| 基于ARM与SD卡的嵌入式存储系统研究与设计 |
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| 引用本文： | 王拾亦,闫学文.基于ARM与SD卡的嵌入式存储系统研究与设计[J].电子工程师,2009,35(4):61-64. |
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| 作者姓名： | 王拾亦 闫学文 |
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| 作者单位： | 太原科技大学电子信息工程学院,山西省太原市,030024 |
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| 摘 要： | 随着计算机硬件的发展及数据量的增加，对存储设备的要求也越来越高。SD（安全数码）卡是近年来流行的大容量便携式存储卡。介绍了一种在ARM9处理器AT91RM9200基础上以SD卡作为主要存储介质的数据存储系统。描述了SD卡与AT91RM9200的硬件接1：7，对SD卡文件系统与Linux下驱动程序实现进行了详细说明，最后介绍了Linux设备驱动模块的加载。
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| 关 键 词： | SD卡 文件系统 设备驱动程序 AT91RM9200 |
A Study and Design of Embedded Memory System Based on ARM and SD Card |
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| WANG Shiyi,YAN Xuewen.A Study and Design of Embedded Memory System Based on ARM and SD Card[J].Electronic Engineer,2009,35(4):61-64. |
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| Authors: | WANG Shiyi YAN Xuewen |
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| Affiliation: | School of Electronic Information Engineering;Taiyuan University of Science and Technology;Taiyuan 030024;China |
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| Abstract: | With the development of computer hardware and the increasing of data amount,the requirement to storage device is also becoming higher.The SD card,a portable memory card with big capacity,is popular in recent years.In this paper,based on AT91RM9200,a memory system with SD Memory Card as its central memory is introduced.The interface between SD card and AT91RM9200 is described,and the file system and Linux device driver of SD Memory Card based on hardware platform is also described in detail.The method of ins... |
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| Keywords: | AT91RM9200 |
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