User Manual

AT Commands Reference Guide
80000ST10025a Rev. 5 - 09/07/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 296 of 434
#PSAV - Audio Profile Configuration Save SELINT 2
- LMS adaptation speed
- LMS filter length (number of coefficients)
- speaker to micro signal power relation
- noise reduction max attenuation
- noise reduction weighting factor (band 300-500Hz)
- noise reduction weighting factor (band 500-4000Hz)
- AGC Additional attenuation
- AGC minimal attenuation
- AGC maximal attenuation
AT#PSAV=?
Test command returns the OK result code.
Example
AT#PSAV
OK
Current audio profile is saved in NVM
3.5.7.1.64 Audio Profile Selection - #PSEL
#PSEL - Audio Profile Selection SELINT 2
AT#PSEL=<prof>
Set command selects the active audio profile
Parameter:
<prof>: current profile
0 - standard profile
1..3 - extended profile, modificable.
Note: This parameter is saved in NVM issuing AT&W command.
AT#PSEL?
The read command returns the active profile in the format:
#PSEL:<prof>
AT#PSEL=?
Test command returns the supported range of values of parameter <prof>.
3.5.7.1.65 Audio Profile Setting - #PSET
#PSET - Audio Profile Setting SELINT 2
AT#PSET=
<scal _in>
[,<scal _out>
[,<side_tone_atten>
[,<adaption_speed>
[,<filter_length>
[,<rxtxrelation>
[,<nr_atten>
[,<nr_w_0>
[,<nr_w_1>
[,<add_atten>
[,<min_atten>
Set command sets parameters for the active audio profile. It is not allowed if
active audio profile is 0.
Parameters:
<scal_in> - microphone line digital gain
<scal_out> - earpiece line digital gain
<side_tone_atten> - side tone attenuation
<adaption_speed> - LMS adaptation speed
<filter_length> - LMS filter length (number of coefficients)
<rxtxrelation> - speaker to micro signal power relation
<nr_ atten > - noise reduction max attenuation