基于单总线数字温度传感器的多点测温技术

Application of l-Wire Digital Thermometer Sensor in Multi-point Temperature Measurement

介绍了Dallas公司的单总线数字温度传感器DS18B20的特性、工作原理及传输通讯协议。该芯片能够在单总线上进行双向数据传输,并可组网实现多点测温。文章给出了单总线数字温度传感器多点测试技术及应用实例。

This paper gives an introductory statement of the character, working principles and tramitt protocols of 1-Wire digital thermometer sensor of Dallas, DS18B20.This chip is able to implement bidirectional data transmission on mnnobus,and structure nee, york for multi-point temperature measurement.The paper also gives examples of multi-point temperature measurement.