Intel 537EX manual 44/V.42/V.42 bis MNP Command Summary

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AT Command Summary Tables

a.For Data mode, the factory default setting is AT+MS=V92, 1, 0, 0, 0, 0 to send at speeds of 33,600 bps or below and receive at speeds of 53,333 bps and below.

Note: See the relevant sections in the 536EX Developer’s Manual for full command description and parameter ranges.

Table 6. V.44/V.42/V.42 bis MNP Command Summary

Note	Command		Function			Default	Range	Reported
Note	Command		Function			Default	Range	by &Vn
								by &Vn

*	%An		Set auto-reliable fallback character			13	0–127	yes

*	%Cn		MNP 5 data compression control			1	0, 1	yes

	%C0		No compression

	%C1		Enables MNP5 data compression

*	\An		MNP block size			3	0–3	yes

	\A0		Maximum 64 characters

	\A1		Maximum 128 characters

	\A2		Maximum 192 characters

	\A3		Maximum 256 characters

	\Bn		Set transmit break			3	0–9

*	\Cn		Set auto-reliable buffer			0	0–2	yes

	\C0		No data buffering

	\C1		Four-second buffer until 200 characters in the buffer or
	\C1		detection of a SYN character
			detection of a SYN character

	\C2		No buffering. Connects non-V.42 modems to V.42
	\C2		modem
			modem

*	\Gn		Set modem port flow control			0	0, 1	yes

	\G0		Disables port flow control

	\G1		Sets port flow control to XON/XOFF

*	\Jn		bps rate adjust control			0	0, 1	yes

	\J0		Disables rate adjust

	\J1		Enables rate adjust

	\Kn		Set break control			5	0–5	no

			connect state, transmits		Enters command mode,
			connect state, transmits		no break sent
					no break sent
	\K0
	\K0		command state, transmits		Destructive/expedited
			command state, transmits

			connect state, receives
			connect state, receives

			connect state, transmits

	\K1		command state, transmits	Destructive/expedited

			connect state, receives

* Value saved in NVRAM.

536EX Chipset Developer’s Manual

19

Intel Confidential

Image 19

Contents Developer’s Manual 537EX ChipsetIntel Confidential Contents Figures Tables Date Revision Description Revision History001 Initial release Controllerless Modem Driver Overview IntroductionWindows 95 and Windows Intelsdb.VXD V.90/V.92 and V.34 Data ModesTapi UnimodemModem Connection Overview DCE-to-ISP Data Rates for V.90 Mode AT Commands OverviewDTE-to-DCE Data Rates for Each Mode DCE-to-DCE Data Rates for Each ModeNumeric Text Sending CommandsDelayed Call DTE-Modem Data Rate Response CodesDialing digits Command FunctionAT Escape Sequences Dial ModifierCommand Function Default Range Reported By &Vn Data Mode Command SummaryIntel Confidential Intel Confidential Intel Confidential +ETBM +EB+ESA +ESR44/V.42/V.42 bis MNP Command Summary Processes flow control characters and passes to local Fax Class 1 Command Summary Fax Identity Command SummaryVoice DTE→DCE Character Pairs IS-101 Voice Command SummaryResponse Hex Code Function ESC Voice DTE →DCE Character PairsVoice DTE←DCE Character Pairs DELAscii Register Function Default Range Units Reported by &VnDial Modifiers Register SummaryRegister Function Default Range Units Modem Responses and Command Echo En, Vn, Xn, Wn, Qn Using AT Commands to Access the S-Registers Sn?, Sn=x, ?Modem Setup Host Modem Response Command Data Reporting Wn Mapping Disable EnableDTE Resets and then configures the modem to Nvram user profile Establishing a Modem Connection A, D, DS = n, S0 AT Commands Product InformationProduct Identification Information Hanging Up Hn, S10, Zn, &D2 Online Command Mode Escape Codes, OnModem-to-Modem Connection Data Rates Intel Confidential Modem-on-Hold Incoming Voice Call in Data Mode Modem-on-Hold Initiating a Voice Call in Data Mode Intel Confidential Carrier Description Supported Modulation TypesLocal Analog Loopback AT&T1 Diagnostic Testing S18, &TnLocal Modem or Test Modem Local Analog Loopback With Self-Test AT&T8Time-Independent Escape Sequence AT Escape SequencesLicensing Requirements for Hayes Escape Sequence Example Command Default Description Data Mode Command DescriptionsHayes* Escape Sequence Echo enabled Previously stored in the Nvram with the AT&Zn=x commandHost in either online or off-line command mode Echo disabledDTE ATI2Sn=x Numeric form CommandModem dials a telephone number touch tone dialing Numeric or verbose formDCD or Rlsd signal DisconnectingSubsequent commands to be ignored Resets the modem and recalls user profileTelephone Numbers AT&V0Active Profile Stored Profile= 0-9 a B C D # * T P R W @ S-register configurations into the Nvram user profile ‘n’Command to see the stored telephone number Select profileIndication Definition Command Default+EB 12/V.34 CRC generation and checking disabledNrzi encoding and decoding disabled Secondary channel operation, and vice versa+ETBM +ESR+ILRR=m +GMR+GSN +IFCIf +MS = ,0,, no alternative modulations will be available +MS command description+MA? will display a list of enabled alternative modulations = carrier,carrier,…carrier+MS=m See ‘m’ Carrier DescriptionBELL103 BELL212+PMHR +PHSW=+PMHF Value DescriptionDisable short Phase 1 and Short Phase Conjunction with the +PSS commandEnable Short Phase 1 and Short Phase Enable Short PhaseOperating Modes Mode Features+ES=1, 0 +ES=4, 4 +ES=3, 0 +ES=3, 2 44/V.42/V.42 bis and MNP Data Modem Command Descriptions+ES Settings Answer Modem Resulting +ES Connection Types\Bn \Kn Max string +DR=mDirection +DS=m+EFCS=m 3768+ER Lapm Display messages when +ER =Decimal value and the format is as follows +ER=m+ES=m Setting is ignored if origrqst=6Control during non-error control operation Non-error control operation+FMFR?/+FMI Fax Identity CommandsFax Class 1 Commands Fax Identity Command DescriptionsValue Modulation Speed bps Mod Selection TableClass 1 DTE-Generated Hdlc Frame Information AT+FTH=mod 30 Hdlc Frame Format+FCLASS? Fax Mode Command Descriptions+FCLASS +FRS=m +FRH=m+FTH=m IS-101 Voice Mode AT Commands Dtmf Detection Reporting Voice Mode Command DescriptionsRelay Control +FLO=m +VDR=m See ‘m’ Enable report Function+VEM=m See ‘m’ Defaults = ‘C’, BB860980, BFE63883, BB863EE0Caller ID report Command Reserved Distinctive ringing All Event DescriptionEX Value BIT Value Event EIGHT-DIGIT HEX Code B B 8 6 3 E EHEX Digit Location 128 Nominal transmit level Local telephone, or speaker+VIP Label Preassigned Voice I/O Labels+VLS=m Relay/Playback Control Voice I/O Primitive CodesPrimitive Code Description +VSD=m See ‘m’ +VRXRange 4800, 7200, 8000, and 11025 samples/second +VSM=? command to obtain supported sampling rates141 AD3 3-bit Adaptive differential pulse code modulation +VSM=mCompression CmlSerial Hard DiskRange 5-255 units of 0.01 seconds Factory default is ‘0’100 Default value 1 second 100This sends a 500 ms period of silence Dual tones may be sent using the following format+VTS=m None Specified by +VTD=mCommand Default Description Register Command Descriptions S10 Escape sequences Range Seconds Default 0 secondsS16 S30 S21S22 118 S25Inactive state when Modem exits sleep mode whenever the host reads or writes toModem or when a ring signal is detected Sleep mode is disabled by setting S33 to ‘0’Tag Description Caller ID Tags for Formatted ReportingRing Uart Emulation in Intelsdb.VxD Uart Emulation in the Controllerless ModemTHR UartRBR Parallel Host Interface Uart Register Bit Assignments Scratch Register SCR Uart Register DefinitionsModem Status Register MSR Stack Bit Framing errorOE Overrun Error-Not supported Line Status Register LSRLine Control Register LCR IER Interrupt Enable registerProcedure is as follows Modem Control Register MCRBit Fifo Control Register FCRInterrupt Control Functions Interrupt Identity Register IIRID1 ID0 Dlab = Interrupt Enable Register IERID bit 2 for Fifo mode Transmitter Holding Register THRData Rate Divisor Number Divisor Latch Hex Receiver Buffer Register RBRDivisor Latch Registers DLM and DLL Programmable Data Rates102 Fifo Interrupt Mode OperationFifo Polled Mode Operation 16C550A Uart Fifo Operation536EX Chipset Developer’s Manual 103