Telenetics 56 - Manual (Page 190)

AT Commands
Page 182
Shielded Codes Sent to the Modem (DCE)
Table A-31 lists the supported shielded codes sent to the modem in the
expression . The number in parenthesis in the second column
corresponds to the T.50 equivalent.
Table A-31. Supported Shielded Codes Sent to the Modem (DCE)
Code Code Simple Action Command Description
(1/0) Two contiguous codes indicate a single in the
data stream ("Immediate Command" or "Stream Command").
U (7/5) [Action Numbers 0 and 3] Increase the volume or gain by one
unit("Immediate Command").
D (6/4) [Action Numbers 1 and 4] Decrease the volume or gain by one unit
("Immediate Command").
P (7/0) [Action Number 9] Pause.
R (7/2) [Action Number 10] Resume.
(0/3) [Action Number 11] End Voice Transmit State ("Stream Command").
> (1/8) [Action Number 12] Clear transmit buffer of voice data ("Immediate
Command").
! (2/1) [Action Number 15] Receive abort ("Immediate Command").
Voice Commands
Configuration Commands
+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. (The
FCLASS command is described in detail elsewhere in this appendix.)
+VNH - Automatic Hang-up Control
This command enables or disables automatic hangups.
Syntax +VNH=
Defined Values
Decimal number corresponding to the selected option (see
Table A-32).
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).