At^snfm Set Microphone Audio Path And Power Supply - Siemens TC63 Command Set

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TC63 AT Command Set
18.12 AT^SNFM
18.12

AT^SNFM Set microphone audio path and power supply

The
read command returns the microphone mute and supply voltage status.
AT^SNFM
The
write command can be used to switch the microphone's audio path (muted / not muted) or to con-
AT^SNFM
trol the power supply of the VMIC line for the two microphone inputs.
The microphone can be muted or activated by changing
voice call only. As an alternative, you can use the
Syntax
Test Command
AT^SNFM=?
Response(s)
^SNFM: (list of supported <MicSwitch>s) , (list of supported <MicVccCtl>s)
OK
Read Command
AT^SNFM?
Response(s)
^SNFM: <MicSwitch>,
OK
Write Command
AT^SNFM=[<MicSwitch>][, <MicVccCtl>]
Response(s)
OK
ERROR
+CME ERROR:
<err>
Reference(s)
SIEMENS
Parameter Description
(num)
<MicSwitch>
Microphone mute control parameter.
Evaluated during voice calls and if
Command does not depend on audio mode.
0
(P)
1
(num)
<MicVccCtl>
Microphone supply voltage control parameter. Controls the power supply VMIC of the two microphone inputs.
CME error is given if
<MicSwitch>
0
1
(P)
2
TC63_ATC_V00.490
Confidential / Draft - Do not copy
AT+CMUT
<MicVccState>
is omitted only, e.g. AT^SNFM=1.
<MicVccCtl>
Mutes the microphone.
Activates the microphone.
is not omitted. Enter for example AT^SNFM=,1 or AT^SNFM=,2.
Supply voltage is always switched off.
Supply voltage is always switched on.
Supply voltage state during voice calls is controlled by the ME. Actual value is
determined by parameter data set of the selected audio mode.
Page 423 of 501
in all audio modes (1 to 6) and during a
<MicSwitch>
command to mute the microphone.
PIN
ASC0 ASC1 USB MUX1 MUX2 MUX3 Charge
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Last
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