Paradyne 3810 manual LSD Control, DTR Action, Select Factory Default Configuration Options

AT Command Set and S-Registers

Table 14-1

(5 of 12)

3800 Series AT Commands

AT		Description	Front Panel
Command			Branch
&Cn	LSD Control		Configure\Edit\DTE
	&C0	Forced On. LSD on at all times.	Interface
	&C1	Standard RS232. LSD is on when the remote modem's carrier signal is
		detected. LSD is off when carrier signal is not detected.
	&C2	Wink When Disconnect. LSD normally forced ON, turns Off for
		approximately one second upon disconnecting.
	&C2	Wink When Disconnect. LSD normally forced ON, turns Off for
		approximately one second upon disconnecting.
	&C3	Follows DTR. State of LSD follows state of DTR.
	&C4	Simulated Control Carrier. State of LSD follows state of remote modem's
		RTS.
	&C5	=DTR/Disconnect Off. State of LSD follows state of DTR except upon a
		disconnect where DTR remains ON and LSD turns Off. DTR must then
		toggle Off and ON to turn LSD ON. Use this setting for AT&T DATAKIT
		applications. Note that to use this option, the DTR Action configuration
		option must be set to Stndrd_RS232 (&D1 or &D2).
	&C6	Bridge Retrain. LSD behaves as if it were set for Stndrd_RS232, except
		that it is turned off when a retrain condition lasts longer than 10 seconds,
		and turned on again when no retrain condition is detected for a period of
		10 seconds.
&Dn	DTR Action		Configure\Edit\DTE
	&D0	Ignore. Modem ignores the true status of DTR and treats it as always	Interface
		ON.
	&D1	Off=Command Mode. Modem enters online Command Mode if
		connected when DTR switches Off.
	&D2	Standard RS232. DTR Signal is controlled by the DTE.
	&D3	Off=Reload Strap. Follows Standard RS232 operation, except that when
		DTR switches Off, the modem loads the Active (Saved) area into the
		Active (Operating) area.
	&D4	Controls On-Hook. Follows Standard RS232 operation, except that
		modem does not disconnect until DTR is lowered by the DTE.
	&D5	Controls TX Mute. Follows Standard RS232 operation, except that when
		DTR is lowered at the answering modem, the modem mutes transmitter
		output.
&Fn	Select Factory Default Configuration Options		Configure\Factory
	Loads factory configuration options into Active (Operating) area.
	&F0	Async Dial
	&F1	Sync Dial
	&F2	Sync Leased: Answer
	&F3	UNIX Dial
	&F4	Sync Leased: Originate
	&F5	Cellular (Mobile)
	&F6	Cellular (PSTN)

3810-A2-GB30-20 November 1996 14-7