AT Commands Phone Terminal Terminated
46
AT+CREG
Network Registration
AT+COPS
Operator Selection
Description:
Controls the presentation of the unsolicited result code
.
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)