| 一种DM642系统中的USB接口设计 |
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| 引用本文： | 韦照川,邓力为,欧阳宁,孙希延.一种DM642系统中的USB接口设计[J].电视技术,2011,35(15):74-77,80. |
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| 作者姓名： | 韦照川 邓力为 欧阳宁 孙希延 |
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| 作者单位： | 桂林电子科技大学信息与通信学院,广西桂林,541004 |
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| 基金项目： | 国家自然科学基金项目(60802018) |
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| 摘 要： | 介绍了TMS320DM642系统中的高速USB 2.0芯片ISP1761的接口设计方法。首先对ISP1761的主要特点进行了介绍并给出了关键的电路连接图,然后对软件架构进行了介绍,详细说明了USB芯片的配置、USB驱动、UFI驱动和文件系统的设计。
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| 关 键 词： | DM642 ISP1761 USB 2.0 |
Design of USB Interface System Based on DM642 |
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| WEI Zhaochuan,DENG Liwei,OUYANG Ning,SUN Xiyan.Design of USB Interface System Based on DM642[J].Tv Engineering,2011,35(15):74-77,80. |
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| Authors: | WEI Zhaochuan DENG Liwei OUYANG Ning SUN Xiyan |
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| Affiliation: | WEI Zhaochuan,DENG Liwei,OUYANG Ning,SUN Xiyan(School of Information & Communication,Guilin University of Electronic Technology,Guangxi Guilin 541004,China) |
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| Abstract: | In this paper,the interface's design used the high-speed USB 2.0 chip ISP1761 based on TMS320DM642's system is described.First,the main features of the ISP1761 are introduced and the key circuit is given,the software architecture is introduced.Then the configuration of USB chip,USB driver and UFI driver,and the design of the file system are described in detail. |
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| Keywords: | DM642 ISP1761 USB 2 0 |
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