User guide

AUDIO COMMANDS
193 AT Commands for EV-DO-EV3 Modems
Notes
 No information is returned for class 128.
Example
AT#TSVOL=84,1,5
OK
AT#TSVOL=84,0
OK
AT#TSVOL?
#TSVOL:1,0
#TSVOL:2,0
#TSVOL:4,1,5
#TSVOL:8,0
#TSVOL:16,1,5
#TSVOL: 32,0
#TSVOL:64,1,5
OK
Digital Voice Band Interface #DVI
Set command enables/disables the digital voiceband interface.
Read command reports last setting, in the format:
#DVI: <mode>, <dviport>, <clockmode>
Test command returns the supported range of values of <mode>, <dviport>, and <clockmode>.
Syntax
Command Command type
AT#DVI=<mode>[,<dviport>,<clockmode>]
Set
AT#DVI? Read
AT#DVI=? Test
Parameters and Values
<mode> Enables or disables the DVI.
0 C2 models only. Disable DVI, forwards audio to the analog line. DVI pins can be
used for other purposes, like GPIO, etc. C2 Default: 0.
1 Enable DVI; audio is forwarded to the DVI block.
<dviport>
2 DVI port 2 will be used.
<clockmode>
0 DVI slave.
1 DVI master. Default: 1.