Using GPRS/GSM only

3 thoughts on “Using GPRS/GSM only

  1. Hi,

     

    I am trying to make a UC864 use GPRS/GSM only. The documentation describes the CGCLASS command to do just this.

    But when I issue AT+CGCLASS=B return CME 4.

    What is the problem here?

     

    Thanks

    Erin