| USB协议在嵌入式系统文件传输中的应用 |
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| 引用本文： | 应冬青. USB协议在嵌入式系统文件传输中的应用[J]. 电子器件, 2011, 34(1): 104-107. DOI: 10.3969/j.issn.1005-9490.2011.01.025 |
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| 作者姓名： | 应冬青 |
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| 作者单位： | 杭州电子科技大学电子信息学院;聚光科技(杭州)股份有限公司; |
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| 摘 要： | 为提高文件下载速率和可靠性,提出一种基于USB的文件传输方法.介绍了USB在嵌入式系统中的应用,简要说明了USB设备控制器的一些特性,详细地介绍了软件设计思路.本次设计核心处理器采用三星的S3C2440A,其中集成了USB '设备控制器,实现了从主机下载.BIN文件到目标板,最后运行该文件以完成验证.
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| 关 键 词： | USB协议 S3C2440A DMA 嵌入式系统 |
Application of USB Protocol in Transmitting a File to the Embedded System |
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| YING Dongqing,WANG Jian. Application of USB Protocol in Transmitting a File to the Embedded System[J]. Journal of Electron Devices, 2011, 34(1): 104-107. DOI: 10.3969/j.issn.1005-9490.2011.01.025 |
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| Authors: | YING Dongqing WANG Jian |
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| Affiliation: | YING Dongqing1,WANG Jian1,21.College of Electronics Information,Hangzhou Dianzi University,Hangzhou 310018,China,2.Focused Photonics Inc,Hangzhou 310052 |
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| Abstract: | In order to improve the speed and reliability in transmitting a file,the paper presents a method to download a file based on USB.It introduces the application of USB protocol on the embedded system,it generally describes controller of USB device and the design of software.The microprocessor of this embedded system we used is S3C2440A,in which the controller of USB device Integrated.Finally,it successfully downloads a.BIN file from the host computer to the object board,and been verified through run the.BIN f... |
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| Keywords: | USB protocol S3C2440A DMA embedded system |
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