吉林农业科技学院学士学位论文论文题目：基于单片机教室灯光智能控制系统—环境光采集、热释红外传感系统设计年级专业：10级电子信息科学与技术学生姓名：孙丽爽学号：1005601131指导教师：谢艳新评阅教师：王海波完成日期：2014年6月13日吉林农业科技学院基于单片机教室灯光智能控制系统基于单片机教室灯光智能控制系统—环境光采集、热释红外传感系统设计学生:孙丽爽专业:电子信息科学与技术指导教师:谢艳新摘要本研究针对教室灯光的控制方法，尤其是教室灯光的智能控制方面的发展现状，分析了教室灯光智能控制的原理和实现方法，提出了基于单片机的教室灯光智能控制系统的设计思路，并在此基础上开发了智能控制系统的硬件装置和相应软件。该系统以STC89C51单片机作为控制模块的核心部件，采用热释红外人体传感器检测人体的存在，采用光敏电阻构成的电路检测环境光的强度；根据教室合理开灯的条件，通过对人体存在信号和环境光信号的识别与判断，完成对教室灯光的智能控制，避免了教室用电的大量浪费。系统还具有报警功能；同时还采用了软/硬件的“看门狗”等抗干扰措施。关键词：热释红外人体传感器；STC89C51单片机；光敏电阻ClassroomLightingIntelligentControlSystem—Theambientlightgatheringpyroelectricinfraredsensorsystem--I基于单片机教室灯光智能控制系统Name:lishuangSunMajor:ElectronicInformationScienceandTechnologyTutor:yanxinXieAbstractTheresearchofcontrolmethodforclassroomlighting,especiallyclassroomlightingintelligentcontroldevelopmentpresentsituation,analyzedtheprincipleandrealizationmethodofclassroomlightingintelligentcontrol,andproposesanewdesignclassroomlightingintelligentcontrolsystembasedonsinglechipmicrocomputer,hardwaredeviceisdevelopedbasedontheintelligentcontrolsystemandcorrespondingsoftware.ThesystemusesSTC89C51microcontrollerasacorecomponentofthecontrolmodule,theinfraredsensortodetecttheexistenceofhumanbody,usingopticaldetectioncircuitcomposedofenvironmentalphotosensitiveresistancestrength;accordingtothecondition,reasonable,throughidentificationanddeterminetheexistenceofsignalsandenvironmentallightsignalstothehumanbody,theclassroomlightingintelligentcontrol,toavoidtheuseofwasteelectricclassroom.Thesystemalsohasalarmfunction;atthesametimealsoadoptedthehardware/software"watchdog"anti-interferencemeasures.Keywords:PyroelectricInfraredBodySensor;STC89C51Single-chipMicrocomputer;PhotosensitiveResistance--II基于单片机教室灯光智能控制系统目录摘要.........................................................................................................................................IAbstract......................................................................................................................................II1引言.........................................................................................................................................11.1教室灯光控制的现状及发展趋势..............................................................................11.2本设计的研究内容......................................................................................................11.3本文完成主要任务......................................................................................................22教室灯光智能控制系统的总体设计.....................................................................................32.1单片机的选择..............................................................................................................32.2感应器的选择....................................................................................
