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计算机工程 ›› 2007, Vol. 33 ›› Issue (05): 237-239. doi: 10.3969/j.issn.1000-3428.2007.05.084

• 工程应用技术与实现 • 上一篇    下一篇

嵌入式系统外围接口的时序分析与电路设计

濮小川,赵秋霞,蒋烈辉,马鸣锦,杜 威   

  1. (信息工程大学信息工程学院,郑州 450002)
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2007-03-05 发布日期:2007-03-05

Time Characteristic Analysis and Circuit Design of External Interface of Embedded System

PU Xiaochuan, ZHAO Qiuxia, JIANG Liehui, MA Mingjin, DU Wei   

  1. (Institute of Information Engineering, Information Engineering University, Zhengzhou 450002)
  • Received:1900-01-01 Revised:1900-01-01 Online:2007-03-05 Published:2007-03-05

摘要: 以两款微控制器的以太网和USB接口设计为例,对其外围接口时序进行了分析与比较,给出了接口电路设计方案,论述了嵌入式系统外围接口的时序分析与电路设计的一般方法和技巧。

关键词: 嵌入式系统, 外围接口, 外围部件, 时序分析, 电路设计

Abstract: Citing the Ethernet and USB interface design of two microcontrollers, this paper emphasizes the analysis and comparison of their external interface time characteristic, and presents the right design scheme of interface circuit, and furthermore discusses the commonly way and technique of the external interface circuit design of embedded system.

Key words: Embedded system, External interface, External component, Time characteristic analysis, Circuit design