MOTOROLA
Contents
v
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
