Specifications

HE863 family AT commands reference guide
80377ST10083a Rev.4 – 2012-02-01
Reproduction forbidden without written authorization from Telit Communications S.p.A.- All Rights Reserved. Page 149 of
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#SHFEC - Handsfree Echo Canceller
<mode>
0 - disables echo canceller for handsfree mode (factory default)
1 - enables echo canceller for handsfree mode
Note: This setting returns to default after power off.
AT#SHFEC?
Read command reports whether the echo canceller function on audio handsfree
output is currently enabled or not, in the format:
#SHFEC: <mode>
AT#SHFEC=?
Test command returns the supported range of values of parameter <mode>.
3.5.5.1.24. Handsfree Microphone Gain - #HFMICG
#HFMICG - Handsfree Microphone Gain
AT#HFMICG=
[<level>]
Set command sets the handsfree microphone input gain
Parameter:
<level>: handsfree microphone input gain
0..7 - handsfree microphone gain (+6dB/step, factory default=4)
AT#HFMICG?
Read command returns the current handsfree microphone input gain, in the format:
#HFMICG: <level>
AT#HFMICG=?
Test command returns the supported range of values of parameter <level>.
3.5.5.1.25. Handset Microphone Gain - #HSMICG
#HSMICG - Handset Microphone Gain
AT#HSMICG=
[<level>]
Set command sets the handset microphone input gain
Parameter:
<level>: handset microphone input gain
0..7 - handset microphone gain (+6dB/step, factory default=0)
AT#HSMICG?
Read command returns the current handset microphone input gain, in the format:
#HSMICG: <level>
AT#HSMICG=?
Test command returns the supported range of values of parameter <level>.
3.5.5.1.26. Set Headset Sidetone - #SHFSD
#SHFSD - Set Headset Sidetone
AT#SHFSD=
[<mode>]
Set command enables/disables the sidetone on headset audio output.
Parameter:
<mode>