基于SHT11的粮仓温湿度测控系统的设计  

Design of Granary Temperature and Humidity Measurement and Control System Based on SHT11

作　　者：王武礼[1] 杨华[1] 

机构地区：[1]中国石油大学(华东)信息与控制工程学院,山东东营257061

出　　处：《仪表技术与传感器》2010年第9期50-51,59,共3页Instrument Technique and Sensor

摘　　要：采用数字温湿度传感器SHT11为测量元件,结合单片机和PC机实现了粮仓温湿度测控系统。下位机系统以ATC89C51为核心,采用SHT11为测量元件,利用无线数传模块APC200A-43与上位机通信,实现数据上传,同时接收上位机下传的控制命令。上位机监控程序采用C++ Builder为开发平台,实现对多个下位机系统的集中监控。This paper achieved a measurement and control system for the granary temperature and humidity based on digital temperature and humidity sensor SHT11,MCU and PC.The AT89C51 MCU was used as the main component of the lower computer system,and the SHT11 was used as measurement unit.The wireless data transceiver APC200A-43 was used to communicate between lower computer and host computer.The host computer monitoring software was designed using C＋＋ Builder,which can monitor many lower computers simul-taneously.

关 键 词：温湿度 SHT11 单片机 测控系统 

分 类 号：TN911[电子电信—通信与信息系统]