Queclink GL300 Manual page 51

GL300 @Tracker Air Interface Protocol

AT+GTJDC=
Example:
AT+GTJDC= ,1,25,,5,10,10,,,,,,,0016$
gl300
Parameter
Password
Mode
Signal Threshold
Reserved
Jamming Cell Number
Threshold
Enter Jamming Timer
Threshold
Quit Jamming Timer
Threshold
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Serial Number
Tail Character

<Mode>: Working mode.

0: Disable Jamming detection function.

1: Enable Jamming detection function, if the jamming is detected, the device will
report +RESP:GTJDR message. This message only is reported with entering into
"Jamming".

2: Enable Jamming detection function, if the jamming is detected, the device will
report +RESP:GTJDS message. This message is reported with entering into
"Jamming" or quiting the "Jamming".

<Signal Threshold>, < Jamming Cell Number Threshold >: The built-in jamming detection
algorithm uses these two parameters to judge whether the device is currently being jammed.
The smaller the parameter, the more sensitive.

<Enter Jamming Timer Threshold>: when the device detects the jamming, the device based
on <Enter Jamming Timer Threshold> parameter to trigger the enter Jamming event.

<Quit Jamming Timer Threshold>: when the device quits the jamming, the device based on
TRACGL300AN001
Length(byte) Range/Format
4 – 6 '0' – '9' 'a' – 'z' 'A' – 'Z'
1 0|1|2
<=3 0 – 31
0
<=2 0-99
<=3 0-300 sec
<=4 0-3600sec
0
0
0
0
0
0
4 0000 – FFFF
1 $
Default
gl300
0
25
5
10
10
$
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