摘要
针对传统温度检测装置存在的问题,提出了以AT89S51单片机和单总线数字温度传感器DS18B20构成的新型温度测量系统。介绍DS18B20的特性、内部结构以及单总线技术的特点。详细论述了该系统的设计方案、硬件组成及软件设计流程图。经测试,基于DS18B20的测温系统具有结构简单、测温精度高、稳定可靠的优点。
Creating a temperature survey system by using temperature sensor DS18B20 and AT89S51 which has advantage of the conventional methodothe characteristics, structure, and single bus technique of DS18B20 are introduced and system design scheme. hardware constitution, software diagram are given. After been tested, this temperature survey system has the advantages of simple structure ,high accuracy and dependable.
出处
《中国新通信》
2009年第9期86-89,共4页
China New Telecommunications
