Specifications

AT Command Set
TC35-ATC-01-V02.10 Page 122/145 02.10 / 23.05.2001
6.19 AT^SNFD Set audio parameters to manufacturer default values
Test command
AT^SNFD=?
Response
OK
Execute command
AT^SNFD
Response
TA sets the active audio parameters to manufacturer defined default values.
OK
Reference
Siemens
Note
The restored values are: <inBbcGain>, <inCalibrate>, <outBbcGain>,
<outCalibrate[0 to 4]>, <sideTone> of all audio modes
6.20 AT^SNFI Set microphone path parameters
Test command
AT^SNFI=?
Response
^SNFI: (list of supported <inBbcGain>s), (list of supported <inCalibrate>s) OK
Parameters
See write command
Read command
AT^SNFI?
Response
+SNFI: < inBbcGain >, <inCalibrate> OK
Parameters
See write command
Write command
AT^SNFI=<inB
b
cGain>,<inCali
brate>
Response
TA sets microphone path amplifying.
OK
Parameters
<inBbcGain> Setting for ADC gain Amplifier 0 - 7 (0=0 dB, 7=42 dB, 8 steps of
6 dB)
<inCalibrate> Multiplication factor 0 – 32767 for input samples attenuati-
on=20*log (inCalibrate/32767)
Reference
Siemens
Note
1. Write command works only in audio modes 2 to 6!
2. Read and write options of this command refers to the active audio mode.
3. The range of <inCalibrate> is up to 65535 but will be suppresed to 32767.
Values above <inCalibrate> = 65535 will cause a failure
4. Changed values have to be stored via ^SNFW.
5. Attention! In case of changing audio parameters it is possible that the
maximum allowed volume will be exceeded and users could get damage
to their hearing!
6. The default values are customer-specific.