Smart-Azz GT28 User Manual - page 16
16
10. General SMS string information and command structure
“PASSWORD” - “Mode” - “Subgroup1” - “Subgroup2”
Instuctions & Request functions ( I & R ) in
Mode
> block. All commands have to be preceded by the password.
Mode
Subgroup1
DESCRIPTION
I
SEC
To change security code (Password)
I
GeoXX
To set the required Geofence Radius.(“X” = 01 - 99) (01=100m; 99=9900m)
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
TEL
Will direct the tracker to use another telephone number to send requested data
overriding the default caller ID
I
CSTANDBY-X
Set-up SMS Checking time when in Power Save mode. (“X” = 2-255)
R
CSTANDBY
Set-up or Request SMS Checking time when in Power Save mode.
R
PS
Request setting if Power Save is switched ON or OFF
R
Geo
Request distance of Geofence Radius
R
Version
Request for information about software version in the tracker
R
IMEI
To get the IMEI numbers of the GSM module
R
BATLOW
Request setting of the Battery Low warnings
R
BAT
Request battery status SMS will be sent indicating internal battery voltage
I
D
Will change all settings back to factory default settings, except Password.
Subgroup2
Instruction information like: Telephone numbers; settings of
T
,
R
and
C
; data
format for GPS information (
DMS
,
,
Ddec
, NMEA, GPGGA-GPGSA-
GPRMC) etc.
Direct commands in “Mode” block:
Mode
Subgroup1
DESCRIPTION
S
Set Tracker in Single mode. One position data will be sent.
T
To switch on “Tracking” mode. The 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)
BATLOW
ON/OFF
To switch the “Battery Low” function ON or OFF. (Default is OFF)
PS
ON/OFF
To switch the Power Saving mode ON or OFF. (Default is OFF)
T
OFF
To switch OFF Tracking mode.