GLOBALSAT TR-206 - Manual (Page 45)

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6 Tracking
6.1 Ping
Ping function is for getting the present location and status of TR-206. The
command is N1. Please set the tolerance time for TR-206 to get fixed before
sending out the report by the parameter OS. TR-206 will turn on GPS once N1
command is received. If TR-206 gets GPS fix within OS time, it will send ping
report as soon as it gets GPS fix. If it can not get GPS fix within the allowed time,
it will send out the report at the end of OS time.
Code
word
Parameters Value Description
OD
Report media for
ping (N1)
Media type
Please refer to 2.9
Report media
OS
GPS fix time between
receiving ping
command and
sending out ping
report
u16, in
seconds
If OS=0, GPS fix
time=C3
Commands format:
GS C ,IMEI,N1*Checksum!
Command Codeword Parameters
N1 Ping device
Example 1: Ping device location and ask it to report via SMS no later than 20
seconds.
GSC,135785412249986,N1(OD=01,OS=20)*23!