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--  作者:wangxinxin
--  发布时间:2010-11-19 9:17:38
--  嵌入式LINUX系统硬件开发平台
摘要 嵌入式系统的硬件开发要求设计者对硬件资源非常熟悉,并能针对项目中的具体应用,综合考虑系统需求、性能指标、成本等多方面因素,进行总体规划,从而得出已有条件下的最佳方案。文中嵌入式系统的设计具体涉及到CPU的选型及内存、Flash和外围接口的确定等内容[1]。

  关键词 嵌入式LINUX;开发平台;选择;外围接口

  中图分类号:TP316 文献标识码:A 文章编号:1671-489X(2009)09-0090-02

  Embedded LINUX System Hardware Development Platform//Li Meiju

  Abstract The embedded system hardware development requests the designer to be extremely familiar to the hardware resources, And can aim at in the project the concrete application, the overall evaluation system demand, the performance index, the cost and so on the various factor, carries on the overall plan, thus obtains had under the condition preferred plan. This embedded system design involves specifically to the CPU shaping and the memory, Flash and the periphery connection indeed grades content.

  Key words embedded LINUX;development platform;choose;the periphery connection

  Author’s address Qingdao University of Science and Technology, Qingdao, Shandong 266061

  1 微处理器的选择

  所有硬件选择中,最关键的就是嵌入式处理器的定型,因为它决定了整个系统的基本性能和其他外围硬件的选用。