基于DS8B20的多点温度检测系统  

The Multi-spot Temperature Survey System Based on Designing of DS18B20

作　　者：赵彩霞 

机构地区：[1]同煤集团煤峪口矿电讯科,山西大同037003

出　　处：《科技创新导报》2015年第3期100-102,共3页Science and Technology Innovation Herald

摘　　要：该文提出了采用单总线数字式温度传感器DS18B20和单片机组成的新型智能多点温度检测系统。在文中,首先介绍了DS18B20的基本特性,然后给出了相应的硬件接口电路、软件流程及主要程序代码。DS18B20具有直接输出数字信号、单总线接口、成本低等优点。经试验,基于单总线器件DS18B20的多点温度检测系统测量温度准确、测温范围宽、体积小、控制方便。In this paper,a new multi-spot temperature survey system composed of 1-wire temperature sensor DS18B20 and MCU is designed.This article introduces the basic characteristics of DS18B20,and this article also gives the corresponding hardware interface circuit,software flow diagram and the primary code.DS18B20 has a series of characteristics such as digital output,1-wire interface and low cost.Test show that the multi-spot temperature survey system has the advantages of accurate measurement,wide temperature range,small volume and convenient controlling.

关 键 词：单总线 DS18B20 多点测温 

分 类 号：TP21[自动化与计算机技术—检测技术与自动化装置]