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Motorola MPC8260 User Manual

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MOTOROLA

Contents

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CONTENTS

Paragraph
Number

Title

Page

Number

About This Book

Before Using this ManualÑImportant Note.......................................................... lv
Audience ................................................................................................................ lv
Organization.......................................................................................................... lvi
Suggested Reading................................................................................................ lix

MPC8xx Documentation .............................................................................. lix
PowerPC Documentation ............................................................................. lix

Conventions ........................................................................................................... lx
Acronyms and Abbreviations ............................................................................... lxi
PowerPC Architecture Terminology Conventions ............................................. lxiv

Chapter 1

Overview

1.1

Features ................................................................................................................ 1-1

1.2

MPC8260Õs Architecture Overview .................................................................... 1-4

1.2.1

MPC603e Core ................................................................................................ 1-5

1.2.2

System Interface Unit (SIU) ............................................................................ 1-6

1.2.3

Communications Processor Module (CPM) .................................................... 1-6

1.3

Software Compatibility Issues ............................................................................. 1-7

1.3.1

Signals.............................................................................................................. 1-7

1.4

Differences between MPC860 and MPC8260..................................................... 1-9

1.5

Serial Protocol Table............................................................................................ 1-9

1.6

MPC8260 Configurations .................................................................................. 1-10

1.6.1

Pin Configurations ......................................................................................... 1-10

1.6.2

Serial Performance......................................................................................... 1-10

1.7

MPC8260 Application Examples ...................................................................... 1-11

1.7.1

Examples of Communication Systems .......................................................... 1-11

1.7.1.1

Remote Access Server ............................................................................... 1-11

1.7.1.2

Regional Office Router.............................................................................. 1-12

1.7.1.3

LAN-to-WAN Bridge Router .................................................................... 1-13

1.7.1.4

Cellular Base Station ................................................................................. 1-14

1.7.1.5

Telecommunications Switch Controller .................................................... 1-14

1.7.1.6

SONET Transmission Controller .............................................................. 1-15