Western Telematic MT5634 manual Registers, Register Unit Range Default Description

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4. S-Registers

Certain modem values, or parameters, are stored in memory locations called S-Registers. Use the S command to read or to alter the contents of S-Registers (see previous section).

Register	Unit	Range	Default	Description
S0	1 ring	0, 1–255	1	Sets the number of rings until the modem answers.
				ATS0=0 disables auto answer completely.
S1	1 ring	0–255	0	Counts the rings that have occurred.
S2	decimal	0–127	43 (+)	Sets ASCII code for the escape sequence character.
		128–255		Values greater than 127 disable escape.
S3	decimal	0–127	13 (^M)	Sets the ASCII code for the carriage return character.
S4	decimal	0–127	10 (^J)	Sets the ASCII code for the line feed character.
S5	decimal	0–32	8 (^H)	Sets the ASCII code for the backspace character.
		33–127		Values greater than 32 disable backspace.
S6	seconds	2–65*	2*	Sets the time the modem waits after it goes off-hook
				before it begins to dial the telephone number.
S7	seconds	35-65*	50*	Sets the time the modem waits for a carrier signal
				before aborting a call. Also sets the wait for silence
				time for the @ dial modiﬁer.
S8	seconds	0–65	2	Sets the length of a pause caused by a comma
				character in a dialing command.
S9	decimal	0, 1–127	37 (%)	Sets ASCII code for remote conﬁguration escape
				character. S9=0 disables remote conﬁguration.
S10	100 ms	1–254	20	Sets how long a carrier signal must be lost before the
				modem disconnects.
S11	1 ms	50–150*	95*	Sets spacing and duration of dialing tones.
S28	decimal	0, 1–255	1	0 disables, 1–255 enables V.34 modulation.
S30	1 minute	0, 1–255	0	Sets the length of time that the modem waits before
				disconnecting when no data is sent or received.
				A value of zero disables the timer. See also
				the \T command
S35	decimal	0–1	1	0 disables, 1 enables the V.25 calling tone, which
				allows remote data/fax/voice discrimination.
S36	decimal	0–7	7	Speciﬁes the action to take in the event of a
				negotiation failure when error control is
				selected. (See S48.)

4-1

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Contents MT5634 AT Command SetPage Table of Contents MT5634 Modem AT Command Set Introduction MT5634 Modem AT Command Set Description AT Command SummaryAtmtsmodemcr AT Commands Command DS=y Dial Stored Telephone Number Command Ds DialCommand En Echo Command Mode Characters Command Fn Echo Online Data CharactersCommand I n Information Request Command H n Hook ControlCommand M n Monitor Speaker Mode Command N n Modulation HandshakeCommand Qn Result Codes Enable/Disable Command P Pulse DialingCommand Sr=n Set Register Value Command Sr? Read Register ValueCommand Result Code Selection Command Result Code OptionsCommand Zn Modem Reset Command Data Carrier Detect DCD ControlCommand &En XON/XOFF Pacing Control Command &Dn Data Terminal Ready DTR ControlCommand &Fn Load Factory Settings Command &Gn V.22bis Guard Tone ControlCommand Pulse Dial Make-to-Break Ratio Selection Command Leased Line OperationCommand &Qn Asynchronous Communications Mode Command Data Set Ready DSR ControlCommand &V Display Current Settings Command &Tn Loopback Test V.54 Test CommandsCommand &Wn Store Current Conﬁguration Command &Zy=x Store Dialing CommandCommand \B n Transmit Break Command \A nCommand \K n Break Control Command \Qn Flow Control Selection Command \Nn Error Correction Mode SelectionCommand \Tn Inactivity Timer Command \Vn Protocol Result CodeCommand Data Calling Tone Command \Xn XON/XOFF Pass-ThroughCommand %An Adaptive Answer Result Code Enable Command View Numbers in BlacklistCommand Fallback and Fall Forward Control Command %DCn AT Command ControlCommand %Hn Direct Connect Enable Command Cisco ConﬁgurationCommand $MB n Online BPS Speed Command $EB n Asynchronous Word LengthCommand $RP n Ring Priority vs. AT Command Priority Command $SB n Serial Port Baud RateCommand #CBAn Callback Attempts Command +VDR=x, y Distinctive Ring ReportCommand #CBDn Callback Delay Command #CBFR Callback Failed Attempts Reset Command #CBF? Callback Failed Attempts DisplayCommand #CBIn Local Callback Inactivity Timer Command #CBNy=xCommand #Pn Set 11-bit Parity Command #CBSn Callback Enable/DisableCommand #Sx Enter Setup Password Command #S=x Store Setup PasswordRegisters Register Unit Range Default DescriptionS37 Decimal Registers MT5634 Modem AT Command Set Terse Verbose Description Result CodesDelayed Example %%%ATMTSMODEM Remote Configuration and Country Code ConfigurationChanging the Setup Password Country Code Configuration MT5634 Modem AT Command Set Page Sterling Irvine California 949 586-9950 Toll Free

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