(2007)基于ColdFire的评估系统的设计与实现(3)

基于ColdFire的评估系统的设计与实现

目 录

第一章 概述.................................................................................................11.1 ColdFire系列微处理器...........................................................................................11.2 课题背景.................................................................................................................21.2.1 常见的32位微处理器及其应用......................................................................21.2.2 ColdFire系列微处理器的开发工具及评估板...................................................31.3 设计思路.................................................................................................................41.4 课题意义.................................................................................................................51.5 本文工作和论文结构..............................................................................................61.5.1 本文工作...........................................................................................................61.5.2 论文结构...........................................................................................................6第二章 评估板硬件设计..............................................................................82.1 硬件选型.................................................................................................................82.1.1 CPU的选取.......................................................................................................82.1.2 外围器件的选取...............................................................................................92.2 芯片简介.................................................................................................................92.2.1 MCF5271微处理器...........................................................................................92.2.2 存储器件.........................................................................................................122.2.3 输入输出类器件.............................................................................................142.3 硬件评估板设计...................................................................................................142.3.1 电源................................................................................................................152.3.2 CPU支撑电路.................................................................................................162.3.3 Flash.................................................................................................................172.3.4 SDRAM...........................................................................................................182.3.5 以太网模块.....................................................................................................212.3.6 串口................................................................................................................222.3.7 A/D转换..........................................................................................................222.3.8 与扩展板接口.................................................................................................232.4 硬件评估板测试流程及体会................................................................................232.4.1 测试方法.........................................................................................................232.4.2 测试流程.........................................................................................................242.4.3 测试体会.........................................................................................................25第三章 ColdFire系列BDM调试头的设计与实现.................................27

3.1 芯片调试技术.......................................................................................................27

3.2 ColdFire 微处理器的BDM调试模式..................................................................28

3.2.1 ColdFire调试模块概述...................................................................................28