At^snfm Set Microphone Audio Path - Multi-Tech MultiModem EDGE Reference Manual

16.12 AT^SNFM Set Microphone Audio Path

Description:
Test Command Syntax:
Response:
Read Command Syntax:
Response:
Write Command Syntax:
Response:
Parameter Description:
<MicSwitch>
Microphone mute control parameter.
Evaluated during voice calls and if <MicVccCtl> is omitted only (e.g., AT^SNFM=1).
Command does not depend on audio mode.
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Multi-Tech Systems, Inc. AT Commands for EDGE Modems (S000371G)
The read command returns the microphone mute and supply voltage status.
The write command can be used to switch the microphone's audio path (muted/ not
muted) .
The microphone can be muted or activated by changing <MicSwitch> in all audio modes
(1 to 6) and during a voice call only. As an alternative, you can use the AT+CMUT
command to mute the microphone.
AT^SNFM=?
^SNFM: (list of supported <MicSwitch>s)
OK
AT^SNFM?
^SNFM: <MicSwitch>
OK
AT^SNFM=[<MicSwitch>]
OK
ERROR
+CME ERROR: <err>
Mutes the microphone.
Activates the microphone. Default.
Chapter 16 – Audio Commands
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