Filter
Top Products
HUAWEI MG323 GSM M2M Module
AT Command Interface Specification Commands for Configuration
Issue 02 (2010-11-23)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
19
2.9 AT^SMSO - Command for System Shutdown
2.9.1 Checking Whether the Command for System Shutdown
Exists in the Module
Test command
AT^SMSO=?
Function
Checks whether the command for system shutdown exists in the
module.
Response
<CR><LF>OK<CR><LF>
2.9.2 Setting System Shutdown
Execution
command
AT^SMSO
Function
Sets ME shutdown. After the shutdown process starts, the voltage of the
VDD decreases and "^SHUTDOWN" is unsolicitedly reported.
Response
z
In case of successful execution:
<CR><LF>^SMSO: MS OFF<CR><LF>
<CR><LF>OK<CR><LF>
^SHUTDOWN<CR><LF>
z
In case of an error: <CR><LF>ERROR<CR><LF>
Note:
z
Do not cut off the power of the ME before the VDD voltage decreases and the
“^SHUTDOWN” URC is reported. Otherwise, data may be lost.
z
Other AT commands after the AT^SMSO command are not handled by the ME.
2.9.3 Examples
Example:
Send the command for system shutdown.
AT^SMSO
^SMSO: MS OFF
OK
^SHUTDOWN