Intel 21555 User Manual

Intel

21555 PCI-to-PCI Bridge Evaluation Board User’s Guide

iii

Contents

Introduction......................................................................................................................... 5

Overview ............................................................................................................... 5

Features ................................................................................................................ 5

Major Components ................................................................................................ 6
1.3.1

Connectors ........................................................................................... 6

Switches and Jumper ........................................................................... 7

Devices................................................................................................. 7

Switch Settings...................................................................................................... 8

Stake-Pin Jumper.................................................................................................. 9

Resistor Jumpers ................................................................................................ 10
1.6.1

Clock Configuration ............................................................................11

Clamping Voltage ............................................................................... 11

Secondary Slot Numbering and IDSEL Mapping ................................................ 12

Interrupt Routing.................................................................................................. 13

Typical Configurations.........................................................................................14

Operations and Installation...............................................................................................17

Specifications ......................................................................................................17

Hardware Requirements ..................................................................................... 17

Software Requirements....................................................................................... 17
2.3.1

Programming the SROM .................................................................... 18

Programming the Flash ROM............................................................. 18

Installation Procedure.......................................................................................... 19

Interrupt Routing.................................................................................................. 20

Optional Configurations.................................................................................................... 21

PICMG Configuration .......................................................................................... 21

Central Function and Arbiter Control................................................................... 21

Asynchronous Clocking....................................................................................... 22

Figures

Major Components ................................................................................................ 6

Switches ................................................................................................................ 8

Jumper Resistors ...............................................................................................10

Local PCI Slot Numbering ................................................................................... 12

DE1B55503 with One Local Bus Option Card..................................................... 14

DE1B55503 with Two Local Bus Option Cards................................................... 15