Unigen UGWT1BL1 TETRA Dual Mode Bluetooth Radio Module User Manual TETRA Datasheet UGWT1BL2FLA233A
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TETRA Bluetooth Radio Module
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Copyright Unigen Corporation, 2011
Unigen Corp. Wireless Module Products
TETRA Dual Mode Bluetooth Radio Module
UGWT1BL2FLA233A
Issue Date: 01-Dec-11
Revision: 0.1a

TETRA Bluetooth Radio Module
Solutions for a Real Time World Datasheet
Re-Tek - xxxx - 2 - 45388 Warm Springs Blvd. Fremont, CA 94539
support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
http://www.unigen.com Customer Comment Line: (800) 826.0808
Copyright Unigen Corporation, 2011
Revision History
Rev. No. History Issue Date Remarks
0.1 Draft Dec. 11, 2011 Advanced information; Author: Allen B. Cabreros
0.1a - Jan. 23, 2012 FCC Compliance/Warning statement added
This document is provided “as is” with no warranties whatsoever, including any warranty of
merchantability, non-infringement, fitness for any particular purpose, or any warranty otherwise
arising out of any proposal, specification or sample.
Unigen Corporation disclaims all liability, including liability for infringement of any proprietary
rights, relating to use of information in this document. No license, expressed or implied, by
estoppel or otherwise, to any intellectual property rights is granted herein.
*Third-party brands, names, and trademarks are the property of their respective owners.

TETRA Bluetooth Radio Module
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Copyright Unigen Corporation, 2011
TABLE OF CONTENTS
LIST OF FIGURES __________________________________________ 3
LIST OF TABLES ___________________________________________ 4
PRODUCT INTRODUCTION ___________________________________ 5
FEATURES AND BENEFITS ____________________________________ 5
PRODUCT DESCRIPTION _____________________________________ 7
TETRA Module __________________________________________ 7
CSR Bluetooth Controller IC _______________________________ 7
Functional Block Diagram _________________________________ 8
CONNECTOR PIN ASSIGNMENT _______________________________ 9
PIN FUNCTIONS ___________________________________________ 10
ABSOLUTE MAXIMUM RATINGS _______________________________ 11
RECOMMENDED OPERATING CONDITIONS ______________________ 11
RF CHARACTERISTICS ______________________________________ 12
AGENCY CERTIFICATIONS (PRE-SCAN) _________________________ 13
FCC REGULATORY COMPLIANCE STATEMENT _____________________ 13
BLUETOOTH COMPLIANCE ___________________________________ 13
TBDFUNCTIONAL OVERVIEW _________________________________ 13
FUNCTIONAL OVERVIEW ____________________________________ 14
TETRA Hardware Functional Description ______________________ 14
BLUETOOTH SOFTWARE STACK _______________________________ 15
Key Features of the HCI Stack ______________________________ 16
USB INTERFACE ___________________________________________ 18
POWER CONSUMPTION _____________________________________ 18
MECHANICAL DRAWINGS ____________________________________ 20
CONTACT INFORMATION ____________________________________ 21
LIST OF FIGURES
Figure 1: TETRA Module Block Diagram _________________________ 8
Figure 2: TETRA Pin Location and Descriptions ____________________ 9
Figure 3: TETRA Bluetooth HCI Stack ___________________________ 15
Figure 4: TETRA Mechanical Drawing ___________________________ 20

TETRA Bluetooth Radio Module
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Copyright Unigen Corporation, 2011
LIST OF TABLES
TABLE 1: TETRA PIN FUNCTIONS ______________________________ 10
TABLE 2: ABSOLUTE MAXIMUM RATINGS ________________________ 11
TABLE 3: RECOMMENDED OPERATING CONDITIONS _______________ 11
TABLE 4: RF CHARACTERISTICS _______________________________ 12
TABLE 5: OPERATING POWER CONSUMPTION FIGURES ____________ 18
TABLE 6: PEAK CURRENT ____________________________________ 19

TETRA Bluetooth Radio Module
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Copyright Unigen Corporation, 2011
PRODUCT INTRODUCTION
The Tetra module supports Bluetooth v4.0 for the Low Energy operation and Bluetooth v3.0 +
High Speed* for communication with existing Bluetooth devices. Tetra operates on the High Speed
(+HS) bandwidth via a XSR six pin JST connector. The interface is the USB HCI protocol. Tetra
utilizes a serial EEPROM for retaining the Bluetooth Address, Country Code of operation, and
previously paired Bluetooth devices. It stores the Bluetooth address and link key information on
the module.
The slim design of Tetra features on-board, double helix, printed, antenna which addresses many
antenna placement issues. The module is designed to be placed in areas that are small and slim
offering optimum antenna placement. Also, instead of using RF cable assemblies and/or external
antenna, the module can be placed using a low cost 6 wire cable assembly which is used to
connect the module to the motherboard and host.
FEATURES AND BENEFITS
Dual Mode Bluetooth, V3.0+HS, V4.0, BLE
Programmable EEPROM
Full Speed USB 2.0 Protocol Interface
Double Helix Printed PCB Antenna
+9dBm Transmit Power; -90dBm Receive Sensitivity
Dimensions: 30mm x 6.5mm x 2.25mm
6 pin XSR JST Low Profile Connector
LED Driver
Deep Sleep Mode of 40µA With Fast Wake-up
Range up to 35 meters
* Bluetooth High Speed is dependent on the Bluetooth Stack on the Host.

TETRA Bluetooth Radio Module
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Applications
Laptops
Netbooks
Tablets
Automotive Dash & Infotainment
Televisions
Set Top Box
IP-TV/DVRs
Health, Fitness, Exercise Equipment
Smart Energy/Grid
Smart Appliances
Vending
Point of Sales
Kiosks
Smart Bar Code Scanner/Readers
Security

TETRA Bluetooth Radio Module
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Re-Tek - xxxx - 7 - 45388 Warm Springs Blvd. Fremont, CA 94539
support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
http://www.unigen.com Customer Comment Line: (800) 826.0808
Copyright Unigen Corporation, 2011
PRODUCT DESCRIPTION
TETRA Module
The Tetra module is a complete Bluetooth controller subsystem that includes the Bluetooth radio
transceiver, Baseband, Link Controller and exposed HCI layer using USB. The Tetra module
operates in the 2.4GHz ISM (Industrial, Scientific and Medical) band. The Tetra module utilizes a
CSR BlueCore® CSR8510 chipset solution. The CSR BlueCore® CSR8510 is a single-chip
radio and baseband IC for Bluetooth 2.4GHz system. With the on-chip CSR Bluetooth Controller,
the module contains the lower Bluetooth software protocol stack that is fully compliant Bluetooth
with the v3.0+HS and v4.0 specification versions. The module dimensions measures 30mm x
6.5mm x 2.25mm. Power, Ground and USB communications are through a low profile, 6 pin, XSR
JST connector.
CSR Bluetooth Controller IC
BlueCore® CSR8510 is a product from CSR's Connectivity Centre. It is a single-chip radio and
baseband IC for Bluetooth 2.4GHz systems including EDR to 3Mbps. Dedicated signal and
baseband processing is included for full Bluetooth operation. The CSR BlueCore® CSR8510
support the Bluetooth stack up to the HCI layer and the radio. The radio and baseband also
supports High Speed and the Bluetooth v4.0 radio.

TETRA Bluetooth Radio Module
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Copyright Unigen Corporation, 2011
Functional Block Diagram
Figure 1: TETRA Module Block Diagram

TETRA Bluetooth Radio Module
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support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
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Copyright Unigen Corporation, 2011
CONNECTOR PIN ASSIGNMENT
Figure 2: TETRA Pin Location and Descriptions
PIN Description
1 3.3V
2 GND
3 USB_P
4 USB_N
5 LED_DRV
6 NC

TETRA Bluetooth Radio Module
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support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
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Copyright Unigen Corporation, 2011
PIN FUNCTIONS
Table 1: TETRA Pin Functions
Pin Signal Name Type Description
1 3.3V PWR Module power supply
2 Ground GND Module Ground
3 USB_P I/O USB+ Data Line
4 USB_N I/O USB- Data Line
5 LED_DRV I/O LED Drive Pin
6 NC - Not Connected

TETRA Bluetooth Radio Module
Solutions for a Real Time World Datasheet
Re-Tek - xxxx - 11 - 45388 Warm Springs Blvd. Fremont, CA 94539
support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
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Copyright Unigen Corporation, 2011
ABSOLUTE MAXIMUM RATINGS
Table 2: Absolute Maximum Ratings
Definition Min Max Unit
3.3 Supply Voltage 2.3 4.8 V
Storage Temperature -40 +85 °C
These are stress ratings only. Exposure to stresses beyond these maximum ratings may
cause permanent damage to, or affect the reliability of this module. Avoid using the module
outside the recommended operating conditions defined below. This module is ESD sensitive
and should be handled and/or used in accordance with proper ESD mitigation.
RECOMMENDED OPERATING CONDITIONS
Table 3: Recommended Operating Conditions
Description Value
Min Typ Max Uni
t
Supply Voltage 2.4 3.3 4.9 Vdc
Operating Temp.
Range 0 25 85 °C
Ground Voltage -0.4 0 +0.4 Vdc

TETRA Bluetooth Radio Module
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Re-Tek - xxxx - 12 - 45388 Warm Springs Blvd. Fremont, CA 94539
support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
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Copyright Unigen Corporation, 2011
RF CHARACTERISTICS
Table 4: RF Characteristics
Parameter Specifications Units
RF output power + 9 dBm
Receiver sensitivity - 90 dBm

TETRA Bluetooth Radio Module
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support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
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Copyright Unigen Corporation, 2011
AGENCY CERTIFICATIONS (PRE-SCAN)
TBD
FCC REGULATORY COMPLIANCE STATEMENT
FCC warning statements:
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
o
This device may not cause harmful interference, and
o
This device must accept any interference received, including interference that may
cause undesired operation.
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment. End users must follow the specific operating instructions for satisfying RF
exposure compliance. This transmitter must not be co-located or operating in conjunction
with any other antenna or transmitter.
Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.
When integrated into a host equipment the host equipment should clearly display a label
stating “this product contains FCC ID: R8KUGWT1BL1”
The final Host product using this module will be subject to verification to FCC CFR 47 Part
15B
BLUETOOTH COMPLIANCE
TBD

TETRA Bluetooth Radio Module
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support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
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Copyright Unigen Corporation, 2011
FUNCTIONAL OVERVIEW
TETRA Hardware Functional Description
The TETRA is a complete Radio Transceiver Module operating in the license free ISM (Industrial
Scientific and Medical) 2.4GHz band. The TETRA module is equipped with a crystal oscillator and
BALUN, Filter and a printed double helix antenna. TETRA incorporates CSR’s BlueCore®
CSR8510 chipset that is fully compliant to the Bluetooth v2.1+EDR, v3.0+HS and v4.0
specifications.
The full speed USB interface, power, and ground lines are connected via a XSR JST, low profile
connector. The USB interface communicates with an external host running the upper Bluetooth
stack defined by the Host Controller Interface (HCI) layer in the Bluetooth specifications. The USB
interface is used to send HCI commands and events to and from the external host to TETRA
module.
Asynchronous and Synchronous Bluetooth data is sent between the module and external host via
the USB interface as well. Asynchronous data is sent and received over an Asynchronous packet
switched RF link defined by the Bluetooth specification as “Asynchronous ConnectionLess” (ACL).
Synchronous data such as audio data uses “Synchronous Connection Oriented” (SCO) circuit
switched RF links defined by the Bluetooth specification. ACL data links can retransmit lost or
corrupted data continuously due to the packet switched connection. SCO data can provide fast
reliable continuous synchronous data over the circuit-switched RF link. SCO over the USB is
supported.

TETRA Bluetooth Radio Module
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BLUETOOTH SOFTWARE STACK
The TETRA module is supplied with Bluetooth v4.0 specification qualified HCI stack firmware and
also supplied with enhanced application software for PC environments.
The figure below shows an example implementation. An internal processor runs the Bluetooth
stack up to the HCI. The host processor must provide all upper layers including the application.
Figure 3: TETRA Bluetooth HCI Stack

TETRA Bluetooth Radio Module
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Key Features of the HCI Stack
The Tetra module supports the following Bluetooth v2.1 + EDR, v3.0, V4.0 functionality:
Secure simple pairing
Sniff subrating
Encryption pause resume
Packet boundary flags
Encryption
Extended inquiry response
Enhanced Power Control
Enhanced USB HCI Transports
HCI Read Encryption Key Size command
Unicast Connectionless Data
Adaptive frequency hopping (AFH), including classifier
Faster connection - enhanced inquiry scan (immediate FHS response)
LMP improvements
Parameter ranges
Adaptive Frequency Hopping (AFH) as Master and Automatic Channel Classification
Fast Connect - Interlaced Inquiry and Page Scan plus RSSI during Inquiry
Extended SCO (eSCO), eV3 +CRC, eV4, eV5
SCO handle
Synchronization

TETRA Bluetooth Radio Module
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Copyright Unigen Corporation, 2011
The TETRA module also contains extra application software designed for PC environments:
LED control:
o Support for a configurable LED drive indicating Bluetooth radio operation
o Configurable LED flash patterns for each radio state
Hardware RF kill:
o Typically for Flight Mode applications, this disables RF activity depending on a PIO
state
Software RF kill:
o Typically for Flight Mode applications, this disables RF activity using HCI commands
from the USB host
o State is optionally maintained through reboot

TETRA Bluetooth Radio Module
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support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
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Copyright Unigen Corporation, 2011
USB INTERFACE
The TETRA module has a full-speed (12Mbps) USB interface for communicating with other
compatible digital devices. The USB interface on TETRA acts as a USB peripheral responding to
requests from a master host controller. TETRA supports the Universal Serial Bus Specification,
Revision v2.0 (USB v2.0 Specification) available from http://www.usb.org.
POWER CONSUMPTION
Table 5: Operating Power Consumption Figures
Operation Mode Connection Type Average Unit
Page scan, time interval 1.28s - TBD mA
Inquiry and page scan, time interval 1.28s - TBD mA
ACL no traffic Master TBD mA
ACL with file transfer Master TBD mA
ACL 40ms sniff Master TBD mA
ACL 1.28s sniff Master TBD mA
eSCO EV5 Master TBD mA
eSCO EV3 Master TBD mA
eSCO EV3 - hands-free - setting S1 Master TBD mA
SCO HV1 Master TBD mA
SCO HV3 Master TBD mA
SCO HV3 30ms sniff Master TBD mA
ACL no traffic Slave TBD mA
ACL with file transfer Slave TBD mA
ACL 40ms sniff Slave TBD mA
ACL 1.28s sniff Slave TBD mA
eSCO EV5 Slave TBD mA
eSCO EV3 Slave TBD mA
eSCO EV3 - hands-free - setting S1 Slave TBD mA
SCO HV1 Slave TBD mA
SCO HV3 Slave TBD mA
SCO HV3 30ms sniff Slave mA
Standby host connection (Deep-Sleep) - µA
Reset (active low) - µA
Note Conditions: 20ºC, +VBT = 3.15V, +VBT = 3.15V, UART BAUD rate = 115.2kbps.

TETRA Bluetooth Radio Module
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Table 6: Peak Current
Typical Peak Current @ 20ºC
Device Activity/State Current (mA)
Peak current during cold boot TBD
Peak TX current Master TBD
Peak RX current Master TBD
Peak TX current Slave TBD
Peak RX current Slave TBD
Conditions
RF output power TBD

TETRA Bluetooth Radio Module
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Re-Tek - xxxx - 20 - 45388 Warm Springs Blvd. Fremont, CA 94539
support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
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Copyright Unigen Corporation, 2011
MECHANICAL DRAWINGS
Figure 4: TETRA Mechanical Drawing

TETRA Bluetooth Radio Module
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Re-Tek - xxxx - 21 - 45388 Warm Springs Blvd. Fremont, CA 94539
support@unigen.com TEL: (510) 668.2088 FAX: (510) 661.2788
http://www.unigen.com Customer Comment Line: (800) 826.0808
Copyright Unigen Corporation, 2011
CONTACT INFORMATION
CORPORATE HEADQUARTERS
Unigen Corporation
45388 Warm Springs Boulevard
Fremont, CA 94539
Telephone: 1 (510) 688-2088
Fax: 1 (510) 668-2788
Email: Support@unigen.com
Web: www.unigen.com
Toll Free:1 (800) 826-0808