AT Command

Description

AT+CNMP command is used to select or set the state of the mode preference.


Support

Simcom Module Tutorial

Examples

KeywordsAT+CNMP syntax, examples, parameters, error, input, response.

Test AT+CNMP command with AT Command Tester





Try this script included in AT Command Tester Tool.

//Script: at+cnmp

//This AT command is applicable for SIMCOM modules only

//Check SIMCOM Module AT Command documentaiton

//Preferred mode selection

//Get the list of supported modes

AT+CNMP=?

//Read the current mode

 

AT+CNMP?

//Set mode to automatic

 

AT+CNMP=2

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

 

//Wait

WAIT=2

 

//Set mode to GSM Only

AT+CNMP=13

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

 

//Wait

WAIT=2

 

//Set mode to WCDMA Only

AT+CNMP=14

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

?

//Wait

WAIT=2

 

//Set mode to LTE Only

AT+CNMP=8

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

 

//Wait

WAIT=2

 

//Set mode to CDMA Only

AT+CNMP=9

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

 

//Wait

WAIT=2

 

//Set mode to EVDO Only

AT+CNMP=10

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

 

//Wait

WAIT=2

 

//Set mode to GSM+WCDMA Only

AT+CNMP=19

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

 

//Wait

WAIT=2

 

//Set mode to CDMA+EVDO Only

AT+CNMP=22

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

 

//Wait

WAIT=2

 

//Set mode to any modes but LTE

AT+CNMP=48

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

 

//WAIT=2

//Set mode to GSM+TSDCDMA Only

AT+CNMP=60

 

//Wait

WAIT=2

//Read back the mode

AT+CNMP?

 

//WAIT

WAIT=2

 

//Set mode to GSM+WCDMA+TSSCDMA Only

AT+CNMP=63

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

 

//Wait

WAIT=2

 

//Set mode to CDMA+EVDO+GSM+ECDMA+TDSCDMA Only

AT+CNMP=67

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

 

//Wait

WAIT=2

 

//Set mode to GSM+WCDMA+LTE Only

AT+CNMP=39

 

//Wait

WAIT=2

 

//Read back the mode

AT+CNMP?

?




Output of above script in AT Command Tester Tool.

AT+CNMP=?

+CNMP: (2,14,38)

OK

AT+CNMP?

+CNMP: 67

OK

AT+CNMP=2

OK

AT+CNMP?

+CNMP: 2

OK

AT+CNMP=13

ERROR

AT+CNMP?

+CNMP: 2

OK

AT+CNMP=14

OK

AT+CNMP?

+CNMP: 14

OK

AT+CNMP=8

ERROR

AT+CNMP?

+CNMP: 14

OK

AT+CNMP=9

ERROR

AT+CNMP?

+CNMP: 14

OK

AT+CNMP=10

ERROR

AT+CNMP?

+CNMP: 14

OK

AT+CNMP=19

OK

AT+CNMP?

+CNMP: 19

OK

AT+CNMP=22

ERROR

AT+CNMP?

+CNMP: 19

OK

AT+CNMP=48

OK

AT+CNMP?

+CNMP: 48

OK

AT+CNMP=60

ERROR

AT+CNMP?

+CNMP: 48

OK

AT+CNMP=63

OK

AT+CNMP?

+CNMP: 63

OK

AT+CNMP=67

OK

AT+CNMP?

+CNMP: 67

OK

AT+CNMP=39

ERROR

AT+CNMP?

+CNMP: 67

OK