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《Electronics World》 2018-10
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Design of remote temperature monitoring system based on MCU

According to the requirements of the function,the design scheme is presented and verified.The hardware includes the power conversion,minimum system of MCU,sending and receiving display and wireless transmission module circuit.It is selected STC89C52RC for MCU,single bus DS18B20 for temperature sensor,wireless module for NFR24L01,the 4 bit digital tube for the display part of the transmitter,the liquid crystal for the display part of the receiver,and send the data to the upper computer,AMS1117-3.3 for power converter.The software design is divided into the main program,temperature monitor subprogram,the wireless module subprogram,master-slave computer display subprogram,serial subprogram of upper monitor.The experimental results show that the system is is fast and accurate for the remote temperature monitor and wireless transmission data.
【CateGory Index】: TP277
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