| 基于AT91RM9200微处理器的最小系统设计 |
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| 引用本文： | 陈敬谦,王璐,梁明,竺菊梅,张继庆. 基于AT91RM9200微处理器的最小系统设计[J]. 电子工程师, 2007, 33(4): 71-73 |
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| 作者姓名： | 陈敬谦 王璐 梁明 竺菊梅 张继庆 |
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| 作者单位： | 广州电器科学研究院,广东省广州市,510300 |
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| 摘 要： | AT91RM9200是Atmel公司生产的基于ARM920T核的高性能、低功耗的16/32位RISC(精简指令集计算机)微处理器,主要应用于工业控制方面。文中介绍了AT91RM9200型ARM9微处理器和基于该处理器的最小嵌入式系统的硬件设计,采用模块化的设计方法,并给出了最小系统中电源、晶振电路、复位电路、存储器模块、JTAG、UART等各主要模块的外围应用电路及其选型,最后给出了简单的硬件调试方法和结果。用户根据最小系统的设计方案进行适当增加便可轻易地开发出适合自己的嵌入式系统。
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| 关 键 词： | ARM微处理器 AT91RM9200 最小系统 |
| 修稿时间： | 2006-08-042006-10-27 |
Design of Minimal System Based on AT91RM9200 Microprocessor |
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| CHEN Jingqian,WANG Lu,LIANG Ming,ZU Jumei,ZHANG Jiqing. Design of Minimal System Based on AT91RM9200 Microprocessor[J]. Electronic Engineer, 2007, 33(4): 71-73 |
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| Authors: | CHEN Jingqian WANG Lu LIANG Ming ZU Jumei ZHANG Jiqing |
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| Affiliation: | Guangzhou Electric Apparatus Research Institute, Guangzhou 510300, China |
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| Abstract: | The ARM microprocessor AT91RM9200 is a high performance MCU produced by ATMEL,and it is used in industry control fields.This paper introduces the ARM microprocessor AT91RM9200.Base on AT91RM9200,a minimal system is designed,and it includes the power supply circuit,crystal generator circuit,reset circuit,register modules,JTAG interface,UART interface and so on.The selection of the peripheral circuits is summarized.The method and result of debug are given at the end of the article.The users can design the embedded systems easily through the minimal system. |
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| Keywords: | ARM microprocessor AT91RM9200 minimal system |
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