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HUAWEI MG323 GSM M2M Module
AT Command Interface Specification Commands for Status Control
Issue 02 (2010-11-23)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
28
3 Commands for Status Control
This chapter describes the AT commands for controlling the status of the module.
3.1 AT+CMER - Command for Setting Event Reporting
The AT+CMER command controls the +CIEV unsolicited reporting that is related to
AT^SIND and AT+CIND commands. For an event that is registered through
AT^SIND and AT+CIND commands, if the indicator value related to the event
changes, unsolicited reporting is performed.
3.1.1 Querying the Supported Settings for Event Reporting
Test
command
AT+CMER=?
Function
Queries the supported settings for event reporting.
Response
<CR><LF>+CMER: (list of supported <mode>s), (list of supported
<keyp>s), (list of supported <disp>s), (list of supported <ind>s), (list of
supported <bfr>s)<CR><LF>
<CR><LF>OK<CR><LF>
Parameter description
<mode>: integer.
z
0 (default value): Unsolicited report codes (URCs) are buffered on the TA. If the
buffer of the TA is full, URCs are buffered at other locations or the oldest URCs
are discarded.
z
1: URCs are discarded in TA-TE connection hold state (such as data service
mode). Otherwise, the event is reported directly to the TE.
z
2: 1: URCs are discarded when TA-TE link is reserved, e.g. in online data mode.
Otherwise they are forwarded directly to the TE. (This is not supported currently)
<keyp>: integer; enables key event reporting, which is not supported currently.
0 Reports the event.