MC55 AT Command Set

16.11 AT^SNFI

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16.11AT^SNFI Set microphone path parameters

Syntax

Test Command

AT^SNFI=?

Response(s)

^SNFI: (list of supported <inBbcGain>s) , (list of supported <inCalibrate>s)

OK

Read Command

AT^SNFI?

Response(s)

^SNFI: <inBbcGain>, <inCalibrate>

OK

Write Command

AT^SNFI=<inBbcGain>, <inCalibrate>

Response(s)

OK

PIN ASC0 ASC1 MUX1 MUX2 MUX3

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Reference(s)

SIEMENS

Command Description

TA sets microphone path amplifying.

Parameter Description

<inBbcGain>(num)(^SNFW)

ADC gain adjustable in eight 6 dB steps from 0 dB to 42 dB (0=0dB, 7=42dB, 8 steps of 6 dB). 0...7

<inCalibrate>(num)(^SNFW)

Multiplication factor for input samples. Formula to calculate the negative gain (attenuation) of the input signal: Gain in dB = 20 * log (inCalibrate / 32768)

0...32767

MC55_ATC_V01.05

Page 406 of 469

2/10/04

Confidential / Released

 

 

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Image 406
Siemens MC55 manual Atsnfi Set microphone path parameters, Atsnfi=?, Atsnfi?, Snfi inBbcGain, inCalibrate