Command Reference Manual
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6.2 Voice Commands
6.2.1 Configuration Commands
6.2.1.1 +FCLASS=8 - Select Voice Mode
+FCLASS=8 selects the Voice Mode. The Voice Mode commands and responses described in this section are applicable
when cFCLASS=8. (See Section 3.2.1.2 for the definition of the FCLASS command.)
6.2.1.2 +FCLASS=80 - Select VoiceView Mode
+FCLASS=80 selects the VoiceView Mode. The Voice Mode commands and responses described in this section are
applicable when cFCLASS=80. (See Section 3.2.1.2 for the definition of the FCLASS command.)
6.2.1.3 +VNH - Automatic Hang-up Control
This command enables or disables automatic hangups.
Syntax
+VNH=<hook>
Defined Values
<hook>
Decimal number corresponding to the selected option (see Table 6-4).
0
The modem enables automatic hangups as is normal in other modes.
1
The modem disables automatic hangups usually found in the other non-Voice
Modes.
2
The modem disables automatic hangups in the other non-Voice Modes. The
modem performs only a “logical” hangup (returns to OK result code).
Table 6-4. +VNH Command Behavior
Command Response
Command
No Carrier Present
ATH
ATZ
DTR & D2
+VNH=0
Y
Y
Y
Y
+VNH=1
N
Y
Y
Y
+VNH=2
N
N
N
Y
Notes:
Y= will hang-up; N= will not hang-up.
How +VNH is reset:
DTE uses +VNH command to change setting.
DTE issues aFCLASS mode change without issuing aVNH.
A hang-up event occurs (see this table).
DTE VIP command.
Reporting Current or Selected Values
Command:
+VNH?
Response:
<hook>
Example:
0
For the default setting.
Reporting Supported Range of Parameter Values
Command:
+VNH=?
Response:
(<hook> range)
Example:
(0-2)
Result Codes
OK
<hook> = 0-2.
ERROR
Otherwise.
Summary of Contents for RC336D
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