FIFOTRACK Q3 Installation manual

FIFOTRACK Q3 COMMAND LIST
1
FIFOTRACK COMMAND LIST
Model: Q3
Version: V1.6
www.fifotrack.com

FIFOTRACK Q3 COMMAND LIST
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Copyright and Disclaimer
All copyrights belong to Shenzhen fifotrack Solution Co., Ltd. You are not allowed
to revise, copy or spread this file in any form without consent of fifotrack.
is trademark of fifotrack, protected by law.
Please read this user guide carefully before installation to avoid any possible
personal injury or property loss.

FIFOTRACK Q3 COMMAND LIST
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Document History
Version
Revision Date
Author
Detail
V1.6
Jul 10, 2023
Vito Hu
Add S19 command
Add mode 3 in B71 command
V1.5
May 15, 2023
Vito Hu
Add pre-alarm-t in B76 command
Add S17, S21 command
V1.4
Feb 15, 2023
Vito Hu
Modify B00 command
Add S20 command
Modify Appendix A
V1.3
Nov 30, 2022
Vito Hu
Modify B29 command, add rom-level field
Add B35 command, “Setting Tilt Detection”
Modify B36 title to “Setting Fall Down Detection”
Modify B70 command, add long-key-voice field
Modify B76 command
Modify Appendix A
V1.2
Sep 30, 2022
Vito Hu
Modify B32 command
Delete vol-change-disable field in B70
Add num-sel field in B72
V1.1
Sep 9, 2022
Vito Hu
Initial Version

FIFOTRACK Q3 COMMAND LIST
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Contents
Document History..............................................................................................................................3
1 GPRS Command Format ..................................................................................................................6
2 SMS Command Format....................................................................................................................7
3 Serial port (COM) Command Format ...............................................................................................8
4 Command Writing Specification ......................................................................................................9
5 Command List ...............................................................................................................................10
B00 –Open/Close TCP Connection ....................................................................................................10
B01 –Setting GPRS APN Parameters ..................................................................................................10
B02 –Setting GPRS Link Protocol .......................................................................................................11
B03 –Setting Tracking Time Interval ..................................................................................................11
B10 –Setting SMS Password ..............................................................................................................12
B11 –Setting SOS Number .................................................................................................................12
B14 –Setting SMS Time Zone.............................................................................................................12
B17 –Clear Blind Data........................................................................................................................13
B19 –Setting Circle geo-fence............................................................................................................13
B23 –Setting Alarm Action.................................................................................................................14
B26 –Setting Alarm SMS Head String ................................................................................................14
B29 –Setting Sensitivity of Motion Sensor ........................................................................................15
B31 –Setting SOS Number Attribute..................................................................................................15
B32 –Setting Conversation Volume ...................................................................................................16
B35 –Setting Tilt Detection................................................................................................................17
B36 –Setting Fall Down Detection .....................................................................................................17
B70 –Setting the Functions to Button ...............................................................................................18
B71 –Setting GPS/WIFI Order............................................................................................................18
B72 –Setting Reminder Mode for Incoming Phone-call ....................................................................19
B73 –Setting SOS Dial Interval...........................................................................................................20
B74 –Setting Auto Answer.................................................................................................................20
B75 –Setting Favorite Contact ...........................................................................................................20
B76 –Setting No Movement Alarm....................................................................................................21
B90 –Restart Tracker or Module........................................................................................................22
B91 –Setting Parameters to Default ..................................................................................................22

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B94 –Turn on/off LED Display ............................................................................................................23
B99 –OTA using FTP Server................................................................................................................23
C01 –Retrieve Position Information...................................................................................................24
C02 –Retrieve Firmware/Hardware Version, SN, IMEI.......................................................................25
C03 –Retrieve Supply Power Status...................................................................................................25
C04 –Retrieve Parameter Setting ......................................................................................................25
C06 –Retrieve Basic Information of Tracker.......................................................................................26
S09 –Setting GPRS Heartbeat Interval...............................................................................................26
S17 –Download Audio File from FTP Server ......................................................................................27
S19 –Setting Alarm Data Sending Mode............................................................................................27
S20 –Setting Backup APN Parameters ...............................................................................................28
S21 –Setting WiFi MAC White List.....................................................................................................28
Appendix A –Alarm code and alarm parameter...............................................................................30

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1 GPRS Command Format
GPRS uplink (i.e.: Data is sent from terminal to platform) command format:
$$<pack-len>,<ID>,<work-no>,<cmd-code>,<cmd-para>*<checksum>\r\n
GPRS downlink (i.e.: Data is sent form platform to terminal) command format:
##<pack-len>,<ID>,<work-no>,<cmd-code>,<cmd-para>*<checksum>\r\n
Remarks:
Comma (,) is used to separate data field, and it is necessary. There is no space before or after
comma.
pack-len: Package Length, decimal string format, the field of pack-len is
{,<ID>,<work-no>,<cmd-code>,<cmd-para>}, be careful, comma(,) in front of ID included.
ID: Terminal ID, default IMEI.
work-no: working number, hexadecimal string format, cyclic accumulation from 1 to 0xFFFF.
cmd-code: Command code, or specification of data type.
cmd-para: parameter or description of cmd-code, which is described in the following
chapter.
checksum: checksum of package, 2 bytes hexadecimal string format, XOR of
{<pack-len>,<ID>,<work-no>,<cmd-code>,<cmd-para>}.
\r\n: End of package, i.e. <CR><LF>.
Without specification, multi-byte binary data in cmd-para uses big endian format, i.e. Most
Significant Byte first.

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2 SMS Command Format
Sending SMS (from mobile to tracker) command format:
<password>,<cmd-code>,<cmd-para>
Reply SMS (from tracker to mobile) data format:
<cmd-code>,<proc-result>
01 password: SMS password, 6 digits, default “000000”. B10 command can be used to change
password
02 cmd-code: command code, the same as cmd-code filed in GPRS command.
03 cmd-para: command parameter, the same as cmd-para filed in GPRS command.
04 proc-result: command process result
OK –Succeed.
05 SMS command with invalid password, or with incorrect format, no reply will be sent.

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3 Serial port (COM) Command Format
Setting command format:
#<cmd-code>,<cmd-para><CR><LF>
Reply data format:
#<cmd-code>,<proc-result><CR><LF>
cmd-code, cmd-para: the same as corresponding filed of GPRS/SMS command.
proc-result: SMS command procession result
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.

FIFOTRACK Q3 COMMAND LIST
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4 Command Writing Specification
Comma (,) is used to separate multi-filed, there is no space before and after comma.
For command with multi parameters, filed(s) can be empty, the corresponding parameter is
set to default.
The following chapters describe cmd-code and cmd-para.
The “Retrieve” row in the following chapters describes the corresponding query command.

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5 Command List
B00 –Open/Close TCP Connection
Source
GPRS/COM/SMS
Description
B00,<type>,<IP-domain>,<port>
01 type: 0 (Default)~Close TCP Connection; 1~Open TCP Connection
02 IP-domain: server IP or domain.
03 port: server port.
Reply
B00,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B00,0
01 Close TCP Connection, tracker will neither generate nor send GPRS package
B00,0,47.88.35.165,10502
01 Close TCP Connection, tracker will neither generate nor send GPRS package
B00,1,47.88.35.165,10502
01 Open TCP connection, and all generated data will be sent to remote server
47.88.35.165:10502
Retrieve
C04,B00
B01 –Setting GPRS APN Parameters
Source
GPRS/COM/SMS
Description
B01,<apn_name>,<apn_usr>,<apn_pwd>
01 apn_name: APN name.
02 apn_usr: APN user name.
03 apn_pwd: APN password.
04 Leave apn_usr and apn_pwd fields empty, if neither APN username nor APN
password exists.
05 Contact to local ISP for APN detail.
Reply
B01,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.

FIFOTRACK Q3 COMMAND LIST
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Example
B01,cmnet
01 Set APN name to “cmnet”, APN login username and password empty.
Retrieve
C04,B01
B02 –Setting GPRS Link Protocol
Source
GPRS/COM/SMS
Description
B02,<link_type>
01 link_type: Link protocol, value “TCP”or “UDP”.
02 default “TCP”protocol.
Reply
B02,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B02,TCP
01 Set link protocol to TCP.
Retrieve
C04,B02
B03 –Setting Tracking Time Interval
Source
GPRS/COM/SMS
Description
B03,<moving_tmr>,<stop_tmr>
01 moving_tmr: time interval when moving, unit s, default 30s. When moving_tmr==0,
tracking disabled for moving status.
02 stop_tmr: time interval when stop, unit s, default 30s. When stop_tmr==0, tracking
disabled for stop status
03 When stop_tmr field empty, it is set to the same value as moving_tmr
Reply
B03,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B03,60
01 Set both moving_tmr and stop_tmr to 60s, tracker uploads position data every 60s.
B03,60,0
01 Set moving_tmr to 60s, and stop_tmr to 0, tracker uploads data every 60s when
moving, and stops uploading for stop status.
Retrieve
C04,B03

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B10 –Setting SMS Password
Source
GPRS/COM/SMS
Description
B10,<sms_pwd>
01 sms_pwd: SMS password, 6 digits, default “000000”.
Reply
B10,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B10,472627
01 Set SMS password to “472627”.
B10,47262A
01 Invalid command, because SMS password needs to be a 6 digits string.
Retrieve
C04,B10
B11 –Setting SOS Number
Source
GPRS/COM/SMS
Description
B11,<sos_num1>,<sos_num2>,<sos_num3>
01 sos_num1, 2, 3: SOS numbers to be set; 3 numbers can be set at most.
02 Refer to B23 for the function of SOS number(s).
Reply
B11,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B11,15698210011,,15698210200
01 Set sos_num1 to 15698210011, sos_num2 to empty, sos_num3 to 15698210200.
Retrieve
C04,B11
B14 –Setting SMS Time Zone
Source
GPRS/COM/SMS
Description
B14,<tzone>
01 tzone: time zone, range [-12, 12].
02 Default value of tzone is 0.
03 When SMS time zone is set, all tracking/alarm SMS use tzone for date & time.
04 B14 setting doesn’t affect date & time in GPRS package, which always uses UTC-0
time zone.
Reply
B14,<err_code>

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01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B14,-8
Retrieve
C04,B14
B17 –Clear Blind Data
Source
GPRS/COM/SMS
Description
B17,<data_type>
01 data_type: blind data type.
1 –GPRS Blind.
2 –SMS blind.
3 –Both GPRS and SMS blind.
Reply
B17,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B17,3
01 Clear both GPRS and SMS blind data.
Retrieve
UNSUPPORT
B19 –Setting Circle geo-fence
Source
GPRS/COM/SMS
Description
B19,<index>,<flag>,<radius>,<lat>,<lon>
01 index: fence index, value 1~4, i.e.: 4 geo-fence can be set at most.
02 flag: alarm flag
flag=1: Trigger alarm when exit fence.
flag=2: Trigger alarm when enter fence.
flag=3: Trigger alarm both enter and exit fence.
03 radius: radius of circle geo-fence, unit meter.
04 lat: latitude of center point, decimal string format.
05 lon: longitude of center point, decimal string format.
06 When flag, radius, lat, lon are empty, delete goe-fence specified by index; When
index=0 or empty, delete all.
Reply
B19,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.

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FAILED –Procession failed.
Example
Retrieve
C04,B19,<index>
01 index: fence index, value 1~4, the same as index field in setting command.
B23 –Setting Alarm Action
Source
GPRS/COM/SMS
Description
B23,<alm-code>,<GPRS><SMS><two-way-call><monitor-call>
01 alm-code: Alarm type, refer to Appendix –A.
02 GPRS: Disable/enable GPRS uploading.
03 SMS: Disable/enable SMS to SOS number.
04 two-way-call: Disable/enable SOS number dialing under two-way conversation, set to
0 for actual usage.
05 monitor-call: Disable/enable SOS number dialing under monitor mode.
06 When both two-way-call and monitor-call are set, monitor-call is valid, while
two-way-call ignored.
07 two-way-call or monitor-call is valid when SOS number set, refer to B11 command for
SOS number(s) setting.
Reply
B23,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B23,2,1101
01 Set action when SOS triggered:
a Sending GPRS alarm data to platform.
b Sending alarm SMS with C01 format to SOS number.
c Dial SOS numbers under monitor mode.
Retrieve
C04,B23,<alm-code>
01 alm-code: Alarm type, refer to Appendix–A. The same as alm-code field in setting
command.
B26 –Setting Alarm SMS Head String
Source
GPRS/COM/SMS
Description
B26,<alm-code>,<sms_string>
01 alm-code: Alarm type, refer to Appendix –A.
02 sms_string: SMS head string, 16 bytes length at most.
03 When send “B26”only, with alm-code and sms_string fields empty, set all head string
to default
04 Refer to Appendix-A for default string.

FIFOTRACK Q3 COMMAND LIST
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Reply
B26,<err_code>
01 err_code: error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Processing failed.
Example
B26,2,HELP
01 Set SMS head string of SOS to “HELP”.
Retrieve
C04,B26,<alm-code>
01 alm-code: Alarm type, refer to Appendix –A. The same as alm-code field in setting
command.
B29 –Setting Sensitivity of Motion Sensor
Source
GPRS/COM/SMS
Description
B29,<mov-stop-level>,<rom-level>
01 mov-stop-level: sensitivity of motion sensor, value [0, 100], default 10; the smaller
value, the higher sensitivity
02 rom-level: sensitivity for reset-on-motion function, range [0,100], default 5; the
smaller value, the higher sensitivity
03 mov-stop-level is used for the judgment of Moving/Stop, “No Movement”detection
04 rom-level is used for reset-on-motion in “Tilt”/”Fall Down”function
Reply
B29,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B29,20
Retrieve
C04,B29
B31 –Setting SOS Number Attribute
Source
GPRS/COM/SMS
Description
B31,<sos-num-idx>,<two-way-call>,<monitor>,<pos-sms>
01 Set SOS number attribute, refer to B11 command for SOS number setting.
02 sos-num-idx: SOS index, value 1, 2, 3, which corresponds to SOS number set by B11
command.
03 two-way-call: attribute of two-way conversation.
04 monitor: attribute of monitor-mode conversation.
05 pos-sms: attribute of position SMS.
06 Description of attributes:
two-way-call: Pressing SOS button to pick up incoming phone-call in two-way
conversation mode.

FIFOTRACK Q3 COMMAND LIST
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monitor: tracker automatically picks up incoming phone-call in monitor mode.
pos-sms: Tracker sends position SMS after incoming phone-call ends. Refer to
C01 command for SMS format.
07 When both two-way-call and monitor are set, monitor is valid, i.e.: tracker picks up
phone-call in monitor mode.
08 When the command string has only sos-num-idx field, default attribute is set to
corresponding SOS number.
09 Default attribute of SOS number: two-way-call and pos-sms.
Reply
B31,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B31,1,1,1,1
01 Set attribute of the first SOS number: tracker automatically picks up incoming
phone-call under monitor mode, reply a position SMS.
Retrieve
C04,B31,<sos-num>
01 sos-num: SOS index, value 1, 2, 3. The same as sos-num field in setting command.
B32 –Setting Conversation Volume
Source
GPRS/COM/SMS
Description
B32,<vol-spk>,<vol-mic>,<vol-fix>
01 The command is used to set self-defined volume for phone-call conversation
02 vol-spk: Self-defined speaker volume, unit %, range 0~100, default 0
03 vol-mic: Self-defined microphone gain, unit %, range 0~100, default 0
04 vol-fix: 0(default)~pressing CAL button can change conversation between default and
self-defined; 1~Using the SPK/MIC volume set by B32 command for conversation
05 Default volume: Speaker~40%, Microphone~63%
06 Due to hardware limitations, 17% change rate corresponds to one step for speaker,
and 13% for microphone
Reply
B32,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B32,34,50,1
01 Set speaker volume to 34%, and microphone gain to 50%; Using the volume setting
for all conversation, pressing CAL button cannot change volume
Retrieve
C04,B32

FIFOTRACK Q3 COMMAND LIST
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B35 –Setting Tilt Detection
Source
GPRS/COM/SMS
Description
B35,<enable>,<angle>,<pre-alarm-t>,<alarm-t>,<option>,<reset-angle>
01 enable: 0~Disable tilt detection (default); 1~Enable
02 angle: Angle of change to trigger “Tilt”alarm, unit degree, range [0o,90o], default 30o
03 pre-alarm-t: pre-alarm duration, unit second, default 30s, range [0,1000]. When tilt
detected, tracker starts voice displaying to remind user
04 alarm-t: Alarm trigger delay, unit second, default 30s. After tilt detected, tracker do
nothing but pre-alarm, and sends GPRS/SMS alarm package when alarm-t expired
05 option: Optional function for “Tilt”alarm
option==1: reset-on-motion, tracker stops pre-alarm and alarm trigger delay
when shaking
option==2: reset-on-angle, tracker stops pre-alarm and alarm trigger delay when
angle change less than reset-angle
option==3 (default): tracker stops pre-alarm and alarm trigger delay when
shaking or angle change less than reset-angle
06 reset-angle: Angle of change to stop pre-alarm and alarm trigger delay, valid when
option==2 or option==3, unit degree, default 15o, range [0,angle]
07 “Tilt”alarm code 25. Refer to Appendix-A for more detail
Reply
B35,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B35,1,30,30,20,3
01 Enable tilt detection, when angle change large than 30o, tracker starts pre-alarm
(voice displaying) for 30s, and delay 20s to send out “Tilt” alarm (GPRS/SMS/Call)
02 Enable reset-on-motion and reset-on-angle, during the pre-alarm period, angle
changes less than reset-angle, shaking/walking/pressing SOS button will cancel
pre-alarm and alarm trigger delay
Retrieve
C04,B35
B36 –Setting Fall Down Detection
Source
GPRS/COM/SMS
Description
B36,<enable>,<pre-alarm-t>,<alarm-t>,<rst-on-motion>,<accl-level>
01 enable: 0~Disable fall down detection (default); 1~Enable
02 pre-alarm-t: pre-alarm duration, unit second, default 30s, range [0,1000]. When fall
down detected, tracker starts voice displaying to remind user
03 alarm-t: Alarm trigger delay, unit second. After fall down detected, tracker does
nothing but pre-alarm, and sends GPRS/SMS alarm package when alarm-t expired
04 rst-on-motion: reset-on-motion. Shake to cancel pre-alarm and alarm trigger delay;

FIFOTRACK Q3 COMMAND LIST
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After cancelled, voice displaying will be stopped, and NO GPRS/SMS alarm package sent;
When rst-on-motion==1, NO pre-alarm voice display, nor fall down alarm triggered under
continuous moving or walking status
05 accl-level: Acceleration level for fall down detection, default 55, range [20,60]
06 “Fall Down”alarm code 31. Refer to Appendix-A for more detail
Reply
B36,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
B36,1,30,20,1
01 Enable fall down detection, after fall down detected, tracker starts voice displaying to
remind user. It will send out GPRS/SMS alarm package after 20s, but will continue voice
displaying till 30s time is up.
During the pre-alarm period, shaking/walking/pressing SOS button will cancel pre-alarm
and alarm trigger delay
Retrieve
C04,B36
B70 –Setting the Functions to Button
Source
GPRS/COM/SMS
Description
B70,<hangup>,<pwroff-disable>,<long-key-voice>
01 hangup: 1~Press SOS button to hang up phone-call conversation; 0 (default)~Disable
hang-up function of SOS button
02 pwroff-disable: 1~PWR button cannot be used to shut down device; 0 (default)~Long
press PWR button can shut down device
03 long-key-voice: 1 (default)~Display voice when long press SOS or CAL button; 0~No
voice displaying for long press SOS and CAL button
Reply
B70,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
Retrieve
C04,B70
B71 –Setting GPS/WIFI Order
Source
GPRS/COM/SMS
Description
B71,<mode>
01 Device supports two methods for positioning, GPS and WIFI, and B71 command is
used to set the order of use

FIFOTRACK Q3 COMMAND LIST
19
02 mode: positioning mode, default mode==0, description as below
mode==0: Mandatory use GPS for all time, device uses GPS to get positioning
information, and uploads to server whether GPS fixed or not.
mode==1: Device uses GPS first, and switch to WIFI for positioning when GPS failed
mode==2: Device uses WIFI first, and switch to GPS for positioning when no WIFI AP
got
mode==3: Device always uses the last GPS information for uploading
03 Device uploads unfixed GPS package to server when neither GPS nor WIFI positioning
succeed
Reply
B71,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
Retrieve
C04,B71
B72 –Setting Reminder Mode for Incoming Phone-call
Source
GPRS/COM/SMS
Description
B72,<incall-note>,<num-sel>
01 When phone-call incoming, device can remind user by voice ringing or vibration
02 incall-note: Reminder mode
incall-note==0: No reminder for incoming phone-call
incall-note==1: ringing
incall-note==2: vibration
incall-note==3 (default): Both ringing and vibration
03 num-sel: Set incoming phone number type
num-sel==0: Only SOS and Favorite contact
num-sel==1: All number
04 Conversation mode
SOS number (Set with B11)
Monitor or two-way, set with B31
Favorite contact(Set with B75)
Two-way
Other numbers
Two-way
Reply
B72,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
Retrieve
C04,B72

FIFOTRACK Q3 COMMAND LIST
20
B73 –Setting SOS Dial Interval
Source
GPRS/COM/SMS
Description
B73,<sos-interval>
01 For some phones, voicemail answers incoming call when no person picks it up. It may
cause device NO dialing the next SOS number. B73 command can be used to avoid
this situation.
02 sos-interval: Interval of dialing SOS number, unit second, default 0. When the interval
time arrived, device hangs up the current number, and dials the next one.
03 Setting proper sos-interval according to actual situation.
Reply
B73,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
Retrieve
C04,B73
B74 –Setting Auto Answer
Source
GPRS/COM/SMS
Description
B74,<auto-answer>
01 Default, pressing CAL button to answer the incoming phone-call; B74command is
used to enable auto answer
02 auto-answer: 0 (default)~Disable auto answer, it is needed to press CAL button to
answer the incoming phone-call; 1~Enable auto answer, tracker answers the
incoming call after ringing once
Reply
B74,<err_code>
01 err_code: procession error code.
OK –Succeed.
UNSUPPORT –Command not supported.
FAILED –Procession failed.
Example
Retrieve
C04,B74
B75 –Setting Favorite Contact
Source
GPRS/COM/SMS
Description
B75,<contact-no>
01 contact-no: Favorite contact phone number
02 After contact-no set, long press CAL button to start dialing
Reply
B75,<err_code>
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