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15. General SMS string information and command structure
“Security code” - “Mode” - “Subgroup1” - “Subgroup2”
Instuctions & Request functions ( I & R ) in <
Mode
> block. All commands have to be preceded by the security code.
Mode
Subgroup1
DESCRIPTION
I
SEC
To change security code (Password)
I & R
TRK
Track mode to set/request time “T” between GPS information transmissions
and number of repeats “R” and set SMS Check time “C”
I & R
GPS
To set/request the tracker to us the specified data format like
DMS
(degrees,
minutes, seconds),
(URL for Google Maps),
DDEC
(degrees
decimal) or a NMEA data line(GPGGA-GPGSA-GPRMC)
I & R
GEO
To set or request the Geofence settings.
I & R
TEL
Will direct the tracker to use another telephone number to send requested
data overriding the default caller ID
I & R
SOSxxxxx
Set-up or Request SOS numbers (max 8 numbers can be stored)
I & R
LOx
To activate or request Line-out status. (Only for TRC0078)
I & R
APN
Set or Request the access point name for GPRS function.
I & R
IP
Set or Request the Internet Protocol address for GPRS function.
I & R
UN
Set or Request the User Name for GPRS access.(only if needed)
I & R
PW
Set or Request the Password for GPRS access.(only if needed)
I & R
PORT
Set or Request the Port Number for GPRS access.
R
SMSxxxxx
To recall up to the last 8 transmitted SMS messages (1-8) incl. Caller ID, a
SMS command request without number will send all 8.
R
M
Request setting if motion sensor is switch ON or OFF
R
Version
Request for information about software version in the tracker
R
IMEI
To get the IMEI numbers of the GSM module
R
GPRS
Request the GPRS settings, APN, IP ,name, password
R
BAT
Request battery status SMS will be sent indicating internal battery voltage
I
D
Will change all settings back to factory default settings.
Direct commands in “Mode” block:
Mode
Subgroup1
DESCRIPTION
S
Set Tracker in Single mode. One position data will be sent.
T
Set Tracker in Track mode. Tracker will send repeated position data. Default
setting is T0003R020C010 meaning every 3 minutes for 20 times a message will
be sent and every 10 minutes a check will be carried out if new instruction
message(SMS) was sent.
Last
Tracker will send LAST valid GPS data
GEO
ON/OFF
To switch the GEOFENCE function ON or OFF. (Default is OFF)
M
ON/OFF
To switch the Motion sensor ON or OFF. (Default is OFF)
LOx
ON/OFF
To switch the number x Line-out ON or OFF. (Default is OFF) (TRC0078 only)
PS
ON/OFF
To switch the Power Saving mode ON or OFF. (Default is ON)
<Subgroup2>
Instruction information like: Telephone numbers; settings of
T
,
R
and
C
; data
format for GPS information (
DMS
,
,
Ddec
, NMEA, GPGGA-GPGSA-
GPRMC) etc.