【摘要】 介绍了一种基于单总线数字温度传感器DS18B20的多点温度自动测量系统。重点讲述了系统的组成结构、PIC单片机汇编程序设计和C++环境下用Pcomm软件包的函数设计串行通信程序。简单介绍了DS18B20的基本工作原理。更多还原

【Abstract】 This paper discusses a kind of multi -temperature measurement system based on 1-wire digital thermometer DS18B20.It mainly dissertates the s ystem’ s makeup,programming based on PIC mi cro controller’ s assembly language and PC communication programming with functions in Pcomm Libra ry with C ++.It also introduces basic principle of DS18B20briefly.更多还原