AT Commands Phone Terminal Terminated 46
AT+CREG Network Registration
AT+COPS Operator Selection
Description: Controls the presentation of the unsolicited result code +CREG.
Set command: AT+CREG=[<n>]
Read command: AT+CREG? Displays the current <n> and <stat> settings.
Test command: AT+CREG=? Shows if the command is supported.
Test command
response:
+CREG: (list of supported <n>s)
Parameters:
<n>:
<n> Description
0 Disable network registration unsolicited result code
Default setting
1 Enable network registration unsolicited result code
<stat>: Shows the availability status for the operator.
<stat> Description
0 Not registered
The ME is currently not searching for a new operator to
register to
1 Registered; home network
2 Not registered
The ME is currently searching for a new operator to register
to
3 Registration denied
4 Unknown
5 Registered; roaming
Description: Forces an attempt to select and register the GSM network operator.
Set command: AT+COPS=[<mode>[,<format>[,<oper>]]]
Read command: AT+COPS? Displays the current <mode>[, <format>, and <oper>] setting(s).
Test command: AT+COPS=? Shows if the command is supported.
Test command
response:
+COPS: (list of supported <stat>s,(list of supported long alphanumeric <oper>s),
(list of supported short alphanumeric <oper>s),(list of supported numeric <oper>s)
Parameters:
<mode>: Selects whether the registration is done automatically by the ME or is forced by this
command to operator <oper>.
<mode> Description
0 Automatic (<oper> field ignored)
Default setting
1 Manual (<oper> field used)
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