message to Port 2
when X1 makes an off-to-on
transition.
⊥ represents a space

Example: The following example prints a message containing text and a variable. The
“reactor temperature” labels the data, which is at V2000. You can use the : B qualifier after
the V2000 if the data is in BCD format, for example. The final string adds the units of
degrees to the line of text, and the $N adds a carriage return / line feed.
V-memory text element - This is used for printing text stored in V-memory. Use the %
followed by the number of characters after V-memory number for representing the text.
If you assign “0” as the number of characters, the print function will read the character
count from the first location. Then it will start at the next V-memory location and read that
number of ASCII codes for the text from memory.
Example:
V2000 % 16 16 characters in V2000 to V2007 are printed.
V2000 % 0 	The characters in V2001 to Vxxxx (determined by the number in V2000)
will be printed.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Message Instructions
Bit element
This is used for printing the state of the designated bit in V-memory or a relay bit. The bit
element can be assigned by the designating point (.) and bit number preceded by the
V-memory number or relay number. The output type is described as shown in the table
below.
#

Data Format

Description

1

none

2

:BOOL

3

:ONOFF

Print 1 for an ON state, and 0 for an
OFF state
Print “TRUE” for an ON state, and
“FALSE” for an OFF state
Print “ON” for an ON state, and
“OFF” for an OFF state

Example:
V2000 . 15 Prints the status of bit 15 in V2000, in 1/0 format
C100 Prints the status of C100 in 1/0 format
C100 : BOOL Prints the status of C100 in TRUE/FALSE format
C100 : ON/OFF Prints the status of C100 in ON/OFF format
V2000.15 : BOOL Prints the status of bit 15 in V2000 in TRUE/FALSE format
The maximum numbers of characters you can print is 128. The number of characters for
each element is listed in the table below:
Element Type

Maximum Characters

Text, 1 character
16 bit binary
32 bit binary
4 digit BCD
8 digit BCD
Floating point (real number)
Floating point (real with exponent)
V-memory/text
Bit (1/0 format)
Bit (TRUE/FALSE format)
Bit (ON/OFF format)

1
6
11
4
8
12
12
2
1
5
3

The handheld programmer’s mnemonic is “PRINT” followed by the DEF field.
Special relay flags SP116 and SP117 indicate the status of the DL06 CPU ports (busy, or
communications error). See the appendix on special relays for a description.
NOTE: You must use the appropriate special relay in conjunction with the PRINT command to
ensure the ladder program does not try to PRINT to a port that is still busy from a previous PRINT or
WX or RX instruction.

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Chapter 5: Standard RLL Instructions - Intelligent I/O Instructions

Intelligent I/O Instructions

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12
13
14
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B
C
D

Read from Intelligent Module (RD)
DS32

Used

HPP

Used

5-194

The Read from Intelligent Module instruction reads a block of
RD
data (1-128 bytes maximum) from an intelligent I/O module
V aaa
into the CPU’s V-memory. It loads the function parameters into
the first and second level of the accumulator stack and the accumulator by three additional
instructions.
Listed below are the steps to program the Read from Intelligent module function.
Step 1: Load the base number (0-3) into the first byte and the slot number (0-7) into the
second byte of the second level of the accumulator stack.
Step 2: Load the number of bytes to be transferred into the first level of the accumulator
stack (maximum of 128 bytes).
Step 3: Load the address from which the data will be read into the accumulator. This
parameter must be a HEX value.
Step 4: Insert the RD instruction which specifies the starting V-memory location (Vaaa)
where the data will be read into.
Helpful Hint: S Use the LDA instruction to convert an octal address to its HEX equivalent
and load it into the accumulator when the HEX format is required.
Operand Data Type

DL06 Range
aaa

V-memory

V

See memory map

Discrete Bit Flags
SP54

Description
On when RX, WX RD, WT instructions are executed with the wrong parameters.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is ON, the RD instruction will read six bytes of data from
a intelligent module in base 1, slot 2, starting at address 0 in the intelligent module, and copy
the information into V-memory loacations V1400-V1402.
X1

Intelligent Module

CPU

DirectSOFT
Direct SOFT 5
LD
K0102

LD
K6

LD
K0

RD
V1400

The constant value K0102
specifies the base number
(01) and the base slot
number (02).
The constant value K6
specifies the number of
bytes to be read.
The constant value K0
specifies the starting address
in the intelligent module.
V1400 is the starting location
in the CPU where the specified
data will be stored.

V1400

3

4

1

2

V1401

7

8

5

6

V1402

0

1

9

0

V1403

X

X

X

X

V1404

X

X

X

X

Data

{

}

12

Address 0

34

Address 1

56

Address 2

78

Address 3

90

Address 4

01

Address 5

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

R
ORN

D

1
3
3
3
3

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ENT
PREV

A

PREV

G

PREV
B

1

A
E

0
6
0
4

B

1

A

0

C

2

ENT
ENT
A

0

A

0

ENT

ENT

Chapter 5: Standard RLL Instructions - Intelligent I/O Instructions

Write to Intelligent Module (WT)
DS32

Used

HPP

Used

WT

The Write to Intelligent Module instruction writes a block of data
V aaa
(1-128 bytes maximum) to an intelligent I/O module from a block
of V-memory in the CPU. The function parameters are loaded into
the first and second level of the accumulator stack and the accumulator by three additional
instructions.
Listed below are the steps to program the Read from Intelligent module function.
Step 1: Load the base number (0-3) into the first byte and the slot number (0-7) into the
second byte of the second level of the accumulator stack.
Step 2: Load the number of bytes to be transferred into the first level of the accumulator
stack (maximum of 128 bytes).
Step 3: Load the intelligent module address which will receive the data into the accumulator.
This parameter must be a HEX value.
Step 4: Insert the WT instruction which specifies the starting V-memory location (Vaaa)
where the data will be written from in the CPU.
Helpful Hint: S Use the LDA instruction to convert an octal address to its HEX equivalent
and load it into the accumulator when the HEX format is required.
Operand Data Type

DL06 Range
aaa

V-memory

V

See memory map

Discrete Bit Flags
SP54

Description
On when RX, WX RD, WT instructions are executed with the wrong parameters.

NOTE: Status flags are valid only until another instruction uses the same flag.

In the following example, when X1 is on, the WT instruction will write six bytes of data to an
intelligent module in base 1, slot 2,starting at address 0 in the intelligent module, and copy
the data from V-memory locations V1400-V1402.
Intelligent Module

CPU
DirectSOFT
Direct SOFT 5
X1

LD
K0102

LD
K6

LD
K0

WT
V1400

The constant value K0102
specifies the base number
(01) and the base slot
number (02).
The constant value K6
specifies the number of
bytes to be written.
The constant value K0
specifies the starting address
in the intelligent module.
V1400 is the starting location
in the CPU where the specified
data will be written from.

V1377

X

X

X

X

V1400

3

4

1

2

V1401

7

8

5

6

V1402

0

V1403

X

X

X

X

V1404

X

X

X

X

1

9

0

Data

{

}

12

Address 0

34

Address 1

56

Address 2

78

Address 3

90

Address 4

01

Address 5

Handheld Programmer Keystrokes
$

B

STR

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

W
ANDN

T

1
3
3
3
MLR

ENT
PREV

A

PREV

G

PREV
B

1

A
E

0
6
0
4

B

1

A

0

C

2

ENT
ENT
A

0

A

0

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Chapter 5: Standard RLL Instructions - Network Instructions

Network Instructions

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2
3
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5
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11
12
13
14
A
B
C
D

Read from Network (RX)
DS32

Used

HPP

Used

5-196

The Read from Network instruction is used by the master device on a
RX
network to read a block of data from a slave device on the same network.
A aaa
The function parameters are loaded into the first and second level of
the accumulator stack and the accumulator by three additional instructions. Listed below are the steps
necessary to program the Read from Network function.
• Step 1: L
 oad the slave address (0-- 90 BCD) into the first byte and the PLC internal port (KF2) or
slot number of the master DCM or ECOM (0-- 7) into the second byte of the second level
of the accumulator stack.
• Step 2: Load the number of bytes to be transferred into the first level of the accumulator stack.
• Step 3: L
 oad the address of the data to be read into the accumulator. This parameter requires a
HEX value.
• Step 4: I nsert the RX instruction which specifies the starting Vmemory location (Aaaa) where the
data will be read from in the slave.

Helpful Hint: — For parameters that require HEX values, the LDA instruction can be used
to convert an octal address to the HEX equivalent and load the value into the accumulator.

Operand Data Type
		
V-memory
Pointer
Inputs
Outputs
Control Relays
Stage
Timer
Counter
Special Relay
Program Memory

DL06 Range
A
V
P
X
Y
C
S
T
CT
SP
$

aaa
See memory map
See memory map
0–777
0–777
0–1777
0–1777
0–377
0–177
0–777
0–7680 (2K program mem.)

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Network Instructions
In the following example, when X1 is on and the port busy relay SP116 (see special relays) is
not on, the RX instruction will access port 2 operating as a master. Ten consecutive bytes of
data (V2000 – V2004) will be read from a CPU at station address 5 and copied into
V-memory locations V2300–V2304 in the CPU with the master port.
DirectSOFT
Direct SOFT32
X1

SP116

LD
KF205

Master
CPU

The constant value KF205
specifies the port number (2)
and the slave address (5)

Slave
CPU

LD
K10
The constant value K10
specifies the number of
bytes to be read
LDA
O 2300
Octal address 2300 is
converted to 4C0 HEX and
loaded into the accumulator.
V2300 is the starting
location for the Master CPU
where the specified data will
be read into

V2277

X

X

X

X

X

X

X

X V1777

V2300

3

4

5

7

3

4

5

7

V2000

V2301

8

5

3

4

8

5

3

4

V2001

V2302

1

9

3

6

1

9

3

6

V2002

V2303

9

5

7

1

9

5

7

1

V2003

V2304

1

4

2

3

1

4

2

3

V2004

V2305

X

X

X

X

X

X

X

X V2005

RX
V2000
V2000 is the starting
location in the for the Slave
CPU where the specified
data will be read from

Handheld Programmer Keystrokes
$

B

STR

W
ANDN

1

SHFT

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

R
ORN

X
SET

ENT
SP
STRN

3
3
3

A

B

1

B

1

G

6

ENT

SHFT

K
JMP

SHFT

F

SHFT

K
JMP

B

A

C

D

0
C

2

A

2
0

A

1
3
0

A
A

5
0
0
0

SHFT

C

2

A

0

F

5

ENT
A

0

ENT

ENT

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Chapter 5: Standard RLL Instructions - Network Instructions

Write to Network (WX)

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2
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7
8
9
10
11
12
13
14
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B
C
D

DS

Used

HPP

Used

5-198

WX
The Write to Network instruction is used to write a block
A aaa
of data from the master device to a slave device on the
same network. The function parameters are loaded into the
accumulator and the first and second levels of the stack. Listed below are the program steps
necessary to execute the Write to Network function.
Step 1: Load the slave address (0–90 BCD) into the low byte and “F2” into the high
byte of the accumulator (the next two instructions push this word down to the
second layer of the stack).
Step 2: Load the number of bytes to be transferred into the accumulator (the next
instruction pushes this word onto the top of the stack).
Step 3: Load the starting Master CPU address into the accumulator. This is the
memory location where the data will be written from. This parameter requires
a HEX value.
Step 4: Insert the WX instruction which specifies the starting V-memory location
(Aaaa) where the data will be written to in the slave.
Helpful Hint: — For parameters that require HEX values, the LDA instruction can be used
to convert an octal address to the HEX equivalent and load the value into the accumulator.

Operand Data Type
		
V-memory
Pointer
Inputs
Outputs
Control Relays
Stage
Timer
Counter
Special Relay
Program Memory

DL06 Range
A
V
P
X
Y
C
S
T
CT
SP
$

aaa
See memory map
See memory map
0–777
0–777
0–1777
0–1777
0–377
0–177
0–777
0–7680 (2K program mem.)

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - Network Instructions
In the following example, when X1 is on and the module busy relay SP116 (see special relays)
is not on, the WX instruction will access port 2 operating as a master. Ten consecutive bytes
of data are read from the Master CPU and copied to V-memory locations V2000–V2004 in
the slave CPU at station address 5.
DirectSOFT
Direct SOFT32
X1

SP116

LD
KF205

Master
CPU

The constant value KF205
specifies the port number (2)
and the slave address (5)

Slave
CPU

LD
K10
The constant value K10
specifies the number of
bytes to be written
LDA
O 2300
Octal address 2300 is
converted to 4C0 HEX and
loaded into the accumulator.
V2300 is the starting
location for the Master CPU
where the specified data will
be read from.

V2277

X

X

X

X

X

X

X

X V1777

V2300

3

4

5

7

3

4

5

7

V2000

V2301

8

5

3

4

8

5

3

4

V2001

V2302

1

9

3

6

1

9

3

6

V2002

V2303

9

5

7

1

9

5

7

1

V2003

V2304

1

4

2

3

1

4

2

3

V2004

V2305

X

X

X

X

X

X

X

X V2005

WX
V2000
V2000 is the starting
location in the for the Slave
CPU where the specified
data will be written to
Handheld Programmer Keystrokes
$

B

STR

W
ANDN

1

SHFT

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

L
ANDST

D

SHFT

W
ANDN

X
SET

ENT
SP
STRN

3
3
3

A

B

1

C

1

SHFT

K
JMP

SHFT

0
C

2

E

6

ENT

SHFT

F

K
JMP

B

A

C

D

A

2
0

A

1
3
0

A
A

5
0
0
0

SHFT

C

2

A

0

F

5

ENT

ENT
A

0

ENT

ENT

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Chapter 5: Standard RLL Instructions - LCD

LCD

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

DS

Used

HPP

N/A

When enabled, the LCD instruction causes a user-defined text
LCD
message to be displayed on the LCD Display Panel. The display is
Kn
Line Number:
16 characters wide by 2 rows high so a total of 32 characters can be
"text message"
displayed. Each row is addressed separately; the maximum number
of characters the instruction will accept is 16.
The text message can be entered directly into the message field of the instruction set-up
dialog, or it can be located anywhere in user V-memory. If the text is located in V-memory,
the LCD instruction is used to point to the memory location where the desired text
originates. The length of the text string is also required.
From the DirectSOFT project folder, use the Instruction Browser to locate the LCD
instruction. When you select the LCD instruction and click OK, the LCD dialog will appear,
as shown in the examples. The LCD instruction is inserted into the ladder program via this
set-up dialog box.
Display text strings can include embedded variables. Date and time settings and V-memory
values can be embedded in the displayed text. Examples of each are shown.

Direct Text Entry
The two dialogs to the right show the
selections necessary to create the two ladder
instructions below. Double quotation
marks are required to delineate the text
string. In the first dialog, the text “Sludge
Pit Alarm“ uses sixteen character spaces and
will appear on line 1 when the instruction
is enabled. Note, the line number is K1.
Clicking the “check” button causes the
instruction to be inserted into the ladder
program.
LCD
Line Number:
"Sludge Pit Alarm"

K1

LCD
Line Number:
"Effluent Overflo"

K2

By identifying the second Line Number
as K2, the text string “Effluent Overflow”
will appear on the second line of the display
when the second instruction is enabled.
S l
E f

5-200

u d g e
P
f l u e n t

i

t
A l
O v e r

a
f

r m
l o

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - LCD

Embedding date and/or time variables
The date and/or time can be embedded in
the displayed text by using the variables
listed in the table below. These variables can
be included in the LCD message field of
the LCD dialog. In the example, the time
variable (12 hour format) is embedded by
adding _time:12. This time format uses a
maximum of seven character spaces. The
second dialog creates an instruction that
prints the date on the second line of the
display, when enabled.
Date and Time Variables and Formats
_date:us
_date:e
_date:a
_time:12
_time:24

US format
European format
Asian format
12 hour format
24 hour format

MM/DD/YY
DD/MM/YY
YY/MM/DD
HH:MMAM/PM
HH:MM:SS

LCD
K1
Line Number:
"Alarm 1 " _time:12
LCD
Line Number:
_date:us

A l a r m
0 5 - 0 8 -

1
0 2

K2

1 1

:

2 1 P M

Embedding V-memory data
Any V-memory data can be displayed in
any one of six available data formats. An
example appears to the right. A list of data
formats and modifiers is on the next page.
Note that different data formats require
differing numbers of character positions
on the display.
LCD
Line Number:
"Count = " V2500:B

C o u n

t

=

K1

0 4 1 2

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Chapter 5: Standard RLL Instructions - LCD

Data Format Suffixes for Embedded V-memory Data

1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D

Several data formats are available for displaying V-memory data on the LCD. The choices are
shown in the table below. A colon is used to separate the embedded V-memory location from
the data format suffix and modifier. An example appears on the previous page.
Data Format

Modifier

none
[:S]
(16-bit format)

[:C0]
[:0]

:B
(4 digit BCD)

[:B]
[:BS]
[:BC0]
[:B0]

:D
[:D]
(32-bit decimal) [:DS]
[:DC0]
[:D0]

:DB
(8 digit BCD)

[:DB]
[:DBS]
[:DBC0]
[:DB0]

:R
(DWord floating [:R]
point number) [:RS]

[:RC0]
[:R0]

:E
(DWord floating [:E]
point number [:ES]
with exponent) [:EC0]

5-202

[:E0]

Example

Displayed Characters

V2000 = 0000 0000 0001 0010
V2000
V2000:S
V2000:C0
V2000:0
V2000 = 0000 0000 0001 0010
V2000:B
V2000:BS
V2000:BC0
V2000:B0
V2000 = 0000 0000 0000 0000

1

2

1
0

8
0

1
0
1
0

V2001 = 0000 0000 0000 0001
V2000:D
V2000:DS
V2000:DC0
V2000:D0
V2000 = 0000 0000 0000 0000
V2001 = 0000 0000 0000 0011
V2000:DB
V2000:DBS
V2000:DBC0
V2000:DB0
V2001/V2000 = 222.11111
(real number)
V2000:R
V2000:RS
V2000:RC0
V2000:R0
V2001/V2000 = 222.1
(real number)

3

4

1

8

1
1

8
8

2

3

4

0
2
0

1

2

1
1

2
2

1

2

3

4

5

6
0

5
0

5
0

3
0

6
0

1

2

3

4

5

0
3
0

0
0
0

0
0
0

3
0
3
3

0
0
0
0

1

2

3

4

5

f
f

2
0

2
0

f
2
0
f

2
.
2
2

1

2

3

4

5

V2000:E
f 2 . 2
V2000:ES
f 2 . 2 2
V2000:EC0
f 2 . 2 2
V2000:E0
f 2 . 2 2
f = plus/minus flag (plus = no symbol, minus = - )

Double Word
6 7 8 9 10 11

0

6

5

5

3

6

6
6

5
5

5
5

3
3

6
6

Double Word
6 7 8
0

0

0

0
0

0
0

0
0

Double Word
6 7 8 9 10 11 12 13
2
1
2
2

2
1
2
2

.
1
.
.

1
1
1
1

1
1
1
1

1

1

1

1
1

1
1

1
1

Double Word
6 7 8 9 10 11 12 13
2
1
1
1

1
0
0
0

0
0
0
0

0
E
E
E

E
+
+
+

+
0
0
0

0
2
2
2

The S, C0, and 0 modifiers alter the presentation of leading zeros and spaces. S removes
leading spaces and left justifies the result. C0 replaces leading spaces with leading zeros.
0 is a modification of C0. 0 eliminates any leading zeros in the C0 format version and
converts them to spaces.

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2

Chapter 5: Standard RLL Instructions - LCD

Text Entry from V-memory
Alternatively, text that resides in V-memory can be displayed on the LCD following the
example on this page. The LCD dialog is used twice, once for each line on the display. The
dialog requires the address of the first character to be displayed and the number of characters
to be displayed.
For example, the two dialogs shown on this page would create the two LCD instructions
below. When enabled, these instructions would cause the ASCII characters in V10000 to
V10017 to be displayed. The ASCII characters and their corresponding memory locations are
shown in the table below.

LCD
Line Number:

K1

Starting V Memory Address:

V10000
K16

Number of Characters:
LCD
Line Number:

K2

Starting V Memory Address:
Number of Characters:

A d m i n
O f f
H i g h
T e m p

V10010
K16

i

c e
A l a

r m

V10000
V10001
V10002
V10003
V10004
V10005
V10006
V10007
V10010
V10011
V10012
V10013
V10014
V10015
V10016
V10017

d
i
f
i
e

i
h
T
m
l
r

A
m
n
O
f
c

H
g
e
p
A
a
m

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Chapter 5: Standard RLL Instructions - MODBUS

MODBUS RTU Instructions

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MODBUS Read from Network (MRX)
DS

Used

HPP

N/A

5-204

The MODBUS Read from Network (MRX) instruction is used by the DL06 network master
to read a block of data from a connected slave device and to write the data into V–memory
addresses within the master. The instruction allows the user to specify the MODBUS
Function Code, slave station address, starting master and slave memory addresses, number of
elements to transfer, MODBUS data format and the Exception Response Buffer.
• CPU/DCM: select either CPU or DCM module
for communications
• Slot Number: select PLC option slot number if
using a DCM module.
• Port Number: must be DL06 Port 2 (K2)
• Slave Address: specify a slave station address
(0–247)
•F
 unction Code: The following MODBUS function
codes are supported by the MRX instruction:
01 – Read a group of coils
02 – Read a group of inputs
03 – Read holding registers
04 – Read input registers
07 – Read Exception status
• Start Slave Memory Address: specifies the starting slave memory address of the data to be
read. See the table on the following page.
•S
 tart Master Memory Address: specifies the starting memory address in the master where
the data will be placed. See the table on the following page.
•N
 umber of Elements: specifies how many coils, inputs, holding registers or input register
will be read. See the table on the following page.
•M
 ODBUS Data Format: specifies MODBUS 584/984 or 484 data format to be used
• Exception Response Buffer: specifies the master memory address where the Exception Response will
be placed (6-bytes in length). See the table on the following page.The exception response buffer uses 3
words. These bytes are swapped in the MRX/MWX exception response buffer V-memory so:
V-Memory 1 Hi Byte = Function Code Byte (Most Significant Bit Set)
V-Memory 1 Lo Byte = Address Byte
V-Memory 2 Hi Byte = One of the CRC Bytes
V-Memory 2 Lo Byte = Exception Code
V-Memory 3 Hi Byte = 0
V-Memory 3 Lo Byte = Other CRC Byte

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - MODBUS

MRX Slave Address Ranges
Function Code

MODBUS Data Format

01 – Read Coil
01 – Read Coil
02 – Read Input Status

484 Mode
584/984 Mode
484 Mode

02 – Read Input Status

584/984 Mode

03 – Read Holding Register

484 Mode

03 – Read Holding Register

584/984 Mode

04 – Read Input Register

484 Mode

04 – Read Input Register

584/984 Mode

07 – Read Exception Status

484 and 584/984 Mode

Slave Address Range(s)
1–999
1–65535
1001–1999
10001–19999 (5 digit) or 100001–
165535 (6 digit)
4001–4999
40001–49999 (5 digit) or 4000001–
465535 (6 digit)
3001–3999
30001–39999 (5 digit) or 3000001–
365535 (6 digit)
N/A

MRX Master Memory Address Ranges
Operand Data Type

DL06 Range

Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
V–memory
Global Inputs
Global Outputs

X
Y
C
S
T
CT
SP
V
GX
GY

0–1777
0–1777
0–3777
0–1777
0–377
0–377
0–777
all
0–3777
0–3777

Number of Elements
Operand Data Type
V–memory
Constant

DL06 Range
V
K

all
Bits: 1–2000 Registers: 1–125

Exception Response Buffer
Operand Data Type
V–memory

DL06 Range
V

all

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Chapter 5: Standard RLL Instructions - MODBUS

MRX Example

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DL06 port 2 has two Special Relay contacts associated with it (see Appendix D for comm
port special relays). One indicates “Port busy”(SP116), and the other indicates ”Port
Communication Error”(SP117). The “Port Busy” bit is on while the PLC communicates
with the slave. When the bit is off, the program can initiate the next network request.
The “Port Communication Error” bit turns on when the PLC has detected an error. Use
of this bit is optional. When used, it should be ahead of any network instruction boxes,
since the error bit is reset when an MRX or MWX instruction is executed. Typically,
network communications will last longer than 1 CPU scan. The program must wait for the
communications to finish before starting the next transaction.

NOTE: See Chapter 4, page 4-21, for an RLL example using multiple Read and Write interlocks with
MRX/MWX instructions.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - MODBUS

MODBUS Write to Network (MWX)
DS

Used

HPP

N/A

The MODBUS Write to Network (MWX) instruction is used to write a block of data from
the network masters’s (DL06) memory to MODBUS memory addresses within a slave device
on the network. The instruction allows the user to specify the MODBUS Function Code,
slave station address, starting master and slave memory addresses, number of elements to
transfer, MODBUS data format and the Exception Response Buffer.
• CPU/DCM: select either CPU or DCM module for
communications
• Slot Number: select PLC option slot number if
using a DCM module
• Port Number: must be DL06 Port 2 (K2)
•S
 lave Address: specify a slave station address
(0–247)
•F
 unction Code: MODBUS function codes
supported by the MWX instruction:
05 – Force Single coil
06 – Preset Single Register
15 – Force Multiple Coils
16 – Preset Multiple Registers
•S
 tart Slave Memory Address: specifies the starting
slave memory address where the data will be written
•S
 tart Master Memory Address: specifies the starting address of the data in the master that is
to be written to the slave
•N
 umber of Elements: specifies how many consecutive coils or registers will be written to.
This field is only active when either function code 15 or 16 is selected.
•M
 ODBUS Data Format: specifies MODBUS 584/984 or 484 data format to be used
•E
 xception Response Buffer: specifies the master memory address where the Exception Response will
be placed (6-bytes in length). See the table on the following page.The exception response buffer uses 3
words. These bytes are swapped in the MRX/MWX exception response buffer V-memory so:
V-Memory 1 Hi Byte = Function Code Byte (Most Significant Bit Set)
V-Memory 1 Lo Byte = Address Byte
V-Memory 2 Hi Byte = One of the CRC Bytes
V-Memory 2 Lo Byte = Exception Code
V-Memory 3 Hi Byte = 0
V-Memory 3 Lo Byte = Other CRC Byte

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Chapter 5: Standard RLL Instructions - MODBUS

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MWX Slave Address Ranges
MWX Slave Address Ranges
Function Code

MODBUS Data Format

Slave Address Range(s)

05 – Force Single Coil
05 – Force Single Coil
06 – Preset Single Register

484 Mode
584/984 Mode
484 Mode

06 – Preset Single Register

584/984 Mode

15 – Force Multiple Coils
15 – Force Multiple Coils
16 – Preset Multiple Registers

484 Mode
585/984 Mode
484 Mode

16 – Preset Multiple Registers

584/984 Mode

1–999
1–65535
4001–4999
40001–49999 (5 digit) or 400001–
465535 (6 digit)
1–999
1–65535
4001–4999
40001–49999 (5 digit) or 4000001–
465535 (6 digit)

MWX Master
Memory Address
Ranges

MWX Number of
Elements

MWX Exception
Response Buffer

MWX Master Memory Address Ranges
Operand Data Type
Inputs
Outputs
Control Relays
Stage Bits
Timer Bits
Counter Bits
Special Relays
V–memory
Global Inputs
Global Outputs

DL06 Range
X
Y
C
S
T
CT
SP
V
GX
GY

0–1777
0–1777
0–3777
0–1777
0–377
0–377
0–777
all
0–3777
0–3777

Number of Elements
Operand Data Type
V–memory
Constant

DL06 Range
V
K

all
Bits: 1–2000 Registers: 1–125

Number of Elements
Operand Data Type
V–memory

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

DL06 Range
V

all

Chapter 5: Standard RLL Instructions - MODBUS

MWX Example
DL06 port 2 has two Special Relay contacts associated with it (see Appendix D for comm
port special relays). One indicates “Port busy”(SP116), and the other indicates ”Port
Communication Error”(SP117). The “Port Busy” bit is on while the PLC communicates
with the slave. When the bit is off, the program can initiate the next network request. The
“Port Communication Error” bit turns on when the PLC has detected an error. Use of this
bit is optional. When used, it should be ahead of any network instruction boxes since the
error bit is reset when an MRX or MWX instruction is executed.
Typically, network communications will last longer than 1 CPU scan. The program must
wait for the communications to finish before starting the next transaction.
This rung does a MODBUS write to the first holding register 40001 of slave address
number six. It will write the values over that reside in V2000. This particular function
code only writes to 1 register. Use Function Code 16 to write to multiple registers.
Only one Network instruction (WX, RX, MWX, MRX) can be enabled in one scan.
That is the reason for the interlock bits.

X1

C100

2

SET
Port 2 busy bit
SP116

3

Instruction Interlock bit
C100

MWX
Port Number:
K2
Slave Address:
K6
Function Code:
06-Preset Single Register
Start Slave Memory Address:
40001
Start Master Memory Address:
V2000
Number of Elements:
n/a
Modbus Data type:
584/984 Mode
Exception Response Buffer:
V400
Instruction Interlock bit
C100
RST

NOTE: See Chapter 4, page 4-21, for an RLL example using multiple Read and Write interlocks with
MRX/MWX instructions.

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Chapter 5: Standard RLL Instructions - ASCII

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ASCII Instructions

5-210

The DL06 CPU supports several instructions and methods that allow ASCII strings to be
read into and written from the PLC communications ports. Specifically, port 2 on the DL06
can be used for either reading or writing raw ASCII strings, but cannot be used for both at
the same time. The DL06 can also decipher ASCII embedded within a supported protocol
(K–Sequence, DirectNet, Modbus) via the CPU port.

Reading ASCII Input Strings
There are several methods that the DL06 can use to read ASCII input strings.
1) ASCII IN (AIN) – This instruction configures port 2 for raw ASCII input strings with
parameters such as fixed and variable length ASCII strings, termination characters, byte
swapping options, and instruction control bits. Use barcode scanners, weight scales, etc. to
write raw ASCII input strings into port 2 based on the (AIN) instruction’s parameters.
2) Write embedded ASCII strings directly to V–memory from an external HMI or similar
master device via a supported communications protocol using the CPU ports. The AIN
instruction is not used in this case. 3) If a DL06 PLC is a master on a network, the
Network Read instruction (RX) can be used to read embedded ASCII data from a slave
device via a supported communications protocol using port 2. The RX instruction places
the data directly into V–memory.

Writing ASCII Output Strings
The following instructions can be used to write ASCII output strings:
1) Print from V–memory (PRINTV) – Use this instruction to write raw ASCII strings out
of port 2 to a display panel or a serial printer, etc. The instruction features the starting
V–memory address, string length, byte swapping options, etc. When the instruction’s
permissive bit is enabled, the string is written to port 2.
2) Print to V–memory (VPRINT) – Use this instruction to create pre–coded ASCII strings
in the PLC (i.e. alarm messages). When the instruction’s permissive bit is enabled, the
message is loaded into a pre–defined V–memory address location. Then the (PRINTV)
instruction may be used to write the pre–coded ASCII string out of port 2. American,
European and Asian Time/Date stamps are supported.
Additionally, if a DL06 PLC is a master on a network, the Network Write instruction (WX)
can be used to write embedded ASCII data to an HMI or slave device directly from V–
memory via a supported communications protocol using port 2.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - ASCII

Managing the ASCII Strings
The following instructions can be helpful in managing the ASCII strings within the CPUs
V–memory:
• ASCII Find (AFIND) – Finds where a specific portion of the ASCII string is located in
continuous V–memory addresses. Forward and reverse searches are supported.
• ASCII Extract (AEX) – Extracts a specific portion (usually some data value) from the ASCII
find location or other known ASCII data location.
• Compare V–memory (CMPV) – This instruction is used to compare two blocks of V–
memory addresses and is usually used to detect a change in an ASCII string. Compared data
types must be of the same format (i.e., BCD, ASCII, etc.).
• Swap Bytes (SWAPB) – usually used to swap V–memory bytes on ASCII data that
was written directly to V–memory from an external HMI or similar master device via
a communications protocol. The AIN and AEX instructions have a built–in byte swap
feature.

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Chapter 5: Standard RLL Instructions - ASCII

ASCII Input (AIN)

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DS

Used

HPP

N/A

5-212

The ASCII Input instruction allows the CPU to receive ASCII strings through the specified
communications port and places the string into a series of specified V–memory registers.
The ASCII data can be received as a fixed number of bytes or as a variable length string with
specified termination character(s). Other features include, Byte Swap preferences, Character
Timeout, and user defined flag bits for Busy, Complete and Timeout Error.
AIN Fixed Length Configuration
•L
 ength Type: select fixed
length based on the length of
the ASCII string that will be
sent to the CPU port
•P
 ort Number: must be DL06
port 2 (K2)
•D
 ata Destination: specifies
where the ASCII string will be
placed in V–memory
•F
 ixed Length: specifies the
length, in bytes, of the fixed
length ASCII string the port
will receive
• I nter–character Timeout: if
the amount of time between
incoming ASCII characters
exceeds the set time, the
specified Timeout Error bit
will be set. No data will be stored at the Data Destination V–memory location. The bit
will reset when the AIN instruction permissive bits are disabled. 0ms selection disables this
feature.
• First Character Timeout: if the amount of time from when the AIN is enabled to the time
the first character is received exceeds the set time, the specified First Character Timeout bit
will be set. The bit will reset when the AIN instruction permissive bits are disabled. 0ms
selection disables this feature.
•B
 yte Swap: swaps the high–byte and low–byte within each V–memory register of the Fixed
Length ASCII string. See the SWAPB instruction for details.
•B
 usy Bit: is ON while the AIN instruction is receiving ASCII data
•C
 omplete Bit: is set once the ASCII data has been received for the specified fixed length
and reset when the AIN instruction permissive bits are disabled.
• I nter–character Timeout Error Bit: is set when the Character Timeout is exceeded. See
Character Timeout explanation above.
• First Character Timeout Error Bit: is set when the First Character Timeout is exceeded.
See First Character Timeout explanation above.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - ASCII

Parameter
Data Destination
Fixed Length
Bits: Busy, Complete,
Timeout Error, Overflow

All V–memory
K1–128
C0–3777

AIN Fixed Length Examples
Fixed Length example when the PLC is reading the port continuously and timing is not critical

Fixed Length example when character to character timing is critical

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Chapter 5: Standard RLL Instructions - ASCII

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AIN Variable Length Configuration:
• Length Type: select Variable Length if the ASCII string length followed by termination
characters will vary in length
•P
 ort Number: must be DL06 port
2 (K2)
•D
 ata Destination: specifies where
the ASCII string will be placed in
V–memory
•M
 aximum Variable Length:
specifies, in bytes, the maximum
length of a Variable Length ASCII
string the port will receive
• I nter–character Timeout: if the
amount of time between incoming
ASCII characters exceeds the set
time, the Timeout Error bit will
be set. No data will be stored at
the Data Destination V–memory
location. The Timeout Error bit will reset when the AIN instruction permissive bits are
disabled. 0ms selection disables this feature.
•F
 irst Character Timeout: if the amount of time from when the AIN is enabled to the time
the first character is received exceeds the set time, the specified First Character Timeout bit
will be set. The bit will reset when the AIN instruction permissive bits are disabled. 0ms
selection disables this feature.
•B
 yte Swap: swaps the high–byte and low–byte within each V–memory register of the
Variable Length ASCII string. See the SWAPB instruction for details.
•T
 ermination Code Length: consists of either 1 or 2 characters. Refer to Appendix G,
ASCII Table.
•B
 usy Bit: is ON while the AIN instruction is receiving ASCII data
•C
 omplete Bit: is set once the ASCII data has been received up to the termination code
characters. It will be reset when the AIN instruction permissive bits are disabled.
• I nter–character Timeout Error Bit: is set when the Character Timeout is exceeded. See
Character Timeout explanation above.
•F
 irst Character Timeout Error Bit: is set when the First Character Timeout is exceeded.
See First Character Timeout explanation above.
•O
 verflow Error Bit: is set when the ASCII data received exceeds the Maximum Variable
Length specified.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - ASCII

Parameter
Data Destination
Fixed Length
Bits: Busy, Complete,
Timeout Error, Overflow

All V–memory
K1–128
C0–3777

AIN Variable Length Example
AIN variable length example used to read barcodes on boxes (PE = photoelectric sensor)

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Chapter 5: Standard RLL Instructions - ASCII

ASCII Find (AFIND)

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DS

Used

HPP

N/A

5-216

The ASCII Find instruction locates a specific ASCII string or portion of an ASCII string
within a range of V–memory registers and places the string’s Found Index number (byte
number where desired string is found), in Hex, into a specified V–memory register. Other
features include, Search Starting Index number for skipping over unnecessary bytes before
beginning the FIND operation, Forward or Reverse direction search, and From Beginning
and From End selections to reference the Found Index Value.
• Base Address: specifies the beginning V–memory register where the entire ASCII string is
stored in memory
•T
 otal Number of Bytes: specifies the total number of bytes to search for the desired ASCII
string
•S
 earch Starting Index: specifies which byte to skip to (with respect to the Base Address)
before beginning the search
• Direction: Forward begins the search from lower numbered V–memory registers to higher
numbered V–memory registers. Reverse does the search from higher numbered V–memory
registers to lower numbered V–memory registers.
•F
 ound Index Value: specifies whether the Beginning or the End byte of the ASCII string
found will be loaded into the Found Index register
• Found Index: specifies the V–memory register where the Found Index Value will be stored.
A value of FFFF will result if the desired string is not located in the memory registers
specified.
• Search for String: up to 128 characters.
Parameter

Base Address
Total Number of Bytes
Search Starting Index
Found Index

DL06 Range
All V–memory
All V–memory or K1–128
All V–memory or K0–127
All V–memory

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - ASCII

AFIND Search Example
In the following example, the AFIND instruction is used to search for the “day” portion
of “Friday” in the ASCII string “Today is Friday.”, which had previously been loaded into
V–memory. Note that a Search Starting Index of constant (K) 5 combined with a Forward
Direction Search is used to prevent finding the “day” portion of the word “Today”. The
Found Index will be placed into V4000.

ASCII Characters
HEX Equivalent
Base Address 0
1
Reverse Direction Search
2
3
4
Search start Index Number
5
6
7
8
Forward Direction Search
9
10
11
Beginning Index Number
12
13
End Index Number
14
15

Found Index Number =

T
o
d
a
y
i
s
F
r
i
d
a
y
.

54h
6Fh
64h
61h
79h
20h
69h
73h
20h
46h
72h
69h
64h
61h
79h
2Eh

Low
High
Low
High
Low
High
Low
High
Low
High
Low
High
Low
High
Low
High

0012

V3000
V3001
V3002
V3003
V3004
V3005
V3006
V3007

V4000

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Chapter 5: Standard RLL Instructions - ASCII

AFIND Example Combined with AEX Instruction

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When an AIN instruction has executed, its Complete bit can be used to trigger an AFIND
instruction to search for a desired portion of the ASCII string. Once the string is found, the
AEX instruction can be used to extract the located string.

15

AIN Complete
C1

Give delay time for
AFIND instruction
to complete
C7
16

AFIND
Base Address:
V2001
Total Number of Bytes:
K32
Search Starting Index:
K0
Direction:
Forward
Found Index Value: From Beginning
Found Index:
V2200
Code 39
Give delay time for
AFIND instruction
to complete
C7
SET
Search string not found
in table
V2200

Data not found with
AFIND
C10
SET

Kffff

Give delay time for
AFIND instruction
to complete
C7
Give delay time for
AFIND instruction
to complete
C7

RST

TMR

Data not found with
AFIND
C10

Delay for
AFIND to complete
T0

17

K2

18

Delay time for
AFIND to complete
T0

AEX
Source Base Address:
V2001
Extract at Index:
K0
Number of Bytes:
K4
Shift ASCII Option:
None
Byte Swap:
All
Convert ASCII:
To BCD (HEX)
Destination Base Address: V3000
Give delay time for
AFIND instruction
to complete
C7

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RST

Chapter 5: Standard RLL Instructions - ASCII

ASCII Extract (AEX)
DS

Used

HPP

N/A

The ASCII Extract instruction extracts a specified number of bytes of ASCII data from one
series of V–memory registers and places it into another series of V–memory registers. Other
features include, Extract at Index for skipping over unnecessary bytes before beginning the
Extract operation, Shift ASCII Option, for One Byte Left or One Byte Right, Byte Swap and
Convert data to a BCD format number.
•S
 ource Base Address: specifies the beginning V–memory register where the entire ASCII
string is stored in memory
•E
 xtract at Index: specifies which byte to skip to (with respect to the Source Base Address)
before extracting the data
•N
 umber of Bytes: specifies the number of bytes to be extracted
•S
 hift ASCII Option: shifts all extracted data one byte left or one byte right to displace
“unwanted” characters if necessary
•B
 yte Swap: swaps the high–byte and the low–byte within each V–memory register of the
extracted data. See the SWAPB instruction for details.
•C
 onvert BCD(Hex) ASCII to BCD (Hex): if enabled, this will convert ASCII numerical
characters to Hexadecimal numerical values
•D
 estination Base Address: specifies the V–memory register where the extracted data will be
stored
See the previous page for an example using the AEX instruction.

Parameter
Source Base Address
Extract at Index
Number of Bytes

DL06 Range
All V–memory
All V–memory or K0–127

Constant range: V-memory location
containing BCD value:
“Convert BCD (HEX) ASCII” K1–128
1–128
not checked

Number of Bytes

location
Constant range: V-memory
containing BCD value:
“Convert BCD (HEX) ASCII” K1–4
1–4
checked

Destination Base
Address

All V–memory

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Chapter 5: Standard RLL Instructions - ASCII

ASCII Compare (CMPV)

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A
B
C
D

DS

Used

HPP

N/A

5-220

The ASCII Compare instruction compares two
groups of V–memory registers. The CMPV
will compare any data type (ASCII to ASCII,
BCD to BCD, etc.) of one series (group) of
V–memory registers to another series of V–
memory registers for a specified byte length.
• “Compare from” Starting Address: specifies
the beginning V–memory register of the first
SP61 = 1, the result is equal
group of V–memory registers to be compared
SP61 = 0, the result is not equal
from.
• “Compare to” Starting Address: specifies the beginning V–memory register of the second
group of V–memory registers to be compared to.
• Number of Bytes: specifies the length of each V–memory group to be compared

Parameter

DL06 Range

Compare from Starting Address All V–memory
Compare to Starting Address
All V–memory
Number of Bytes
K0–127

CMPV Example
The CMPV instruction executes when the AIN instruction is complete. If the compared V–
memory tables are equal, SP61 will turn ON.

AIN Complete
C1

CMPV
"Compare from" Starting Address: V2001
"Compare to" Starting Address: V10001
Number of Bytes:
K32

SP61

Strings are equal
C11
OUT

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Chapter 5: Standard RLL Instructions - ASCII

ASCII Print to V–memory (VPRINT)
DS

Used

HPP

N/A

The ASCII Print to V–memory
instruction will write a specified ASCII
string into a series of V–memory
registers. Other features include Byte
Swap, options to suppress or convert
leading zeros or spaces, and _Date and
_Time options for U.S., European, and
Asian date formats and 12 or 24 hour
time formats.
•B
 yte Swap: swaps the high–byte and
low–byte within each V–memory
register the ASCII string is printed to.
See the SWAPB instruction for details.
•P
 rint to Starting V–memory Address:
specifies the beginning of a series of
V–memory addresses where the ASCII
string will be placed by the VPRINT
instruction.
•S
 tarting V–memory Address: the
first V–memory register of the series
of registers specified will contain the
ASCII string’s length in bytes.
•S
 tarting V–memory Address +1: the
2nd and subsequent registers will
contain the ASCII string printed to V–memory.
VPRINT Time/Date Stamping– the codes in the table below can be used in the VPRINT
Parameter

DL06 Range

Print to Starting V–memory Address

All V–memory

ASCII string message to “print to V–memory” the current time and/or date.
#

Character code

1
2
3
4
5

_date:us
_date:e
_date:a
_time:12
_time:24

Date / Time Stamp Options
American standard (month/day/2 digit year)
European standard (day/month/2 digit year)
Asian standard (2 digit year/month/day)
standard 12 hour clock (0–12 hour:min am/pm)
standard 24 hour clock (0–23 hour:min am/pm)

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Chapter 5: Standard RLL Instructions - ASCII

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VPRINT V-memory element – the following modifiers can be used in the VPRINT ASCII
string message to “print to V–memory” register contents in integer format or real format. Use
V-memory number or V-memory number with “:” and data type. The data types are shown in
the table below. The Character code must be capital letters.
NOTE: There must be a space entered before and after the V-memory address to separate it from the
text string. Failure to do this will result in an error code 499.

#

Character code

1
2
3
4
5
6

none
:B
:D
:DB
:R
:E

Description
16-bit binary (decimal number)
4 digit BCD
32-bit binary (decimal number)
8 digit BCD
Floating point number (real number)
Floating point number (real number with exponent)

Examples:
V2000 Print binary data in V2000 for decimal number
V2000 : B Print BCD data in V2000
V2000 : D Print binary number in V2000 and V2001 for decimal number
V2000 : D B Print BCD data in V2000 and V2001
V2000 : R Print floating point number in V2000/V2001 as real number
V2000 : E Print floating point number in V2000/V2001 as real number with exponent
The following modifiers can be added to any of the modifies above to suppress or convert
leading zeros or spaces. The character code must be capital letters.
#

Character code

1
2
3

S
C0
0

Description
Suppresses leading spaces
Converts leading spaces to zeros
Suppresses leading zeros

Example with V2000 = 0018 (binary format)
Number of Characters

V–memory Register
with Modifier

1

2

3

4

V2000
V2000:B
V2000:B0

0
0
1

0
0
2

1
1

8
2

Example with V2000 = sp sp18 (binary format) where sp = space
Number of Characters

V–memory Register
with Modifier

1

2

3

4

V2000
V2000:B
V2000:BS
V2000:BC0

sp
sp
1
0

sp
sp
2
0

1
1

8
2

1

2

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Chapter 5: Standard RLL Instructions - ASCII
VPRINT V-memory text element – the following is used for “printing to V–memory” text
stored in registers. Use the % followed by the number of characters after V-memory number
for representing the text. If you assign “0” as the number of characters, the function will read
the character count from the first location. Then it will start at the next V-memory location
and read that number of ASCII codes for the text from memory.
Example:
V2000 % 16 16 characters in V2000 to V2007 are printed.
V2000 % 0 The characters in V2001 to Vxxxx (determined by the number in V2000) will be
printed.
VPRINT Bit element – the following is used for “printing to V–memory” the state of the
designated bit in V-memory or a control relay bit. The bit element can be assigned by the
designating point (.) and bit number preceded by the V-memory number or relay number.
The output type is described as shown in the table below.
#

Data format

1
2
3

none
: BOOL
: ONOFF

Description
Print 1 for an ON state, and 0 for an OFF state
Print “TRUE” for an ON state, and “FALSE” for an OFF state
Print “ON” for an ON state, and “OFF” for an OFF state

Example:
V2000 . 15 Prints the status of bit 15 in V2000, in 1/0 format
C100 Prints the status of C100 in 1/0 format
C100 : BOOL Prints the status of C100 in TRUE/FALSE format
C100 : ON/OFF Prints the status of C100 in ON/OFF format
V2000.15 : BOOL Prints the status of bit 15 in V2000 in TRUE/FALSE format
The maximum numbers of characters you can VPRINT is 128. The number of characters
required for each element, regardless of whether the :S, :C0 or :0 modifiers are used, is listed
in the table below.
Element type
Text, 1 character
16 bit binary
32 bit binary
4 digit BCD
8 digit BCD
Floating point (real number)
Floating point (real with exponent)
V-memory/text
Bit (1/0 format)
Bit (TRUE/FALSE format)
Bit (ON/OFF format)

Maximum
Characters
1
6
11
4
8
3
13
2
1
5
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Chapter 5: Standard RLL Instructions - ASCII

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Text element – the following is used for “printing to V–memory” character strings. The
character strings are defined as the character (more than 0) ranged by the double quotation
marks. Two hex numbers preceded by the dollar sign means an 8-bit ASCII character code.
Also, two characters preceded by the dollar sign is interpreted according to the following
table:
#

Character code

1
2
3
4
5
6
7

$$
$”
$Lor $l
$N or $n
$P or $p
$R or $r
$T or $t

Description
Dollar sign ($)
Double quotation (”)
Line feed (LF)
Carriage return line feed (CRLF)
Form feed
Carriage return (CR)
Tab

The following examples show various syntax conventions and the length of the output to the
printer.
””
”A”
” ”
” $” ”
”$R$L”
”$0D$0A”
”$$”

Length 0 without character
Length 1 with character A
Length 1 with blank
Length 1 with double quotation mark
Length 2 with one CR and one LF
Length 2 with one CR and one LF
Length 1 with one $ mark

In printing an ordinary line of text, you will need to include double quotation marks before
and after the text string. Error code 499 will occur in the CPU when the print instruction
contains invalid text or no quotations. It is important to test your VPRINT instruction data
during the application development.

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Chapter 5: Standard RLL Instructions - ASCII

VPRINT Example Combined with PRINTV Instruction
The VPRINT instruction is used to create a string in V–memory. The PRINTV is used to print the string out
of port 2.

28

Create String Permissive
C12

VPRINT
Byte Swap:
"Print to" Address

All
V4000

"STX" V3000:B"$0D"
Delay permissive for
VPRINT
C13
SET

Delay permissive for
VPRINT
C13

TMR

29

Delay for VPRINT
to complete
T1

Delay for Vprint to
complete
T1
30

K10
PRINTV
Port Number:
Start Address:
Number of Bytes:
Append:
Byte Swap:
Busy:
Complete:

C13

K2
V4001
V4000
None
None
C15
C16

Delay Permissive for
VPRINT
RST

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Chapter 5: Standard RLL Instructions - ASCII

ASCII Print from V–memory (PRINTV)

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B
C
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DS

Used

HPP

N/A

5-226

The ASCII Print from V–memory instruction will send an ASCII string out of the designated
communications port from a specified series of V–memory registers for a specified length in
number of bytes. Other features include user specified Append Characters to be placed after
the desired data string for devices that require specific termination character(s), Byte Swap
options, and user specified flags for Busy and Complete.
•P
 ort Number: must be DL06 port 2 (K2)
•S
 tart Address: specifies the beginning
of
series of V–memory registers that contain
the ASCII string to print
•N
 umber of Bytes: specifies the length
of
the string to print
•A
 ppend Characters: specifies ASCII
characters to be added to the end of the
string for devices that require specific
termination characters
•B
 yte Swap: swaps the high–byte
and low–byte within each V–
memory register of the string while
printing. See the SWAPB instruction for
details.
• Busy Bit: will be ON while the instruction
is
printing ASCII data
•C
 omplete Bit: will be
set
once the ASCII data has been printed
and reset when the PRINTV instruction
permissive bits are disabled.
See the previous page for an example using the PRINTV instruction.
Parameter

DL06 Range

Port Number
Start Address
Number of Bytes
Bits: Busy, Complete

port 2 (K2)
All V–memory
All V–memory or k1–128
C0–3777

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Standard RLL Instructions - ASCII

ASCII Swap Bytes (SWAPB)
DS

Used

HPP

N/A

The ASCII Swap Bytes instruction swaps byte positions (high–byte to low–byte and low–
byte to high–byte) within each V–memory register of a series of V–memory registers for a
specified number of bytes.
• Starting Address: specifies the beginning of a series
of V–memory registers the instruction will use to
begin byte swapping
•N
 umber of Bytes: specifies the number of bytes,
beginning with the Starting Address, to byte swap.
•B
 yte Swap:
All - swap all bytes specified.
All but null - swap all bytes specified except the
bytes with a null
Parameter

DL06 Range

Starting Address
Number of Bytes

All V–memory
All V–memory or K1–128

Discrete Bit Flags
SP53
SP71

Byte Swap
Preferences

Description
On if the CPU cannot execute the instruction.
On when a value used by the instruction is invalid.

Byte
High Low

No Byte Swapping
(AIN, AEX, PRINTV, VPRINT)
A

B

C

D

E

xx

V2477
V2500
V2501
V2502

Byte Swap All
A

B

C

D

E

xx

B

A

D

C

xx

E

Byte
High Low
V2477
V2500
V2501
V2502

Byte Swap All but Null
A

B

C

D

E

xx

B

A

D

C

E

xx

0005h
B
A
D
C
xx
E

0005h
A
B
C
D
E
xx
Byte
High Low

V2477
V2500
V2501
V2502

0005h
B
A
D
C
xx
E

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Chapter 5: Standard RLL Instructions - ASCII

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SWAPB Example
The AIN Complete bit is used to trigger the SWAPB instruction. Use a one–shot so the
SWAPB only executes once.

ASCII Clear Buffer (ACRB)
DS

Used

HPP

N/A

5-228

The ASCII Clear Buffer instruction will clear the ASCII receive buffer of the specified
communications port number. Port Number: must be DL06 port 2 (K2)

ACRB Example
The AIN Complete bit or the AIN diagnostic bits are used to clear the ASCII buffer.

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Chapter 5: Intelligent Box (IBox) Instructions

Intelligent Box (IBox) Instructions

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The Intelligent Box Instructions (IBox) listed in this section are additional instructions
made available when using DirectSOFT to program your DL06 PLC (the DL06 CPU
requires firmware version v2.10 or later to use the new features in DirectSOFT). For more
information on DirectSOFT and to download a free demo version, please visit our Web site
at: www.automationdirect.com.
Analog Helper IBoxes
Instruction
Analog Input / Output Combo Module Pointer Setup (ANLGCMB)
Analog Input Module Pointer Setup (ANLGIN)
Analog Output Module Pointer Setup (ANLGOUT)
Analog Scale 12 Bit BCD to BCD (ANSCL)
Analog Scale 12 Bit Binary to Binary (ANSCLB)
Filter Over Time - BCD (FILTER)
Filter Over Time - Binary (FILTERB)
Hi/Low Alarm - BCD (HILOAL)
Hi/Low Alarm - Binary (HILOALB)

Discrete Helper IBoxes
Instruction
Off Delay Timer (OFFDTMR)
On Delay Timer (ONDTMR)
One Shot (ONESHOT)
Push On / Push Off Circuit (PONOFF)

Memory IBoxes
Instruction
Move Single Word (MOVEW)
Move Double Word (MOVED)

Math IBoxes
Instruction
BCD to Real with Implied Decimal Point (BCDTOR)
Double BCD to Real with Implied Decimal Point (BCDTORD)
Math - BCD (MATHBCD)
Math - Binary (MATHBIN)
Math - Real (MATHR)
Real to BCD with Implied Decimal Point and Rounding (RTOBCD)
Real to Double BCD with Implied Decimal Point and Rounding (RTOBCDD)
Square BCD (SQUARE)
Square Binary (SQUAREB)
Square Real(SQUARER)
Sum BCD Numbers (SUMBCD)
Sum Binary Numbers (SUMBIN)
Sum Real Numbers (SUMR)

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Ibox #

Page

IB-462
IB-460
IB-461
IB-423
IB-403
IB-422
IB-402
IB-421
IB-401

5-232
5-234
5-236
5-238
5-239
5-240
5-242
5-244
5-246

Ibox #

Page

IB-302
IB-301
IB-303
IB-300

5-248
5-250
5-252
5-253

Ibox #

Page

IB-200
IB-201

5-254
5-255

Ibox #

Page

IB-560
IB-562
IB-521
IB-501
IB-541
IB-561
IB-563
IB-523
IB-503
IB-543
IB-522
IB-502
IB-542

5-256
5-257
5-258
5-260
5-262
5-263
5-264
5-265
5-266
5-267
5-268
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Chapter 5: Intelligent Box (IBox) Instructions

Communication IBoxes
Instruction
ECOM100 Configuration (ECOM100)
ECOM100 Disable DHCP (ECDHCPD)
ECOM100 Enable DHCP (ECDHCPE)
ECOM100 Query DHCP Setting (ECDHCPQ)
ECOM100 Send E-mail (ECEMAIL)
ECOM100 Restore Default E-mail Setup (ECEMRDS)
ECOM100 E-mail Setup (ECEMSUP)
ECOM100 IP Setup (ECIPSUP)
ECOM100 Read Description (ECRDDES)
ECOM100 Read Gateway Address (ECRDGWA)
ECOM100 Read IP Address (ECRDIP)
ECOM100 Read Module ID (ECRDMID)
ECOM100 Read Module Name (ECRDNAM)
ECOM100 Read Subnet Mask (ECRDSNM)
ECOM100 Write Description (ECWRDES)
ECOM100 Write Gateway Address (ECWRGWA)
ECOM100 Write IP Address (ECWRIP)
ECOM100 Write Module ID (ECWRMID)
ECOM100 Write Name (ECWRNAM)
ECOM100 Write Subnet Mask (ECWRSNM)
ECOM100 RX Network Read (ECRX)
ECOM100 WX Network Write(ECWX)
NETCFG Network Configuration (NETCFG)
Network RX Read (NETRX)
Network WX Write (NETWX)

Ibox #

Page

IB-710
IB-736
IB-735
IB-734
IB-711
IB-713
IB-712
IB-717
IB-726
IB-730
IB-722
IB-720
IB-724
IB-732
IB-727
IB-731
IB-723
IB-721
IB-725
IB-733
IB-740
IB-741
IB-700
IB-701
IB-702

5-272
5-274
5-276
5-278
5-280
5-283
5-286
5-290
5-292
5-294
5-296
5-298
5-300
5-302
5-304
5-306
5-308
5-310
5-312
5-314
5-316
5-319
5-322
5-324
5-327

Counter I/O IBoxes (Works with H0-CTRIO and H0-CTRIO2)
Instruction
Ibox #
CTRIO Configuration (CTRIO)
CTRIO Add Entry to End of Preset Table (CTRADPT)
CTRIO Clear Preset Table (CTRCLRT)
CTRIO Edit Preset Table Entry (CTREDPT)
CTRIO Edit Preset Table Entry and Reload (CTREDRL)
CTRIO Initialize Preset Table (CTRINPT)
CTRIO Initialize Preset Table (CTRINTR)
CTRIO Load Profile (CTRLDPR)
CTRIO Read Error (CTRRDER)
CTRIO Run to Limit Mode (CTRRTLM)
CTRIO Run to Position Mode (CTRRTPM)
CTRIO Velocity Mode (CTRVELO)
CTRIO Write File to ROM (CTRWFTR)

IB-1000
IB-1005
IB-1007
IB-1003
IB-1002
IB-1004
IB-1010
IB-1001
IB-1014
IB-1011
IB-1012
IB-1013
IB-1006

Page
5-330
5-332
5-335
5-338
5-342
5-346
5-350
5-354
5-357
5-359
5-362
5-365
5-368

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Analog Input/Output Combo Module Pointer Setup (ANLGCMB) (IB-462)

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DS

Used

HPP

N/A

5-232

The Analog Input/Output Combo Module Pointer Setup instruction generates the logic to
configure the pointer method for an analog input/output combination module on the first
PLC scan following a Program to Run transition.
The ANLGCMB IBox instruction
determines the data format and Pointer
addresses based on the CPU type, the
Base# and the module Slot#.
The Input Data Address is the starting
location in user V-memory where the
analog input data values will be stored,
one location for each input channel
enabled.
The Output Data Address is the starting
location in user V-memory where the
analog output data values will be placed
by ladder code or external device, one location for each output channel enabled.
Since the IBox logic only executes on the first scan, the instruction cannot have any input logic.
ANLGCMB Parameters
• Base # (K0-Local): must be 0 for DL06 PLC
• Slot #: specifies which PLC option slot is occupied by the analog module (1–4)
• Number of Input Channels: specifies the number of analog input channels to scan
• Input Data Format (0-BCD 1-BIN): specifies the analog input data format (BCD or Binary) - the
binary format may be used for displaying data on some OI panels
• Input Data Address: specifies the starting V-memory location that will be used to store the analog
input data
• Number of Output Channels: specifies the number of analog output channels that will be used
• Output Data Format (0-BCD 1-BIN): specifies the format of the analog output data (BCD or
Binary)
• Output Data Address: specifies the starting V-memory location that will be used to source the
analog output data

Parameter
Base # (K0-Local)
Slot #
Number of Input Channels
Input Data Format (0-BCD 1-BIN)
Input Data Address
Number of Output Channels
Output Data Format (0-BCD 1-BIN)
Output Data Address

DL06 Range
K
K
K
K
V
K
K
V

K0 (local base only)
K1-4
K1-8
BCD: K0; Binary: K1
See DL06 V-memory map - Data Words
K1-8
BCD: K0; Binary: K1
See DL06 V-memory map - Data Words

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ANLGCMB Example
In the following example, the ANLGCMB instruction is used to setup the pointer method
for an analog I/O combination module that is installed in option slot 2. Four input channels
are enabled and the analog data will be written to V2000 - V2003 in BCD format. Two
output channels are enabled and the analog values will be read from V2100 - V2101 in BCD
format.

Permissive contacts or input
logic cannot be used with this
instruction.

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Analog Input Module Pointer Setup (ANLGIN) (IB-460)

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Analog Input Module Pointer Setup generates the logic to configure the pointer method for
one analog input module on the first PLC scan following a Program to Run transition.
This IBox determines the data format and Pointer addresses based on the CPU type, the
Base#, and the Slot#.
The Input Data Address is the starting
location in user V-memory where the
analog input data values will be stored,
one location for each input channel
enabled.
Since this logic only executes on the first
scan, this IBox cannot have any input
logic.
ANLGIN Parameters
• Base # (K0-Local): must be 0 for DL06 PLC
• Slot #: specifies which PLC option slot is occupied by the analog module (1–4)
• Number of Input Channels: specifies the number of input channels to scan
• Input Data Format (0-BCD 1-BIN): specifies the analog input data format (BCD or Binary) - the
binary format may be used for displaying data on some OI panels
• Input Data Address: specifies the starting V-memory location that will be used to store the analog
input data

Parameter
Base # (K0-Local)
Slot #
Number of Input Channels
Input Data Format (0-BCD 1-BIN)
Input Data Address

DL06 Range
K
K
K
K
V

K0 (local base only)
K1-4
K1-8
BCD: K0; Binary: K1
See DL06 V-memory map - Data Words

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Chapter 5: Intelligent Box (IBox) Instructions

ANLGIN Example
In the following example, the ANLGIN instruction is used to setup the pointer method for
an analog input module that is installed in option slot 1. Eight input channels are enabled
and the analog data will be written to V2000 - V2007 in BCD format.

Permissive contacts or input logic
cannot be used with this instruction.

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Chapter 5: Intelligent Box (IBox) Instructions

Analog Output Module Pointer Setup (ANLGOUT) (IB-461)

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Analog Output Module Pointer Setup generates the logic to configure the pointer method for
one analog output module on the first PLC scan following a Program to Run transition.
This IBox determines the data format
and Pointer addresses based on the CPU
type, the Base#, and the Slot#.
The Output Data Address is the starting
location in user V-memory where the
analog output data values will be placed
by ladder code or external device, one
location for each output channel enabled.
Since this logic only executes on the first
scan, this IBox cannot have any input
logic.
ANLGOUT Parameters
• Base # (K0-Local): must be 0 for DL06 PLC
• Slot #: specifies which PLC option slot is occupied by the analog module (1–4)
• Number of Output Channels: specifies the number of analog output channels that will be used
• Output Data Format (0-BCD 1-BIN): specifies the format of the analog output data (BCD or
Binary)
• Output Data Address: specifies the starting V-memory location that will be used to source the
analog output data

Parameter
Base # (K0-Local)
Slot #
Number of Output Channels
Output Data Format (0-BCD 1-BIN)
Output Data Address

DL06 Range
K
K
K
K
V

K0 (local base only)
K1-4
K1-8
BCD: K0; Binary: K1
See DL06 V-memory map - Data Words

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Chapter 5: Intelligent Box (IBox) Instructions

ANLGOUT Example
In the following example, the ANLGOUT instruction is used to setup the pointer method
for an analog output module that is installed in option slot 3. Two output channels are
enabled and the analog data will be read from V2100 - V2101 in BCD format.

Permissive contacts or input logic cannot
be used with this instruction.

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Chapter 5: Intelligent Box (IBox) Instructions

Analog Scale 12 Bit BCD to BCD (ANSCL) (IB-423)

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Analog Scale 12 Bit BCD to BCD scales a 12 bit BCD analog value (0-4095 BCD) into
BCD engineering units. You specify the engineering unit high value (when raw is 4095), and
the engineering low value (when raw is 0), and the output V-Memory address you want the
to place the scaled engineering unit value. The
engineering units are generated as BCD and can
be the full range of 0 to 9999 (see ANSCLB Analog Scale 12 Bit Binary to Binary if your raw
units are in Binary format).
Note that this IBox only works with unipolar
unsigned raw values. It does NOT work with
bipolar or sign plus magnitude raw values.
ANSCL Parameters
• Raw (0-4095 BCD): specifies the V-memory location of the unipolar unsigned raw 0-4095
unscaled value
• High Engineering: specifies the high engineering value when the raw input is 4095
• Low Engineering: specifies the low engineering value when the raw input is 0
• Engineering (BCD): specifies the V-memory location where the scaled engineering BCD value will
be placed

ANSCL Example
Parameter
Raw (0-4095 BCD)
High Engineering
Low Engineering
Engineering (BCD)

DL06 Range
V,P
K
K
V,P

See DL06 V-memory map - Data Words
K0-9999
K0-9999
See DL06 V-memory map - Data Words

In the following example, the ANSCL instruction is used to scale a raw value (0-4095 BCD)
that is in V2000. The engineering scaling range is set 0-100 (low engineering value - high
engineering value). The scaled value will be placed in V2100 in BCD format.

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Chapter 5: Intelligent Box (IBox) Instructions

Analog Scale 12 Bit Binary to Binary (ANSCLB) (IB-403)
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Analog Scale 12 Bit Binary to Binary scales a 12 bit binary analog value (0-4095 decimal)
into binary (decimal) engineering units. You specify the engineering unit high value (when
raw is 4095), and the engineering low value (when
raw is 0), and the output V-Memory address you
want to place the scaled engineering unit value.
The engineering units are generated as binary and
can be the full range of 0 to 65535 (see ANSCL
- Analog Scale 12 Bit BCD to BCD if your raw
units are in BCD format).
Note that this IBox only works with unipolar
unsigned raw values. It does NOT work with
bipolar, sign plus magnitude, or signed 2’s complement raw values.
ANSCLB Parameters
• Raw (12 bit binary): specifies the V-memory location of the unipolar unsigned raw decimal
unscaled value (12 bit binary = 0-4095 decimal)
• High Engineering: specifies the high engineering value when the raw input is 4095 decimal
• Low Engineering: specifies the low engineering value when the raw input is 0 decimal
• Engineering (binary): specifies the V-memory location where the scaled engineering decimal value
will be placed

Parameter
Raw (12 bit binary)
High Engineering
Low Engineering
Engineering (binary)

DL06 Range
V,P
K
K
V,P

See DL06 V-memory map - Data Words
K0-65535
K0-65535
See DL06 V-memory map - Data Words

ANSCLB Example
In the following example, the ANSCLB instruction is used to scale a raw value (0-4095
binary) that is in V2000. The engineering scaling range is set 0-1000 (low engineering value high engineering value). The scaled value will be placed in V2100 in binary format.

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Filter Over Time - BCD (FILTER) (IB-422)

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Filter Over Time BCD will perform a first-order filter on the Raw Data on a defined time
interval. The equation is:
New = Old + [(Raw - Old) / FDC]
where,
New: New Filtered Value
Old: Old Filtered Value
FDC: Filter Divisor Constant
Raw: Raw Data
The Filter Divisor Constant is an integer in the
range K1 to K100, such that if it equaled K1 then
no filtering would be done.
The rate at which the calculation is performed is specified by time in hundredths of a
second (0.01 seconds) as the Filter Freq Time parameter. Note that this Timer instruction is
embedded in the IBox and must NOT be used anywhere else in your program. Power flow
controls whether the calculation is enabled. If it is disabled, the Filter Value is not updated.
On the first scan from Program to Run mode, the Filter Value is initialized to 0 to give the
calculation a consistent starting point.
FILTER Parameters
• Filter Frequency Timer: specifies the Timer (T) number which is used by the Filter instruction
• Filter Frequency Time (0.01sec): specifies the rate at which the calculation is performed
• Raw Data (BCD): specifies the V-memory location of the raw unfiltered BCD value
• Filter Divisor (1-100): this constant used to control the filtering effect. A larger value will increase
the smoothing effect of the filter. A value of 1 results with no filtering.
• Filtered Value (BCD): specifies the V-memory location where the filtered BCD value will be placed

Parameter
Filter Frequency Timer
Filter Frequency Time (0.01 sec)
Raw Data (BCD)
Filter Divisor (1-100)
Filtered Value (BCD)

DL06 Range
T
K
V
K
V

T0-377
K0-9999
See DL06 V-memory map - Data Words
K1-100
See DL06 V-memory map - Data Words

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FILTER Example
In the following example, the Filter instruction is used to filter a BCD value that is in V2000.
Timer(T0) is set to 0.5 sec, the rate at which the filter calculation will be performed. The
filter constant is set to 2. A larger value will increase the smoothing effect of the filter. A value
of 1 results with no filtering. The filtered value will be placed in V2100.

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Filter Over Time - Binary (FILTERB) (IB-402)

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Filter Over Time in Binary (decimal) will perform a first-order filter on the Raw Data on a
defined time interval. The equation is
New = Old + [(Raw - Old) / FDC] where
New: New Filtered Value
Old: Old Filtered Value
FDC: Filter Divisor Constant
Raw: Raw Data
The Filter Divisor Constant is an integer in the
range K1 to K100, such that if it equaled K1 then
no filtering would be done.
The rate at which the calculation is performed is specified by time in hundredths of a
second (0.01 seconds) as the Filter Freq Time parameter. Note that this Timer instruction is
embedded in the IBox and must NOT be used any other place in your program. Power flow
controls whether the calculation is enabled. If it is disabled, the Filter Value is not updated.
On the first scan from Program to Run mode, the Filter Value is initialized to 0 to give the
calculation a consistent starting point.
FILTERB Parameters
• Filter Frequency Timer: specifies the Timer (T) number which is used by the Filter instruction
• Filter Frequency Time (0.01sec): specifies the rate at which the calculation is performed
• Raw Data (Binary): specifies the V-memory location of the raw unfiltered binary (decimal) value
• Filter Divisor (1-100): this constant used to control the filtering effect. A larger value will increase
the smoothing effect of the filter. A value of 1 results with no filtering.
• Filtered Value (Binary): specifies the V-memory location where the filtered binary (decimal) value
will be placed

Parameter
Filter Frequency Timer
Filter Frequency Time (0.01 sec)
Raw Data (Binary)
Filter Divisor (1-100)
Filtered Value (Binary)

DL06 Range
T
K
V
K
V

T0-377
K0-9999
See DL06 V-memory map - Data Words
K1-100
See DL06 V-memory map - Data Words

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Chapter 5: Intelligent Box (IBox) Instructions

FILTERB Example
In the following example, the FILTERB instruction is used to filter a binary value that is in
V2000. Timer (T1) is set to 0.5 sec, the rate at which the filter calculation will be performed.
The filter constant is set to 3.0. A larger value will increase the smoothing effect of the filter.
A value of 1 results with no filtering. The filtered value will be placed in V2100

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Hi/Low Alarm - BCD (HILOAL) (IB-421)

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Hi/Low Alarm - BCD monitors a BCD value V-Memory location and sets four possible
alarm states, High-High, High, Low, and Low-Low whenever the IBox has power flow. You
enter the alarm thresholds as constant K BCD values (K0-K9999) and/or BCD value
V-Memory locations.
You must ensure that threshold limits are valid, that
is HH >= H > L >= LL. Note that when the HighHigh or Low-Low alarm condition is true, that the
High and Low alarms will also be set, respectively.
This means you may use the same threshold limit
and same alarm bit for the High-High and the High
alarms in case you only need one “High” alarm. Also
note that the boundary conditions are inclusive.
That is, if the Low boundary is K50, and the
Low-Low boundary is K10, and if the Monitoring
Value equals 10, then the Low Alarm AND the
Low-Low alarm will both be ON. If there is no power flow to the IBox, then all alarm bits
will be turned off regardless of the value of the Monitoring Value parameter.
HILOAL Parameters
• Monitoring Value (BCD): specifies the V-memory location of the BCD value to be monitored
• High-High Limit: V-memory location or constant specifies the high-high alarm limit
• High-High Alarm: On when the high-high limit is reached
• High Limit: V-memory location or constant specifies the high alarm limit
• High Alarm: On when the high limit is reached
• Low Limit: V-memory location or constant specifies the low alarm limit
• Low Alarm: On when the low limit is reached
• Low-Low Limit: V-memory location or constant specifies the low-low alarm limit
• Low-Low Alarm: On when the low-low limit is reached

Parameter
Monitoring Value (BCD)
High-High Limit
High-High Alarm
High Limit
High Alarm
Low Limit
Low Alarm
Low-Low Limit
Low-Low Alarm

DL06 Range
V

V, K
X, Y, C, GX,GY, B
V, K
X, Y, C, GX,GY, B
V, K
X, Y, C, GX,GY,B
V, K
X, Y, C, GX,GY, B

See DL06 V-memory map - Data Words
K0-9999; or see DL06 V-memory map - Data Words
See DL06 V-memory map
K0-9999; or see DL06 V-memory map - Data Words
See DL06 V-memory map
K0-9999; or see DL06 V-memory map - Data Words
See DL06 V-memory map
K0-9999; or see DL06 V-memory map - Data Words
See DL06 V-memory map

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Chapter 5: Intelligent Box (IBox) Instructions

HILOAL Example
In the following example, the HILOAL instruction is used to monitor a BCD value that is
in V2000. If the value in V2000 meets/exceeds the high limit of K900, C101 will turn on. If
the value continues to increase to meet/exceed the high-high limit, C100 will turn on. Both
bits would be on in this case. The high and high-high limits and alarms can be set to the same
value if one “high” limit or alarm is desired to be used.
If the value in V2000 meets or falls below the low limit of K200, C102 will turn on. If the
value continues to decrease to meet or fall below the low-low limit of K100, C103 will turn
on. Both bits would be on in this case. The low and low-low limits and alarms can be set to
the same value if one “low” limit or alarm is desired to be used.

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Hi/Low Alarm - Binary (HILOALB) (IB-401)

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Hi/Low Alarm - Binary monitors a binary (decimal) V-Memory location and sets four
possible alarm states, High-High, High, Low, and Low-Low whenever the IBox has power
flow. You enter the alarm thresholds as constant K decimal values (K0-K65535) and/or
binary (decimal) V-Memory locations.
You must ensure that threshold limits are valid,
that is HH >= H > L >= LL. Note that when the
High-High or Low-Low alarm condition is true,
that the High and Low alarms will also be set,
respectively. This means you may use the same
threshold limit and same alarm bit for the HighHigh and the High alarms in case you only need
one “High” alarm. Also note that the boundary
conditions are inclusive. That is, if the Low
boundary is K50, and the Low-Low boundary
is K10, and if the Monitoring Value equals 10,
then the Low Alarm AND the Low-Low alarm will both be ON. If there is no power flow to
the IBox, then all alarm bits will be turned off regardless of the value of the Monitoring Value
parameter.
HILOALB Parameters
• Monitoring Value (Binary): specifies the V-memory location of the Binary value to be monitored
• High-High Limit: V-memory location or constant specifies the high-high alarm limit
• High-High Alarm: On when the high-high limit is reached
• High Limit: V-memory location or constant specifies the high alarm limit
• High Alarm: On when the high limit is reached
• Low Limit: V-memory location or constant specifies the low alarm limit
• Low Alarm: On when the low limit is reached
• Low-Low Limit: V-memory location or constant specifies the low-low alarm limit
• Low-Low Alarm: On when the low-low limit is reached

Parameter
Monitoring Value (Binary)
High-High Limit
High-High Alarm
High Limit
High Alarm
Low Limit
Low Alarm
Low-Low Limit
Low-Low Alarm

DL06 Range
V

V, K
X, Y, C, GX,GY, B
V, K
X, Y, C, GX,GY, B
V, K
X, Y, C, GX,GY,B
V, K
X, Y, C, GX,GY, B

See DL06 V-memory map - Data Words
K0-65535; or see DL06 V-memory map - Data Words
See DL06 V-memory map
K0-65535; or see DL06 V-memory map - Data Words
See DL06 V-memory map
K0-65535; or see DL06 V-memory map - Data Words
See DL06 V-memory map
K0-65535; or see DL06 V-memory map - Data Words
See DL06 V-memory map

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Chapter 5: Intelligent Box (IBox) Instructions

HILOALB Example
In the following example, the HILOALB instruction is used to monitor a binary value that is
in V2000. If the value in V2000 meets/exceeds the high limit of the binary value in V2011,
C101 will turn on. If the value continues to increase to meet/exceed the high-high limit value
in V2010, C100 will turn on. Both bits would be on in this case. The high and high-high
limits and alarms can be set to the same V-memory location/value if one “high” limit or
alarm is desired to be used.
If the value in V2000 meets or falls below the low limit of the binary value in V2012, C102
will turn on. If the value continues to decrease to meet or fall below the low-low limit in
V2013, C103 will turn on. Both bits would be on in this case. The low and low-low limits
and alarms can be set to the same V-memory location/value if one “low” limit or alarm is
desired to be used.

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Off Delay Timer (OFFDTMR) (IB-302)

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Off Delay Timer will delay the “turning off” of the Output parameter by the specified Off
Delay Time (in hundredths of a second) based on the power flow into the IBox. Once the
IBox receives power, the Output bit will turn on
immediately. When the power flow to the IBox
turns off, the Output bit WILL REMAIN ON
for the specified amount of time (in hundredths
of a second). Once the Off Delay Time has
expired, the output will turn Off. If the power
flow to the IBox comes back on BEFORE the
Off Delay Time, then the timer is RESET and
the Output will remain On - so you must continuously have NO power flow to the IBox for
AT LEAST the specified Off Delay Time before the Output will turn Off.
This IBox utilizes a Timer resource (TMRF), which cannot be used anywhere else in your
program.
OFFDTMR Parameters
• Timer Number: specifies the Timer(TMRF) number which is used by the OFFDTMR instruction
• Off Delay Time (0.01sec): specifies how long the Output will remain on once power flow to the
Ibox is removed
• Output: specifies the output that will be delayed “turning off” by the Off Delay Time.

Parameter
Timer Number
Off Delay Time
Output

DL06 Range
T
K,V
X, Y, C, GX,GY, B

T0-377
K0-9999; See DL06 V-memory map - Data Words
See DL06 V-memory map

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OFFDTMR Example
In the following example, the OFFDTMR instruction is used to delay the “turning off”of
output C20. Timer 2 (T2) is set to 5 seconds, the “off-delay” period.
When C100 turns on, C20 turns on and will remain on while C100 is on. When C100 turns
off, C20 will remain for the specified Off Delay Time (5s), and then turn off.

Example timing diagram

C100
5 sec

5 sec

C20

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On Delay Timer (ONDTMR) (IB-301)

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On Delay Timer will delay the “turning on” of the Output parameter by the specified
amount of time (in hundredths of a second) based on the power flow into the IBox. Once
the IBox loses power, the Output is turned
off immediately. If the power flow turns off
BEFORE the On Delay Time, then the timer
is RESET and the Output is never turned on,
so you must have continuous power flow to the
IBox for at least the specified On Delay Time
before the Output turns On.
This IBox utilizes a Timer resource (TMRF),
which cannot be used anywhere else in your program.
ONDTMR Parameters
• Timer Number: specifies the Timer(TMRF) number which is used by the ONDTMR instruction
• On Delay Time (0.01sec): specifies how long the Output will remain off once power flow to the
Ibox is applied.
• Output: specifies the output that will be delayed “turning on” by the On Delay Time.

Parameter
Timer Number
On Delay Time
Output

DL06 Range
T
K,V
X, Y, C, GX,GY, B

T0-377
K0-9999; See DL06 V-memory map - Data Words
See DL06 V-memory map

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ONDTMR Example
In the following example, the ONDTMR instruction is used to delay the “turning on” of
output C21. Timer 1 (T1) is set to 2 seconds, the “on-delay” period.
When C101 turns on, C21 is delayed turning on by 2 seconds. When C101 turns off, C21
turns off immediately.

Example timing diagram

C101

2 sec

2 sec

C21

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One Shot (ONESHOT) (IB-303)

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One Shot will turn on the given bit output parameter for one scan on an OFF to ON
transition of the power flow into the IBox. This IBox is simply a different name for the PD
Coil (Positive Differential).
ONESHOT Parameters
• Discrete Output: specifies the output that will
be on for one scan

Parameter
Discrete Output

DL06 Range
X, Y, C

See DL06 V-memory map

ONESHOT Example
In the following example, the ONESHOT instruction is used to turn C100 on for one PLC
scan after C0 goes from an off to on transition. The input logic must produce an off to on
transition to execute the One Shot instruction.

Example timing diagram
C0
Scan time

C100

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Chapter 5: Intelligent Box (IBox) Instructions

Push On / Push Off Circuit (PONOFF) (IB-300)
DS

Used

HPP

N/A

Push On/Push Off Circuit toggles an output state whenever its input power flow transitions
from off to on. Requires an extra bit parameter for scan-to-scan state information. This extra
bit must NOT be used anywhere else in the program. This is also known as a “flip-flop
circuit”. The PONOFF IBox cannot have any input logic.
PONOFF Parameters
• Discrete Input: specifies the input that will toggle
the specified output
• Discrete Output: specifies the output that will be
“turned on/off” or toggled
• Internal State: specifies a work bit that is used by
the instruction

Parameter
Discrete Input
Discrete Output
Internal State

DL06 Range

X,Y,C,S,T,CT,GX,GY,SP,B,PB
X,Y,C,GX,GY,B
X, Y, C

See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map

PONOFF Example
In the following example, the PONOFF instruction is used to control the on and off states
of the output C20 with a single input C10. When C10 is pressed once, C20 turns on. When
C10 is pressed again, C20 turns off. C100 is an internal bit used by the instruction.

Permissive contacts or input logic are not
used with this instruction.

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Move Single Word (MOVEW) (IB-200)

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Move Single Word moves (copies) a word to a memory location directly or indirectly via a
pointer, either as a HEX constant, from a memory location, or indirectly through a pointer
MOVEW Parameters
• From WORD: specifies the word that will be
moved to another location
• To WORD: specifies the location where the
“From WORD” will be move to

Parameter
From WORD
To WORD

DL06 Range
V,P,K
V,P

K0-FFFF; See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

MOVEW Example
In the following example, the MOVEW instruction is used to move 16-bits of data from
V2000 to V3000 when C100 turns on.

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Chapter 5: Intelligent Box (IBox) Instructions

Move Double Word (MOVED) (IB-201)
DS

Used

HPP

N/A

Move Double Word moves (copies) a double word to two consecutive memory locations
directly or indirectly via a pointer, either as a double HEX constant, from a double memory
location, or indirectly through a pointer to a double memory location.
MOVED Parameters
• From DWORD: specifies the double word that
will be moved to another location
• To DWORD: specifies the location where the
“From DWORD” will be move to

Parameter
From DWORD
To DWORD

DL06 Range
V,P,K
V,P

K0-FFFFFFFF; See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

MOVED Example
In the following example, the MOVED instruction is used to move 32-bits of data from
V2000 and V2001 to V3000 and V3001 when C100 turns on.

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BCD to Real with Implied Decimal Point (BCDTOR) (IB-560)

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5-256

BCD to Real with Implied Decimal Point converts the given 4 digit WORD BCD value
to a Real number, with the implied number of
decimal points (K0-K4).
For example, BCDTOR K1234 with an implied
number of decimal points equal to K1, would
yield R123.4

BCDTOR Parameters
• Value (WORD BCD): specifies the word or constant that will be converted to a Real number
• Number of Decimal Points: specifies the number of implied decimal points in the Result DWORD
• Result (DWORD REAL): specifies the location where the Real number will be placed

Parameter
Value (WORD BCD)
Number of Decimal Points
Result (DWORD REAL)

DL06 Range
V,P,K
K
V

K0-9999; See DL06 V-memory map - Data Words
K0-4
See DL06 V-memory map - Data Words

BCDTOR Example
In the following example, the BCDTOR instruction is used to convert the 16-bit data in
V2000 from a 4-digit BCD data format to a 32-bit REAL (floating point) data format and
stored into V3000 and V3001 when C100 turns on.
K2 in the Number of Decimal Points implies the data will have two digits to the right of the
decimal point.

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Double BCD to Real with Implied Decimal Point (BCDTORD) (IB-562)
DS

Used

HPP

N/A

Double BCD to Real with Implied Decimal Point converts the given 8 digit DWORD
BCD value to a Real number, given an implied
number of decimal points (K0-K8).
For example, BCDTORD K12345678 with an
implied number of decimal points equal to K5,
would yield R123.45678

BCDTORD Parameters
• Value (DWORD BCD): specifies the Dword or constant that will be converted to a Real number
• Number of Decimal Points: specifies the number of implied decimal points in the Result DWORD
• Result (DWORD REAL): specifies the location where the Real number will be placed

Parameter
Value (DWORD BCD)
Number of Decimal Points
Result (DWORD REAL)

DL06 Range
V,P,K
K
V

K0-99999999; See DL06 V-memory map - Data Words
K0-8
See DL06 V-memory map - Data Words

BCDTORD Example
In the following example, the BCDTORD instruction is used to convert the 32-bit data in
V2000 from an 8-digit BCD data format to a 32-bit REAL (floating point) data format and
stored into V3000 and V3001 when C100 turns on.
K2 in the Number of Decimal Points implies the data will have two digits to the right of the
decimal point.

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Math - BCD (MATHBCD) (IB-521)

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DS

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Math - BCD Format lets you enter complex mathematical expressions like you would in
Visual Basic, Excel, or C++ to do complex calculations, nesting parentheses up to 4 levels
deep. In addition to + - * /, you can do Modulo (% aka
Remainder), Bit-wise And (&) Or (|) Xor (^), and some
BCD functions - Convert to BCD (BCD), Convert to
Binary (BIN), BCD Complement (BCDCPL), Convert
from Gray Code (GRAY), Invert Bits (INV), and BCD/
HEX to Seven Segment Display (SEG).
Example: ((V2000 + V2001) / (V2003 - K100)) *
GRAY(V3000 & K001F)
Every V-memory reference MUST be to a single word BCD formatted value. Intermediate
results can go up to 32 bit values, but as long as the final result fits in a 16 bit BCD word,
the calculation is valid. Typical example of this is scaling using multiply then divide, (V2000
* K1000) / K4095. The multiply term most likely will exceed 9999 but fits within 32 bits.
The divide operation will divide 4095 into the 32-bit accumulator, yielding a result that will
always fit in 16 bits.
You can reference binary V-memory values by using the BCD conversion function on a
V-Memory location but NOT an expression. That is BCD(V2000) is okay and will convert
V2000 from Binary to BCD, but BCD(V2000 + V3000) will add V2000 as BCD, to V3000
as BCD, then interpret the result as Binary and convert it to BCD - NOT GOOD.
Also, the final result is a 16 bit BCD number and so you could do BIN around the entire
operation to store the result as Binary.
MATHBCD Parameters
• WORD Result: specifies the location where the BCD result of the mathematical expression will be
placed (result must fit into 16 bit single V-memory location)
• Expression: specifies the mathematical expression to be executed and the result is stored in specified
WORD Result. Each V-memory location used in the expression must be in BCD format.

Parameter
WORD Result
Expression

DL06 Range
V

See DL06 V-memory map - Data Words
Text

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Chapter 5: Intelligent Box (IBox) Instructions

MATHBCD Example
In the following example, the MATHBCD instruction is used to calculate the math
expression which multiplies the BCD value in V1200 by 1000 then divides by 4095 and
loads the resulting value in V2000 when C100 turns on.

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Math - Binary (MATHBIN) (IB-501)

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Math - Binary Format lets you enter complex mathematical expressions like you would in
Visual Basic, Excel, or C++ to do complex calculations, nesting parentheses up to 4 levels
deep. In addition to + - * /, you can do Modulo (% aka
Remainder), Shift Right (>>) and Shift Left (<<), Bitwise And (&) Or (|) Xor (^), and some binary functions
- Convert to BCD (BCD), Convert to Binary (BIN),
Decode Bits (DECO), Encode Bits (ENCO), Invert Bits
(INV), HEX to Seven Segment Display (SEG), and Sum
Bits (SUM).
Example: ((V2000 + V2001) / (V2003 - K10)) *
SUM(V3000 & K001F)
Every V-memory reference MUST be to a single word binary formatted value. Intermediate
results can go up to 32 bit values, but as long as the final result fits in a 16 bit binary word,
the calculation is valid. Typical example of this is scaling using multiply then divide, (V2000
* K1000) / K4095. The multiply term most likely will exceed 65535 but fits within 32 bits.
The divide operation will divide 4095 into the 32-bit accumulator, yielding a result that will
always fit in 16 bits.
You can reference BCD V-Memory values by using the BIN conversion function on a
V-memory location but NOT an expression. That is, BIN(V2000) is okay and will convert
V2000 from BCD to Binary, but BIN(V2000 + V3000) will add V2000 as Binary, to V3000
as Binary, then interpret the result as BCD and convert it to Binary - NOT GOOD.
Also, the final result is a 16 bit binary number and so you could do BCD around the entire
operation to store the result as BCD.
MATHBIN Parameters
• WORD Result: specifies the location where the binary result of the mathematical expression will be
placed (result must fit into 16 bit single V-memory location)
• Expression: specifies the mathematical expression to be executed and the result is stored in specified
WORD Result. Each V-memory location used in the expression must be in binary format.

Parameter
WORD Result
Expression

DL06 Range
V

See DL06 V-memory map - Data Words
Text

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MATHBIN Example
In the following example, the MATHBIN instruction is used to calculate the math expression
which multiplies the Binary value in V1200 by 1000 then divides by 4095 and loads the
resulting value in V2000 when C100 turns on.

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Math - Real (MATHR) (IB-541)

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Math - Real Format lets you enter complex mathematical expressions like you would
in Visual Basic, Excel, or C++ to do complex calculations, nesting parentheses up
to 4 levels deep. In addition to + - * /, you can
do Bit-wise And (&) Or (|) Xor (^), and many
Real functions - Arc Cosine (ACOSR), Arc
Sine (ASINR), Arc Tangent (ATANR), Cosine
(COSR), Convert Radians to Degrees (DEGR),
Invert Bits (INV), Convert Degrees to Radians
(RADR), HEX to Seven Segment Display (SEG),
Sine (SINR), Square Root (SQRTR), Tangent (TANR).
Example: ((V2000 + V2002) / (V2004 - R2.5)) *
SINR(RADR(V3000 / R10.0))
Every V-memory reference MUST be able to fit into a double word Real formatted value.
MATHR Parameters
• DWORD Result: specifies the location where the Real result of the mathematical expression will be
placed (result must fit into a double word Real formatted location)
• Expression: specifies the mathematical expression to be executed and the result is stored in specified
DWORD Result location. Each V-memory location used in the expression must be in Real format.

Parameter
DWORD Result
Expression

DL06 Range
V

See DL06 V-memory map - Data Words
Text

MATHR Example
In the following example, the MATHR instruction is used to calculate the math expression
which multiplies the REAL (floating point) value in V1200 by 10.5 then divides by 2.7 and
loads the resulting 32-bit value in V2000 and V2001 when C100 turns on.

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Chapter 5: Intelligent Box (IBox) Instructions

Real to BCD with Implied Decimal Point and Rounding (RTOBCD) (IB-561)
DS

Used

HPP

N/A

Real to BCD with Implied Decimal Point and Rounding converts the absolute value of
the given Real number to a 4 digit BCD number, compensating for an implied number of
decimal points (K0-K4) and performs rounding.
For example, RTOBCD R56.74 with an implied
number of decimal points equal to K1, would
yield 567 BCD. If the implied number of decimal
points was 0, then the function would yield 57
BCD (note that it rounded up).
If the Real number is negative, the Result will
equal its positive, absolute value.
RTOBCD Parameters
• Value (DWORD Real): specifies the Real Dword location or number that will be converted and
rounded to a BCD number with decimal points
• Number of Decimal Points: specifies the number of implied decimal points in the Result WORD
• Result (WORD BCD): specifies the location where the rounded/implied decimal points BCD value
will be placed

Parameter
Value (DWORD Real)
Number of Decimal Points
Result (WORD BCD)

DL06 Range
V,P,R
K
V

R ; See DL06 V-memory map - Data Words
K0-4
See DL06 V-memory map - Data Words

RTOBCD Example
In the following example, the RTOBCD instruction is used to convert the 32-bit REAL
(floating point) data format in V3000 and V3001 to the 4-digit BCD data format and stored
in V2000 when C100 turns on.

K2 in the Number of Decimal Points implies the data will have two implied decimal points.

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Real to Double BCD with Implied Decimal Point and Rounding (RTOBCDD)
(IB-563)
DS

Used

HPP

N/A

5-264

Real to Double BCD with Implied Decimal
Point and Rounding converts the absolute value
of the given Real number to an 8 digit DWORD
BCD number, compensating for an implied
number of decimal points (K0-K8) and performs
rounding.
For example, RTOBCDD R38156.74 with an
implied number of decimal points equal to K1, would yield 381567 BCD. If the implied
number of decimal points was 0, then the function would yield 38157 BCD (note that it
rounded up).
If the Real number is negative, the Result will equal its positive, absolute value.
RTOBCDD Parameters
• Value (DWORD Real): specifies the Dword Real number that will be converted and rounded to a
BCD number with decimal points
• Number of Decimal Points: specifies the number of implied decimal points in the Result DWORD
• Result (DWORD BCD): specifies the location where the rounded/implied decimal points
DWORD BCD value will be placed

Parameter
Value (DWORD Real)
Number of Decimal Points
Result (DWORD BCD)

DL06 Range
V,P,R
K
V

R ; See DL06 V-memory map - Data Words
K0-8
See DL06 V-memory map - Data Words

RTOBCDD Example
In the following example, the RTOBCDD instruction is used to convert the 32-bit REAL
(floating point) data format in V3000 and V3001 to the 8-digit BCD data format and stored
in V2000 and V2001 when C100 turns on.
K2 in the Number of Decimal Points implies the data will have two implied decimal points.

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Chapter 5: Intelligent Box (IBox) Instructions

Square BCD (SQUARE) (IB-523)
DS

Used

HPP

N/A

Square BCD squares the given 4-digit WORD BCD number and writes it in as an 8-digit
DWORD BCD result.
SQUARE Parameters
• Value (WORD BCD): specifies the BCD Word
or constant that will be squared
• Result (DWORD BCD): specifies the location
where the squared DWORD BCD value will be
placed

Parameter
Value (WORD BCD)
Result (DWORD BCD)

DL06 Range
V,P,K
V

K0-9999 ; See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

SQUARE Example
In the following example, the SQUARE instruction is used to square the 4-digit BCD value
in V2000 and store the 8-digit double word BCD result in V3000 and V3001 when C100
turns on.

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Square Binary (SQUAREB) (IB-503)

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Square Binary squares the given 16-bit WORD Binary number and writes it as a 32-bit
DWORD Binary result.
SQUAREB Parameters
• Value (WORD Binary): specifies the binary
Word or constant that will be squared
• Result (DWORD Binary): specifies the location
where the squared DWORD binary value will be
placed

Parameter
Value (WORD Binary)
Result (DWORD Binary)

DL06 Range
V,P,K
V

K0-65535; See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

SQUAREB Example
In the following example, the SQUAREB instruction is used to square the single word Binary
value in V2000 and store the 8-digit double word Binary result in V3000 and V3001 when
C100 turns on.

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Chapter 5: Intelligent Box (IBox) Instructions

Square Real (SQUARER) (IB-543)
DS

Used

HPP

N/A

Square Real squares the given REAL DWORD number and writes it to a REAL DWORD
result.
SQUARER Parameters
• Value (REAL DWORD): specifies the Real
DWORD location or number that will be
squared
• Result (REAL DWORD): specifies the location
where the squared Real DWORD value will be
placed

Parameter
Value (REAL DWORD)
Result (REAL DWORD)

DL06 Range
V,P,R
V

R ; See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

SQUARER Example
In the following example, the SQUARER instruction is used to square the 32-bit floating
point REAL value in V2000 and V2001 and store the REAL value result in V3000 and
V3001 when C100 turns on.

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Sum BCD Numbers (SUMBCD) (IB-522)

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Sum BCD Numbers sums up a list of consecutive 4-digit WORD BCD numbers into an
8-digit DWORD BCD result.
You specify the group’s starting and ending Vmemory addresses (inclusive). When enabled,
this instruction will add up all the numbers
in the group (so you may want to place a
differential contact driving the enable).
SUMBCD could be used as the first part of
calculating an average.
SUMBCD Parameters
• Start Address: specifies the starting address of a block of V-memory location values to be added
together (BCD)
• End Addr (inclusive): specifies the ending address of a block of V-memory location values to be
added together (BCD)
• Result (DWORD BCD): specifies the location where the sum of the block of V-memory BCD
values will be placed

Parameter
Start Address
End Address (inclusive)
Result (DWORD BCD)

DL06 Range
V
V
V

See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

SUMBCD Example
In the following example, the SUMBCD instruction is used to total the sum of all BCD
values in words V2000 thru V2007 and store the resulting 8-digit double word BCD value in
V3000 and V3001 when C100 turns on.

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Sum Binary Numbers (SUMBIN) (IB-502)
DS

Used

HPP

N/A

Sum Binary Numbers sums up a list of consecutive 16-bit WORD Binary numbers into a
32-bit DWORD binary result.
You specify the group’s starting and
ending V- memory addresses (inclusive).
When enabled, this instruction will
add up all the numbers in the group
(so you may want to place a differential
contact driving the enable).
SUMBIN could be used as the first part of
calculating an average.
SUMBIN Parameters
• Start Address: specifies the starting address of a block of V-memory location values to be added
together (Binary)
• End Addr (inclusive): specifies the ending address of a block of V-memory location values to be
added together (Binary)
• Result (DWORD Binary): specifies the location where the sum of the block of V-memory binary
values will be placed

Parameter
Start Address
End Address (inclusive)
Result (DWORD Binary)

DL06 Range
V
V
V

See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

SUMBIN Example
In the following example, the SUMBIN instruction is used to total the sum of all Binary
values in words V2000 thru V2007 and store the resulting 8-digit double word Binary value
in V3000 and V3001 when C100 turns on.

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Sum Real Numbers (SUMR) (IB-542)

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Sum Real Numbers sums up a list of consecutive REAL DWORD numbers into a REAL
DWORD result.
You specify the group’s starting and ending Vmemory addresses (inclusive).
Remember that Real numbers are DWORDs
and occupy 2 words of V-Memory each, so the
number of Real values summed up is equal to
half the number of memory locations. Note that
the End Address can be EITHER word of the 2
word ending address, for example, if you wanted to add the 4 Real numbers stored in V2000
thru V2007 (V2000, V2002, V2004, and V2006), you can specify V2006 OR V2007 for the
ending address and you will get the same result.
When enabled, this instruction will add up all the numbers in the group (so you may want to
place a differential contact driving the enable).
SUMR could be used as the first part of calculating an average.

SUMR Parameters
• Start Address (DWORD): specifies the starting address of a block of V-memory location values to
be added together (Real)
• End Addr (inclusive) (DWORD): specifies the ending address of a block of V-memory location
values to be added together (Real)
• Result (DWORD): specifies the location where the sum of the block of V-memory Real values will
be placed

Parameter
Start Address (inclusive DWORD)
End Address (inclusive DWORD)
Result (DWORD)

DL06 Range
V
V
V

See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

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SUMR Example
In the following example, the SUMR instruction is used to total the sum of all floating point
REAL number values in words V2000 thru V2007 and store the resulting 32-bit floating
point REAL number value in V3000 and V3001 when C100 turns on.

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ECOM100 Configuration (ECOM100) (IB-710)

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ECOM100 Configuration defines the parameters other ECOM100 IBoxes will use when
working with this specific ECOM100 module. Each ECOM100 module that will be used
with IBox instructions will require a unique
ECOM1000 Configuration instruction. The
addresses used become workspaces for the IBox
instruction to use. .
The addresses used in this instruction must not
be used elsewhere in the program.
The instructions must be placed at the top of
ladder, without a contact. The instruction will
inherently run only once, on the first scan.
IBoxes ECEMAIL, ECRX, ECIPSUP and others require an ECOM100 Configuration before
they will operate properly.
In order for MOST ECOM100 IBoxes to function, DIP switch 7 on the ECOM100 circuit
board must be ON DIP switch 7 can remainOFF if ECOM100 Network Read and Write
IBoxes (ECRX, ECWX) are the only IBoxes that will be used.
ECOM100 Configuration Parameters
• ECOM100#: specify a logical number to be associated with this particular ECOM100 module. All
other ECxxxx IBoxes that need to reference this ECOM1000 module must reference this logical
number
• Slot: specifies the option slot the module occupies
• Status: specifies a V-memory location that will be used by the instruction
• Workspace: specifies a V-memory location that will be used by the instruction
• Msg Buffer: specifies the starting address of a 65 word buffer that will be used by the module for
configuration

Parameter
ECOM100#
Slot
Status
Workspace
Msg Buffer (65 words used)

DL06 Range
K
K
V
V
V

K0-255
K1-4
See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

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Chapter 5: Intelligent Box (IBox) Instructions

ECOM100 Example
The ECOM100 Config IBox coordinates all of the interaction with other ECOM100 based
IBoxes (ECxxxx). You must have an ECOM100 Config IBox for each ECOM100 module
in your system. Configuration IBoxes must be at the top of your program and must execute
every scan.
This IBox defines ECOM100# K0 to be in slot 3. Any ECOM100 IBoxes that need to
reference this specific module (such as ECEMAIL, ECRX, ...) would enter K0 for their
ECOM100# parameter.
The Status register is for reporting any completion or error information to other ECOM100
IBoxes. This V-Memory register must not be used anywhere else in the entire program.
The Workspace register is used to maintain state information about the ECOM100, along
with proper sharing and interlocking with the other ECOM100 IBoxes in the program. This
V-Memory register must not be used anywhere else in the entire program.
The Message Buffer of 65 words (130 bytes) is a common pool of memory that is used
by other ECOM100 IBoxes (such as ECEMAIL). This way, you can have a bunch of
ECEMAIL IBoxes, but only need 1 common buffer for generating and sending each EMail.
These V-Memory registers must not be used anywhere else in your entire program.

Permissive contacts or input logic cannot
be used with this instruction.

K0
K1
V400
V401
V402 - V502

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ECOM100 Disable DHCP (ECDHCPD) (IB-736)

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ECOM100 Disable DHCP will setup the ECOM100 to use its internal TCP/IP
settings on a leading edge transition to the IBox. To configure the ECOM100’s TCP/
IP settings manually, use the NetEdit3 utility, or
you can do it programmatically from your PLC
program using the ECOM100 IP Setup (ECIPSUP),
or the individual ECOM100 IBoxes: ECOM Write
IP Address (ECWRIP), ECOM Write Gateway
Address (ECWRGWA), and ECOM100 Write
Subnet Mask (ECWRSNM).
The Workspace parameter is an internal, private
register used by this IBox and MUST BE UNIQUE
in this one instruction and MUST NOT be used
anywhere else in your program.
Either the Success or Error bit parameter will turn on once the command is complete. If there
is an error, the Error Code parameter will report an ECOM100 error code (less than 100), or
a PLC logic error (greater than 1000).
The “Disable DHCP” setting is stored in Flash-ROM in the ECOM100 and the execution
of this IBox will disable the ECOM100 module for at least a half second until it writes the
Flash-ROM. Therefore, it is HIGHLY RECOMMENDED that you only execute this IBox
ONCE, on first scan. Since it requires a LEADING edge to execute, use a NORMALLY
CLOSED SP0 (STR NOT First Scan) to drive the power flow to the IBox.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECDHCPD Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written

Parameter
ECOM100#
Workspace
Success
Error
Error Code

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECDHCPD Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module. V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, disable DHCP in the ECOM100. DHCP is the same protocol
used by PCs for using a DHCP Server to automatically assign the ECOM100’s IP Address,
Gateway Address, and Subnet Mask. Typically disabling DHCP is done by assigning a hardcoded IP Address either in NetEdit or using one of the ECOM100 IP Setup IBoxes, but
this IBox allows you to disable DHCP in the ECOM100 using your ladder program. The
ECDHCPD is leading edge triggered, not power-flow driven (similar to a counter input leg).
The command to disable DHCP will be sent to the ECOM100 whenever the power flow
into the IBox goes from OFF to ON. If successful, turn on C100. If there is a failure, turn on
C101. If it fails, you can look at V2000 for the specific error code.

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ECOM100 Enable DHCP (ECDHCPE) (IB-735)

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ECOM100 Enable DHCP will tell the ECOM100 to obtain its TCP/IP setup from a DHCP
Server on a leading edge transition to the IBox.
The IBox will be successful once the ECOM100
has received its TCP/IP settings from the DHCP
server. Since it is possible for the DHCP server to be
unavailable, a Timeout parameter is provided so that
the IBox can complete, but with an Error (Error Code =
1004 decimal).
See also the ECOM100 IP Setup (ECIPSUP) IBox
717 to directly setup ALL of the TCP/IP parameters
in a single instruction - IP Address, Subnet Mask, and
Gateway Address.
The Workspace parameter is an internal, private register used by this IBox and MUST BE
UNIQUE in this one instruction and MUST NOT be used anywhere else in your program.
Either the Success or Error bit parameter will turn on once the command is complete. If there
is an error, the Error Code parameter will report an ECOM100 error code (less than 100), or
a PLC logic error (greater than 1000).
The “Enable DHCP” setting is stored in Flash-ROM in the ECOM100 and the execution
of this IBox will disable the ECOM100 module for at least a half second until it writes the
Flash-ROM. Therefore, it is HIGHLY RECOMMENDED that you only execute this IBox
ONCE, on first scan. Since it requires a LEADING edge to execute, use a NORMALLY
CLOSED SP0 (STR NOT First Scan) to drive the power flow to the IBox.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECDHCPE Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Timeout(sec): specifies a timeout period so that the instruction may have time to complete
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written

Parameter
ECOM100#
Timeout (sec)
Workspace
Success
Error
Error Code

DL06 Range
K
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
K5-127
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECDHCPE Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, enable DHCP in the ECOM100. DHCP is the same protocol
used by PCs for using a DHCP Server to automatically assign the ECOM100’s IP Address,
Gateway Address, and Subnet Mask. Typically this is done using NetEdit, but this IBox
allows you to enable DHCP in the ECOM100 using your ladder program. The ECDHCPE
is leading edge triggered, not power-flow driven (similar to a counter input leg). The
commands to enable DHCP will be sent to the ECOM100 whenever the power flow into
the IBox goes from OFF to ON. The ECDHCPE does more than just set the bit to enable
DHCP in the ECOM100, but it then polls the ECOM100 once every second to see if the
ECOM100 has found a DHCP server and has a valid IP Address. Therefore, a timeout
parameter is needed in case the ECOM100 cannot find a DHCP server. If a timeout does
occur, the Error bit will turn on and the error code will be 1005 decimal. The Success bit will
turn on only if the ECOM100 finds a DHCP Server and is assigned a valid IP Address. If
successful, turn on C100. If there is a failure, turn on C101. If it fails, you can look at V2000
for the specific error code.

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ECOM100 Query DHCP Setting (ECDHCPQ) (IB-734)

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ECOM100 Query DHCP Setting will determine if DHCP is enabled in the ECOM100 on a
leading edge transition to the IBox. The DHCP Enabled bit parameter will be ON if DHCP
is enabled, OFF if disabled.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE
UNIQUE in this one instruction and MUST NOT
be used anywhere else in your program.
Either the Success or Error bit parameter will turn
on once the command is complete.
In order for this ECOM100 IBox to function, you
must turn ON dip switch 7 on the ECOM100
circuit board.
ECDHCPQ Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• DHCP Enabled: specifies a bit that will turn on if the ECOM100’s DHCP is enabled or remain
off if disabled - after instruction query, be sure to check the state of the Success/Error bit state along
with DHCP Enabled bit state to confirm a successful module query

Parameter
ECOM100#
Workspace
Success
Error
DHCP Enabled

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECDHCPQ Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, read whether DHCP is enabled or disabled in the ECOM100
and store it in C5. DHCP is the same protocol used by PCs for using a DHCP Server to
automatically assign the ECOM100’s IP Address, Gateway Address, and Subnet Mask. The
ECDHCPQ is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to read (Query) whether DHCP is enabled or not will be sent to the
ECOM100 whenever the power flow into the IBox goes from OFF to ON. If successful, turn
on C100. If there is a failure, turn on C101.

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Chapter 5: Intelligent Box (IBox) Instructions

ECOM100 Send E-mail (ECEMAIL) (IB-711)

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ECOM100 Send EMail, on a leading edge transition, will behave as an EMail client and
send an SMTP request to your SMTP Server to send the EMail message to the EMail
addresses in the To: field and also to those listed in the
Cc: list hard coded in the ECOM100. It will send the
SMTP request based on the specified ECOM100#, which
corresponds to a specific unique ECOM100 Configuration
(ECOM100) at the top of your program.
The Body: field supports what the PRINT and VPRINT
instructions support for text and embedded variables,
allowing you to embed real-time data in your EMail (e.g.
“V2000 = “ V2000:B).
The Workspace parameter is an internal, private register
used by this IBox and MUST BE UNIQUE in this one instruction and MUST NOT be
used anywhere else in your program.
Either the Success or Error bit parameter will turn on once the request is complete. If there is
an error, the Error Code parameter will report an ECOM100 error code (less than 100), an
SMPT protocol error (between 100 and 999), or a PLC logic error (greater than 1000).
Since the ECOM100 is only an EMail Client and requires access to an SMTP Server,
you MUST have the SMTP parameters configured properly in the ECOM100 via the
ECOM100’s Home Page and/or the EMail Setup instruction (ECEMSUP). To get to the
ECOM100’s Home Page, use your favorite Internet browser and browse to the ECOM100’s
IP Address, e.g. http://192.168.12.86
You are limited to approximately 100 characters of message data for the entire instruction,
including the To: Subject: and Body: fields. To save space, the ECOM100 supports a hard
coded list of EMail addresses for the Carbon Copy field (cc:) so that you can configure those
in the ECOM100, and keep the To: field small (or even empty), to leave more room for the
Subject: and Body: fields.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECEMAIL Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written
• To: specifies an E-mail address that the message will be sent to
• Subject: subject of the e-mail message
• Body: supports what the PRINT and VPRINT instructions support for text and embedded
variables, allowing you to embed real-time data in the EMail message

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Chapter 5: Intelligent Box (IBox) Instructions

Parameter
ECOM100#
Workspace
Success
Error
Error Code
To:
Subject:
Body:

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map
Text
Text
See PRINT and VPRINT instructions

ECEMAIL Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

(example continued on next page)

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ECEMAIL Example (cont’d)

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Rung 2: When a machine goes down, send an email to Joe in maintenance and to the VP
over production showing what machine is down along with the date/time stamp of when it
went down.
The ECEMAIL is leading edge triggered, not power-flow driven (similar to a counter input
leg). An email will be sent whenever the power flow into the IBox goes from OFF to ON.
This helps prevent self inflicted spamming.
If the EMail is sent, turn on C100. If there is a failure, turn on C101. If it fails, you can look
at V2000 for the SMTP error code or other possible error codes.

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Chapter 5: Intelligent Box (IBox) Instructions

ECOM100 Restore Default E-mail Setup (ECEMRDS) (IB-713)
DS

Used

HPP

N/A

ECOM100 Restore Default EMail Setup, on a leading edge transition, will restore the
original EMail Setup data stored in the ECOM100 back to the working copy based on
the specified ECOM100#, which corresponds
to a specific unique ECOM100 Configuration
(ECOM100) at the top of your program.
When the ECOM100 is first powered up, it copies
the EMail setup data stored in ROM to the working
copy in RAM. You can then modify this working
copy from your program using the ECOM100
EMail Setup (ECEMSUP) IBox. After modifying the
working copy, you can later restore the original setup
data via your program by using this IBox.
The Workspace parameter is an internal, private register used by this IBox and MUST BE
UNIQUE in this one instruction and MUST NOT be used anywhere else in your program.
Either the Success or Error bit parameter will turn on once the command is complete. If there
is an error, the Error Code parameter will report an ECOM100 error code (less than 100), or
a PLC logic error (greater than 1000).
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECEMRDS Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written

Parameter
ECOM100#
Workspace
Success
Error
Error Code

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words

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ECEMRDS Example

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Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: Whenever an EStop is pushed, ensure that president of the company gets copies of
all EMails being sent.
The ECOM100 EMail Setup IBox allows you to set/change the SMTP EMail settings stored
in the ECOM100.

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

ECEMRDS Example (cont’d)
Rung 3: Once the EStop is pulled out, take the president off the cc: list by restoring the
default EMail setup in the ECOM100.
The ECEMRDS is leading edge triggered, not power-flow driven (similar to a counter input
leg). The ROM based EMail configuration stored in the ECOM100 will be copied over the
“working copy” whenever the power flow into the IBox goes from OFF to ON (the working
copy can be changed by using the ECEMSUP IBox).
If successful, turn on C102. If there is a failure, turn on C103. If it fails, you can look at
V2001 for the specific error code.

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ECOM100 E-mail Setup (ECEMSUP) (IB-712)

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ECOM100 EMail Setup, on a leading edge transition, will modify the working copy of
the EMail setup currently in the ECOM100 based on the specified ECOM100#, which
corresponds to a specific unique ECOM100 Configuration
(ECOM100) at the top of your program.
You may pick and choose any or all fields to be modified
using this instruction. Note that these changes are
cumulative: if you execute multiple ECOM100 EMail
Setup IBoxes, then all of the changes are made in the
order they are executed. Also note that you can restore
the original ECOM100 EMail Setup that is stored in the
ECOM100 to the working copy by using the ECOM100
Restore Default EMail Setup (ECEMRDS) IBox.
The Workspace parameter is an internal, private register used by this IBox and MUST BE
UNIQUE in this one instruction and MUST NOT be used anywhere else in your program.
Either the Success or Error bit parameter will turn on once the command is complete. If there
is an error, the Error Code parameter will report an ECOM100 error code (less than 100), or
a PLC logic error (greater than 1000).
You are limited to approximately 100 characters/bytes of setup data for the entire instruction.
So if needed, you could divide the entire setup across multiple ECEMSUP IBoxes on a fieldby-field basis, for example do the Carbon Copy (cc:) field in one ECEMSUP IBox and the
remaining setup parameters in another.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECEMSUP Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written
• SMTP Server IP Addr: optional parameter that specifies the IP Address of the SMTP Server on the
ECOM100’s network
• Sender Name: optional parameter that specifies the sender name that will appear in the “From:”
field to those who receive the e-mail
• Sender EMail: optional parameter that specifies the sender EMail address that will appear in the
“From:” field to those who receive the e-mail

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Chapter 5: Intelligent Box (IBox) Instructions
ECEMSUP Parameters (cont’d)
• Port Number: optional parameter that specifies the TCP/IP Port Number to send SMTP requests;
usually this does not to be configured (see your network administrator for information on this
setting)
• Timeout (sec): optional parameter that specifies the number of seconds to wait for the SMTP
Server to send the EMail to all the recipients
• Cc: optional parameter that specifies a list of “carbon copy” Email addresses to send all EMails to

Parameter
ECOM100#
Workspace
Success
Error
Error Code

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words

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ECEMSUP Example

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Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

ECEMSUP Example (cont’d)
Rung 2: Whenever an EStop is pushed, ensure that president of the company gets copies
of all EMails being sent.The ECOM100 EMail Setup IBox allows you to set/change the
SMTP EMail settings stored in the ECOM100. The ECEMSUP is leading edge triggered,
not power-flow driven (similar to a counter input leg). At power-up, the ROM based EMail
configuration stored in the ECOM100 is copied to a RAM based “working copy”. You can
change this working copy by using the ECEMSUP IBox. To restore the original ROM based
configuration, use the Restore Default EMail Setup ECEMRDS IBox.
If successful, turn on C100. If there is a failure, turn on C101. If it fails, you can look at
V2000 for the specific error code.

Rung 3: Once the EStop is pulled out, take the president off the cc: list by restoring the
default EMail setup in the ECOM100.

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ECOM100 IP Setup (ECIPSUP) (IB-717)

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ECOM100 IP Setup will configure the three TCP/IP parameters in the ECOM100: IP
Address, Subnet Mask, and Gateway Address, on a leading edge transition to the IBox.
The ECOM100 is specified by the ECOM100#,
which corresponds to a specific unique ECOM100
Configuration (ECOM100) IBox at the top of your
program.
The Workspace parameter is an internal, private register
used by this IBox and MUST BE UNIQUE in this one
instruction and MUST NOT be used anywhere else in
your program.
Either the Success or Error bit parameter will turn on
once the command is complete. If there is an error, the
Error Code parameter will report an ECOM100 error
code (less than 100), or a PLC logic error (greater than 1000).
This setup data is stored in Flash-ROM in the ECOM100 and will disable the ECOM100
module for at least a half second until it writes the Flash-ROM. Therefore, it is HIGHLY
RECOMMENDED that you only execute this IBox ONCE on first scan. Since it requires
a LEADING edge to execute, use a NORMALLY CLOSED SP0 (NOT First Scan) to drive
the power flow to the IBox.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECIPSUP Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written
• IP Address: specifies the module’s IP Address
• Subnet Mask: specifies the Subnet Mask for the module to use
• Gateway Address: specifies the Gateway Address for the module to use

Parameter
ECOM100#
Workspace
Success
Error
Error Code
IP Address
Subnet Mask Address
Gateway Address

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V
IP Address
IP Address Mask
IP Address

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words
0.0.0.1. to 255.255.255.254
0.0.0.1. to 255.255.255.254
0.0.0.1. to 255.255.255.254

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Chapter 5: Intelligent Box (IBox) Instructions

ECIPSUP Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, configure all of the TCP/IP parameters in the ECOM100:
IP Address:
192.168. 12.100
Subnet Mask:
255.255. 0. 0
Gateway Address: 192.168. 0. 1
The ECIPSUP is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to write the TCP/IP configuration parameters will be sent to the
ECOM100 whenever the power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101. If it fails, you can look at
V2000 for the specific error code.

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ECOM100 Read Description (ECRDDES) (IB-726)

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ECOM100 Read Description will read the ECOM100’s Description field up to the number
of specified characters on a leading edge transition to the IBox.
The Workspace parameter is an internal, private register
used by this IBox and MUST BE UNIQUE in this one
instruction and MUST NOT be used anywhere else in
your program.
Either the Success or Error bit parameter will turn on
once the command is complete.
In order for this ECOM100 IBox to function, you must
turn ON dip switch 7 on the ECOM100 circuit board.
ECRDDES Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Description: specifies the starting buffer location where the ECOM100’s Module Name will be
placed
• Num Char: specifies the number of characters (bytes) to read from the ECOM100’s Description
field

Parameter
ECOM100#
Workspace
Success
Error
Description
Num Chars

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V
K

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words
K1-128

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Chapter 5: Intelligent Box (IBox) Instructions

ECRDDES Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, read the Module Description of the ECOM100 and store it in
V3000 thru V3007 (16 characters). This text can be displayed by an HMI.
The ECRDDES is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to read the module description will be sent to the ECOM100 whenever
the power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101.

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ECOM100 Read Gateway Address (ECRDGWA) (IB-730)

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ECOM100 Read Gateway Address will read the 4 parts of the Gateway IP address and store
them in 4 consecutive V-Memory locations in decimal format, on a leading edge transition to
the IBox.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE
UNIQUE in this one instruction and MUST
NOT be used anywhere else in your program.
Either the Success or Error bit parameter will
turn on once the command is complete.
In order for this ECOM100 IBox to function,
you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECRDGWA Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Gateway IP Addr: specifies the starting address where the ECOM100’s Gateway Address will be
placed in 4 consecutive V-memory locations

Parameter
ECOM100#
Workspace
Success
Error
Gateway IP Address (4 Words)

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words

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Chapter 5: Intelligent Box (IBox) Instructions

ECRDGWA Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, read the Gateway Address of the ECOM100 and store it in V3000
thru V3003 (4 decimal numbers). The ECOM100’s Gateway Address could be displayed by
an HMI.
The ECRDGWA is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to read the Gateway Address will be sent to the ECOM100 whenever the
power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101.

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ECOM100 Read IP Address (ECRDIP) (IB-722)

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ECOM100 Read IP Address will read the 4 parts of the IP address and store them in 4
consecutive V-Memory locations in decimal format, on a leading edge transition to the IBox.
The Workspace parameter is an internal,
private register used by this IBox and MUST
BE UNIQUE in this one instruction and
MUST NOT be used anywhere else in your
program.
Either the Success or Error bit parameter will
turn on once the command is complete.
In order for this ECOM100 IBox to function,
you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECRDIP Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• IP Address: specifies the starting address where the ECOM100’s IP Address will be placed in 4
consecutive V-memory locations

Parameter
ECOM100#
Workspace
Success
Error
IP Address (4 Words)

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words

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Chapter 5: Intelligent Box (IBox) Instructions

ECRDIP Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, read the IP Address of the ECOM100 and store it in V3000 thru
V3003 (4 decimal numbers). The ECOM100’s IP Address could be displayed by an HMI.
The ECRDIP is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to read the IP Address will be sent to the ECOM100 whenever the
power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101.

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ECOM100 Read Module ID (ECRDMID) (IB-720)

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ECOM100 Read Module ID will read the binary (decimal) WORD sized Module ID on a
leading edge transition to the IBox.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE UNIQUE
in this one instruction and MUST NOT be used
anywhere else in your program.
Either the Success or Error bit parameter will turn
on once the command is complete.
In order for this ECOM100 IBox to function, you
must turn ON dip switch 7 on the ECOM100
circuit board.
ECRDMID Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Module ID: specifies the location where the ECOM100’s Module ID (decimal) will be placed

Parameter
ECOM100#
Workspace
Success
Error
Module ID

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECRDMID Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, read the Module ID of the ECOM100 and store it in V2000.
The ECRDMID is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to read the module ID will be sent to the ECOM100 whenever the
power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101.

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ECOM100 Read Module Name (ECRDNAM) (IB-724)

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ECOM100 Read Name will read the Module Name up to the number of specified characters
on a leading edge transition to the IBox.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE UNIQUE
in this one instruction and MUST NOT be used
anywhere else in your program.
Either the Success or Error bit parameter will turn on
once the command is complete.
In order for this ECOM100 IBox to function, you
must turn ON dip switch 7 on the ECOM100 circuit
board.
ECRDNAM Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Module Name: specifies the starting buffer location where the ECOM100’s Module Name will be
placed
• Num Chars: specifies the number of characters (bytes) to read from the ECOM100’s Name field

Parameter
ECOM100#
Workspace
Success
Error
Module Name
Num Chars

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V
K

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words
K1-128

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECRDNAM Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, read the Module Name of the ECOM100 and store it in V3000
thru V3003 (8 characters). This text can be displayed by an HMI.
The ECRDNAM is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to read the module name will be sent to the ECOM100 whenever the
power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101.

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ECOM100 Read Subnet Mask (ECRDSNM) (IB-732)

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ECOM100 Read Subnet Mask will read the 4 parts of the Subnet Mask and store them in 4
consecutive V-Memory locations in decimal format, on a leading edge transition to the IBox.
The Workspace parameter is an internal,
private register used by this IBox and MUST
BE UNIQUE in this one instruction and
MUST NOT be used anywhere else in your
program.
Either the Success or Error bit parameter will
turn on once the command is complete.
In order for this ECOM100 IBox to function,
you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECRDSNM Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Subnet Mask: specifies the starting address where the ECOM100’s Subnet Mask will be placed in 4
consecutive V-memory locations

Parameter
ECOM100#
Workspace
Success
Error
Subnet Mask (4 Words)

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECRDSNM Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, read the Subnet Mask of the ECOM100 and store it in V3000
thru V3003 (4 decimal numbers). The ECOM100’s Subnet Mask could be displayed by an
HMI.
The ECRDSNM is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to read the Subnet Mask will be sent to the ECOM100 whenever the
power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101.

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ECOM100 Write Description (ECWRDES) (IB-727)

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ECOM100 Write Description will write the given Description to the ECOM100 module
on a leading edge transition to the IBox. If you use a dollar sign ($) or double quote (“), use
the PRINT/VPRINT escape sequence of TWO dollar
signs ($$) for a single dollar sign or dollar sign-double
quote ($”) for a double quote character.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE UNIQUE
in this one instruction and MUST NOT be used
anywhere else in your program.
Either the Success or Error bit parameter will turn on
once the command is complete. If there is an error,
the Error Code parameter will report an ECOM100
error code (less than 100), or a PLC logic error
(greater than 1000).
The Description is stored in Flash-ROM in the ECOM100 and the execution of this IBox
will disable the ECOM100 module for at least a half second until it writes the Flash-ROM.
Therefore, it is HIGHLY RECOMMENDED that you only execute this IBox ONCE on
first scan. Since it requires a LEADING edge to execute, use a NORMALLY CLOSED SP0
(STR NOT First Scan) to drive the power flow to the IBox.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECWRDES Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written
• Description: specifies the Description that will be written to the module

Parameter
ECOM100#
Workspace
Success
Error
Error Code
Description

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words
Text

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECWRDES Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, set the Module Description of the ECOM100. Typically this is
done using NetEdit, but this IBox allows you to configure the module description in the
ECOM100 using your ladder program.
The EWRDES is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to write the module description will be sent to the ECOM100 whenever
the power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101. If it fails, you can look at
V2000 for the specific error code.

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Chapter 5: Intelligent Box (IBox) Instructions

ECOM100 Write Gateway Address (ECWRGWA) (IB-731)

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ECOM100 Write Gateway Address will write the given Gateway IP Address to the
ECOM100 module on a leading edge transition to the IBox. See also ECOM100 IP Setup
(ECIPSUP) IBox 717 to setup ALL of the
TCP/IP parameters in a single instruction - IP
Address, Subnet Mask, and Gateway Address.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE
UNIQUE in this one instruction and MUST
NOT be used anywhere else in your program.
Either the Success or Error bit parameter will
turn on once the command is complete. If there
is an error, the Error Code parameter will report
an ECOM100 error code (less than 100), or a
PLC logic error (greater than 1000).
The Gateway Address is stored in Flash-ROM in the ECOM100 and the execution of this
IBox will disable the ECOM100 module for at least a half second until it writes the FlashROM. Therefore, it is HIGHLY RECOMMENDED that you only execute this IBox
ONCE, on first scan. Since it requires a LEADING edge to execute, use a NORMALLY
CLOSED SP0 (STR NOT First Scan) to drive the power flow to the IBox.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECWRGWA Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written
• Gateway Address: specifies the Gateway IP Address that will be written to the module

Parameter
ECOM100#
Workspace
Success
Error
Error Code
Gateway Address

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words
0.0.0.1. to 255.255.255.254

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECWRGWA Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, assign the Gateway Address of the ECOM100 to 192.168.0.1
The ECWRGWA is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to write the Gateway Address will be sent to the ECOM100 whenever
the power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101. If it fails, you can look at
V2000 for the specific error code.
To configure all of the ECOM100 TCP/IP parameters in one IBox, see the ECOM100 IP
Setup (ECIPSUP) IBox.

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Chapter 5: Intelligent Box (IBox) Instructions

ECOM100 Write IP Address (ECWRIP) (IB-723)

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ECOM100 Write IP Address will write the given IP Address to the ECOM100 module on
a leading edge transition to the IBox. See also ECOM100 IP Setup (ECIPSUP) IBox 717 to
setup ALL of the TCP/IP parameters in a single instruction - IP Address, Subnet Mask, and
Gateway Address.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE UNIQUE
in this one instruction and MUST NOT be used
anywhere else in your program.
Either the Success or Error bit parameter will turn on
once the command is complete. If there is an error,
the Error Code parameter will report an ECOM100
error code (less than 100), or a PLC logic error
(greater than 1000).
The IP Address is stored in Flash-ROM in the ECOM100 and the execution of this IBox
will disable the ECOM100 module for at least a half second until it writes the Flash-ROM.
Therefore, it is HIGHLY RECOMMENDED that you only execute this IBox ONCE on
first scan. Since it requires a LEADING edge to execute, use a NORMALLY CLOSED SP0
(STR NOT First Scan) to drive the power flow to the IBox.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECWRIP Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written
• IP Address: specifies the IP Address that will be written to the module

Parameter
ECOM100#
Workspace
Success
Error
Error Code
IP Address

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words
0.0.0.1. to 255.255.255.254

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECWRIP Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, assign the IP Address of the ECOM100 to 192.168.12.100
The ECWRIP is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to write the IP Address will be sent to the ECOM100 whenever the
power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101. If it fails, you can look at
V2000 for the specific error code.
To configure all of the ECOM100 TCP/IP parameters in one IBox, see the ECOM100 IP
Setup (ECIPSUP) IBox.

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Chapter 5: Intelligent Box (IBox) Instructions

ECOM100 Write Module ID (ECWRMID) (IB-721)

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ECOM100 Write Module ID will write the given Module ID on a leading edge transition to
the IBox
If the Module ID is set in the hardware using the
dipswitches, this IBox will fail and return error code
1005 (decimal).
The Workspace parameter is an internal, private register
used by this IBox and MUST BE UNIQUE in this one
instruction and MUST NOT be used anywhere else in
your program.
Either the Success or Error bit parameter will turn on
once the command is complete. If there is an error, the
Error Code parameter will report an ECOM100 error
code (less than 100), or a PLC logic error (greater than 1000).
The Module ID is stored in Flash-ROM in the ECOM100 and the execution of this IBox
will disable the ECOM100 module for at least a half second until it writes the Flash-ROM.
Therefore, it is HIGHLY RECOMMENDED that you only execute this IBox ONCE on
first scan. Since it requires a LEADING edge to execute, use a NORMALLY CLOSED SP0
(STR NOT First Scan) to drive the power flow to the IBox.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECWRMID Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written
• Module ID: specifies the Module ID that will be written to the module

Parameter
ECOM100#
Workspace
Success
Error
Error Code
Module ID

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words
K0-65535

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECWRMID Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, set the Module ID of the ECOM100. Typically this is done using
NetEdit, but this IBox allows you to configure the module ID of the ECOM100 using your
ladder program.
The EWRMID is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to write the module ID will be sent to the ECOM100 whenever the
power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101. If it fails, you can look at
V2000 for the specific error code.

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Chapter 5: Intelligent Box (IBox) Instructions

ECOM100 Write Name (ECWRNAM) (IB-725)

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ECOM100 Write Name will write the given Name to the ECOM100 module on a leading
edge transition to the IBox. If you use a dollar sign ($) or double quote (“), use the PRINT/
VPRINT escape sequence of TWO dollar signs ($$) for a single dollar sign or dollar signdouble quote ($”) for a double quote character.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE UNIQUE
in this one instruction and MUST NOT be used
anywhere else in your program.
Either the Success or Error bit parameter will turn on
once the command is complete. If there is an error,
the Error Code parameter will report an ECOM100
error code (less than 100), or a PLC logic error
(greater than 1000).
The Name is stored in Flash-ROM in the ECOM100 and the execution of this IBox will
disable the ECOM100 module for at least a half second until it writes the Flash-ROM.
Therefore, it is HIGHLY RECOMMENDED that you only execute this IBox ONCE on
first scan. Since it requires a LEADING edge to execute, use a NORMALLY CLOSED SP0
(STR NOT First Scan) to drive the power flow to the IBox.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECWRNAM Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written
• Module Name: specifies the Name that will be written to the module

Parameter
ECOM100#
Workspace
Success
Error
Error Code
Module Name

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words
Text

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECWRNAM Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, set the Module Name of the ECOM100. Typically this is done
using NetEdit, but this IBox allows you to configure the module name of the ECOM100
using your ladder program.
The EWRNAM is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to write the module name will be sent to the ECOM100 whenever the
power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101. If it fails, you can look at
V2000 for the specific error code.

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Chapter 5: Intelligent Box (IBox) Instructions

ECOM100 Write Subnet Mask (ECWRSNM) (IB-733)

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ECOM100 Write Subnet Mask will write the given Subnet Mask to the ECOM100
module on a leading edge transition to the IBox. See also ECOM100 IP Setup (ECIPSUP)
IBox 717 to setup ALL of the TCP/IP
parameters in a single instruction - IP Address,
Subnet Mask, and Gateway Address.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE
UNIQUE in this one instruction and MUST NOT
be used anywhere else in your program.
Either the Success or Error bit parameter will turn
on once the command is complete. If there is an
error, the Error Code parameter will report an
ECOM100 error code (less than 100), or a PLC
logic error (greater than 1000).
The Subnet Mask is stored in Flash-ROM in the ECOM100 and the execution of this IBox
will disable the ECOM100 module for at least a half second until it writes the Flash-ROM.
Therefore, it is HIGHLY RECOMMENDED that you only execute this IBox ONCE on
first scan. Since it requires a LEADING edge to execute, use a NORMALLY CLOSED SP0
(STR NOT First Scan) to drive the power flow to the IBox.
In order for this ECOM100 IBox to function, you must turn ON dip switch 7 on the
ECOM100 circuit board.
ECWRSNM Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed
• Error Code: specifies the location where the Error Code will be written
• Subnet Mask: specifies the Subnet Mask that will be written to the module

Parameter
ECOM100#
Workspace
Success
Error
Error Code
Subnet Mask

DL06 Range
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map - Data Words
Masked IP Address

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECWRSNM Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

Rung 2: On the 2nd scan, assign the Subnet Mask of the ECOM100 to 255.255.0.0
The ECWRSNM is leading edge triggered, not power-flow driven (similar to a counter input
leg). The command to write the Subnet Mask will be sent to the ECOM100 whenever the
power flow into the IBox goes from OFF to ON.
If successful, turn on C100. If there is a failure, turn on C101. If it fails, you can look at
V2000 for the specific error code.
To configure all of the ECOM100 TCP/IP parameters in one IBox, see the ECOM100 IP
Setup (ECIPSUP) IBox.

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Chapter 5: Intelligent Box (IBox) Instructions

ECOM100 RX Network Read (ECRX) (IB-740)

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ECOM100 RX Network Read performs the RX instruction with built-in interlocking with
all other ECOM100 RX (ECRX) and ECOM100 WX (ECWX) IBoxes in your program to
simplify communications networking. It will perform the RX on the specified ECOM100#’s
network, which corresponds to a specific unique
ECOM100 Configuration (ECOM100) IBox at the
top of your program.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE UNIQUE
in this one instruction and MUST NOT be used
anywhere else in your program.
Whenever this IBox has power, it will read element
data from the specified slave into the given destination
V-Memory buffer, giving other ECOM100 RX and
ECOM100 WX IBoxes on that ECOM100# network a chance to execute.
For example, if you wish to read and write data continuously from 5 different slaves, you can
have all of these ECRX and ECWX instructions in ONE RUNG driven by SP1 (Always On).
They will execute round-robin style, automatically.
ECRX Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Slave ID: specifies the slave ECOM(100) PLC that will be targeted by the ECRX instruction
• From Slave Element (Src): specifies the slave address of the data to be read
• Number of Bytes: specifies the number of bytes to read from the slave ECOM(100) PLC
• To Master Element (Dest): specifies the location where the slave data will be placed in the master
ECOM100 PLC
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed

Parameter
ECOM100#
Workspace
Slave ID
From Slave Element (Src)
Number of Bytes
To Master Element (Dest)
Success
Error

K
V
K
X,Y,C,S,T,CT,GX,GY,V,P
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

DL06 Range
K0-255
See DL06 V-memory map - Data Words
K0-90
See DL06 V-memory map
K1-128
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

ECRX Example
Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

(example continued on next page)

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ECRX Example (cont’d)

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Rung 2: Using ECOM100# K0, read X0-X7 from Slave K7 and write them to slave K5 as
fast as possible. Store them in this local PLC in C200-C207, and write them to C300-C307
in slave K5.
Both the ECRX and ECWX work with the ECOM100 Config IBox to simplify all
networking by handling all of the interlocks and proper resource sharing. They also provide
very simplified error reporting. You no longer need to worry about any SP “busy bits” or
“error bits”, or what slot number a module is in, or have any counters or shift registers or any
other interlocks for resource management.
In this example, SP1 (always ON) is driving both the ECRX and ECWX IBoxes in the same
rung. On the scan that the Network Read completes, the Network Write will start that same
scan. As soon as the Network Write completes, any pending operations below it in the
program would get a turn. If there are no pending ECOM100 IBoxes below the ECWX,
then the very next scan the ECRX would start its request again.
Using the ECRX and ECWX for all of your ECOM100 network reads and writes is the
fastest the PLC can do networking. For local Serial Ports, DCM modules, or the original
ECOM modules, use the NETCFG and NETRX/NETWX IBoxes.

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Chapter 5: Intelligent Box (IBox) Instructions

ECOM100 WX Network Write(ECWX) (IB-741)
DS

Used

HPP

N/A

ECOM100 WX Network Write performs the WX instruction with built-in interlocking with
all other ECOM100 RX (ECRX) and ECOM100 WX (ECWX) IBoxes in your program to
simplify communications networking. It will perform the WX on the specified ECOM100#’s
network, which corresponds to a specific unique
ECOM100 Configuration (ECOM100) IBox at the
top of your program.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE UNIQUE
in this one instruction and MUST NOT be used
anywhere else in your program.
Whenever this IBox has power, it will write data
from the master’s V-Memory buffer to the specified
slave starting with the given slave element, giving
other ECOM100 RX and ECOM100 WX IBoxes on that ECOM100# network a chance to
execute.
For example, if you wish to read and write data continuously from 5 different slaves, you can
have all of these ECRX and ECWX instructions in ONE RUNG driven by SP1 (Always On).
They will execute round-robin style, automatically.
ECWX Parameters
• ECOM100#: this is a logical number associated with this specific ECOM100 module in the
specified slot. All other ECxxxx IBoxes that need to reference this ECOM100 module must
reference this logical number
• Workspace: specifies a V-memory location that will be used by the instruction
• Slave ID: specifies the slave ECOM(100) PLC that will be targeted by the ECWX instruction
• From Master Element (Src): specifies the location in the master ECOM100 PLC where the data
will be sourced from
• Number of Bytes: specifies the number of bytes to write to the slave ECOM(100) PLC
• To Slave Element (Dest): specifies the slave address the data will be written to
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed

Parameter
ECOM100#
K
Workspace
V
Slave ID
K
From Master Element (Src)
V
Number of Bytes
K
To Slave Element (Dest)
X,Y,C,S,T,CT,GX,GY,V,P
Success
X,Y,C,GX,GY,B
Error
X,Y,C,GX,GY,B

DL06 Range
K0-255
See DL06 V-memory map - Data Words
K0-90
See DL06 V-memory map - Data Words
K1-128
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map

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ECWX Example

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Rung 1: The ECOM100 Config IBox is responsible for coordination/interlocking of all
ECOM100 type IBoxes for one specific ECOM100 module. Tag the ECOM100 in slot 1
as ECOM100# K0. All other ECxxxx IBoxes refer to this module # as K0. If you need to
move the module in the base to a different slot, then you only need to change this one IBox.
V400 is used as a global result status register for the other ECxxxx IBoxes using this specific
ECOM100 module.V401 is used to coordinate/interlock the logic in all of the other ECxxxx
IBoxes using this specific ECOM100 module. V402-V502 is a common 130 byte buffer
available for use by the other ECxxxx IBoxes using this specific ECOM100 module.

K0
K1
V400
V401
V402 - V502

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

ECWX Example (cont’d)
Rung 2: Using ECOM100# K0, read X0-X7 from Slave K7 and write them to slave K5 as
fast as possible. Store them in this local PLC in C200-C207, and write them to C300-C307
in slave K5.
Both the ECRX and ECWX work with the ECOM100 Config IBox to simplify all
networking by handling all of the interlocks and proper resource sharing. They also provide
very simplified error reporting. You no longer need to worry about any SP “busy bits” or
“error bits”, or what slot number a module is in, or have any counters or shift registers or any
other interlocks for resource management.
In this example, SP1 (always ON) is driving both the ECRX and ECWX IBoxes in the same
rung. On the scan that the Network Read completes, the Network Write will start that
same scan. As soon as the Network Write completes, any pending operations below it in the
program would get a turn. If there are no pending ECOM100 IBoxes below the ECWX, then
the very next scan the ECRX would start its request again.
Using the ECRX and ECWX for all of your ECOM100 network reads and writes is the
fastest the PLC can do networking. For local Serial Ports, DCM modules, or the original
ECOM modules, use the NETCFG and NETRX/NETWX IBoxes.

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Chapter 5: Intelligent Box (IBox) Instructions

NETCFG Network Configuration (NETCFG) (IB-700)

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Network Config defines all the common information necessary for performing RX/WX
Networking using the NETRX and NETWX IBox instructions via a local CPU serial port,
DCM or ECOM module.
You must have the Network Config instruction
at the top of your ladder/stage program with any
other configuration IBoxes.
If you use more than one local serial port, DCM
or ECOM in your PLC for RX/WX Networking,
you must have a different Network Config
instruction for EACH RX/WX network in your
system that utilizes any NETRX/NETWX IBox instructions.
The Workspace parameter is an internal, private register used by the Network Config IBox
and MUST BE UNIQUE in this one instruction and MUST NOT be used anywhere else in
your program.
The 2nd parameter “CPU Port or Slot” is the same value as in the high byte of the first LD
instruction if you were coding the RX or WX rung yourself. This value is CPU and port
specific (check your PLC manual). Use KF2 for the DL06 CPU serial port 2. If using a DCM
or ECOM module, use Kx, where x equals the slot where the module is installed.
Since this logic only executes on the first scan, this IBox cannot have any input logic.
NETCFG Parameters
• Network#: specifies a unique # for each ECOM(100) or DCM network to use
• CPU Port or Slot: specifies the CPU port number or slot number of DCM/ECOM(100) used
• Workspace: specifies a V-memory location that will be used by the instruction

Parameter
Network#
CPU Port or Slot
Workspace

DL06 Range
K
K
V

K0-255
K0-FF
See DL06 V-memory map - Data Words

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Chapter 5: Intelligent Box (IBox) Instructions

NETCFG Example
The Network Configuration IBox coordinates all of the interaction with other Network
IBoxes (NETRX/NETWX). You must have a Network Configuration IBox for each serial
port network, DCM module network, or original ECOM module network in your system.
Configuration IBoxes must be at the top of your program and must execute every scan.
This IBox defines Network# K0 to be for the local CPU serial port #2 (KF2). For local
CPU serial ports or DCM/ECOM modules, use the same value you would use in the most
significant byte of the first LD instruction in a normal RX/WX rung to reference the port or
module. Any NETRX or NETWX IBoxes that need to reference this specific network would
enter K0 for their Network# parameter.
The Workspace register is used to maintain state information about the port or module,
along with proper sharing and interlocking with the other NETRX and NETWX IBoxes in
the program. This V-memory register must not be used anywhere else in the entire program.

Permissive contacts or input logic
cannot be used with this instruction.

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Chapter 5: Intelligent Box (IBox) Instructions

Network RX Read (NETRX) (IB-701)

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Network RX Read performs the RX instruction with built-in interlocking with all other
Network RX (NETRX) and Network WX (NETWX) IBoxes in your program to simplify
communications networking. It will perform the RX
on the specified Network #, which corresponds to a
specific unique Network Configuration (NETCFG) at
the top of your program.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE UNIQUE
in this one instruction and MUST NOT be used
anywhere else in your program.
Whenever this IBox has power, it will read element
data from the specified slave into the given destination
V-Memory buffer, giving other Network RX and Network WX IBoxes on that Network # a
chance to execute.
For example, if you wish to read and write data continuously from 5 different slaves, you can
have all of these NETRX and NETWX instructions in ONE RUNG driven by SP1 (Always
On). They will execute round-robin style, automatically.
NETRX Parameters
• Network#: specifies the (CPU port’s, DCM’s, ECOM’s) Network # defined by the NETCFG
instruction
• Workspace: specifies a V-memory location that will be used by the instruction
• Slave ID: specifies the slave PLC that will be targeted by the NETRX instruction
• From Slave Element (Src): specifies the slave address of the data to be read
• Number of Bytes: specifies the number of bytes to read from the slave device
• To Master Element (Dest): specifies the location where the slave data will be placed in the master
PLC
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed

Parameter
Network#
Workspace
Slave ID
From Slave Element (Src)
Number of Bytes
To Master Element (Dest)
Success
Error

K
V
K, V
X,Y,C,S,T,CT,GX,GY,V,P
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

DL06 Range
K0-255
See DL06 V-memory map - Data Words
K0-90: See DL06 V-memory map
See DL06 V-memory map
K1-128
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

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Chapter 5: Intelligent Box (IBox) Instructions

NETRX Example
Rung 1: The Network Configuration IBox coordinates all of the interaction with other
Network IBoxes (NETRX/NETWX). You must have a Network Configuration IBox for
each serial port network, DCM module network, or original ECOM module network in your
system. Configuration IBoxes must be at the top of your program and must execute every
scan.
This IBox defines Network# K0 to be for the local CPU serial port #2 (KF2). For local
CPU serial ports or DCM/ECOM modules, use the same value you would use in the most
significant byte of the first LD instruction in a normal RX/WX rung to reference the port or
module. Any NETRX or NETWX IBoxes that need to reference this specific network would
enter K0 for their Network# parameter.
The Workspace register is used to maintain state information about the port or module,
along with proper sharing and interlocking with the other NETRX and NETWX IBoxes in
the program. This V-Memory register must not be used anywhere else in the entire program.

Permissive contacts or input logic cannot
be used with this instruction.

(example continued on next page)

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NETRX Example (cont’d)

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Rung 2: Using Network# K0, read X0-X7 from Slave K7 and write them to slave K5 as fast
as possible. Store them in this local PLC in C200-C207, and write them to C300-C307 in
slave K5.
Both the NETRX and NETWX work with the Network Config IBox to simplify all
networking by handling all of the interlocks and proper resource sharing. They also provide
very simplified error reporting. You no longer need to worry about any SP “busy bits” or
“error bits”, or what port number or slot number a module is in, or have any counters or shift
registers or any other interlocks for resource management.
In this example, SP1 (always ON) is driving both the NETRX and NETWX IBoxes in the
same rung. On the scan that the Network Read completes, the Network Write will start that
same scan. As soon as the Network Write completes, any pending operations below it in the
program would get a turn. If there are no pending NETRX or NETWX IBoxes below this
IBox, then the very next scan the NETRX would start its request again.
Using the NETRX and NETWX for all of your serial port, DCM, or original ECOM
network reads and writes is the fastest the PLC can do networking. For ECOM100 modules,
use the ECOM100 and ECRX/ECWX IBoxes.

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Chapter 5: Intelligent Box (IBox) Instructions

Network WX Write (NETWX) (IB-702)
DS

Used

HPP

N/A

Network WX Write performs the WX instruction with built-in interlocking with all other
Network RX (NETRX) and Network WX (NETWX) IBoxes in your program to simplify
communications networking. It will perform the WX
on the specified Network #, which corresponds to a
specific unique Network Configuration (NETCFG)
at the top of your program.
The Workspace parameter is an internal, private
register used by this IBox and MUST BE UNIQUE
in this one instruction and MUST NOT be used
anywhere else in your program.
Whenever this IBox has power, it will write data from
the master’s V-Memory buffer to the specified slave
starting with the given slave element, giving other Network RX and Network WX IBoxes on
that Network # a chance to execute.
For example, if you wish to read and write data continuously from 5 different slaves, you can
have all of these NETRX and NETWX instructions in ONE RUNG driven by SP1 (Always
On). They will execute round-robin style, automatically.
NETWX Parameters
• Network#: specifies the (CPU port’s, DCM’s, ECOM’s) Network # defined by the NETCFG
instruction
• Workspace: specifies a V-memory location that will be used by the instruction
• Slave ID: specifies the slave PLC that will be targeted by the NETWX instruction
• From Master Element (Src): specifies the location in the master PLC where the data will be sourced
from
• Number of Bytes: specifies the number of bytes to write to the slave PLC
• To Slave Element (Dest): specifies the slave address the data will be written to
• Success: specifies a bit that will turn on once the request is completed successfully
• Error: specifies a bit that will turn on if the instruction is not successfully completed

Parameter
Network#
K
Workspace
V
Slave ID
K,V
From Master Element (Src)
V
Number of Bytes
K
To Slave Element (Dest)
X,Y,C,S,T,CT,GX,GY,V,P
Success
X,Y,C,GX,GY,B
Error
X,Y,C,GX,GY,B

DL06 Range
K0-255
See DL06 V-memory map - Data Words
K0-90: See DL06 V-memory map
See DL06 V-memory map - Data Words
K1-128
See DL06 V-memory map
See DL06 V-memory map
See DL06 V-memory map

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Chapter 5: Intelligent Box (IBox) Instructions

NETWX Example

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Rung 1: The Network Configuration IBox coordinates all of the interaction with other
Network IBoxes (NETRX/NETWX). You must have a Network Configuration IBox for
each serial port network, DCM module network, or original ECOM module network in your
system. Configuration IBoxes must be at the top of your program and must execute every
scan.
This IBox defines Network# K0 to be for the local CPU serial port #2 (KF2). For local
CPU serial ports or DCM/ECOM modules, use the same value you would use in the most
significant byte of the first LD instruction in a normal RX/WX rung to reference the port or
module. Any NETRX or NETWX IBoxes that need to reference this specific network would
enter K0 for their Network# parameter.
The Workspace register is used to maintain state information about the port or module,
along with proper sharing and interlocking with the other NETRX and NETWX IBoxes in
the program. This V-Memory register must not be used anywhere else in the entire program.

Permissive contacts or input logic cannot
be used with this instruction.

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

NETWX Example (cont’d)
Rung 2: Using Network# K0, read X0-X7 from Slave K7 and write them to slave K5 as fast
as possible. Store them in this local PLC in C200-C207, and write them to C300-C307 in
slave K5.
Both the NETRX and NETWX work with the Network Config IBox to simplify all
networking by handling all of the interlocks and proper resource sharing. They also provide
very simplified error reporting. You no longer need to worry about any SP “busy bits” or
“error bits”, or what port number or slot number a module is in, or have any counters or shift
registers or any other interlocks for resource management.
In this example, SP1 (always ON) is driving both the NETRX and NETWX IBoxes in the
same rung. On the scan that the Network Read completes, the Network Write will start that
same scan. As soon as the Network Write completes, any pending operations below it in the
program would get a turn. If there are no pending NETRX or NETWX IBoxes below this
IBox, then the very next scan the NETRX would start its request again.
Using the NETRX and NETWX for all of your serial port, DCM, or original ECOM
network reads and writes is the fastest the PLC can do networking. For ECOM100 modules,
use the ECOM100 and ECRX/ECWX IBoxes.

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CTRIO Configuration (CTRIO) (IB-1000)

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CTRIO Config defines all the common information for one specific CTRIO module which
is used by the other CTRIO IBox instructions (for example, CTRLDPR - CTRIO Load
Profile, CTREDRL - CTRIO Edit and Reload Preset Table,
CTRRTLM - CTRIO Run to Limit Mode, ...).
The Input/Output parameters for this instruction can be
copied directly from the CTRIO Workbench configuration
for this CTRIO module. Since the behavior is slightly
different when the CTRIO module is in an EBC Base via an
ERM, you must specify whether the CTRIO module is in a
local base or in an EBC base. The DL06 PLC only supports
local base operation at this time.
You must have the CTRIO Config IBox at the top of your
ladder/stage program along with any other configuration
IBoxes.
If you have more than one CTRIO in your PLC, you must have a different CTRIO Config
IBox for EACH CTRIO module in your system that utilizes any CTRIO IBox instructions.
Each CTRIO Config IBox must have a UNIQUE CTRIO# value. This is how the CTRIO
IBoxes differentiate between the different CTRIO modules in your system.
The Workspace parameter is an internal, private register used by the CTRIO Config IBox
and MUST BE UNIQUE in this one instruction and MUST NOT be used anywhere else in
your program.
Since this logic only executes on the first scan, this IBox cannot have any input logic.
CTRIO Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number
• Slot: specifies which PLC option slot the CTRIO module occupies
• Workspace: specifies a V-memory location that will be used by the instruction
• CTRIO Location: specifies where the module is located (local base only for DL06)
• Input: This needs to be set to the same V-memory register as is specified in CTRIO Workbench as
‘Starting V address for inputs’ for this unique CTRIO.
• Output: This needs to be set to the same V-memory register as is specified in CTRIO Workbench
as ‘Starting V address for outputs’ for this unique CTRIO.

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Chapter 5: Intelligent Box (IBox) Instructions
Parameter
CTRIO#
Slot
Workspace
Input
Output

DL06 Range
K
K
V
V
V

K0-255
K1-4
See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

CTRIO Example
Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction

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CTRIO Add Entry to End of Preset Table (CTRADPT) (IB-1005)

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CTRIO Add Entry to End of Preset Table, on a leading edge transition to this IBox, will
append an entry to the end of a memory based Preset Table on a specific CTRIO Output
resource. This IBox will take more than 1 PLC
scan to execute. Either the Success or Error bit will
turn on when the command is complete. If the
Error Bit is on, you can use the CTRIO Read Error
Code (CTRRDER) IBox to get extended error
information.
Entry Type:
K0: Set
K1: Reset
K2: Pulse On (uses Pulse Time)
K3: Pulse Off (uses Pulse Time)
K4: Toggle
K5: Reset Count
Note that the Pulse Time parameter is ignored by some Entry Types.
The Workspace register is for internal use by this IBox instruction and MUST NOT be used
anywhere else in your program.
CTRAPT Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config)
• Output#: specifies a CTRIO output to be used by the instruction
• Entry Type: specifies the Entry Type to be added to the end of a Preset Table
• Pulse Time: specifies a pulse time for the Pulse On and Pulse Off Entry Types
• Preset Count: specifies an initial count value to begin at after Reset
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

Parameter
CTRIO#
Output#
Entry Type
Pulse Time
Preset Count
Workspace
Success
Error

DL06 Range
K
K
V,K
V,K
V,K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
K0-5; See DL06 V-memory map - Data Words
K0-65535; See DL06 V-memory map - Data Words
K0-2147434528; See DL06 V-memory map
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

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Chapter 5: Intelligent Box (IBox) Instructions

CTRADPT Example
Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction

Rung 2: This rung is a sample method for enabling the CTRADPT command. A C-bit is
used to allow the programmer to control the command from Data View for testing purposes.
Turning on C0 will cause the CTRADPT instruction to add a new preset to the preset table
for output #0 on the CTRIO in slot 2. The new preset will be a command to RESET (entry
type K1=reset), pulse time is left at zero as the reset type does not use this, and the count at
which it will reset will be 20.
Operating procedure for this example code is to load the CTRADPT_ex1.cwb file to your
CTRIO, then enter the code shown here, change to RUN mode, enable output #0 by turning
on C2 in Data View, turn encoder on CTRIO to value above 10 and output #0 light will
come on and stay on for all counts past 10. Now reset the counter with C1, enable C0 to
execute CTRADPT command to add a reset for output #0 at a count of 20, turn on C2 to
enable output #0, then turn encoder to value of 10+ (output #0 should turn on) and then
continue on to count of 20+ (output #0 should turn off).

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Chapter 5: Intelligent Box (IBox) Instructions

CTRADPT Example (cont’d)

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Rung 3: This rung allows the programmer to reset the counter from the ladder logic.

Rung 4: This rung allows the operator to enable output #0 from the ladder code.

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Chapter 5: Intelligent Box (IBox) Instructions

CTRIO Clear Preset Table (CTRCLRT) (IB-1007)
DS

Used

HPP

N/A

CTRIO Clear Preset Table will clear the RAM based Preset Table on a leading edge
transition to this IBox. This IBox will take more than
1 PLC scan to execute. Either the Success or Error
bit will turn on when the command is complete. If
the Error Bit is on, you can use the CTRIO Read
Error Code (CTRRDER) IBox to get extended error
information.
The Workspace register is for internal use by this
IBox instruction and MUST NOT be used anywhere
else in your program.
CTRCLRT Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config)
• Output#: specifies a CTRIO output to be used by the instruction
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

Parameter
CTRIO#
Output#
Workspace
Success
Error

DL06 Range
K
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

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CTRCLRT Example

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Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction.

Rung 2: This rung is a sample method for enabling the CTRCLRT command. A C-bit is
used to allow the programmer to control the command from Data View for testing purposes.
Turning on C0 will cause the CTRCLRT instruction to clear the preset table for output #0
on the CTRIO in slot 2.
Operating procedure for this example code is to load the CTRCLRT_ex1.cwb file to your
CTRIO, then enter the code shown here, change to RUN mode, enable output #0 by turning
on C2 in Data View, turn encoder on CTRIO to value above 10 and output #0 light will
come on and stay on until a count of 20 is reached, where it will turn off. Now reset the
counter with C1, enable C0 to execute CTRCLRT command to clear the preset table, turn
on C2 to enable output #0, then turn encoder to value of 10+ (output #0 should NOT turn
on).

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

CTRCLRT Example (cont’d)
Rung 3: This rung allows the programmer to reset the counter from the ladder logic.

Rung 4: This rung allows the operator to enable output #0 from the ladder code.

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Chapter 5: Intelligent Box (IBox) Instructions

CTRIO Edit Preset Table Entry (CTREDPT) (IB-1003)

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CTRIO Edit Preset Table Entry, on a leading edge transition to this IBox, will edit a single
entry in a Preset Table on a specific CTRIO Output resource. This IBox is good if you are
editing more than one entry in a file at a time. If you wish to do just one edit and then reload
the table immediately, see the CTRIO Edit and
Reload Preset Table Entry (CTREDRL) IBox.
This IBox will take more than 1 PLC scan to
execute. Either the Success or Error bit will turn
on when the command is complete. If the Error
Bit is on, you can use the CTRIO Read Error
Code (CTRRDER) IBox to get extended error
information.
Entry Type:
K0: Set
K1: Reset
K2: Pulse On (uses Pulse Time)
K3: Pulse Off (uses Pulse Time)
K4: Toggle
K5: Reset Count
Note that the Pulse Time parameter is ignored by some Entry Types.
The Workspace register is for internal use by this IBox instruction and MUST NOT be used
anywhere else in your program.
CTREDPT Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config
Ibox)
• Output#: specifies a CTRIO output to be used by the instruction
• Table#: specifies the Table number of which an Entry is to be edited
• Entry#: specifies the Entry location in the Preset Table to be edited
• Entry Type: specifies the Entry Type to add during the edit
• Pulse Time: specifies a pulse time for the Pulse On and Pulse Off Entry Types
• Preset Count: specifies an initial count value to begin at after Reset
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

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Chapter 5: Intelligent Box (IBox) Instructions
Parameter
CTRIO#
Output#
Table#
Entry#
Entry Type
Pulse Time
Preset Count
Workspace
Success
Error

DL06 Range
K
K
V,K
V,K
V,K
V,K
V,K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
K0-255; See DL06 V-memory map - Data Words
K0-255; See DL06 V-memory map - Data Words
K0-5; See DL06 V-memory map - Data Words
K0-65535; See DL06 V-memory map - Data Words
K0-2147434528; See DL06 V-memory map
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

CTREDPT Example
Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

CTREDPT Example (cont’d)

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Rung 2: This rung is a sample method for enabling the CTREDPT command. A C-bit is
used to allow the programmer to control the command from Data View for testing purposes.
Turning on C0 will cause the CTREDPT instruction to change the second preset from a
reset at a count of 20 to a reset at a count of 30 for output #0 on the CTRIO in slot 2.
Operating procedure for this example code is to load the CTREDPT_ex1.cwb file to your
CTRIO, then enter the code shown here, change to RUN mode, enable output #0 by turning
on C2 in Data View, turn encoder on CTRIO to value above 10 and output #0 light will
come on and stay on until a count of 20 is reached, where it will turn off. Now reset the
counter with C1, enable C0 to execute CTREDPT command to change the second preset,
turn on C2 to enable output #0, then turn encoder to value of 10+ (output #0 should turn
on) and then continue past a count of 30 (output #0 should turn off).
Note that we must also reload the profile after changing the preset(s), this is why the
CTRLDPR command follows the CTREDPT command in this example.

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

CTREDPT Example (cont’d)
Rung 3: This rung allows the programmer to reset the counter from the ladder logic.

Rung 4: This rung allows the operator to enable output #0 from the ladder code.

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Chapter 5: Intelligent Box (IBox) Instructions

CTRIO Edit Preset Table Entry and Reload (CTREDRL) (IB-1002)

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CTRIO Edit Preset Table Entry and Reload, on a leading edge transition to this IBox,
will perform this dual operation to a CTRIO Output resource in one CTRIO command.
This IBox will take more than 1 PLC scan to
execute. Either the Success or Error bit will
turn on when the command is complete. If the
Error Bit is on, you can use the CTRIO Read
Error Code (CTRRDER) IBox to get extended error
information.
Entry Type:
K0: Set
K1: Reset
K2: Pulse On (uses Pulse Time)
K3: Pulse Off (uses Pulse Time)
K4: Toggle
K5: Reset Count
Note that the Pulse Time parameter is ignored by some Entry Types.
The Workspace register is for internal use by this IBox instruction and MUST NOT be used
anywhere else in your program.
CTREDRL Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config
Ibox)
• Output#: specifies a CTRIO output to be used by the instruction
• Table#: specifies the Table number of which an Entry is to be edited
• Entry#: specifies the Entry location in the Preset Table to be edited
• Entry Type: specifies the Entry Type to add during the edit
• Pulse Time: specifies a pulse time for the Pulse On and Pulse Off Entry Types
• Preset Count: specifies an initial count value to begin at after Reset
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

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Chapter 5: Intelligent Box (IBox) Instructions

Parameter
CTRIO#
Output#
Table#
Entry#
Entry Type
Pulse Time
Preset Count
Workspace
Success
Error

DL06 Range
K
K
V,K
V,K
V,K
V,K
V,K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
K0-255; See DL06 V-memory map - Data Words
K0-255; See DL06 V-memory map - Data Words
K0-5; See DL06 V-memory map - Data Words
K0-65535; See DL06 V-memory map - Data Words
K0-2147434528; See DL06 V-memory map
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

CTREDRL Example
Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction

(example continued on next page)

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CTREDRL Example (cont’d)

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Rung 2: This rung is a sample method for enabling the CTREDRL command. A C-bit is
used to allow the programmer to control the command from Data View for testing purposes.
Turning on C0 will cause the CTREDRL instruction to change the second preset in file 1
from a reset at a value of 20 to a reset at a value of 30.
Operating procedure for this example code is to load the CTREDRL_ex1.cwb file to your
CTRIO, then enter the code shown here, change to RUN mode, enable output #0 by
turning on C2 in Data View, turn encoder on CTRIO to value above 10 and output #0
light will come on, continue to a count above 20 and the output #0 light will turn off. Now
reset the counter with C1, enable C0 to execute CTREDRL command to change the second
preset count value to 30, then turn encoder to value of 10+ (output #0 should turn on) and
continue on to a value of 30+ and the output #0 light will turn off.
Note that it is not necessary to reload this file separately, however, the command can only
change one value at a time.

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

CTREDRL Example (cont’d)
Rung 3: This rung allows the programmer to reset the counter from the ladder logic.

Rung 4: This rung allows the operator to enable output #0 from the ladder code.

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Chapter 5: Intelligent Box (IBox) Instructions

CTRIO Initialize Preset Table (CTRINPT) (IB-1004)

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CTRIO Initialize Preset Table, on a leading edge transition to this IBox, will create a single
entry Preset Table in memory but not as a file, on a specific CTRIO Output resource.
This IBox will take more than 1 PLC scan to
execute. Either the Success or Error bit will turn
on when the command is complete. If the Error
Bit is on, you can use the CTRIO Read Error
Code (CTRRDER) IBox to get extended error
information.
Entry Type:
K0: Set
K1: Reset
K2: Pulse On (uses Pulse Time)
K3: Pulse Off (uses Pulse Time)
K4: Toggle
K5: Reset Count
Note that the Pulse Time parameter is ignored by some Entry Types.
The Workspace register is for internal use by this IBox instruction and MUST NOT be used
anywhere else in your program.
CTRINPT Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config
Ibox)
• Output#: specifies a CTRIO output to be used by the instruction
• Entry Type: specifies the Entry Type to add during the edit
• Pulse Time: specifies a pulse time for the Pulse On and Pulse Off Entry Types
• Preset Count: specifies an initial count value to begin at after Reset
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

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Chapter 5: Intelligent Box (IBox) Instructions
Parameter
CTRIO#
Output#
Entry Type
Pulse Time
Preset Count
Workspace
Success
Error

DL06 Range
K
K
V,K
V,K
V,K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
K0-5; See DL06 V-memory map - Data Words
K0-65535; See DL06 V-memory map - Data Words
K0-2147434528; See DL06 V-memory map
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

CTRINPT Example
Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction.

(example continued on next page)

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CTRINPT Example (cont’d)

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Rung 2: This rung is a sample method for enabling the CTRINPT command. A C-bit is used
to allow the programmer to control the command from Data View for testing purposes.
Turning on C0 will cause the CTRINPT instruction to create a single entry preset table, but
not as a file, and use it for the output #0. In this case the single preset will be a set at a count
of 15 for output #0.
Operating procedure for this example code is to load the CTRINPT_ex1.cwb file to your
CTRIO, then enter the code shown here, change to RUN mode, enable output #0 by turning
on C2 in Data View, turn encoder on CTRIO to value above 15 and output #0 light will
not come on. Now reset the counter with C1, enable C0 to execute CTRINPT command to
create a single preset table with a preset to set output #0 at a count of 15, then turn encoder
to value of 15+ (output #0 should turn on).

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

CTRINPT Example (cont’d)
Rung 3: This rung allows the programmer to reset the counter from the ladder logic.

Rung 4: This rung allows the operator to enable output #0 from the ladder code.

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CTRIO Initialize Preset Table (CTRINTR) (IB-1010)

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CTRIO Initialize Preset Table, on a leading edge transition to this IBox, will create a single
entry Preset Table in memory but not as a file, on a specific CTRIO Output resource.
This IBox will take more than 1 PLC scan to
execute. Either the Success or Error bit will turn
on when the command is complete. If the Error
Bit is on, you can use the CTRIO Read Error
Code (CTRRDER) IBox to get extended error
information.
Entry Type:
K0: Set
K1: Reset
K2: Pulse On (uses Pulse Time)
K3: Pulse Off (uses Pulse Time)
K4: Toggle
K5: Reset Count
Note that the Pulse Time parameter is ignored by some Entry Types.
The Workspace register is for internal use by this IBox instruction and MUST NOT be used
anywhere else in your program.
CTRINTR Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config
Ibox)
• Output#: specifies a CTRIO output to be used by the instruction
• Entry Type: specifies the Entry Type to add during the edit
• Pulse Time: specifies a pulse time for the Pulse On and Pulse Off Entry Types
• Preset Count: specifies an initial count value to begin at after Reset
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

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Chapter 5: Intelligent Box (IBox) Instructions
Parameter
CTRIO#
Output#
Entry Type
Pulse Time
Preset Count
Workspace
Success
Error

DL06 Range
K
K
V,K
V,K
V,K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
K0-5; See DL06 V-memory map - Data Words
K0-65535; See DL06 V-memory map - Data Words
K0-2147434528; See DL06 V-memory map
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

CTRINTR Example
Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction

(example continued on next page)

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CTRINTR Example (cont’d)

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Rung 2: This rung is a sample method for enabling the CTRINTR command. A C-bit is
used to allow the programmer to control the command from Data View for testing purposes.
Turning on C0 will cause the CTRINTR instruction to create a single entry preset table, but
not as a file, and use it for output #0, the new preset will be loaded when the current count is
reset. In this case the single preset will be a set at a count of 25 for output #0.
Operating procedure for this example code is to load the CTRINTR_ex1.cwb file to your
CTRIO, then enter the code shown here, change to RUN mode, enable output #0 by turning
on C2 in Data View, turn encoder on CTRIO to value above 10 and output #0 light will
come on. Now turn on C0 to execute the CTRINTR command, reset the counter with C1,
then turn encoder to value of 25+ (output #0 should turn on).

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

CTRINTR Example (cont’d)
Rung 3: This rung allows the programmer to reset the counter from the ladder logic.

Rung 4: This rung allows the operator to enable output #0 from the ladder code.

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CTRIO Load Profile (CTRLDPR) (IB-1001)

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CTRIO Load Profile loads a CTRIO Profile File to a CTRIO Output resource on a leading
edge transition to this IBox. This IBox will take more than 1 PLC scan to execute. Either the
Success or Error bit will turn on when the command is
complete. If the Error Bit is on, you can use the CTRIO
Read Error Code (CTRRDER) IBox to get extended
error information.
The Workspace register is for internal use by this IBox
instruction and MUST NOT be used anywhere else in
your program.

CTRLDPR Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config)
• Output#: specifies a CTRIO output to be used by the instruction
• File#: specifies a CTRIO profile File number to be loaded
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

Parameter
CTRIO#
Output#
File#
Workspace
Success
Error

DL06 Range
K
K
V,K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
K0-255; See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

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Chapter 5: Intelligent Box (IBox) Instructions

CTRLDPR Example
Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction.

Rung 2: This CTRIO Load Profile IBox will load File #1 into the working memory of
Output 0 in CTRIO #1. This example program requires that you load CTRLDPR_IBox.cwb
into your Hx-CTRIO(2) module.

(example continued on next page)

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CTRLDPR Example (cont’d)

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Rung 3: If the file is successfully loaded, set Profile_Loaded.

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Chapter 5: Intelligent Box (IBox) Instructions

CTRIO Read Error (CTRRDER) (IB-1014)
DS

Used

HPP

N/A

CTRIO Read Error Code will get the decimal error code value from the CTRIO module
(listed below) and place it into the given Error Code register, on a leading edge transition to
the IBox
Since the Error Code in the CTRIO is only maintained
until another CTRIO command is given, you must use
this instruction immediately after the CTRIO IBox that
reports an error via its Error bit parameter.
The Workspace register is for internal use by this IBox
instruction and MUST NOT be used anywhere else in
your program.
Error Codes:
0: No Error
100: Specified command code is unknown or unsupported
101: File number not found in the file system
102: File type is incorrect for specified output function
103: Profile type is unknown
104: Specified input is not configured as a limit on this output
105: Specified limit input edge is out of range
106: Specified input function is unconfigured or invalid
107: Specified input function number is out of range
108: Specified preset function is invalid
109: Preset table is full
110: Specified Table entry is out of range
111: Specified register number is out of range
112: Specified register is an unconfigured input or output
2001: Error reading Error Code - cannot access CTRIO via ERM
CTRRDER Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config)
• Workspace: specifies a V-memory location that will be used by the instruction
• Error Code: specifies the location where the Error Code will be written

Parameter
CTRIO#
Workspace
Error Code

DL06 Range
K
V
V

K0-255
See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words

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Chapter 5: Intelligent Box (IBox) Instructions

CTRRDER Example

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Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction

Rung 2: This CTRIO Read Error Code IBox will read the Extended Error information from
CTRIO #1. This example program requires that you load CTRRDER_IBox.cwb into your
Hx-CTRIO(2) module.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

CTRIO Run to Limit Mode (CTRRTLM) (IB-1011)
DS

Used

HPP

N/A

CTRIO Run To Limit Mode, on a leading edge transition to this IBox, loads the Run to
Limit command and given parameters on a specific Output resource. The CTRIO’s Input(s)
must be configured as Limit(s) for this function to work.
Valid Hexadecimal Limit Values:
K00 - Rising Edge of Ch1/C
K10 - Falling Edge of Ch1/C
K20 - Both Edges of Ch1/C
K01 - Rising Edge of Ch1/D
K11 - Falling Edge of Ch1/D
K21 - Both Edges of Ch1/D
K02 - Rising Edge of Ch2/C
K12 - Falling Edge of Ch2/C
K22 - Both Edges of Ch2/C
K03 - Rising Edge of Ch2/D
K13 - Falling Edge of Ch2/D
K23 - Both Edges of Ch2/D
This IBox will take more than 1 PLC scan to execute. Either the Success or Error bit will
turn on when the command is complete. If the Error Bit is on, you can use the CTRIO Read
Error Code (CTRRDER) IBox to get extended error information.
The Workspace register is for internal use by this IBox instruction and MUST NOT be used
anywhere else in your program.
CTRRTLM Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config
Ibox)
• Output#: specifies a CTRIO output to be used by the instruction
• Frequency: specifies the output pulse rate (H0-CTRIO: 20Hz - 25KHz / H0-CTRIO2: 20Hz 250 KHz)
• Limit: the CTRIO’s Input(s) must be configured as Limit(s) for this function to operate
• Duty Cycle: specifies the % of on time versus off time. This is a hex number. Default of 0 is 50%,
also entering 50 will yield 50%. 50% duty cycle is defined as on half the time and off half the time
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

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Chapter 5: Intelligent Box (IBox) Instructions
Parameter

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CTRIO#
Output#
Frequency
Limit
Duty Cycle
Workspace
Success
Error

DL06 Range
K
K
V,K
V,K
V,K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
K20-20000; See DL06 V-memory map - Data Words
K0-FF; See DL06 V-memory map - Data Words
K0-99; See DL06 V-memory map - Data Words
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

CTRRTLM Example
Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction.

Rung 2: This CTRIO Run To Limit Mode IBox sets up Output #0 in CTRIO #1 to output
pulses at a Frequency of 1000 Hz until Llimit #0 comes on. This example program requires
that you load CTRRTLM_IBox.cwb into your Hx-CTRIO(2) module.

(example continued on next page)

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

CTRRTLM Example (cont’d)
Rung 3: If the Run To Limit Mode parameters are OK, set the Direction Bit and Enable the
output.

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Chapter 5: Intelligent Box (IBox) Instructions

CTRIO Run to Position Mode (CTRRTPM) (IB-1012)

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CTRIO Run To Position Mode, on a leading edge transition to this IBox, loads the Run to
Position command and given parameters on a specific Output resource.
Valid Function Values are:
00: Less Than Ch1/Fn1
10: Greater Than Ch1/Fn1
01: Less Than Ch1/Fn2
11: Greater Than Ch1/Fn2
02: Less Than Ch2/Fn1
12: Greater Than Ch2/Fn1
03: Less Than Ch2/Fn2
13: Greater Than Ch2/Fn2
This IBox will take more than 1 PLC scan to execute.
Either the Success or Error bit will turn on when the
command is complete. If the Error Bit is on, you can
use the CTRIO Read Error Code (CTRRDER) IBox
to get extended error information.
The Workspace register is for internal use by this IBox instruction and MUST NOT be used
anywhere else in your program.
CTRRTPM Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config
Ibox)
• Output#: specifies a CTRIO output to be used by the instruction
• Frequency: specifies the output pulse rate (H0-CTRIO: 20Hz - 25KHz / H0-CTRIO2: 20Hz 250 KHz)
• Duty Cycle: specifies the % of on time versus off time. This is a hex number. Default of 0 is 50%,
also entering 50 will yield 50%. 50% duty cycle is defined as on half the time and off half the time
• Position: specifies the count value, as measured on the encoder input, at which the output pulse
train will be turned off
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

Parameter
CTRIO#
Output#
Frequency
Duty Cycle
Position
Workspace
Success
Error

DL06 Range
K
K
V,K
V,K
V,K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
K20-20000; See DL06 V-memory map - Data Words
K0-99; See DL06 V-memory map
K0-2147434528; See DL06 V-memory map
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

CTRRTPM Example
Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction.

(example continued on next page)

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Chapter 5: Intelligent Box (IBox) Instructions

CTRRTPM Example (cont’d)

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Rung 2: This CTRIO Run To Position Mode IBox sets up Output #0 in CTRIO #1 to
output pulses at a Frequency of 1000 Hz, use the ‘Greater than Ch1/Fn1’ comparison
operator, until the input position of 1500 is reached. This example program requires that you
load CTRRTPM_IBox.cwb into your Hx-CTRIO(2) module.

Rung 3: If the Run To Position Mode parameters are OK, set the Direction Bit and Enable
the output.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

CTRIO Velocity Mode (CTRVELO) (IB-1013)
DS

Used

HPP

N/A

CTRIO Velocity Mode loads the Velocity command and given parameters on a specific
Output resource on a leading edge transition to this IBox.
This IBox will take more than 1 PLC scan to execute.
Either the Success or Error bit will turn on when the
command is complete. If the Error Bit is on, you can use
the CTRIO Read Error Code (CTRRDER) IBox to get
extended error information.
The Workspace register is for internal use by this IBox
instruction and MUST NOT be used anywhere else in
your program.
CTRVELO Parameters
• CTRIO#: specifies a specific CTRIO module based on a
user defined number (see CTRIO Config Ibox)
• Output#: specifies a CTRIO output to be used by the instruction
• Frequency: specifies the output pulse rate (H0-CTRIO: 20Hz - 25KHz / H0-CTRIO2: 20Hz 250 KHz)
• Duty Cycle: specifies the % of on time versus off time. This is a hex number. Default of 0 is 50%,
also entering 50 will yield 50%. 50% duty cycle is defined as on half the time and off half the time
• Step Count: This DWORD value specifies the number of pulses to output. A Step Count value of
-1 (or 0XFFFFFFFF) causes the CTRIO to output pulses continuously. Negative Step Count values
must be V-Memory references.
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

Parameter
CTRIO#
Output#
Frequency
Duty Cycle
Step Count
Workspace
Success
Error

DL06 Range
K
K
V,K
V,K
V,K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
K20-20000; See DL06 V-memory map - Data Words
K0-99; See DL06 V-memory map
K0-2147434528; See DL06 V-memory map
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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Chapter 5: Intelligent Box (IBox) Instructions

CTRVELO Example

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Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction.

Rung 2: This CTRIO Velocity Mode IBox sets up Output #0 in CTRIO #1 to output
10,000 pulses at a Frequency of 1000 Hz. This example program requires that you load
CTRVELO_IBox.cwb into your Hx-CTRIO(2) module.

(example continued on next page)

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

CTRVELO Example (cont’d)
Rung 3: If the Velocity Mode parameters are OK, set the Direction Bit and Enable the
output.

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Chapter 5: Intelligent Box (IBox) Instructions

CTRIO Write File to ROM (CTRWFTR) (IB-1006)

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CTRIO Write File to ROM writes the runtime changes made to a loaded CTRIO Preset
Table back to Flash ROM on a leading edge transition to this IBox. This IBox will take
more than 1 PLC scan to execute. Either the Success or
Error bit will turn on when the command is complete.
If the Error Bit is on, you can use the CTRIO Read
Error Code (CTRRDER) IBox to get extended error
information.
The Workspace register is for internal use by this IBox
instruction and MUST NOT be used anywhere else in
your program.

CTRWFTR Parameters
• CTRIO#: specifies a specific CTRIO module based on a user defined number (see CTRIO Config
Ibox)
• Output#: specifies a CTRIO output to be used by the instruction
• Workspace: specifies a V-memory location that will be used by the instruction
• Success: specifies a bit that will turn on once the instruction has successfully completed
• Error: specifies a bit that will turn on if the instruction does not complete successfully

Parameter
CTRIO#
Output#
Workspace
Success
Error

DL06 Range
K
K
V
X,Y,C,GX,GY,B
X,Y,C,GX,GY,B

K0-255
K0-3
See DL06 V-memory map - Data Words
See DL06 V-memory map
See DL06 V-memory map

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

Chapter 5: Intelligent Box (IBox) Instructions

CTRWFTR Example
Rung 1: This sets up the CTRIO card in slot 2 of the local base. Each CTRIO in the system
will need a separate CTRIO I-box before any CTRxxxx I-boxes can be used for them. The
CTRIO has been configured to use V2000 through V2025 for its input data, and V2030
through V2061 for its output data.

Permissive contacts or input logic cannot
be used with this instruction

Rung 2: This CTRIO Edit Preset Table Entry IBox will change Entry 0 in Table #2 to be a
RESET at Count 3456. This example program requires that you load CTRWFTR_IBox.cwb
into your Hx-CTRIO(2) module.

(example continued on next page)

DL06 Micro PLC User Manual, 3rd Edition, Rev. D

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CTRWFTR Example (cont’d)

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Rung 3: If the file is successfully edited, use a Write File To ROM IBox to save the edited
table back to the CTRIO’s ROM, thereby making the changes retentive.

DL06 Micro PLC User Manual, 3rd Edition, Rev. D



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