| 基于USB2．0总线的高速数据采集系统设计 |
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| 引用本文： | 张丹红,潘锋.基于USB2．0总线的高速数据采集系统设计[J].传感器世界,2009,15(4):42-45. |
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| 作者姓名： | 张丹红 潘锋 |
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| 作者单位： | 武汉理工大学自动化学院,430070 |
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| 摘 要： | 结合当前电荷耦合器件（CCD）信号高速采集面临的问题和USB总线的突出优点，采用USB2．0接口芯片EZ—USBFX2系列CY7C68013A作为USB控制器，复杂可编程逻辑器件（CPLD）EPM7128S为控制核心，外接高速先进先出（FIFO）存储器及16位高速A／D转换模块，设计实现了一个高速数据采集系统。详细介绍了硬件、软件设计。与传统设计相比，该系统具有采集速度快、采样精度高等特点。
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| 关 键 词： | USB2.0 EZ USB FX2 数据采集 高速先进先出(FIFO)存储器 复杂可编程逻辑器件(CPLD) |
High-speed data acquisition system based on USB2.0 bus |
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| ZHANG Dan-hong,PAN Feng.High-speed data acquisition system based on USB2.0 bus[J].Sensor World,2009,15(4):42-45. |
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| Authors: | ZHANG Dan-hong PAN Feng |
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| Affiliation: | Department of Automation;Wuhan University of Technology;Wuhan;Hubei 430070;China |
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| Abstract: | In view of the problems of the charge coupled device(CCD) data acquisition system and the advantages of USB bus,a high-speed data acquisition system is designed with USB2.0 interface chip EZ-USB FX2 series-CY7C68013A as USB controllers,complex programmable logic device (CPLD) EPM7128S as control core,external high-speed fist-in-first out(FIFO) memory and 16 bit high-speed A/D converter.The hardware,software design are introduced deeply.Compared with the traditional design,this system has higher acquisition ... |
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| Keywords: | USB2 0 EZ-USB FX2 |
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