4 format of command message – GLOBALSAT TR-206 User Manual
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type
1=get in area
2=get out of area
3=cross over the boundary
4=stay in area
5=stay out of area
upper_left_Lon
upper_left_Lat
The upper left coordinate of specified area.
right_bottom_Lon
right_bottom_Lat
The right-bottom coordinate of specified area.
startTime
endTime
weekday
Optional field for specifying the effective time frame
of this geo-fence area. Start Time and end Time are
in seconds. Weekday is in hex-digit format which
specifies applicable day in a week, where bit 0
represents Sunday, bit1 represents Monday, etc.
2.4 Format of Command Message
A command message is used to set the working mode or control the device
activity. A command codeword can combine with configuration setting for
best transmission efficiency.
The format is
GS
C
,IMEI,c1
(
option1
)
,c2
(
option2
)
,……….*checksum!
Where
c1,c2…are codewords of command.
option1, option2… are configuration parameters and setting. Please refer to
section 2.7 for detail.
For example:
GSC,123456789012345,Na,M2(P0=30)*44!