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HUAWEI MG323 GSM M2M Module
AT Command Interface Specification Commands for Audio Control
Issue 02 (2010-11-23)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
199
15.3.1 Querying the Supported Echo Suppressing Functions
Test
command
AT^ECHO=?
Function
Queries the supported echo suppressing functions.
Response
z
In case of successful execution:
<CR><LF>^ECHO: (list of supported <n>s) <CR><LF>
<CR><LF>OK<CR><LF>
z
In case of an error:<CR><LF>ERROR<CR><LF>
Parameter description
<n>: integer
z
0: disables the echo suppressing function.
z
1 (default value): enables the echo suppressing function.
15.3.2 Reading the Current Settings of the Echo Suppressing
Function
Read
command
AT^ECHO?
Function
Reads the current settings of the echo suppressing function.
Response
z
In case of successful execution:
<CR><LF>^ECHO: <n><CR><LF>
<CR><LF>OK<CR><LF>
z
In case of an error:<CR><LF>ERROR<CR><LF>