Chapter 3 – Voice Commands
Note: Voice commands apply to the MT5656ZDX-V only.
Voice Commands Overview
Non-Voice Commands
+FCLASS
+VCID
+VNH
+FLO
Voice Commands
+VIP
+VRX
+VTS
+VTX
+VGR
+VGT
+VIT
+VLS
+VRA
+VRN
+VSD
+VSM
+VTD
+VDR
+VDT
+VPR
Command
+VSP
+VDX
+VGM
+VGS
Configuration Commands
These configuration commands must be set before using the Voice Commands.
Command: +FCLASS=8 Select Voice Mode
+FCLASS=8 selects the Voice Mode. The Voice Mode commands and responses described in this
section are applicable when command +FCLASS=8. (See the Generic Modem Control section for
the definition of the FCLASS command.)
Command: +VCID
Multi-Tech Systems, Inc. AT Commands Reference Guide (S000273F)
For Configuring the Voice Function
Set Mode
Caller ID
Automatic Hang-up Control
Flow Control
Description
Voice Initialize All Parameters
Start modem Receive (Record)
Voice Tone Send (Send single frequency or DTMF)
Start modem Transmit (Playback)
Voice Gain Receive (Record Gain)
Voice Gain Transmit (Playback Volume)
Voice Inactivity Timer (DTE/Modem)
Analog Source/Destination Selection
Ringback Goes Away Timer
Ringback Never Appeared Timer
Silence Detection (QUIET & SILENCE)
Compression Method Selection
Beep Tone Duration Timer
Distinctive Ring
Control Tone Cadence Reporting
Select DTE/modem Interface Rate (Turn off autobaud)
Speakerphone
Speakerphone ON/OFF
Speakerphone Duplex Mode
Microphone Gain
Speaker Gain
Caller ID
See +VCID for Caller ID in Chapter 2.
Chapter 3 – Voice Commands
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