单片机温、湿度环境监测系统设计

摘 要温湿度是一种最基本的环境参数，温湿度的测量方法和装置对现在的生活、生产具有重要的意义。此温湿度实时监控系统，基于单线式温度传感器 DS18B20、电容式湿度传感器、单片机 STC89S52，对温度湿度分别测量并通过液晶显示屏 1602 经行显示。温度传感器 DS18B20 是单线式、体积超小、硬件开销超低、抗干扰能力强、精度高，附加功能强的理想单片机温度传感器，可实时根据指令给出温度数据，可读性高。其结构 简单 、经济 有用 、清洗效果好，具有很高的 有用 价值 。所设计的系统具有可读性高，稳定性高，反应速度快，测量值准确的特点。关键词 ：温湿度监控系统；单片机；传感器AbstractTemperature and humidity is one of the most basic environmental parameters. Temperature and humidity measurement methods and devices has the vital significance on present life. The temperature and humidity measurement system is based on singleline type temperature sensor DS18B20, capacitive moisture sensor and STC89C52 for temperature humidity measurement and respectively by LCD display. The line 1602 Temperature sensor DS18B20 is singleline type, volume super-small, hardware KaiXiao ultra-low, strong anti-jamming capability, high precision, additional features strong ideal single-chip microcomputer temperature sensor, real-time temperature data, depending on the directive given readable. This system has a readable, high stability, reaction speed, measured values exact characteristic.Keywords：Monitoring and Controlling System of Temperature and Humidity; Single-chip Microprocessor; sensor目录1 绪 论........................................................................................................................................11.1 课题讨论的背景............................................................................................................11.2 温湿度监控系统的进展................................................................................................11.3 论文讨论的主要...