82374EB Просмотр технического описания (PDF) - Intel

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82374EB

EISA SYSTEM COMPONENT (ESC)

Intel 

82374EB 82374SB EISA

SYSTEM COMPONENT (ESC)

CONTENTS

1 0 ARCHITECTURAL OVERVIEW

1 1 PCEB Overview

1 2 ESC Overview

2 0 SIGNAL DESCRIPTION

2 1 PCI Local Bus Interface Signals

2 2 EISA Bus Interface Signals

2 3 ISA Bus Signals

2 4 DMA Signal Description

2 5 EISA Arbitration Signals

2 6 Timer Unit Signal

2 7 Interrupt Controller Signals

2 8 APIC Bus Signals

2 9 System Power Management Signals (82374SB Only)

2 10 ESC PCEB Interface Signals

2 10 1 ARBITRATION AND INTERRUPT ACKNOWLEDGE CONTROL

2 10 2 PCEB BUFFER COHERENCY CONTROL

2 11 Integrated Logic Signals

2 11 1 EISA ADDRESS BUFFER CONTROL

2 11 2 COPROCESSOR INTERFACE

2 11 3 BIOS INTERFACE

2 11 4 KEYBOARD CONTROLLER INTERFACE

2 11 5 REAL TIME CLOCK INTERFACE

2 11 6 FLOPPY DISK CONTROLLER INTERFACE

2 11 7 CONFIGURATION RAM INTERFACE

2 11 8 X-BUS CONTROL AND GENERAL PURPOSE DECODE

2 12 Test Signal

3 0 REGISTER DESCRIPTION

3 1 Configuration Registers

3 1 1 ESCID ESC ID REGISTER

3 1 2 RID REVISION ID REGISTER

3 1 3 MS MODE SELECT REGISTER

3 1 4 BIOSCSA BIOS CHIP SELECT A REGISTER

3 1 5 BIOSCSB BIOS CHIP SELECT B REGISTER

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