Set command

The set command sets the supported system modes of the modem.

Note: Only one supported LTE mode allowed at a time. This command is allowed only before activating the modem using the CFUN=1 command. If the mode needs to be changed,the modem must first be set to flight mode using the CFUN=4 command.


+CME error codes
518 – Not allowed in active state
522 – Band configuration not valid for selected mode

The set command parameters and their defined values are the following:

0 – LTE Cat-M1 not supported
1 – LTE Cat-M1 supported
0 – LTE Cat-NB1 not supported
1 – LTE Cat-NB1 supported
0 – Global Navigation Satellite System (GNSS) not supported
1 – GNSS supported
<LTE preference> is for the coming releases. Not relevant in the current release.
0 – No preference
1 – LTE Cat-M1 preferred
2 – LTE Cat-NB1 preferred

The following command example sets LTE Cat-M1 and GNSS as the system modes. No preferred LTE mode set: