MC87xx Extended AT Command Reference
Table 7-2: Voice command passwords
Command
!AVAUDIOLPBK
!AVCODECRXG
!AVCODECSTG
!AVCODECTXG
!AVDEF
!AVDTMFTXG
!AVDTMFVOLDB
!AVEC
!AVEXTPCMCFG
!AVEXTPCMSEL
!AVEXTPCMSTOPCLKOFF
!AVMICGAIN
!AVNS
!AVRXAGC
!AVRXPCMFLTR
!AVSETPROFILE
!AVSN
!AVTONEPLAY
!AVTXAGC
90
Profile activation
Profile 0 (Handset) is the default profile. Unless you activate a
different profile prior to establishing a circuit‐switched call,
the default profile is used in establishing the call. To use a
profile other than Profile 0, use the command
PROFILE
(described on page 106) to activate the profile prior to
establishing the call.
Command summary
The table below lists the commands described in this chapter:
Description
Enable / disable an audio loopback
Set / query CODEC RX gain
Set / query CODEC sidetone gain
Set / query the TX gain
Set audio settings to default values
Set / query the DTMF TX gain
Set the audio volume and DTMF volume for each audio type
Set / query the echo cancellation setting
Configure external PCM interface
Query / set external PCM interface for profile
Enable / disable ability to turn off the external PCM interface
clock
Set / query the microphone gain
Enable / disable noise suppression
Set / query RX AVC / AGC configuration
Set / query the RX PCM filter tap
Activate a profile
Set / query audio revision number
Play a tone
Set the TX AGC
AT!AVSET-
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