基于DHT11的实验室多点温湿度报警系统设计  

Design and Implementation of Multi-point Temperature and Humidity Alarm Systemin Laboratory Based on DHT11

作　　者：王志宏[1] 白翠珍[1] 

机构地区：[1]山西医科大学基础医学院,山西太原030001

出　　处：《山西电子技术》2011年第4期45-46,共2页Shanxi Electronic Technology

摘　　要：以单片机为控制核心,采用DHT11温湿度传感器,12864LCD显示模块,实现了实验室多点温湿度参数的实时采集、显示和超限报警功能。系统的优点为单总线串口通信,使系统结构简化,节约了单片机资源,易于系统的功能扩展。The system takes MCU as control core, and uses temperature and humidity sensor-DHT11 and 12864LCD display module to realize the real-time collecting displaying and overrun alarming of multl-point temperature and humidity parameters in Lab,. The advantage of system is the using of single bus serial communication, makes a simple system structure to save the MCU resources and easily expand the function.

关 键 词：DHT11 单片机 温湿度传感器 报警 

分 类 号：TP723[自动化与计算机技术—检测技术与自动化装置]