Barrot Technology IVTI145 Bluetooth Module User Manual

IVT Wireless i145 Programming Manual

April 13, 2016

Version 4.5

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REVISION HISTORY

REVISION AMENDMENT DATE AUTHOR

1.0

Initial version 2013-10-13

Biao Han

Ruixue Huang

1.1 Delete MW command

Delete CV command

Update BTC interfaces

2013-11-6 Wenqing Qiu

1.2 Update BTC events 2013-12-04 Biao Han

1.3 Add phonebook commands 2013-12-09 Biao Han

1.4 Add call history commands

Update phonebook indications

Add BTC commands

Add mobile phone name commands

2013-12-18 Wenqing Qiu

1.5 Delete MR command

Delete CA indication

2013-12-24 Wenqing Qiu

1.6 Add mobile phone model and

manufacturer indication

(IO and IM)

Update HK command’s description,

and add example

2014-01-04 Wenqing Qiu

1.7 Update CB command

Add HE command

Add HE indication

2014-01-08 Wenqing Qiu

1.8 Add HA/HB indication 2014-01-09 Wenqing Qiu

1.9 Add CC indication 2014-01-16 Wenqing Qiu

2.0 Update IS command

Add CR command

Add MJ command

Add PC command’s description

Add PW command

2014-03-14 Wenqing Qiu

2.1 Add volume control commands 2014-03-14 Biao Han

2.2 Define the max length of local device

name parameter in commands and

indications

2014-04-03 Wenqing Qiu

2.3 Add HG command

Delete screen being related

instructions

2014-07-08 Jinsheng Cheng

2.4 Add command s and indications:

1) Device Discovery

2014-07-21 Minjue Zhu

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2) Message Access Profile

3) Object Push Profile

2.5 Add command s and indications for

AVRCP_1.4

2014-07-21 Wenqing Qiu

2.6 Add SPP CMD 2014-08-11 Laijun Yan

2.7 Modify AVRCP_1.4 commands and

indications

2014-08-28 Biao Han

2.8 update AT CMD 2014-09-28 Rechael

2.9 Add GATT CMD 2014-11-18 Faxing Cui

3.0 Update SPP Command 2014-11-25 Biao Han

3.1 Delete GATT CMD

IVT will release new interface for LE

2014-12-08 Rechael

3.2 Routine maintenance 2015-03-20 Biao Han

3.3 Revision 2015-03-29 Zhu Minjue

3.4 Add GT event

Add GMG event

2015-03-30 Faxing Cui

3.5 Add IU event

Add MS event

2015-3-31 Liangyu Hua

Minjue Zhu

3.6 Add GPC/GPD/GPF command

Modify the PB/MX/ML format of

event parameter

2015-04-28 Faxing Cui

3.7 Remove the invalid command and

event

2015-06-29 Biao Han

3.8 Modify some commands of

BTC(HA/HB).

Add BTC event(CA/CB).

2015-07-27 Biao Han

3.9 Add some command for 3-way

calls(CI/CJ/CK)

Add some event for 3-way

calls(IP/IQ/IT)

2015-07-28 Biao Han

4.0 Add FTP OPP PAN DUN GATT Profiles

interface

2015-09-25 Faxing Cui

Liangyu Hua

4.1 Modify FTP command and event: FB,

FK, FP, FG

Add FTP->FL command

Modify KC event

Add Bluetooth switch command

2015-11-17 Faxing Cui

4.2 Add MP indication: APTX status

Add MY command: Set current

ongoing mic gain value

2015-12-10 Stefan Deng

Rechael

4.3 Add the common command-reply

indication

2016-01-04 Minjue Zhu

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Remove IN Indication

Add pairing status indication: GPB

Add number of PBAP items

indication: PE

Add <addr> parameter for indication:

GPF

4.4 Add mic gain indication: IG

Update IS indication:

Add firmware information.

Add get services list (AT#GS\GL)

Add pbap filter(AT#PM)

Add pbap rawData Event(PR)

Add network signal status(IL)

Add roaming status(IH)

2016-01-29

2016-03-03

Faxing Cui

Minjue Zhu

Liangyu Hua

4.5 Correct the length of the D indication 2016-04-13 Faxing Cui

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Contents

Contents ............................................................................................................................................ 5

1. Introduction ............................................................................................................................ 11

1.1 General Characteristics ........................................................................................... 11

1.2 Command ................................................................................................................ 12

1.3 Indication................................................................................................................. 12

1.3.1 Command Reply Event ................................................................................... 12

2. Command & Indication ........................................................................................................... 14

2.1 Initialization ....................................................................................................................... 14

2.1.1 Command ........................................................................................................ 14

2.1.2 Indication ......................................................................................................... 14

2.1.2.1 IS ................................................................................................................... 14

2.2 Device Discovery ..................................................................................................... 14

2.2.1 Command ........................................................................................................ 14

2.2.1.1 GD ................................................................................................................. 14

2.2.1.2 GC.................................................................................................................. 14

2.2.1.3 GS ................................................................................................................. 15

2.2.2 Indication ......................................................................................................... 15

2.2.2.1 GS .................................................................................................................. 15

2.2.2.2 GF .................................................................................................................. 15

2.2.2.3 GU ................................................................................................................. 16

2.2.2.4 GE .................................................................................................................. 16

2.2.2.5 GL ...................................................................................................................... 16

2.3 Hands-free (HFP) ..................................................................................................... 17

2.3.1 Command ........................................................................................................

17

2.3.1.1 CA .................................................................................................................. 17

2.3.1.2 CB .................................................................................................................. 17

2.3.1.3 CC .................................................................................................................. 17

2.3.1.4 CD .................................................................................................................. 18

2.3.1.5 CE .................................................................................................................. 18

2.3.1.6 CF .................................................................................................................. 18

2.3.1.7 CG.................................................................................................................. 18

2.3.1.8 CH .................................................................................................................. 19

2.3.1.9 CI ................................................................................................................... 19

2.3.1.10 CJ .......................................................................................................... 19

2.3.1.11 CK .......................................................................................................... 19

2.3.1.12 CM ........................................................................................................ 20

2.3.1.13 CO ......................................................................................................... 20

2.3.1.14 CR.......................................................................................................... 20

2.3.1.15 CW ........................................................................................................ 20

2.3.1.16 CX .......................................................................................................... 20

2.3.1.17 CY .......................................................................................................... 21

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2.3.2 Indication ......................................................................................................... 21

2.3.2.1 II .................................................................................................................... 21

2.3.2.2 IJ .................................................................................................................... 21

2.3.2.3 IV ................................................................................................................... 21

2.3.2.4 IA ................................................................................................................... 22

2.3.2.5 IB ................................................................................................................... 22

2.3.2.6 IC ................................................................................................................... 22

2.3.2.7 ID ................................................................................................................... 23

2.3.2.8 IF ................................................................................................................... 23

2.3.2.9 IR ................................................................................................................... 23

2.3.2.10 IM ......................................................................................................... 23

2.3.2.11 IO .......................................................................................................... 24

2.3.2.12 IG .......................................................................................................... 24

2.3.2.13 IH .......................................................................................................... 24

2.3.2.14 IL ........................................................................................................... 24

2.3.2.15 MC ........................................................................................................ 25

2.3.2.16 MD ........................................................................................................ 25

2.3.2.17 MG ........................................................................................................ 25

2.3.2.18 IE ........................................................................................................... 26

2.3.2.19 IX ........................................................................................................... 26

2.3.2.20 IY ........................................................................................................... 26

2.3.2.21 IW ......................................................................................................... 26

2.3.2.22 IU .......................................................................................................... 27

2.3.2.23 IP ........................................................................................................... 27

2.3.2.24 IQ .......................................................................................................... 27

2.3.2.25 IT ........................................................................................................... 28

2.4 Advanced Audio Streaming (A2DP/AVRCP) ............................................................. 28

2.4.1 Command ........................................................................................................ 28

2.4.1.1 MA ................................................................................................................ 28

2.4.1.2 MB ................................................................................................................. 28

2.4.1.3 MD ................................................................................................................ 29

2.4.1.4 ME ................................................................................................................. 29

2.4.1.5 MV ................................................................................................................ 29

2.4.1.6 MO ................................................................................................................ 29

2.4.1.7 MI .................................................................................................................. 29

2.4.1.8 MJ ................................................................................................................. 30

2.4.1.9 RA .................................................................................................................. 30

2.4.1.10 RB ......................................................................................................... 30

2.4.1.11 RC.......................................................................................................... 30

2.4.1.12 RD ......................................................................................................... 31

2.4.1.13 RE .......................................................................................................... 31

2.4.2 Indication ......................................................................................................... 31

2.4.2.1 MA ................................................................................................................ 31

2.4.2.2 MB ................................................................................................................. 32

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2.4.2.3 MO ................................................................................................................ 32

2.4.2.4 MY ................................................................................................................. 32

2.4.2.5 MU ................................................................................................................ 32

2.4.2.6 ML ................................................................................................................. 33

2.4.2.7 RA .................................................................................................................. 33

2.4.2.8 RB .................................................................................................................. 33

2.4.2.9 RC .................................................................................................................. 34

2.4.2.10 RF .......................................................................................................... 34

2.4.2.11 RI ........................................................................................................... 34

2.4.2.12 RL .......................................................................................................... 34

2.4.2.13 RN ......................................................................................................... 35

2.4.2.14 RP .......................................................................................................... 35

2.4.2.15 MP ........................................................................................................ 35

2.5 Bluetooth Touch Control (BTC) ................................................................................ 36

2.5.1 Command ........................................................................................................ 36

2.5.1.1 HA ................................................................................................................. 36

2.5.1.2 HB.................................................................................................................. 36

2.5.1.3 HK .................................................................................................................. 36

2.5.1.4 HR.................................................................................................................. 37

2.5.2 Indication ......................................................................................................... 37

2.5.2.1 HA ................................................................................................................. 37

2.5.2.2 HB.................................................................................................................. 38

2.5.2.3 CA .................................................................................................................. 38

2.5.2.4 CB .................................................................................................................. 38

2.6 Phonebook & Call History(PBAP) ............................................................................ 38

2.6.1 Command ........................................................................................................ 38

2.6.1.1 PA .................................................................................................................. 38

2.6.1.2 PW ................................................................................................................. 39

2.6.1.3 PM ................................................................................................................. 39

2.6.2 Indication ......................................................................................................... 40

2.6.2.1 PS .................................................................................................................. 40

2.6.2.2 PB .................................................................................................................. 40

2.6.2.3 PE .................................................................................................................. 41

2.6.2.4 PC .................................................................................................................. 42

2.6.2.5 PR ...................................................................................................................... 42

2.7 Message Access Profile (MAP) ................................................................................ 42

2.7.1 Command ........................................................................................................ 42

2.7.1.1 AC .................................................................................................................. 42

2.7.1.2 AD ................................................................................................................. 43

2.7.1.3 AS .................................................................................................................. 43

2.7.1.4 AG ................................................................................................................. 43

2.7.1.5 AL .................................................................................................................. 44

2.7.2 Indication ......................................................................................................... 44

2.7.2.1 AC .................................................................................................................. 44

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2.7.2.2 AG ................................................................................................................. 44

2.7.2.3 AL .................................................................................................................. 45

2.7.2.4 AN ................................................................................................................. 46

2.8 Serial Port Profile(SPP) ............................................................................................ 46

2.8.1 Command ........................................................................................................ 46

2.8.1.1 SC .................................................................................................................. 46

2.8.1.2 SD .................................................................................................................. 47

2.8.1.3 SJ ................................................................................................................... 47

2.8.1.4 SK .................................................................................................................. 47

2.8.1.5 D .................................................................................................................... 47

2.8.2 Indication ......................................................................................................... 48

2.8.2.1 SC .................................................................................................................. 48

2.8.2.2 SD .................................................................................................................. 48

2.8.2.3 SJ ................................................................................................................... 48

2.8.2.4 SK .................................................................................................................. 49

2.8.2.5 D .................................................................................................................... 49

2.9 Others ...................................................................................................................... 49

2.9.1 Command ........................................................................................................ 49

2.9.1.1 MM ............................................................................................................... 49

2.9.1.2 MN ................................................................................................................ 50

2.9.1.3 MX ................................................................................................................. 50

2.9.1.4 MR ................................................................................................................. 50

2.9.1.5 MZ ................................................................................................................. 50

2.9.1.6 MF ................................................................................................................. 51

2.9.1.7 MG ................................................................................................................ 51

2.9.1.8 MH ................................................................................................................ 51

2.9.1.9 MP ................................................................................................................. 51

2.9.1.10 MQ ........................................................................................................ 51

2.9.1.11 GPC ....................................................................................................... 52

2.9.1.12 GPD ....................................................................................................... 52

2.9.1.13 GPF ....................................................................................................... 52

2.9.1.14 MY ........................................................................................................ 52

2.9.2 Indication ......................................................................................................... 53

2.9.2.1 MX ................................................................................................................. 53

2.9.2.2 MF ................................................................................................................. 53

2.9.2.3 MZ ................................................................................................................. 53

2.9.2.4 MM ............................................................................................................... 54

2.9.2.5 MN ................................................................................................................ 54

2.9.2.6 MS ................................................................................................................. 54

2.9.2.7 GT .................................................................................................................. 54

2.9.2.8 GPB ............................................................................................................... 55

2.10 File Transfer Protocol(FTP) ...................................................................................... 55

2.10.1 Command ........................................................................................................ 55

2.10.1.1 FA .......................................................................................................... 55

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2.10.1.2 FB .......................................................................................................... 55

2.10.1.3 FC .......................................................................................................... 56

2.10.1.4 FD.......................................................................................................... 56

2.10.1.5 FG ......................................................................................................... 56

2.10.1.6 FP .......................................................................................................... 57

2.10.1.7 FH.......................................................................................................... 57

2.10.1.8 FL .......................................................................................................... 57

2.10.1.9 FR .......................................................................................................... 58

2.10.2 Indicate ............................................................................................................ 58

2.10.2.1 FB .......................................................................................................... 58

2.10.2.2 FC .......................................................................................................... 59

2.10.2.3 FE .......................................................................................................... 59

2.10.2.4 FG ......................................................................................................... 60

2.10.2.5 FH.......................................................................................................... 60

2.10.2.6 FL .......................................................................................................... 60

2.10.2.7 FK .......................................................................................................... 60

2.10.2.8 FP .......................................................................................................... 61

2.10.2.9 FR .......................................................................................................... 61

2.11 Object Push(OPP) .................................................................................................... 61

2.11.1 Command ........................................................................................................ 61

2.11.1.1 #OS ....................................................................................................... 61

2.11.1.2 #OP ....................................................................................................... 62

2.11.2 Indicate ............................................................................................................ 62

2.11.2.1 OUS ....................................................................................................... 62

2.11.2.2 OUI ........................................................................................................ 62

2.11.2.3 OUC....................................................................................................... 62

2.11.2.4 OUB ...................................................................................................... 63

2.12 Dial-up Networking(DUN) ....................................................................................... 63

2.12.1 Command ........................................................................................................ 63

2.12.1.1 UC ......................................................................................................... 63

2.12.1.2 UD ......................................................................................................... 63

2.12.2 Indicate ............................................................................................................ 64

2.12.2.1 US ......................................................................................................... 64

2.13 Personal Area Networking(PAN) .............................................................................. 64

2.13.1 Command ........................................................................................................ 64

2.13.1.1 NC ......................................................................................................... 64

2.13.1.2 ND ......................................................................................................... 64

2.13.2 Indicate ............................................................................................................ 65

2.13.2.1 NS ......................................................................................................... 65

2.13.2.2 NB ......................................................................................................... 65

2.14 Generic Attribute Profile(GATT) .............................................................................. 65

2.14.1 Command ........................................................................................................ 65

2.14.1.1 KC .......................................................................................................... 65

2.14.1.2 KE .......................................................................................................... 66

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2.14.1.3 KF .......................................................................................................... 66

2.14.1.4 L ............................................................................................................ 66

2.14.2 Indicate ............................................................................................................ 67

2.14.2.1 KC .......................................................................................................... 67

2.14.2.2 KE .......................................................................................................... 67

2.14.2.3 KF .......................................................................................................... 67

2.14.2.4 L ............................................................................................................ 68

2.15 Bluetooth Switch ..................................................................................................... 68

2.15.1 Command ........................................................................................................ 68

2.15.1.1 BE .......................................................................................................... 68

2.15.2 Indicate ............................................................................................................ 68

2.15.2.1 TS .......................................................................................................... 68

3. Bluetooth Technology Best Developed Corporation ............................................................... 69

4. Contact Information ................................................................................................................ 69

5. Copyright ................................................................................................................................. 70

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1. Introduction

i145 is one of i-series products by IVT. i145 is compatible with Bluetooth specification

version 4.1 dual mode. It integrates hardware echo cancellation (latest CVC), stereo decoder,

Bluetooth controller, etc., a completed Bluetooth subsystem for Car Kit.i145 product supports

HF/HS, A2DP/AVRCP, PBAP, HID, IAP2, PB Sync, PAN, FTP, OPP, SPP, DUN profiles. It provides

UART interface, stereo speaker outputs, microphone inputs and power. i145 can be

programming through AUDSDK or AT CMD interface for Car Kit application.

i145 supports the mainly phones. Such as iPhone, Android, Nokia, Sony Ericsson, Samsung,

Motorola, LG,Blackberry, Oppo, K-touch,MTK, Mstar and Spreadtrum.

1.1 General Characteristics

Product BlueLet-series Bluetooth Module

model i145

Bluetooth Specification Bluetooth v4.1 dual mode, Class II

Frequency Band 2.4~2.48GHz

Modulation Method GFSK, π/4DQPSK,8DPSK, 0.5BT Gaussian

Maximum Data Rate 4Mbps

RF Input Impedance 50 ohms

Crystal OSC 26MHz

Interface UART, Speaker, Microphone

Profiles HS/HF, A2DP, AVRCP, PBAP, PB Sync, HID, PAN and FTP/OPP/SPP Profiles

Operation Range 10 meters (33 feet)

Sensitivity -84dBm@0.1%BER

Transmit power 6dBm Typ.

Connectivity Point to Multi-Point

Audio Specification

16-bit DSP w/ Hardware

Accelerator

80 MIPs Kalimba DSP coprocessor

Powerful AEC 60dB

communication full-duplex

Acoustic echo tail length

coverage

64 to 100ms

Dimension

Dimension 35mm×25mm×1.2mm(Tolerance:±0.2mm)

Power

Supply Voltage 5V DC

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Operation Environment

Temperature -40ºC to +85ºC

Certifications BQB, CExxx FCC :S78-IVTi145

1.2 Command

AT#<command>[<parameter>]<CR><LF>

AT# Prefix

<command> Command, e.g.: CW

[<parameter>] Parameters(Optional),e.g:AT#CW10086\r\n to

dial 10086.

<CR><LF> Suffix

D#<parameter length>[<parameter>]<CR><LF>

D# Prefix

<parameter length> The length of parameter data

[<parameter>] Parameters(Optional) data.

<CR><LF> Suffix

1.3 Indication

1.3.1 Command Reply Event

Indication E<Status><CMD><CR><LF>

Description The reply event of specified command.

Parameter status Indicates whether the command is executed successfully.

0x00 – The command and its parameter are valid. Bluetooth

Stack executes it successfully.

Other – Error code.

< indication > Indication, e.g.: MX

[<parameter>] Parameters(Optional)

<CR><LF> Suffix

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CMD The command this indication replies to.

Comments This indication will be generated immediately after BT stack determines to

execute the associated command. For these commands with result, The result

may arrive later.

e.g. E00GD\r\n. Discover command has been executed.

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2. Command & Indication

2.1 Initialization

2.1.1 Command

2.1.2 Indication

2.1.2.1 IS

Indication IS<version><CR><LF>

Description Bluetooth start complete.

Parameter version A string indicates software and firmware version

information. They are concatenated by “#”.

Comments ISBSE_AUD_2.1.0.1#00102001

2.2 Device Discovery

2.2.1 Command

2.2.1.1 GD

Indication AT#GD<CR><LF>

Description Start device discovery.

Parameter - -

Comments -

2.2.1.2 GC

Indication AT#GC<CR><LF>

Description Cancel the device discovery procedure.

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Parameter - -

Comments -

2.2.1.3 GS

Indication AT#GS<addr><CR><LF>

Description Gets the Bluetooth service supported by the specified Bluetooth device.

Parameter addr The Bluetooth address of remote device. Sixteen

hexadecimal ASCII characters.

Comments 例：AT#GS001122334455

Get services list of the remote device with address 001122334455.

2.2.2 Indication

2.2.2.1 GS

Indication GS<CR><LF>

Description Discovery started.

Parameter - -

Comments -

2.2.2.2 GF

Indication GF<Address><Paired><Class of device><Name><CR><LF>

Description Report a remote device discovered.

Parameter Address 12 hex digits, represents the Bluetooth address of the found

device.

Paired 1 decimal digit. Indicates that whether the found device has

paired with local device. 1 indicates paired, 0 indicates not

paired.

Class of device 8 hex digits, represents the class of device of the found

device.

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Name The name of the found device.

Comments e.g.: GF0015830A0E4E000120104zhuminjue-PC

2.2.2.3 GU

Indication GU<Address><Paired><Name><CR><LF>

Description Report a remote device’s name has updated.

Parameter Address 12 hex digits, represents the Bluetooth address of the

device.

Paired 1 decimal digit. Indicates that whether the device has paired

with local device. 1 indicates paired, 0 indicates not paired.

Name The updated name of the device.

Comments e.g.: GU0015830A0E4E0zhuminjue-PC

2.2.2.4 GE

Indication GE<result><CR><LF>

Description Report the discovery procedure finished.

Parameter result The result of the discovery. 0 if success, error code if failed.

Comments e.g.: Search complete: GE0\r\n

2.2.2.5 GL

Indication GL<addr><count><uuids><CR><LF>

Description Services UUID list

Parameter addr Bluetooth address

count The count of uuids

uuids Uuid lists(4*count)

Comments 例：GL7014A67101DC0811321116110E110C110A112F111F1000

Get 8 services from the Bluetooth address 7014A67101DC, respectively:

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1132、1116、110E、110C、110A、112F、111F、1000

2.3 Hands-free (HFP)

2.3.1 Command

2.3.1.1 CA

Command AT#CA<CR><LF>

Description Enter pairing mode.

Parameter - -

Comments -

2.3.1.2 CB

Command AT#CB<CR><LF>

Description Exit pairing mode.

Parameter - -

Comments -

2.3.1.3 CC

Command AT#CC[<index>][<mac>]<CR><LF>

Description Establish HFP connection.

Parameter index 1~8. Connected mobile phone index (can be required with

#MX).

mac 12 hex digits, represents the Bluetooth address of the

device.

Comments -AT#CC<index><CR><LF>

Specify the index of the device you want to connect.

e.g.:AT#CC1\r\n

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-AT#CC<mac><CR><LF>

Specify the Bluetooth address of the device you want to connect.

e.g.:AT#CC980C82146331\r\n

-AT#CC<CR><LF>

Connect to the latest connected device.

e.g.: AT#CC\r\n

2.3.1.4 CD

Command AT#CD<CR><LF>

Description Release the current HFP connection.

Parameter - -

Comments -

2.3.1.5 CE

Command AT#CE<CR><LF>

Description Answer the incoming call.

Parameter - -

Comments -

2.3.1.6 CF

Command AT#CF<CR><LF>

Description Reject the incoming call.

Parameter - -

Comments -

2.3.1.7 CG

Command AT#CG<CR><LF>

Description Hung up the call.

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Parameter - -

Comments -

2.3.1.8 CH

Command AT#CH<CR><LF>

Description Redial.

Parameter - -

Comments -

2.3.1.9 CI

Command AT#CI<CR><LF>

Description Release all held calls or sets User Determined User Busy for a waiting call.

Parameter - -

Comments -

2.3.1.10 CJ

Command AT#CJ<CR><LF>

Description Release all active calls (if any exist) and accepts the other (held or waiting) call.

Parameter - -

Comments -

2.3.1.11 CK

Command AT#CK<CR><LF>

Description Places all active calls (if any exist) on hold and accepts the other (held or

waiting) call.

Parameter - -

Comments -

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2.3.1.12 CM

Command AT#CM<ctl><CR><LF>

Description Mute/Un-mute microphone.

Parameter ctl ‘0’: unmute Microphone； ‘1’: mute Microphone

Comments Mute the Microphone: AT#CM1\r\n

2.3.1.13 CO

Command AT #CO<CR><LF>

Description Voice channel switch.

Parameter - -

Comments -

2.3.1.14 CR

Command AT#CR<code><CR><LF>

Description Enable/Disable mobile phone’s voice recognition feature.

Parameter code 0 Disable mobile phone’s voice recognition feature.

1 Enable mobile phone’s voice recognition feature.

Comments e.g.: enable the mobile phone’s voice recognition: AT#CR1\r\n

2.3.1.15 CW

Command AT#CW<number><CR><LF>

Description Dial number.

Parameter number call number.

Comments e.g:AT#CW13800138000\r\n

2.3.1.16 CX

Command AT#CX<DTMF><CR><LF>

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Description Send DTMF.

Parameter DTMF The DTMF character.

Comments e.g.:Send the ‘1’ character: AT#CX1\r\n

2.3.1.17 CY

Command AT#CY<CR><LF>

Description Inquire HFP statues.

Parameter - -

Comments The status report by the indication “MG”

2.3.2 Indication

2.3.2.1 II

Indication II<CR><LF>

Description Enter pairing mode.

Parameter - -

Comments -

2.3.2.2 IJ

Indication IJ<CR><LF>

Description Exit pairing mode.

Parameter - -

Comments -

2.3.2.3 IV

Indication IV<address><CR><LF>

Description HFP connection is establishing.

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Parameter address 12 hex digits, represents the Bluetooth address of the

device.

Comments e.g.: IV0015830407EF\r\n

2.3.2.4 IA

Indication IA< address ><CR><LF>

Description HFP connection Released.

Parameter address 12 hex digits, represents the Bluetooth address of the

device.

Comments e.g.: IA0015830407EF\r\n

2.3.2.5 IB

Indication IB<address><outgoing><CR><LF>

Description HFP connection established.

Parameter address 12 hex digits, represents the Bluetooth address of the

device.

outgoing The connection role: ‘1’-Active connection, ‘0’-Passive

connection.

Comments e.g.: IB0015830407EF1\r\n

2.3.2.6 IC

Indication IC[<number>]<CR><LF>

Description A call is outgoing.

Parameter number Number of the outgoing call.

Comments IC<number><CR><LF>

e.g:IC10086\r\n

IC<CR><LF>

Without number: e.g.: IC\r\n

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2.3.2.7 ID

Indication ID[<number>]<CR><LF>

Description A call is incoming.

Parameter number Number of the incoming call.

Comments ID<number><CR><LF>

e.g:ID10086\r\n

ID<CR><LF>

Without number：e.g.: ID\r\n

2.3.2.8 IF

Indication IF<CR><LF>

Description A call is ended.

Parameter - -

Comments -

2.3.2.9 IR

Indication IR[<number>]<CR><LF>

Description A call is accepted.

Parameter number Number of the accepted call

Comments IR<number><CR><LF>

e.g:IR10086\r\n

IR<CR><LF>

Without number：e.g.: IR\r\n

2.3.2.10 IM

Indication IM<name><CR><LF>

Description Mobile phone’s manufacturer.

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Parameter name Mobile phone’s manufacturer.

Comments Report the remote device manufacturer name: INApple Inc.\r\n

2.3.2.11 IO

Indication IO<name><CR><LF>

Description Mobile phone’s model.

Parameter name Mobile phone’s model.

Comments Report the remote device model: IOiPhone 6\r\n

2.3.2.12 IG

Indication IG<gain><CR><LF>

Description Report local device mic gain

Parameter gain Mic gain value, 2 hex digits.

Comments Report local device mic gain: IG0E\r\n

2.3.2.13 IH

Indication IH<val><CR><LF>

Description Indicates the roaming status of current connected mobile phone.

Parameter val 0 Non roaming

1 Roaming

Comments E.g. IH0\r\n Indicates that the current mobile phone is not in roaming state

2.3.2.14 IL

Indication IL<val><CR><LF>

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Description indicates whether the current connected mobile phone support cellular networks

Parameter val 1 available

0 Unavailable

Comments E.g. IL0\r\n

Mobile phone support cellular network.

2.3.2.15 MC

Indication MC<CR><LF>

Description SCO connection established.

Parameter - -

Comments -

2.3.2.16 MD

Indication MD<CR><LF>

Description SCO connection released.

Parameter - -

Comments -

2.3.2.17 MG

Indication MG<code><CR><LF>

Description Report HFP status.

Parameter code Range: 0-6

0：Init

1：Ready

2：Connecting

3：Connected

4：Outgoing

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5：Incoming

6：Ongoing

Comments e.g.: MG6\r\n

2.3.2.18 IE

Indication IE<type><CR><LF>

Description Report the ring status.

Parameter type ‘00’ mean play local default ring tone, ‘01’mean play

phone’s ring tone.

Comments Play phone’s ring tone: IE01\r\n

2.3.2.19 IX

Indication IX<network_operator><CR><LF>

Description Report the network operator name of mobile phone.

Parameter network_operator The network operator name of mobile phone.

Comments e.g.: IX0,China Mobile\r\n

2.3.2.20 IY

Indication IY<strength><CR><LF>

Description Report the signal strength of mobile phone.

Parameter strength Signal strength of mobile phone(2 decimal digits, range

‘00’-‘05’)

Comments The mobile phone signal strength is changed: IY04\r\n

2.3.2.21 IW

Indication IX<battery><CR><LF>

Description Report the battery of mobile phone.

Parameter battery Battery of mobile phone(2 decimal digits, range ‘00’-‘05’)

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Comments The mobile phone battery is changed: IW04\r\n

2.3.2.22 IU

Indication IU<Subscriber Number><CR><LF>

Description Report the Subscriber Number of mobile phone.

Parameter Subscriber

Number Subscriber Number of mobile phone.

Comments e.g. : IU8618101211535\r\n

2.3.2.23 IP

Indication IP<idx>|<status>|<number><CR><LF>

Description Report the current inbound call with a third party.

Parameter Idx The index of current call (1,2…).

status The status of current call, fixed 5.

number The third call’ number.

Comments e.g.: A new incoming call is arrived: IP2|5|15512345678\r\n

2.3.2.24 IQ

Indication IQ<idx>|<status>|<number><CR><LF>

Description Report some call be hang up.

Parameter Idx The index of current call (1,2…).

status The status of current call (0~5)

0: Active

1: Held

2: Dialing

3: Alerting

4: Incomming

5: Waiting

number Number of current call

Comments e.g.: Some call being hung up: IQ2|0|15512345678\r\n

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2.3.2.25 IT

Indication IT<idx>|<status>|<number><CR><LF>

Description Report some call’s status is changed

Parameter Idx The index of current call (1,2…).

status The status of current call (0~5)

0: Active

1: Held

2: Dialing

3: Alerting

4: Incomming

5: Waiting

number Cunnent number

Comments e.g.: Some call is held: IT2|1|15512345678\r\n

2.4 Advanced Audio Streaming (A2DP/AVRCP)

2.4.1 Command

2.4.1.1 MA

Command AT#MA<CR><LF>

Description Play.

Parameter - -

Comments -

2.4.1.2 MB

Command AT#MB<CR><LF>

Description Pause.

Parameter - -

Comments -

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2.4.1.3 MD

Command AT#MD<CR><LF>

Description Next.

Parameter - -

Comments -

2.4.1.4 ME

Command AT#ME<CR><LF>

Description Previous.

Parameter - -

Comments -

2.4.1.5 MV

Command AT#MV<CR><LF>

Description Inquire A2DP status.

Parameter - -

Comments -

2.4.1.6 MO

Command AT#MO<CR><LF>

Description Inquire AVRCP status.

Parameter

Comments -

2.4.1.7 MI

Command AT#MI<CR><LF>

Description Connect to the A2DP service of the latest connected device.

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Parameter - -

Comments -

2.4.1.8 MJ

Command AT#MJ<CR><LF>

Description Release A2DP connection.

Parameter -

Comments -

2.4.1.9 RA

Command AT#RA<offset>,<count><CR><LF>

Description Get Now-Playing list of audio player.

Parameter offset The start position, (decimal number, range ‘0’-‘65535’).

count The total count of report, (decimal number, range

‘0’-‘65535’).

Comments Gets the first 10 items of now-playing list: AT#RA0,10\r\n

2.4.1.10 RB

Command AT#RB<uid><CR><LF>

Description Play the song which is identified by uid .

Parameter uid The target song' uid(16 hex digits).

Comments Play the song which is identified by uid “0102030405060708”:

AT#RB0102030405060708\r\n

2.4.1.11 RC

Command AT#RC<offset>,<count><CR><LF>

Description Get the virtual file(directory) list of current path of the media player.

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Parameter offset The start position, (decimal number, range ‘0’-‘65535’).

count The total count of report, (decimal number, range

‘0’-‘65535’).

Comments Gets the first 10 items of current path: AT#RC0,10\r\n

2.4.1.12 RD

Command AT#RD<direction>,<uid><CR><LF>

Description Change current path.

Parameter direction 1 decimal digit:

‘0’ means entering upper directory.

‘1’ means entering a specified subdirectory.

uid The target directory’s uid, 16 hex digits. (If entering upper

directory, it is “0000000000000000”.)

Comments Enter a subdirectory which is indentified by uid “0102030405060708”:

AT#RD1,0102030405060708\r\n

2.4.1.13 RE

Command AT#RE<CR><LF>

Description Get now playing status.

Parameter - -

Comments -

2.4.2 Indication

2.4.2.1 MA

Indication MA<CR><LF>

Description Audio streaming is stopped.

Parameter - -

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Comments -

2.4.2.2 MB

Indication MB<CR><LF>

Description Audio streaming is started.

Parameter - -

Comments -

2.4.2.3 MO

Indication MO<address><CR><LF>

Description A2DP connection is established.

Parameter address 12 hex digits, represents the Bluetooth address of remote

device.

Comments e.g.: MO0015830A0B0C\r\n

2.4.2.4 MY

Indication MY<address><CR><LF>

Description A2DP connection is released.

Parameter address 12 hex digits, represents the Bluetooth address of remote

device.

Comments e.g.: MY0015830A0B0C\r\n

2.4.2.5 MU

Indication MU<status><CR><LF>

Description Report A2DP status.

Parameter status 1 Bytes, Range: 0-5

0 Init

1 Ready

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2 Connecting

3 Connected

4 Playing

Comments e.g.: MU4\r\n

2.4.2.6 ML

Indication ML<status><address><CR><LF>

Description Report AVRCP status.

Parameter status 1 Bytes, Range: 0-5

0 Init

1 Ready

2 Connecting

3 Connected

4 Playing

5 Paused

address The MAC address of remote device(12 bytes ASCII).

Comments e.g.: ML50102030a0b0c\r\n

2.4.2.7 RA

Indication RA<CR><LF>

Description Music is paused or stopped.

Parameter - -

Comments -

2.4.2.8 RB

Indication RB<CR><LF>

Description Music is playing.

Parameter - -

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Comments -

2.4.2.9 RC

Indication RC<CR><LF>

Description Now Playing List is changed.

Parameter - -

Comments -

2.4.2.10 RF

Indication RF<uid>|<name><CR><LF>

Description Indication of file/directory items of current path.

Parameter uid 16 hex digits, represents the id of file/directory item.

name The name of file/folder item.

Comments e.g.: RF0102030405060708|folder_name\r\n

2.4.2.11 RI

Indication RI<uid>|<time>|<title>|<artist>|<album><CR><LF>

Description Information of the now playing song.

Parameter uid 16 hex digits, represents the id of the playing song.

time The total length of the song (decimal digits).

other The detail information (title/artist/album) (include

terminator max length is 32).

Comments e.g.: RI0102030405060708|240000|Bring you home| Ronan Keating | Bring

you home\r\n

2.4.2.12 RL

Indication RL<CR><LF>

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Description Finished to get information.

Parameter - -

Comments It response to the command “AT#RA” or “AT#RC”.

2.4.2.13 RN

Indication RN<time>|<title>|<artist>|<album><CR><LF>

Description Information of the now playing song.

Parameter time The total length of the song(decimal digits).

other The song’s information (title/artist/album) (include

terminator max length is 32).

Comments -

2.4.2.14 RP

Indication RP<length>|<position><status><CR><LF>

Description Play position of now playing song.

Parameter length the total length of the song

position the current playing position of the song

status 0x00: Stopped

0x01: Playing

0x02: Paused

0x03: FWD_Seek

0x04: REV_ Seek

0xFF: Error Code

Comments -

2.4.2.15 MP

Indication MP<status><CR><LF>

Description Indicates the encoding type of current A2DP stream.

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Parameter status 0x00: SBC

0x01: APTX

Comments E.g.

MP01\r\n

Report the current stream type is APTX.

2.5 Bluetooth Touch Control (BTC)

2.5.1 Command

2.5.1.1 HA

Command AT#HA<width>,<height><CR><LF>

Description Sends screen resolution of local device.

Parameter width Horizontal resolution.

height Vertical resolution.

Comments Note: send this command before sending coordinate information.

2.5.1.2 HB

Command AT#HB<CR><LF>

Description Cancel the BTC function.

Parameter - -

Comments Note: Cancel the BTC function when the BTC function is not needed.

2.5.1.3 HK

Command AT#HK<code><CR><LF>

Description Send touch control command.

Parameter code Command, Hexadecimal

00 release button,

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01 press down Home button

02 power down Search button

04 press down Back button

Comments Note: A down button followed immediately by the release button is parsed as a

click action. If the interval of the two button(a down button and release button)

is long enough, it will be parsed as a Long-press action.

Example (Back):

AT#HK04<CR><LF>

AT#HK00<CR><LF>

2.5.1.4 HR

Command AT#HR<button>,<x>,<y><CR><LF>

Description Sending coordinate information.

Parameter button Status of button

0 Up

1 Down

x x absolute coordinate

y y absolute coordinate

Comments -

2.5.2 Indication

2.5.2.1 HA

Indication HA<CR><LF>

Description Bluetooth touch control connection established.

Parameter - -

Comments e.g.: HA\r\n

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2.5.2.2 HB

Indication HB<CR><LF>

Description Bluetooth touch control connection released.

Parameter - -

Comments e.g.: HB\r\n

2.5.2.3 CA

Indication CA<CR><LF>

Description BTC function is stopped.

Parameter - -

Comments -

2.5.2.4 CB

Indication CB<CR><LF>

Description BTC function is started.

Parameter - -

Comments -

2.6 Phonebook & Call History(PBAP)

2.6.1 Command

2.6.1.1 PA

Command AT#PA<Target>,<Offset>,<Count><CR><LF>

Description Sync phonebook contacts.

Parameter Target 1 Bytes Ascii, Range ‘0’-‘4’:

0 SIM

1 Phone

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2 Outgoing call

3 Missed call

4 Incoming call

Offset The start position.

Count Contacts number(It doesn’t represent the real synchronized

contacts number).

Comments e.g.: AT#PA1,0,100\r\n

2.6.1.2 PW

Command AT#PW<CR><LF>

Description Cancel the current synchronization

Parameter - -

Comments -

2.6.1.3 PM

Command PM<mask><CR><LF>

Description Set PBAP contact-sync filter, FN、N、TEL is always synchronized。

Parameter mask The bit-mask of the content-filter. 8 hexadecimal ASCII

characters.

PBAP_INFO_MASK_FN (1 << 0)

PBAP_INFO_MASK_N (1 << 1)

PBAP_INFO_MASK_TEL (1 << 2)

PBAP_INFO_MASK_E

MAIL (1 << 3)

PBAP_INFO_MASK_PHOTO (1 << 4)

Comments AT#PM00000008\r\n

To sync FN, N, TEL, Email.

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2.6.2 Indication

2.6.2.1 PS

Command PS<code><address><CR><LF>

Description The PBAP status

Parameter code 2 Bytes ASCII, Range “00”-“02”:

00 mean Connection service successful

01 mean Connection service fail

02 mean Connection is broken

address The Bluetooth address of remote device(12 Bytes Ascii).

Comments e.g.: connection service successful

PS000015830A0B0C\r\n

2.6.2.2 PB

Indication PB<Target><Number type><Name Len> <Number

Len><Name><Number>|<Time><CR><LF>

Description Contacts or call history item.

Parameter Target 0 SIM

1 Phone

2 Outgoing call history

3 Missed call history

4 Incoming call history

Number type Number type field(2 Bytes ASCII).

1: home;

2: mean this number support voice;

3: work number;

4: preferred number;

5: fax number;

6: cell phone;

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7: video phone;

8: pager;

9: BBS;

10: modem;

11: car telephone;

12: ISDN;

13: pcs phone;

14: voice phone number;

Name Len The length of name field.

Number Len The length of number field.

Name The phone book name (MAX 32 bytes).

Number The phone book telephone number (MAX 40 bytes).

Time The call history time(MAX 40 bytes ASCII).

Comments e.g.: phone book: PB10411Jack13333333333\r\n

e.g.: call history: PB10411Jack13333333333|20140101T235959\r\n

2.6.2.3 PE

Indication PE<type><size><CR><LF>

Description Indicates the number of PBAP items.

Parameter type 1 decimal ASCII. The type of PBAP data.

0 SIM

1 Phone

2 Outgoing call

3 Missed call

4 Incoming call

size 4 hex ASCII. The total number of PBAP items.

Comments e.g.: PE000F2\r\n

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2.6.2.4 PC

Indication PC<CR><LF>

Description Synchronization completed

Parameter - -

Comments e.g.: PC\r\n

2.6.2.5 PR

Indication PR<target><index><dataLen><rawData><CR><LF>

Description Notify contact rawdata

Parameter target 0 SIM

1 Phone

2 Outgoing call history

3 Missed call history

4 Incoming call history

index Contact index, 4 hexadecimal ASCII characters.

dataLen Length of raw data, 4 hexadecimal ASCII characters.

RawData Contact raw data.

Comments PR100010222BEGIN:VCARD....END:VCARD\r\n.

2.7 Message Access Profile (MAP)

2.7.1 Command

2.7.1.1 AC

Command AT#AC < address><CR><LF>

Description Connect to the MAP service of remote device.

Parameter address 13 hexadecimal digits. The Bluetooth Address of the remote

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device.

Comments e.g.: AT#AC889900AABBCC<CR><LF>

2.7.1.2 AD

Command AT#AD<CR><LF>

Description Disconnect the existing MAP connection.

Parameter - -

Comments If no connection exists, do nothing.

2.7.1.3 AS

Command AT#AS<length of recipient address><recipient address><length of

SMS><content of SMS><CR><LF>

Description Send the message to some mobile phone.

Parameter length of

recipient

address

The target mobile phone number(2 Bytes decimal).

recipient

address

The target mobile phone number.

length of SMS The length of SMS (4 Bytes decimal).

content of SMS The content of SMS.

Comments If send content ”hello” to mobile phone number “13301020304”:

AT#AS11133010203040005hello\r\n

2.7.1.4 AG

Command AT#AG<msg_handle><CR><LF>

Description Get a message content.

Parameter msg_handle Message handle(MAX 16 Bytes ASCII).

Comments e.g.: AT#AG0123456AB\r\n

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2.7.1.5 AL

Command AT#AL<CR><LF>

Description Get the SMS list on the remote device.

Parameter - -

Comments -

2.7.2 Indication

2.7.2.1 AC

Indication AC<result> <CR><LF>

Description Report the MAP connection result.

Parameter result hex number, indicates the result of connection:

00: MAP connected.

01: MAP connect failed.

02: MAP disconnected.

03: MAP disconnect failed.

Comments e.g.: connect success

AC00\r\n

2.7.2.2 AG

Indication AG<msg_handle>|<sender name>|<number>|<msg><CR><LF>

Description Report message content.

Parameter Msg_handle Message handle.

Sender name The sender name.

number The number of message sender.

msg Message content.

Comments e.g.: AG1799|jack|+8615801048888|hello\r\n

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2.7.2.3 AL

Indication AL<SMS content><CR><LF>

Description Report a SMS item. This is the result of a previous AT#AL instruct to get SMS

list.

Parameter SMS content is one of below pattern:

1. “MSG:BEGIN” : A SMS item begins.

2. “MSG:END” : A SMS item ends.

3. “handle:<handle>”

<handle> : the unique ID of the SMS item.

4. “type:<type>”

<type> : the type of the SMS. <SMS_GSM> or

<SMS_CDMA>

5. “size:<size>”

<size>: the size of the SMS item.

6. “read:<is_read>

<is_read>: “yes” or “not” to indicates whether the SMS

is read before.

7. “subject:<subject>”

<subject>: the subject of the SMS item.

8. “datetime:<datetime>”

<datetime>: the created date and time of the SMS item

using the “YYYYMMDDTHHMMSS” pattern which ‘T’ is the

break character between date and time.

Comments e.g.:

ALMSG:BEGIN

ALhandle:1799

ALsubject:test

ALdatetime:20150320T150440

ALsender_name:jack

ALsender_addressing:+8615801048537

ALrecipient_name:unknow

ALrecipient_addressing:

ALtype:SMS_GSM

ALsize:2

ALtext:yes

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ALreception_status:complete

ALattachment_size:0

ALpriority:no

ALread:no

ALsent:no

ALprotected:no

ALMSG:END

2.7.2.4 AN

Command AN<new SMS infomation><CR><LF>

Description Notification for new SMS is received.

Parameter MSG:BEGIN Start transfer message information.

type:NewMessage The message is new.

gandle:<msg_handle>

folder:<msg_folder>

Handle for the message.

The message folder.

msg_type:<msg_type> The message type.

MSG:END Message information transfer is stopped.

Comments -

2.8 Serial Port Profile(SPP)

2.8.1 Command

2.8.1.1 SC

Command AT# SC[bd-12] <CR><LF>

Description Connect SPP

Parameter bd-12 Bluetooth address for remote device.

Comments e.g.:

AT#SC112233445566<CR><LF>

Will connect to the device with BD address “11:22:33:44:55:66”

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2.8.1.2 SD

Command AT# SD[handle-8] <CR><LF>

Description Disconnect SPP.

Parameter handle-8 Connection Handle.

Comments e.g.:AT#SD11223344<CR><LF> will disconnect the SPP connection by handle

0x11223344

2.8.1.3 SJ

Command AT#SJ<CR><LF>

Description Start SPP server.

Parameter - -

Comments -

2.8.1.4 SK

Command AT#SK[handle-8]<CR><LF>

Description Stop SPP server.

Parameter handle-8 Service handle.

Comments e.g.:AT#SK11223344<CR><LF> will stop the SPP server by handle 0x11223344

2.8.1.5 D

Command D#<length-4>[handle-8][data_raw] <CR><LF>

Description Send SPP Data.

Parameter length-4 Total length of parameter(include length/handle/payload

fields).

handle-8 Connection handle.

data_raw The data will be sent

Comments e.g.: D#000A1122334401<CR><LF>

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Send data “01” on connection handle 0x11223344

2.8.2 Indication

2.8.2.1 SC

Indication SC[bd-12][handle-8][srv-channel-2][scn-status-1]<CR><LF>

Description Connection Complete.

Parameter Bd-12 Remote device address.

handle-8 Connection handle(0xffffffff mean connection fail).

Srv-channel-2 Service channel, max value: 30.

scn-status-1 SPP connect status.

Comments e.g.: SC11223344556601020304051\r\n

2.8.2.2 SD

Indication SD [handle-8]<CR><LF>

Description Send data to remote device.

Parameter handle-8 The connection handle is disconnected.

Comments e.g.: SD01020304\r\n

2.8.2.3 SJ

Indication SJ [handle-8][lsvr-channel-2][status-1]<CR><LF>

Description SPP server is started

Parameter handle-8 SDP Service handle.

Svr-channel-2 Service channel.

status Status of Start SPP server.

Comments e.g.: SJ01020304051\r\n

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2.8.2.4 SK

Indication SK [result]<CR><LF>

Description SPP server is stopped.

Parameter result 1 Bytes ASCII:

‘0’ mean unsuccessful.

‘1’ mean successful.

Comments e.g.: SK01\r\n

2.8.2.5 D

Indication D<length-4>[handle-8][data_raw]<CR><LF>

Description Data indication.

Parameter length-4 Total length of parameter(include length/handle/payload

fields).

handle-8 Connection handle.

data_raw The data will be received.

Comments e.g.: D0009010203040\r\n

2.9 Others

2.9.1 Command

2.9.1.1 MM

Command AT#MM<name><CR><LF>

Description Inquiry/Change local device name.

Parameter name Local device name, the max length is 32 bytes.

Comments If <name> is empty, the module will return the local device name with MM

indication

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2.9.1.2 MN

Command AT#MN<pin><CR><LF>

Description Inquiry/Change local device PIN code.

Parameter pin Local PIN code (4 decimal digits).

Comments If <pin> is empty, the module will return the current PIN code with MN

indication.

2.9.1.3 MX

Command AT#MX<CR><LF>

Description Inquiry paired devices list.

Parameter - -

Comments -

2.9.1.4 MR

Command AT#MR[<index>]<CR><LF>

Description Delete paired device.

Parameter index index of device, 1-6

Comments AT#MR<CR><LF>

Delete all paired devices

AT#MR<index><CR><LF>

Delete the specified paired device.

2.9.1.5 MZ

Command AT#MZ<CR><LF>

Description Inquiry local device’s Bluetooth address.

Parameter - -

Comments -

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2.9.1.6 MF

Command AT#MF<CR><LF>

Description Inquiry auto-answering call and auto-connecting setting.

Parameter - -

Comments -

2.9.1.7 MG

Command AT#MG<CR><LF>

Description Enable automatic connection when powers on.

Parameter - -

Comments -

2.9.1.8 MH

Command AT#MH<CR><LF>

Description Disable automatic connection when powers on.

Parameter - -

Comments -

2.9.1.9 MP

Command AT#MP<CR><LF>

Description Enable automatic answering call.

Parameter - -

Comments -

2.9.1.10 MQ

Command AT#MQ<CR><LF>

Description Disable automatic answering call.

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Parameter - -

Comments -

2.9.1.11 GPC

Command AT#GPC<address><CR><LF>

Description Pairing with remote device.

Parameter address The MAC address of remote device(12 Bytes ASCII).

Comments -

2.9.1.12 GPD

Command AT#GPD< address ><CR><LF>

Description Cancel the pairing with remote device.

Parameter address The MAC address of remote device(12 Bytes ASCII).

Comments -

2.9.1.13 GPF

Command AT#GPF<bd_addr><accept ><CR><LF>

Description Conform the pairing request of remote device.

Parameter bd_addr 12 hex digits, represents the Bluetooth address of the

remote device.

accept Control byte(1 Byte ASCII)

0: mean reject it.

1: mean accept it.

Comments -

2.9.1.14 MY

Command AT#MY< MicGain ><CR><LF>

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Description Set current ongoing microphone gain value

Parameter MicGain 2 hex ASCII. The microphone gain value to set.

The max value is 0x16.

Comments e.g. AT#MY15\r\n. Set the microphone gain to 0x15.

2.9.2 Indication

2.9.2.1 MX

Indication MX<n><COD ><mac><name><CR><LF>

Description Report paired devices list

Parameter n Index (1-6)

COD Class of device(8 Bytes ASCII number)

mac Bluetooth address, 12 hexadecimal digits.

name Device name, the max length is 32 bytes.

Comments e.g.: MX2001247000821SGH-F258\r\n

2.9.2.2 MF

Indication MF<a><b><CR><LF>

Description Report auto-answering call and auto-connecting setting.

Parameter a Auto-answering call setting, 0:Disable, 1: Enable.

b Auto-connecting setting, 0:Disable, 1: Enable.

Comments e.g.: MF00\r\n

2.9.2.3 MZ

Indication MZ<address><CR><LF>

Description Report local device Bluetooth address

Parameter address Local device Bluetooth address, 17bytes ASCII code.

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Comments e.g.: MZ11:22:33:44:55:66\r\n

2.9.2.4 MM

Indication MM<name><CR><LF>

Description Report local device name.

Parameter name Local device name (UTF-8), the max length is 32 bytes.

Comments e.g.: MMIVT_BT\r\n

2.9.2.5 MN

Indication MN<pin><CR><LF>

Description Report local device PIN code.

Parameter pin Local device PIN code (4 decimal digits).

2.9.2.6 MS

Indication MS<scan_mode><CR><LF>

Description Report that the scan mode has changed.

Parameter Scan_mode 1 decimal digit. Detail is below:

0 – No Scans enabled.

1 – Inquiry Scan (can be discovered) enabled.

2 – Inquiry Scan (can be discovered) disabled. Page Scan (can

be connected) enabled.

3 - Inquiry Scan (can be discovered) enabled. Page Scan (can

be connected) enabled.

Comments e.g.: MS3\r\n

2.9.2.7 GT

Indication GT< address ><reason><CR><LF>

Description The ACL connection has been disconnected, and the reason for broken.

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Parameter address 12 hex digits, represents the Bluetooth address of the

remote device.

reason 2 hex digits, the reason of ACL connection disconnected.

Comments e.g.: GT0015831234560E\r\n

2.9.2.8 GPB

Indication GPB< address ><state><CR><LF>

Description The pairing state with remote device has changed.

Parameter address 12 hex digits. Represents the Bluetooth address of the

remote device.

status 1 decimal digit. Represents the current pairing state.

0 – not paired

1 –paired

2 - in pairing

Comments e.g.: GPB0015831234560\r\n

2.10 File Transfer Protocol(FTP)

2.10.1 Command

2.10.1.1 FA

Command AT#FA<CR><LF>

Description Abort current Get or Put operation.

Parameter - -

Comments -

2.10.1.2 FB

Command AT#FB<CR><LF>

Description Browse root folder of remote device(FTP Server can set root folder).

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Parameter - -

Comments Note:

Description mentioned in the remote device root directory is the root directory on

the FTP Server, the local Bluetooth device is the FTP Client, the remote devices is FTP

Server by default.

2.10.1.3 FC

Command AT#FC<bd_addr><CR><LF>

Description Establish FTP connection.

Parameter bd_addr 12 hex digits, represents the Bluetooth address of the

device.

Comments

2.10.1.4 FD

Command AT#FD<CR><LF>

Description Release the current FTP connection.

Parameter - -

Comments -

2.10.1.5 FG

Command AT#FG<obj_name<CR><LF>

Description Get object from remote device.

Parameter obj_name The name of object which will be get.

Comments Note:

The remote device to exist under the root directory of names for 123 a file

or folder. (you can use AT# FH set distal root directory)

Download 123 will pass the FL Settings stored in the local directory.

e.g: AT#FL/data/

AT#FG123

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set the local path to /data/, on behalf of the distal root path name for 123 a file

or folder, under /data/ downloaded to a local directory.

2.10.1.6 FP

Command AT#FP<obj_name><CR><LF>

Description Push object to remote folder.

Parameter obj_name The name of local object

Comments e.g: AT#FP123

The object(123) will be pushed to root folder of remote device

AT#FL/data/

AT#FP123

Local /data/123 transfer to the remote path of the root directory.

2.10.1.7 FH

Command AT#FH< path><CR><LF>

Description Set root folder of remote device(set root folder of FTP server )

Parameter path folder path

Comments Note:

when FTP connection is established, the current folder is root folder.

e.g: AT#FH123

Enter a folder which name is 123 in current folder, and set 123 is current

folder.

2.10.1.8 FL

Command AT#FL<local_path<CR><LF>

Description Set local path

Parameter local_path The path will be set local path

default path: /sdcard/Download

Comments Note:

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If executed, the path is empty, the command is invalid

The path of a maximum length of 256 bytes

e.g: AT#FL/data/

/data/: this path is local path. when user implement AT#FP or AT#PG

command, the object will be pushed or pulled in this path.

AT#FL/data/

AT#FG123.txt

Sets the local path to /data directory, download the default name for the 123. txt is

stored in the /data/ directory.

AT#FL/data/

AT#FP123.txt

The /data / 123. txt sent to the distal root directory.

2.10.1.9 FR

Command AT#FR<obj_path><CR><LF>

Description Delete object from remote folder.

Parameter obj_path object path from remote folder

Comments e.g: AT#FR123

Delete object which name is 123 from remote folder.

2.10.2 Indicate

2.10.2.1 FB

Indication FB<state-4><CR><LF>

Description Browseing root folder of remote complete

Parameter state-4 Report the result of browse root folder of remote device

Comments FB0000

Browse complete

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2.10.2.2 FC

Indication FC<conn_state-2><bd_addr-12><CR><LF>

Description Update the state of Ftp Connection

Parameter conn_state-2 The state of Ftp Connection 2bytes

0: FTP connected

2: FTP disconnected

bd_addr-12 Bluetooth address, 12 hex digits

Comments FC00123412341234

Establish FTP connection with remote device which address is 123412341234.

2.10.2.3 FE

Indication FE<f_perm-2><f_size-8><f_time-14><name_len-2><f_name><CR><LF>

Description Indicate the object attribute.

Parameter

f_perm-2 the permission of object, hex digit, 2byte:

1: PERM_READ

2: PERM_WRITE

4: PERM_DELETE

8: ATTRIBUTE_FOLDER

f_size-8 The size of object, hex digit , 8 bytes.

f_time-14 Modify time of object, 14bytes

Year: hex digit, 4byte, e: 07df(decimal：2015)

Month: hex digit, 2byte, e: 0a(decimal：10)

Day : hex digit, 2byte, e: 0e(decimal：14)

Hour :hex digit, 2byte, e: 0a(decimal：10)

Minute : hex digit, 2byte, e: 0b(decimal：11)

Second : hex digit, 2byte, e: 0c(decimal：12)

Name_len-2 Name len, 2hex digits.

f_name Object name, Max 128 bytes

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Conments FE0F1122334407df0a0e0a0b0c03123

2.10.2.4 FG

Indication FL<result-4><CR><LF>

Description Pull object from remote device complete.

Parameter result-4 0: success

Other: fail

Comments FG0000

2.10.2.5 FH

Indication FH<result><CR><LF>

Description Set root folder of remote device complete.

Parameter result 0: success

Other: fail

Comments FH0000

2.10.2.6 FL

Indication FL<cur_size-8><obj_size-8><obj_name><CR><LF>

Description Indicate push object progress

Parameter cur_size-8 the size of obj was pushed.

obj_size-8 the size of object.

obj_name obj name.

Comments FL0000111100002222123.txt

2.10.2.7 FK

Indication FK<cur_size-8><obj_size-8><obj_name><CR><LF>

Description Indicate obtain the progress of the file or folder

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Parameter cur_size-8 Have downloaded the size of the file or folder, 8

hexadecimal digits

obj_size-8 the size of object , 8 hexadecimal digits

obj_name object name.

Comments FK0000111100002222123.txt

2.10.2.8 FP

Indication FP<result-4><CR><LF>

Description Push object to remote device complete

Parameter result-4 0: success

Other: fail

Comments FP0000

2.10.2.9 FR

Indication FR<result-4><CR><LF>

Description Delete object from remote folder complete.

Parameter result 0: success

Other: fail

Comments FR0000

2.11 Object Push(OPP)

2.11.1 Command

2.11.1.1 #OS

Indication AT#OS<path><CR><LF>

Description Set the saved path for received object & file

Parameter path The path at which the received file will be saved.

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Comments e.g.AT#OS/sdcard/<CR><LF>

2.11.1.2 #OP

Indication AT#OP<address><file_name><CR><LF>

Description Push a file into remote device.

Parameter address the Bluetooth address of the remote device, 12 hex digits,

file_name the absolute path of the file to be sent.

Comments e.g. AT#OP889900AABBCC/sdcard/hongyan.mp3<CR><LF>.

2.11.2 Indicate

2.11.2.1 OUS

Indication OUS<result> <CR><LF>

Description Report that the push operation starts

Parameter result decimal number, indicates the result of push operation:

00: pushing starts successfully.

others: pushing operation failed.

Comments -

2.11.2.2 OUI

Indication OUI<progress><CR><LF>

Description Report that the push operation is in progress

Parameter progress the percent value of progress.

Comments -

2.11.2.3 OUC

Indication OUC<result ><CR><LF>

Description Report that the push operation completed

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Parameter - -

Comments -

2.11.2.4 OUB

Indication OUB<result ><CR><LF>

Description Report that the push operation has aborted

Parameter - -

Comments -

2.12 Dial-up Networking(DUN)

2.12.1 Command

2.12.1.1 UC

Command AT#UC<bd_addr><CR><LF>

Description Establish DUN connection.

Parameter bd_addr 12 hex digits, represents the Bluetooth address of the

device.

Comments -

2.12.1.2 UD

Command AT#UD<CR><LF>

Description Release the current DUN connection.

Parameter - -

Comments -

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2.12.2 Indicate

2.12.2.1 US

Command US<code><address><CR><LF>

Description The DUN status

Parameter code 2 Bytes ASCII, Range “00”-“03”:

00 mean Connection create success

01 mean DUN Connectingl

02 mean DUN Creat Connect failed or Disconnected

03 mean DUN Disconnecting

address The Bluetooth address of remote device(12 Bytes Ascii).

Comments e.g.: connection service successful

US000015830A0B0C\r\n

2.13 Personal Area Networking(PAN)

2.13.1 Command

2.13.1.1 NC

Command AT#NC<bd_addr><CR><LF>

Description Establish PAN connection.

Parameter bd_addr 12 hex digits, represents the Bluetooth address of the

device.

Comments -

2.13.1.2 ND

Command AT#ND<CR><LF>

Description Release the current PAN connection.

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Parameter - -

Comments -

2.13.2 Indicate

2.13.2.1 NS

Command NS<code><address><CR><LF>

Description The PAN status

Parameter code 2 Bytes ASCII, Range “00”-“03”:

00 mean Connection create success

01 mean PAN Connectingl

02 mean PAN Creat Connect failed or Disconnected

03 mean PAN Disconnecting

address The Bluetooth address of remote device (12 Bytes ASCII).

Comments e.g.: connection PAN successful

NS000015830A0B0C\r\n

2.13.2.2 NB

Command NB< tap-name><CR><LF>

Description The PAN control state

Parameter Tap-name The tap-name of local device (12 Bytes Ascii).

Comments NBbt-pan\r\n

2.14 Generic Attribute Profile(GATT)

2.14.1 Command

2.14.1.1 KC

Command AT#KC[is_start-2]<CR><LF>

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Description Scan BLE device

parameter is_start-2 To control start or stop scan

1: start scan

0: stop scan

Comments AT#KC01\r\n

Start scan

2.14.1.2 KE

Command AT#KE [bd_addr-12] <CR><LF>

Description Establish GATT connection

parameter bd_addr-12 Bluetooth address of remote device.

Comments AT#KE112233445566\r\n

Establish GATT connection remote device which Bluetooth address is

112233445566.

2.14.1.3 KF

Command AT#KF<CR><LF>

Description Release the current GATT connection.

parameter -

Comments AT#DF\r\n

2.14.1.4 L

Command L#<len-2><data>

Description Send GATT data.

parameter len-2 data len, 2bytes.

data GATT data

Comments e.g: L#0A1234567890

len: 0A

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data: 1234567890

warning: the len value must be equal with the length of data.

If len value greater than length of data, it will lead to a lot of AT command

which will be executed is invalid. If len value less than length of data, it will lead

to the size of data received by remote less than the size of data sent from local.

2.14.2 Indicate

2.14.2.1 KC

Indication KC[bd_addr-12] [dev_name] <CR><LF>

Description Report a remote LE device discovered.

parameter bd_addr-12 Bluetooth address

dev_name Device name

Comments

2.14.2.2 KE

Command KE<status-2><bd_addr-12><CR><LF>

Description Return connected device address, status, client_if and connect_id.

parameter status-2 0: success

Other: fail.

bd_addr-12 Bluetooth address of remote device

Comments -

2.14.2.3 KF

Indication KF [status-2] [bd_addr-12]

Description Indicate disconnect status and Bluetooth address of remote device.

parameter status-2 0: success

Other: fail.

bd_addr-12 Bluetooth address of remote device

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Comments -

2.14.2.4 L

Indication L[len-2][data]

Description Indcate GATT data

parameter len-2 Data len 2bytes

data GATT data

Comments -

2.15 Bluetooth Switch

2.15.1 Command

2.15.1.1 BE

Command AT#BE[is_enable-1]<CR><LF>

Description Enable/disable Bluetooth

parameter is_enable-1 To control enable or disable Bluetooth

1: enable Bluetooth

0: disable Bluetooth

Comments AT#BE1\r\n

Enable Bluetooth finished.

2.15.2 Indicate

2.15.2.1 TS

Indication TS[is_enable-1] <CR><LF>

Description Indicate enable/disable Bluetooth event.1byte.

parameter is_enable-1 Bluetooth status,

1: Bluetooth enabled

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0: Bluetooth disabled

Comments TS0

Disable Bluetooth finished.

3. Bluetooth Technology Best Developed

Corporation

IVT Corporation is one of Bluetooth® technology BEST developed together which is authenticated

by The Bluetooth SIG. See Figure 1 below. IVT Wireless ecosystem is one completed Bluetooth

productions including Bluetooth software, modules and end productions.

Figure 1: IVT Is One Of Bluetooth®

4. Contact Information

Technology BEST Developed Together

Sales Contact

Email: marketing@ivtwireless.com

Sales Office

Beijing Tel: +86 10 82898219

Shenzhen Tel: +86 0755 33160781

Fax: +86 10 82898219

Address: IVT Corporation. 5/F, Fa Zhan Building No.12, Shang Di Xin Xi Road, Beijing,

100085 P.R. China

Technical Support

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Email: support@ivtwireless.com

Company Site:

WWW: www.ivtwireless.com

5. Copyright

IVT Corporation assumes no responsibility for any errors which may appear in the specification.

Furthermore, IVT Corporation reserves the right to alter the hardware, software, and/or specification

detailed here at any time without notice and does not make any commitment to update the

information contained here.

The Bluetooth trademark is owned by the Bluetooth SIG Inc., USA and is licensed to IVT Corporation.

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FCC

FCC NOTICE

The device complies with Part 15 of the FCC Rules. The device meets the requirements for

modular transmitter approval as detailed in FCC public notice DA00-1407.Transmitter Operation

is subject to the following two conditions: (1) This device may not cause harmful interference,

and (2) This device must accept any interference received, including interference that may cause

undesired operation.

CAUTION

The FCC requires the user to be notified that any changes or modifications made to this device

that are not expressly approved by Cypress Semiconductor may void the user’s authority to

operate the equipment.

This equipment has been tested and found to comply with the limits for a Class B digital device,

pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection

against harmful interference in a residential installation. This equipment generates and can

radiate radio frequency energy and, if not installed and used in accordance with the instructions,

it may cause harmful interference to radio communications. However, there is no guarantee that

interference will not occur in a particular installation. If this equipment does cause harmful

interference to radio or television reception, which can be determined by turning the equipment

off and on, the user is encouraged to try to correct the interference by one or more of the

following measures:

a. Reorient or relocate the receiving antenna.

b. Increase the separation between the equipment and the receiver.

c. Connect the equipment into an outlet on a circuit different from that to which the receiver is

connected.

d. Consult the dealer or an experienced radio/TV technician for help.

LABELING REQUIREMENTS.

The Original Equipment Manufacturer (OEM) must ensure that FCC labeling requirements are

met. This includes a clearly visible label on the outside of the OEM enclosure specifying the

appropriate identifier for this product as well as the FCC Notice above. The FCC identifier is FCC ID,

in any case the end product must be labeled exterior with.

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Barrot Technology IVTI145 Bluetooth Module User Manual

IVT Corporation Bluetooth Module Users Manual

User Manual

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