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基于USB2.0的数据采集卡的设计与实现

Design and realization of data acquisition system based on USB 2.0

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【作者】 曹军军陈小勤吴超何正友

【Author】 CAO Jun-jun, CHEN Xiao-qin, WU Chao, HE Zheng-you School of Electric Eng., Southwest Jiaotong University, Chengdu 610031,China

【机构】 西南交通大学电气工程学院西南交通大学电气工程学院 成都610031成都610031

【摘要】 介绍了USB2.0芯片CY7C68001的特点,开发了基于CY7C68001 的USB2.0硬件设备,并结合DSP芯片TMS320F2812和AD芯片 MAX125实现了高速多路同步数据采集。洋细论述了系统的总体结构、部分硬件设计和相应固件程序的实现,给出了主程序和中断服务程序流程图。

【Abstract】 The characteristics of the chip CY7C68001 were introduce d, the hardware equipment was designed based on CY7C68001, besides, high speed multi-channels synchronous acquisition was realized in combination with TMS320F2812 and MAX125. Then, the whole systematic architecture, some hardwares and firmware program were detailed, finally, the main program and interrupt service program were provided.

【关键词】 CY7C68001TMS320F2812数据采集固件程序
【Key words】 CY7C68001TMS320F2812data acquisitionfirmware program
  • 【文献出处】 仪器仪表用户 ,Electronic Instrumentation Customer , 编辑部邮箱 ,2006年01期
  • 【分类号】TP334.7
  • 【被引频次】27
  • 【下载频次】682
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