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《Electronics World》 2017-16
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Design of Multi-point Temperature Acquisition System Based on DS18B20

YE Xiao-le;Information and Educational Technique Center,Zhanjiang Normal University;  
A multi-point temperature acquisition system is designed based on DS18b20 digital thermometer and AT89C52 MCU.The system consists of temperature acquisition module,RS-232 serial communication module,LCD1602 module,voice and light alarm module.The design method of concrete hardware and software of the system is given,and the system realizes the acquisition,indication,transmission and abnormal alarm of multipoint temperature.The system can be widely applie in agriculture domain such as granary,green house and so on,it has wide application prospects.
【Key Words】: Temperature Acquisition DS18B20 MCU
【Fund】: 岭南师范学院自然科学基金项目(L1211)
【CateGory Index】: TP274.2
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