Freescale Semiconductor MPC8260 - Manual (Page 7)

MPC8260 PowerQUICC II Family Reference Manual, Rev. 2
Freescale Semiconductor v
Contents
Paragraph
Number
Title
Page
Number
About This Book
Reference Manual Revision History............................................................................ lxxvii
Before Using this Manual—Important Note ................................................................ lxxix
Audience ....................................................................................................................... lxxix
Organization.................................................................................................................. lxxix
Suggested Reading....................................................................................................... lxxxii
Conventions ................................................................................................................ lxxxiii
Acronyms and Abbreviations ..................................................................................... lxxxiii
PowerPC Architecture Terminology Conventions...................................................... lxxxvi
Chapter 1
Overview
1.1 Features ............................................................................................................................ 1-1
1.2 Architecture Overview..................................................................................................... 1-6
1.2.1 G2 Core........................................................................................................................ 1-7
1.2.2 System Interface Unit (SIU) ........................................................................................ 1-8
1.2.3 Communications Processor Module (CPM) ................................................................ 1-9
1.3 Software Compatibility Issues ......................................................................................... 1-9
1.3.1 Signals........................................................................................................................ 1-10
1.4 Differences between MPC860 and PowerQUICC II ..................................................... 1-12
1.5 Serial Protocol Table...................................................................................................... 1-12
1.6 PowerQUICC II Configurations .................................................................................... 1-13
1.6.1 Pin Configurations ..................................................................................................... 1-13
1.6.2 Serial Performance..................................................................................................... 1-13
1.7 Application Examples.................................................................................................... 1-14
1.7.1 Communication Systems ........................................................................................... 1-14
1.7.1.1 Remote Access Server ........................................................................................... 1-14
1.7.1.2 Regional Office Router.......................................................................................... 1-16
1.7.1.3 LAN-to-WAN Bridge Router ................................................................................ 1-16
1.7.1.4 Cellular Base Station ............................................................................................. 1-17
1.7.1.5 Telecommunications Switch Controller ................................................................ 1-18
1.7.1.6 SONET Transmission Controller........................................................................... 1-18
1.7.2 Bus Configurations .................................................................................................... 1-19
1.7.2.1 Basic System.......................................................................................................... 1-19
1.7.2.2 High-Performance Communication....................................................................... 1-20
1.7.2.3 High-Performance System Microprocessor........................................................... 1-21
1.7.2.4 PCI ......................................................................................................................... 1-21