GLOBALSAT TR-203A - Manual (Page 64)

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The parameters of speed alarm:
Code
word
Parameters Value
OI Upper limit of speed alarm
u8, in Km/H
0 ~ 255 Km/H
0=disable
OJ Lower limit of speed alarm
u8, in Km/H
0 ~ 255 Km/H
0=disable
OL Report media for speed alarm
Please refer to 2.9
Report media
OP Hysteresis of speed alarm
u8, in Km/H
0 ~ 255 Km/H
7.3.1 Enable Speed Limit Alert
Example 1:
Set upper limit of speed alert (Send command via SMS or TCP
or UDP)
GSS,10339376540375,3,0,OI=105,OP=5,OL=02*6A!
Command Type Description
GSS Write setting to device
Code
word
Parameters Value Description
OI
Upper limit of speed
alarm
105
Set upper limit: 105
Km/h
OL
Report media for
speed alarm
02
Report alarm
messages via TCP.
Alarm messages