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Owner’s Manual Rev 1.0 Page 171 of 171
0 Automatic (<oper> field is ignored)
1 Short format alphanumeric <oper>
2 Numeric <oper>
<oper> Description
string type Format determined by the <format> setting
<stat> Description
0 Unknown
1 Available
2 Current
3 Forbidden
11.15 AT+CREG Network Registration
Description Command Possible Responses
Request network
registration
AT+CREG=[<n>]
•_ +CME ERROR <err>
•_ OK
•_ ERROR
Read the command AT+CREG?
•_ +CREG: <n>,<stat>
•_ +CME ERROR <err>
•_ OK
•_ ERROR
Show if the command is
supported
AT+CREG=?
•_ +CREG: (list of
supported <n>s)
•_ +CME ERROR <err>
•_ OK
•_ ERROR
Set command controls the presentation of an unsolicited result code +CREG:
<stat> when <n>=1 and there is a change in the ME network registration
status.
Read command returns the status of result code presentation and an integer
<stat>, which shows whether the network has currently indicated the
registration of the ME.