Copyright © Neoway Technology Co., Ltd
Enable network registration
unsolicited codes.
Query the current network
registration status of the module
AT+CREG=?
+CREG: (0-2)
OK
Query the module network
registration status value range
AT+CMEE=0
OK
AT+CREG=5
ERROR
Set AT + CMEE = 0 (or not set),
then send AT + CREG = 5,
Then return error code
AT+CMEE=1
OK
AT+CREG=5
+CME ERROR: 53
Set AT + CMEE = 1, then send AT
+ CREG = 5,
Then return error code
2.3 GPRS Network Registration: +CGREG
To control the presentation of an unsolicited result code of the module's GPRS
network registration status
AT+CGREG=[<n>]<CR>
AT+CGREG?<CR>
AT+CGREG=?<CR>
<N>: Controls the network registration unsolicited result code display
0: Disable network registration unsolicited result code (default setting)
1: Enable network registration unsolicited result code + CGREG: <stat>
2: Enable network registration unsolicited result code + CGREG: <stat> [, <lac>,
<ci> [, <Act>]]
<Stat>: Network status