基于DS18B20的温湿度采集系统设计

Design of Temperature and Humidity Acquisition System Based on DS18B20

针对目前温湿度采集系统需求,设计由单总线数字式温度传感器DS18B20和STC90C52AD单片机组成的新型温湿度采集系统。介绍主要器件的结构和工作原理,给出系统的硬件设计及软件流程图。该系统具有数据采集准确、功耗低、方便与上位机通信等优点。

A new temperature and humidity acquisition system based on DS18B20 and AT90C52AD is designed according to the requirements of temperature and humidity acquisition system.An introduction is made on the structure of the main device,working principles,hardware design and software flow chart.The experimental results demonstrate that this system has higher accuracy of data acquisition,low power consumption,and convenient communication between the system and upper computer.