Telit Wireless Solutions LE910 - Page 451

Telit LE910 V2 Series AT Commands
80446ST10707A Rev. 0– 2015-11-03
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 451 of 509
Mod. 0808 2011-07 Rev.2
Total gain upper limit: increasing this parameter load echoes are more
attenuated
<par_32>
0..32767 - factory default value is 6000
NR Attenuation factor: decreasing this parameter increases allowed
attenuation
<par_33>
0..32767 - factory default value is 8000
Overestimation factor 0: decreasing this parameter increases noise
reduction and decreases speech quality below 500Hz
<par_34>
0..32767 - factory default value is 8000
Overestimation factor 1: decreasing this parameter increases noise
reduction and decreases speech quality above 500Hz
The remaining parameters could be changed but under the supervision of
Telit Technical Support.
AT#ECHOCFG?
Read command reports the currently set parameters in the format:
#ECHOCFG: <par_1><par2>…<parN>
<par_i>:
Full set of registers values dumped in hexadecimal form, 39 words (156
characters).
It is not allowed if active audio profile is 0.
AT#ECHOCFG=?
Test command reports supported range of values for all parameters in the
format:
#ECHOCFG: <i>, (<low_i>-<high_i>)
Where
<i>:
Parameter index
<low_i>:
Lower limit of <par_i>
<high_i>:
High limit of <par_i>