MT9234ZBA-NAM-CP Multi-Tech Systems, MT9234ZBA-NAM-CP Datasheet - Page 45

• Manufacturer Part Number: MT9234ZBA-NAM-CP
• Description: Specifications: Package / Case: 5.7" L x 4.3" W x 1.0" H (145mm x 109mm x 25mm) ; Packaging: Bulk ; Data Format: V.34, V.92 ; Lead Free Status: Lead Free ; RoHS Status: RoHS Compliant
• Manufacturer: Multi-Tech Systems

Voice +V Commands Detail
+FCLASS=8
Description:
+VNH
Description:
Syntax:
Values:
Reports:
Result Codes:
+VIP
Description:
Syntax:
Values:
+VRX
Description:
Syntax:
Values:
Result Codes:
Multi-Tech Systems, Inc. AT Commands for the MultiModem & SocketModem MT9234 Series (S000434H)
Select Voice Mode
The +FCLASS=8 command selects voice mode.
Automatic Hang-Up Control
Enables or disables automatic hang-up.
AT+VNH=<hook>
<hook>
OK if command accepted.
ERROR if parameter is out of range.
Initialize Voice Parameters
The +VIP command causes the modem to initialize all Voice parameters to the
factory default settings.
AT+VIP
None
Enter Voice Receive State
Start voice reception.
AT+VRX
None
OK
ERROR if not in voice mode.
+VNH=0
+VNH=1
+VNH=2
+VNH?
+VNH=?
Enables automatic hang-ups as in non-Voice modes (such as
hanging up the phone when the modem does not detect a data
carrier within a given time interval).
Disables automatic hang-ups in non-Voice modes.
Disables automatic hang-ups in non-Voice modes. The modem
performs only a "logical" hang up (i.e., returns the OK result code).
Displays current or selected values.
Displays list of supported values.
Chapter 4 – Voice Commands
45