ACVS2 | Texas Instruments PCI445X instruction

PCI445X Buffer Types

Table C±1. PCI445X Terminal Function Assignment and Buffer Types (Continued)

Signal Name	Terminal	Type				Signal Name		Terminal	Type

A_CVS2	G1	I/O				AD25		N20	TS

A_RSVD	A5	TS				AD26		M17	TS

A_RSVD	B1	TS				AD27		M18	TS

A_RSVD	P2	TS				AD28		M19	TS

AD0	V13	TS				AD29		M20	TS

AD1	Y14	TS				AD30		L19	TS

AD2	W14	TS				AD31		L18	TS

AD3	Y15	TS				B_CAD0		J19	TS

AD4	W15	TS				B_CAD1		J17	TS

AD5	Y16	TS				B_CAD2		J18	TS

AD6	U14	TS				B_CAD3		H19	TS

AD7	V15	TS				B_CAD4		H20	TS

AD8	Y17	TS				B_CAD5		G20	TS

AD9	V16	TS				B_CAD6		H18	TS

AD10	W17	TS				B_CAD7		F20	TS

AD11	Y18	TS				B_CAD8		G18	TS

AD12	U16	TS				B_CAD9		E20	TS

AD13	V17	TS				B_CAD10		G17	TS

AD14	W18	TS				B_CAD11		F18	TS

AD15	Y19	TS				B_CAD12		E18	TS

AD16	T18	TS				B_CAD13		D20	TS

AD17	T19	TS				B_CAD14		C20	TS

AD18	T20	TS				B_CAD15		D19	TS

AD19	R18	TS				B_CAD16		E17	TS

AD20	P17	TS				B_CAD17		C16	TS

AD21	R19	TS				B_CAD18		B16	TS

AD22	R20	TS				B_CAD19		A16	TS

AD23	P18	TS				B_CAD20		D14	TS

AD24	N19	TS				B_CAD21		A15	TS

Note: The voltage sense terminals (VS1/CVS1, VS2/CVS2) are always driven low except under the following conditions:

1)High-impedance state during RESET

2)Toggle during socket interrogation

PCI445X Buffer Types

C-3

Image 41

Texas Instruments PCI445X manual ACVS2

Contents

Implementation Guide Important Notice About This Manual Read This First Csr ±a /user/ti/simuboard/utilities Related Documentation From Texas Instruments Page Contents Viii Figures Tables Topic PCI445X Device ±1. Typical System Architecture System Features Selection Optional PCI Signals Socket Power SwitchesPCI and ISA Style Interrupt Distributed DMA Ddma MFUNC7±MFUNC0 Terminal Assignments Socket Activity LEDsMiscellaneous Functions Description Serialized Interrupt Control Power Savings Mode CardBus Reserved Terminal SignalingAsynchronous CSC Interrupt Generation Memory Burst R/W Operation Control 12.9 SMI Socket Power Lock12.11VCC Protection ZV Port Control and Auto Detect Function Clamping Rails System ImplementationPCI Bus Interface PERR, SERR, and Lock INTA, INTB, and Intc Prst PCI reset and Grst Global reset Socket power supply 4 2-Wire I2C Interface for EepromPC Card Interface Damping resistor on Cclk terminal Eeprom ±1. Registers and Bits Loadable Through Serial Eeprom Sample PCI445X Eeprom Data File System Implementation Zoomed Video ZV Interface 1 P2C Interface for TPS22X6 Power Switch Miscellaneous Signals Interrupt Signaling Interface ±2. PC Card Interface Pullup Resistor List² ³ Requirement of Pullup/Pulldown Resistors ±4. Miscellaneous Terminals Pullup Resistor List ±3. PCI Bus Interface Pullup Resistor List LPS ±5. Required Pullup/Pulldown Resistors PCI Standard Registers Initialization Bios ConsiderationsInitialization PCI TI Proprietary Registers Initialization System Sleeping State Consideration Docking System Consideration Register save/restore Important Information Topic Global Reset Only Bits, PME Context Bits Table A±1.Global Reset Only Cleared Bits Global Reset Only Bits/PME Context Bits Table A±2.PME Context Bits Page PME and RI Behavior PME and RI Behavior Table B±1.CardBus Ctschg and Wake-Up Signals Truth Table PCI445X Buffer Types PCI445X Buffer Types Signal Name Terminal Type ACVS2 BCAD22 GND PHYDATA6 ZVUV4 TSO Buffer Type Description Table C±2. Buffer Type Abbreviations