| 实时数码显示测速装置的设计及实现 |
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| 引用本文： | 李新南,任勇锋,李圣昆,马将.实时数码显示测速装置的设计及实现[J].自动化与仪表,2011,26(1). |
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| 作者姓名： | 李新南 任勇锋 李圣昆 马将 |
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| 作者单位： | 中北大学,电子测试技术国家重点实验室,太原,030051 |
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| 摘 要： | 该文设计了一种简单易行的实时数码显示测速装置.该测速装置利用光敏管感光特性,当光直接照射时导通,无光照射时截止.后由单片机AT89C2051进行数据处理得到速度,再配合数码管驱动芯片HD7279A及键盘矩阵操作以显示速度和更好地控制,通过工程应用从硬件和软件两方面分别进行了详细介绍.
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| 关 键 词： | 光电管 速度测量 |
Design and Implementation of Real-time Digital Display Speed Measurement Equipment |
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| LI Xin-nan,REN Yong-feng,LI Sheng-kun,MA Jiang.Design and Implementation of Real-time Digital Display Speed Measurement Equipment[J].Automation and Instrumentation,2011,26(1). |
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| Authors: | LI Xin-nan REN Yong-feng LI Sheng-kun MA Jiang |
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| Affiliation: | LI Xin-nan,REN Yong-feng,LI Sheng-kun,MA Jiang(National Key Laboratory for Electronic Measurement Technology,North University of China,Taiyuan 030051,China) |
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| Abstract: | This paper present a simple real-time digital display speed measurement device,the speed device works by using the photodiode light-sensitive properties,when the direct rays of light when the turn,no light irradiation end.After data processing by the microcontroller AT89C2051 get speed,coupled with digital control and keypad matrix driver chips HD7279A operation to display the speed and better control,through specific project applications were explained in detail from both hardware and software. |
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| Keywords: | AT89C2051 HD7279A |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
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