基于RS-485总线的远距离温度监控系统的设计

摘要

This paper introduces the hardware circuit of remote temperature monitoring system of RS-485 bus design, schematic design, design based on software development process, the use of DS18B20 microcontroller reads the temperature conversion value, and then in the digital tube display function. Has the advantages of simple structure, good controllability, convenient advantages, has certain practical value.%文章介绍了基于RS-485总线的远距离温度监控系统的硬件电路设计、原理图设计、软件开发流程设计，使用单片机读取DS18B20的温度转换值，然后在数码管完成显示的功能。具有结构简单，可控性好，方便实现的优点，具有一定的实际价值。