MC55 AT Command Set
16.9 AT^SNFA s
m
obil
e
MC55_ATC_V01.05 Page 403 of 469 2/10/04
Confidential / Released
16.9 AT^SNFA Set or query of microphone attenuation
Syntax
Command Description
The test command returns the supported values of the parameter <atten>.
The read command returns the current attenuation value on the microph one path for the current audio device
(selected by AT^SNFS).
Write command controls the large-scale attenuation on the microphone path for the curren t audio device
(selected by AT^SNFS) with the following restrictions:
• It is not allowed for audio device 1
• As long as the microphone is muted, the write comm and is temporarily disabled
• Setting of value 0 is not allowed (use AT^SNFM=0 for this).
• For values greater than 32767, 32767 will be used.
Test Command
AT^SNFA=?
Response(s)
^SNFA: (list of supported <atten>s)
OK
Read Command
AT^SNFA?
Response(s)
^SNFA: <atten>
OK
Write Command
AT^SNFA=<atten>
Response(s)
OK
ERROR
CME ERROR: <err>
PIN ASC0 ASC1 MUX1 MUX2 MUX3
! % % % % %
Reference(s)
SIEMENS