Compaq AMC20493-KT5 Voice Commands, Modem Reference Information, Reference Guide, Conexant

	Reference Information
	Modem Reference Information
	Conexant AT Commands (Advanced Users Only)
Command	(Conexant)
+FMM	Report modem model.
+FMR	Report modem version, revision, or date.
+FPR=n	Set DTE/modem interface rate in bits/sec: 0=automatic detection (default).
+FRH=n	Receive data with HDLC framing.
+FRM=n	Receive data.
+FRS=n	Receive silence, n ×10 ms.
+FTH=n	Transmit data with HDLC framing.
+FTM=n	Transmit data.
+FTS=n	Stop transmission and wait, n ×10 ms.
	Voice Commands
+FCLASS=8	Select voice mode.
+VDR=a,b	Set report ring cadence and timing of RING event code:
	a=0 disables ring cadence reporting, a=1 enables.
	b sets report content: 0=DROF and DRON messages only.
+VDT=a,b	Set report control tone cadence:
	a=0 disables ring cadence reporting, a=1 enables.
	b=0 reports CPOF and CPON messages only.
+VDX=a	Select speakerphone half-duplex (a=0) or full duplex (a=1).
+VGM=n	Set microphone gain of speakerphone function (0 to 255).
+VGR=n	Set gain for received voice samples (0 to 255).
+VGS=n	Set speaker gain of speakerphone function (0 to 255).
+VGT=n	Set volume (120 to 135).
+VIP	Initialize all voice parameters to defaults.
+VIT=n	Set initial value for DTE/modem inactivity timer (0 to 255 seconds).
+VLS=n	Select sources/destinations for analog data.
+VNH=n	Set automatic hangups: 0=enable, 1=disable, 2=disable automatic hangups in non-voice modes.
+VPR=n	Set DTE/modem interface rate (0=autobaud).
+VRA=n	Set delay between ringbacks before modem assumes remote station is off hook (0 to 255 x 0.1 sec).
+VRN=n	Set delay between ringbacks before modem assumes remote station is off hook (0 to 60 sec).
+VRXn	Start voice reception: 0=start without periodic tone production, 1=start with periodic tone production.
+VSD=a,b	Set silence detection sensitivity and required period of silence before modem reports silence at end
	of voice receive.
+VSM=a,b,c,d	Set voice and silence compression methods, and voice sampling rate.
+VSP=a	Disable (a=0) or enable (a=1) speakerphone.
+VTD=n	Set beep duration (1 to 500 x 0.01 sec).
+VTR	Start voice transmission and reception.
+VTS=string	Send voice tones.
+VTX	Start voice transmission.
AT* Commands
*B	Display black-listed numbers.
*D	Display delayed numbers.

Reference Guide 95