| USB Host的应用研究 |
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| 引用本文： | 黄樱,吴智理,赵巾帼,李昕. USB Host的应用研究[J]. 电脑与信息技术, 2009, 17(5): 16-18 |
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| 作者姓名： | 黄樱 吴智理 赵巾帼 李昕 |
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| 作者单位： | 湖南工学院计算机科学系,湖南,衡阳,421002;湖南工业大学计算机与通信学院,湖南,株洲市,412008 |
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| 基金项目： | 湖南省教育厅科研资助项目 |
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| 摘 要： | 文章采用以U盘为USB设备和AT89C55单片机作为嵌入式系统的核心MCU，采用中断任务调度机制设计软件系统，设计并实现了基于USB Host接口芯片SL811HS建立了可与U盘进行通信的通用USB Host嵌入式系统模块。该模块能脱离PC，直接与传统的USB外设进行通信。将USB Host应用在HPDesk系列打印机中，实现USB主机系统的构建，并对开发嵌入式USB主机，使USB应用脱离PC具有普遍意义。
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| 关 键 词： | USB Host 嵌入式系统 AT89C55 SL811HS HP desk |
Study on the Application of USB Host |
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| HUANG Ying,WU Zhi-li,ZHAO Jin-guo,LI Xin. Study on the Application of USB Host[J]. Computer and Information Technology, 2009, 17(5): 16-18 |
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| Authors: | HUANG Ying WU Zhi-li ZHAO Jin-guo LI Xin |
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| Affiliation: | HUANG Ying1,WU Zhi-li2,ZHAO Jin-guo1,LI Xin1(1.Department of Computer Science,Hunan Institute of Engineering,Hengyang 421002,China,2.College of Computer , Communication,Hunan University of Technology,Zhuzhou 412008,China) |
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| Abstract: | In this paper,a new method of designing Embedded system based on USB Host is described,whose core-MCU is made up of U disk and AT89C55 SCM.The mainly method used is interruption in designing software system.This system has the merit of departting from PC.And it can communicate with the traditional USB equipment directly.Application of USB Host in the HP Desk printer,setting up USB host system,and designing USB host have significant contribution. |
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| Keywords: | USB Host AT89C55 SL811HS HP desk |
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