Hayes Microcomputer Products RCV56HCF manual Timing IOM-2 Interface

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RCV56HCF PCI/CardBus Modem Designer’s Guide

3.3.4 IOM-2 Interface

The interface timing is listed in Table 3-13 and shown in Figure 3-8.

Table 3-13. Timing - IOM-2 Interface

Symbol	Parameter	Min	Typ.	Max	Units	Test Condition
tr, tf	Data clock (DCL) and frame	–	–	30	ns	CL = 25 pF
	sync (FSC) rise/fall
tDCL	Data clock period (note 1)	565	651	735	ns	CL = 25 pF
twH, twL	Data clock pulse width high/low	200	310	420	ns
	(note 1)
tsD	Data setup	32	–	–	ns
thD	Data hold	32	–	–	ns
tdF	Frame advance	0	65	130	ns	CL = 25 pF
thF	Frame hold	20	–	–	ns	CL = 25 pF
tdDC	Data delay clock	–	20	100	ns	CL = 150 pF
tdDF	Data delay frame	–	–	150	ns	CL = 150 pF

	Notes:
	1. 768 bps.
	IOM_CLK (DCL)
	IOM_FRAME (FSC)
	IOM_DD (DD)	Bit N	Bit 0	Bit 1	Bit 2
	IOM_DU (DU)	Bit N	Bit 0	Bit 1	Bit 2
	IOM_DU (DU)
			Detail a
			t DCL
		t r	t f
	IOM_CLK (DCL)
		t wH	t wL
		t dF	t hF
	IOM_FRAME (FSC)
		t dDC
		t dDF
	IOM_DU (DU)		Bit 0
			t sD	t hD
				t hD
	IOM_DD (DD)
			Detail a
					1123F3-9
		Figure 3-8. Waveforms - IOM-2 Interface

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ROCKWELL PROPRIETARY INFORMATION

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Contents RCV56HCF RCV56HCF PCI/CardBus Modem Designer’s Guide Table of Contents Command SET Rockwell Proprietary Information List of Figures List of Tables Summary FeaturesRCV56HCF PCI/CardBus Modem Designer’s Guide Fdsp Modem Models and FunctionsMarketing Model Number1PC Software RCV56HCF Hardware Configuration Block Diagram Data Pump BUS Operating Modes Technical OverviewGeneral Description Hardware Interfaces Host-Controlled Modem SoftwareDownloadable Modem Data Pump Firmware RCV56HCF PCI/CardBus Modem Designer’s Guide Typical Audio Signal Interface U.S VOICE# CIDL1# Typical Signal Routing Voice ModeRelay Positions VoiceView Mode +VLS=This page is intentionally blank Establishing Data Modem Connections Data ModeFAX Class 1 Operation Error Correction and Data CompressionVOICE/AUDIO Mode MNP 10EC Enhanced Cellular ConnectionVoiceview HOST-BASED Dsvd ModeFULL-DUPLEX Speakerphone Fdsp Mode World Class Country Support DiagnosticsLOW Power Sleep Mode Caller IDHardware Interface Hardware Signal Pins and DefinitionsPIN Tqfp R6776 BUS InterfaceTqfp 11229 RCV56HCF MDPBus Interface 176-Pin Tqfp Hardware Interface Signals Bus Interface 176-Pin Tqfp Pin Signals Pin Signal Label Type1 Interface DEVSEL# PCI BUS Interface Bus Interface Pin Signal DefinitionsSystem Reserved Bus Interface Pin Signal Definitions Cont’dSerial Eeprom Interface NMC93C56 or Equivalent DAA InterfaceMDP Interface Isdn Interface Isdn Models Isdn Interface NON-ISDN ModelsMDP 144-Pin Tqfp Hardware Interface Signals MDP 144-Pin Tqfp Pin Signals Pin Signal Label Interface3 Type1 MDP Pin Signals 144-Pin TqfpPllgnd PLL MDP to Siemens PSB2186 S/T Interface MDP Pin Signal DefinitionsOverhead Signals BIF to MDP InterfacePllgnd Connection. Connect to Agnd MDP Signal Definitions ContdModem INTERCONNECT/NO Connect Maximum Ratings ELECTRICAL,SWITCHING,AND Environmental CharacteristicsPower and Maximum Ratings Current and Power RequirementsPCI Bus PCI Bus DC Specifications for 3.3V SignalingPCI Bus AC Specifications for 3.3V Signaling Symbol Parameter Condition Min Max Units3 MDP MDP Digital Electrical CharacteristicsParameter Symbol Min Typ Max Units Test Conditions TXA1L1 10. Analog Electrical CharacteristicsName Type Characteristic Value TELINL111. Timing Serial Eeprom Interface Interface Timing and WaveformsPCI Bus Timing Serial Eeprom TimingWrite Symbol Description Min Typ Max Units Test Conditions ReadExternal Device Bus Timing 12. Timing External Device Bus InterfaceISDNCS# DWR# DD0-DD7 ISDNCS# DRD# DD0-DD713. Timing IOM-2 Interface IOM-2 InterfaceThis page is intentionally blank General Principles Component PlacementPC Board Layout Guidelines Signal Routing MDP VDD, VAA PowerModem Pin Noise Characteristics Device Function Noise Source Neutral Noise Sensitive7 VCL1 and Vref Circuit Ground PlanesCrystal Circuit Telephone and Local Handset Interface CRYSTAL/OSCILLATOR SpecificationsOptional Configurations Other ConsiderationsMechanical Crystal Specifications Surface MountCharacteristic Value ElectricalCrystal Specifications Through Hole Package Dimensions 144-Pin Tqfp Package DimensionsRCV56HCF PCI/CardBus Modem Designer’s Guide This page is intentionally blank Bit Offset 3124 2316 158 Hex PCI Configuration RegistersVendor ID Field Device ID FieldBit Description Command RegisterStatus Register Base Address Register CIS RAM Eeprom Configuration DataSerial Eeprom Interface Eeprom Address Copied toCommand Set Summary Functional Use Sort Command SETData Compression Command Set Summary Functional Use Sort Cont’dVoice Commands Command Set Summary Alphanumeric Sort Command Set Summary Alphanumeric Sort Cont’d RCV56HCF PCI/CardBus Modem Designer’s Guide Inside Back Cover Regional Sales Offices