Specifications

HE863 family AT commands reference guide
80377ST10083a Rev.4 – 2012-02-01
Reproduction forbidden without written authorization from Telit Communications S.p.A.- All Rights Reserved. Page 53 of 228
+CREG - Network Registration Report
where:
<Lac> - Local Area Code for the currently registered on cell
<Ci> - Cell Id for the currently registered on cell
Note: <Lac> and <Ci> are reported only if <mode>=2 and the mobile is
registered on some network cell.
AT+CREG?
Read command reports the <mode> and <stat> parameter values in the format:
+CREG: <mode>,<stat>[,<Lac>,<Ci>]
Note: <Lac> and <Ci> are reported only if <mode>=2 and the mobile is
registered on some network cell.
AT+CREG=?
Test command returns the range of supported <mode>
Example
AT
OK
at+creg?
+CREG: 0,2
OK
(the MODULE is in network searching state)
at+creg?
+CREG: 0,2
OK
at+creg?
+CREG: 0,2
OK
at+creg?
+CREG: 0,2
OK
at+creg?
+CREG: 0,1
OK
(the MODULE is registered)
at+creg?
+CREG: 0,1
O
K
Reference 3GPP TS 27.007
3.5.3.3.4. Operator Selection - +COPS
+COPS - Operator Selection
AT+COPS=
[<mode>
[,<format>
Set command forces an attempt to select and register the GSM\UMTS network
operator.
<mode> parameter defines whether the operator selection is done automatically or