摘要文中介绍了CCD发展现状及工作原理、USB2.0协议、CPLD相关知识以及TWAIN协议,总结了线阵CCD图像采集系统的组建方法。In this paper, the development and the working theory of CCD are introduced, and the knowledge of USB 2.0 CPLD and TWAIN.
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