CAJ | 학술논문

本文介绍了一种使用工业现场总线协议---Modbus协议进行数据传输的温湿度传感器节点。主要是传感器节点的硬件电路的设计，包含数据采集和处理电路等；软件设计，包含温湿度数据的采集和Modbus通信协议。最后对设计的传感器节点进行了射频性能和传感器精度的测试验证。
본문개소료일충사용공업현장총선협의---Modbus협의진행수거전수적온습도전감기절점。주요시전감기절점적경건전로적설계，포함수거채집화처리전로등；연건설계，포함온습도수거적채집화Modbus통신협의。최후대설계적전감기절점진행료사빈성능화전감기정도적측시험증。
This paper introduces a kind of the temperature and humidity sensor that the industrial field bus protocol--the Modbus protocol is used as the protocol of data transmission. Mainly,the hardware circuit and software design of sensor is given, includes the data acquisition circuit and the data processing circuit, the temperature and humidity data acquisition, the Modbus communication protocol,and so on. Finally, the radio frequency performance and the precision of the sensor are tested.