HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification
Network Service Commands
Issue 04 (2013-01-28)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
186
string type; <format> indicates if the format is alphanumeric or numeric; long
alphanumeric format can be up to 16 characters long and short format up to 8
characters (refer GSM MoU SE.13); numeric format is the GSM Location Area
Identification number (refer TS 24.008 sub clause 10.5.1.3) which consists of a three
BCD digit country code coded as in ITU-T E.212 Annex A, plus a two BCD digit
network code, which is administration specific; returned <oper> shall not be in BCD
format, but in IRA characters converted from BCD; hence the number has structure:
(country code digit 3) (country code digit 2) (country code digit 1) (network code digit 3)
(network code digit 2) (network code digit 1).
<stat>:
0: Unknown
1: Available
2: Current
3: Forbidden
<rat>: access technology selected (Reserved, not supported currently).
0: GSM (default value)
2: WCDMA
14.3.4
Examples
(1) Query the present status of ME's network registration using the test command:
AT+COPS=?
+COPS: (2,"","","46008",2),(3,"China Unicom","UNICOM","46001",0),(3,"China Mobile
Com","CMCC","46000",0),,(0,1,3,4),(0,1,2)
OK
(2) Automatic search of network
AT+COPS=0
OK
Note:
In SET command, that mode equals to 0 makes other parameters invalid.
(3) Manual search of network
AT+COPS=1,2,46000 (+CREG=1, +CGREG=1, enable URC reporting)
OK
(If the selected operator was not allowed, the ME is now unregistered. The
READ command will return only the mode, but no operator: