MC55 AT Command Set

16.12 AT^SNFM

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16.12AT^SNFM Set microphone audio path and power supply

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>, <MicVccState>

OK

Write Command

AT^SNFM=[<MicSwitch>] [, <MicVccCtl>]

Response(s)

OK

PIN ASC0 ASC1 MUX1 MUX2 MUX3

￿ ￿ ￿ ￿ ￿ ￿

Reference(s)

SIEMENS

Command Description

The test command returns the supported values of the parameters <MicSwitch> and <MicVccCtl>.

The read command returns the microphone mute and supply voltage status.

Value of <MicSwitch> is valid during a voice call only.

The write command can be used to switch the microphone's audio path (muted / not muted) or to control the power supply of the MICP2 line (microphone input of the second analog audio interface).

MC55_ATC_V01.05

Page 408 of 469

2/10/04

Confidential / Released

 

 

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Siemens MC55 manual Atsnfm Set microphone audio path and power supply, Atsnfm=?, Atsnfm?, Snfm MicSwitch, MicVccState