Example; Report Jamming Via Urc; Report Jamming Via Urc Periodically - Quectel WCDMA Application Note

4

Example

4.1. Report Jamming via URC

AT+QJDR=1
OK
AT+QJDCFG="URC",1
OK
In normal condition:
AT+QJDR?
+QJDR: NOJAMMING
OK
In a jamming environment, please refer to Chapter 2.2.
+QJDR: JAMMED
AT+QJDR?
+QJDR: JAMMED
OK
If jammer is removed:
+QJDR: NO JAMMING
AT+QJDR?
+QJDR: NOJAMMING
OK

4.2. Report Jamming via URC Periodically

AT+QJDR=1
OK
AT+QJDCFG="URC",1
OK
AT+QJDCFG="period",5
WCDMA_Jamming_Detection_Application_Note
//Enable Jamming Detection.
//Enable URC output.
//Query the current jamming status.
//In normal condition, no jamming is detected.
//The URC will be reported automatically. Jamming has been detected.
//Query the current jamming status.
//In a jamming environment, jamming is detected.
//The URC is reported automatically. No jamming is detected.
//Query the current jamming status.
//No jamming is detected.
//Enable Jamming Detection.
//Enable URC output
//Set the <period> as 5. URC will be reported every 5 seconds.
UMTS/HSPA Module Series
WCDMA Jamming Detection Application Note
Confidential / Released 10 / 13