| 基于51单片机的会场人数监控仪 |
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| 引用本文： | 杨扬,李昌平,孙燕.基于51单片机的会场人数监控仪[J].湖南农机,2011,38(7):53-54. |
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| 作者姓名： | 杨扬 李昌平 孙燕 |
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| 作者单位： | 中国地质大学(武汉)机电学院,湖北武汉,430074 |
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| 摘 要： | 以单片机STC89C51为控制核心的检测装置,利用两对红外发送接收传感器分别检测进入会场和离开会场的人数,单片机通过外部中断实时检测红外传感器输入的电平信号,经过数据处理记录会场当前人数并显示在数码管上,同时可通过语音播放电路播放会场当前人数,通过串口通信将单片机中记录的人数信号传送给计算机并显示.此系统利用单片机控制,能实时检测并播报会场当前人数,具有实用价值,同时具有计算机上显示和语音播放人数等创新.
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| 关 键 词： | 单片机 红外传感器 语音播放 串口通信 |
51 single venue based on the number of Monitor |
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| YANG Yang
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LI Chang-ping
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SUN Yan.51 single venue based on the number of Monitor[J].Hunnan Agricultural Machinery,2011,38(7):53-54. |
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| Authors: | YANG Yang LI Chang-ping SUN Yan |
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| Institution: | YANG Yang,LI Chang-ping,SUN Yan(College of Mechanical and Electrical Engineering,China University of Geosciences (Wuhan),Wuhan Hubei 430074,China) |
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| Abstract: | SCM STC89C51 for the control of the core of the detection device, using two pairs of infrared sensors were used to detect sending and receiving leave to enter the venue and venue of the number of single-chip real-time detection by infrared sensors, external interrupt input level signal, the venue after the current record number of data processing and displayed in the digital tube, while the voice playback circuit by the current number of playing venue, the microcontroller through the serial communication si... |
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| Keywords: | microcontroller infrared sensor audio playback serial communication |
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