At+Creg Network Registration - Quectel EC25 Command Manual

Example
AT+COPS=?
+COPS:
(1,"CHN-UNICOM","UNICOM","46001",2),(1,"CHN-UNICOM","UNICOM","46001",0),(2,"CHN-UNICO
M","UNICOM","46001",7),(1,"46011","46011","46011",7),(3,"CHINA
MOBILE","CMCC","46000",0),,(0,1,2,3,4),(0,1,2)
OK
AT+COPS?
+COPS: 0,0,"CHN-UNICOM",7
OK

6.2. AT+CREG Network Registration

The Read Command returns the network registration status. The write command sets whether or not to
present URC.
AT+CREG Network Registration Status
Test Command
AT+CREG=?
Read Command
AT+CREG?
Write Command
AT+CREG[=<n>]
Maximum Response Time
EC25&EC21_AT_Commands_Manual
//List all current network operators
//Query the currently selected network operator
Response
+CREG: (list of supported <n>s)
OK
Response
TA returns the status of result code presentation and an
integer <stat> which shows whether the network has
currently indicated the registration of the ME. Location
information elements <lac> and <ci> are returned only when
<n>=2 and ME is registered on the network.
+CREG: <n>,<stat>[,<lac>,<ci>[,<Act>]]
OK
If there is any error related to ME functionality:
+CME ERROR: <err>
Response
TA controls the presentation of an unsolicited result code
+CREG: <stat> when <n>=1 and there is a change in the ME
network registration status.
OK
300ms
LTE Module Series
EC25&EC21 AT Commands Manual
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