Distributed temperature sensing system is proposed and its principle is explained based on DS18B20.The experimental configuration and the circuital structure are that information of the temperature are acquired from the node.

• 提出了基于DS18B20的分布式温度传感系统,其原理通过单总线协议从各个节点读取温度信息,设计了相应的实验装置及硬件电路;