Specifications

AUDIOCOMMANDS
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321 HSPA+ATCommandsReferenceGuide
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Notes
 If<mode>=1,thereceivingofaDTMFtoneispointedoutwithanunsolicitedmessagethroughATinterfacein
thefollowingformat:
#DTMFEV:xwithxastheDTMFdigit
 Ensurethedurationofatoneisnotlessthan50ms.
 Thevaluesetbycommandisnotsaved.Asoftwareorhardwareresetrestoresthedefaultvalue.
 Tostorethevalueinnon‐volatilememory,useprofiles.
 WhenDTMFdecoderisenabled,PCMplayingandrecordingareautomati callydisabled.AT#SPCMreturnserror.
DigitalVoiceInterface
DigitalVoicebandInterface#DVI
SetcommandenablesordisablestheDigitalVoicebandInterface.
Readcommandreportslastsetting,intheformat:
#DVI:<mode>,<dviport>,<clockmode>
Testcommandreportstherangeofsupportedvaluesfor<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 DisableDVI.
1 EnableDVI;audioisforwardedtotheDVIblock.
2 Reserved.
<dviport> 2‐DVIport2isused.
<clockmode> 
0 DVIslave.
1 DVImaster.Default:1.
Examples
DVIisconfiguredasmasterprovidingonDVIPort2,theonlyavailable.
AT#DVI=1,2,1
OK
ExtendedDigitalVoicebandInterface#DVIEXT
SetcommandconfigurestheDigitalVoicebandInterface.
Readcommandreportslastsetting,intheformat: