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基于压频变换的光强检测仪的设计 被引量:1

Design of light intensity detector based on voltage frequency conversion
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摘要 提出了一种以单片机STC12C2052为控制核心的基于压频变换器的光强检测仪的制作,功能是快速准确地将所测量光的强度以数据的形式通过PC显示器显示出来。光照度检测仪系统主要包括四部分:光电转换及信号处理电路,压频变换电路,STC12C2052控制器,光亮度显示模块。除了介绍系统的硬件构成,还涉及软件程序及显示软件的调试结果。硬件电路简单、所需成本低等特点,适用于对速度要求不太高的场合。 A stc12c2052single-chip microcomputer as the control core of the voltage frequency converter of light intensity detector based on piezoelectric,the function is fast and accurately to measured light intensity in the form of data through the PC monitor display,is proposed in this paper.The system mainly consists of four parts:photoelectric conversion and signal processing circuit,voltage frequency conversion circuit,STC12C2052controller,light brightness display module.In addition to the introduction of the system’s hardware structure,but it also related to the software program and display software debugging results.The hardware circuit is simple and the cost is low,which is suitable for the speed requirement is not too high.
作者 周丽红 ZHOU Li-hong(Huaian College of Information Technology,Huaian 223003,Jiangsu Province,China;Small and Medium Enterprises Electronic Products Engineering Technology Research Center in Jiangsu Province,Huaian 223003,Jiangsu Province,China)
出处 《信息技术》 2017年第7期164-166,174,共4页 Information Technology
关键词 压频变换 光强检测仪 单片机 PC显示 voltage frequency conversion light intensity detector single chip microcomputer PC display
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