GLOBALSAT TR-203A - Manual (Page 30)

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3 Configuration
You could read or set TR-203 configuration parameters by USB, SMS, TCP,
UDP communication protocol.
3.1 Read parameters of configuration
Command’s format:
GS C ,IMEI,L1(x1,x2,x3,x4,x5)*Checksum!
GS C ,IMEI,L1(ALL)*Checksum!
Add up to 1-5 parameters.
If parameter =(ALL), then all user configuration data will be
generated.
Report format:
GS s ,IMEI,T,S,x1=y1,x2=y2,x3=y3,……*Checksum!
x1,x2,x3… are code words for configuration parameters.
y1,y2,y3… are their respective settings.
Example 1:
Ask TR-203 report parameters of Motion mode(R0,R1,R2,R3)
GSC,136489586301578,L1(R0,R1,R2,R3)*35!
Report parameters R0,R1,R2 and R3 form TR-203
GSs,136489586301578,3,0,R0=3600,R1=30,R2=02,R3=0*4E!
Example 2:
Ask TR-203 report all parameters
GSC,135485956301257,L1(ALL)*5C!