HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification
11.7 ^STN–Switch Sidetone Status
11.7.1 Command Syntax
Command
^STN=<vol>
^STN?
^STN=?
11.7.2 Description
This command is used to enable and disable the sidetone before a voice call.
The TEST command returns supported values as compound value.
11.7.3 Defined Values
<vol>:
0: Sidetone off
1: Sidetone on (default value)
Resetting the module will not affect the value. Module updating will reset the value to
default value.
11.8 ^ECHO–Switch Echo Canceller Mode
11.8.1 Command Syntax
Command
^ECHO=<n>
^ECHO?
^ECHO=?
Issue 04 (2013-01-28)
Possible response(s)
<CR><LF>OK<CR><LF>
<CR><LF>+CME ERROR: <err><CR><LF>
<CR><LF>ERROR<CR><LF>
<CR><LF>STN:<vol><CR><LF>
<CR><LF>OK<CR><LF>
<CR><LF>^STN:(list of supported
<vol>s)<CR><LF><CR><LF>OK<CR><LF>
Possible response(s)
<CR><LF>OK<CR><LF>
In case of error:
<CR><LF>ERROR<CR><LF>
<CR><LF>^ECHO: <n><CR><LF>
<CR><LF>OK<CR><LF>
<CR><LF>^ECHO: (list of supported
<n>s)<CR><LF><CR><LF>OK<CR><LF>
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Audio Commands
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