WM620 AT
Command Manual
Copyright © Neoway Technology Co., Ltd
11
OK
AT+CREG=?
+CREG: (0-2)
OK
Query the valid parameter value
range.
Remarks
N/A
2.3 GPRS Network Registration: +CGREG
Description
To control the presentation of an unsolicited result code of the module's GPRS
network registration status
Format
AT+CGREG=[<n>]<CR>
AT+CGREG?<CR>
AT+CGREG=?<CR>
Parameters
<n>
: Specifies whether to enable network registration unsolicited result code
0: Disable network registration unsolicited result code (default)
1: Enable network registration unsolicited result code +CGREG: <stat>
2: Enable network registration and location information unsolicited result code
+CGREG: <stat>[,<lac>,<ci>[,<Act>]]
<stat>
: GPRS registration status, integer type
0: Not registered, the module is not currently searching an operator to register to
1: Registered the home network
2: Not registered, but the module is currently trying to attach or searching an
operator to register to
3: Registration denied
4. Unknown code
5: Registered, roaming
<lac>
: Two byte location area code in hexadecimal format, string type
<ci>
: four byte GERAN/UTRAN cell ID in hexadecimal format, string type
<Act>
: The access technology of the serving cell, integer type
0: GSM
2: UTRAN
3: GSM w/EGPRS