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（毕业论文）I设计任务书一、设计题目：教室照明智能控制系统二、设计要求：设计一个教室照明智能控制系统，通过多种传感器采集室内光线、人数分布等信息，利用控制电路调节照明强度，实现节能控制。三、设计任务1.画出电路原理图。2.编写设计说明书，1万5千字以上，包括：（1）设计任务书（2）前言（3）目录（4）正文，包括：设计思想、电路工作原理、元器件选择、电路元器件参数、总结、参考资料等3.B5版面，正文5号或小4字号，章标题小2加粗，节标题小四加粗。（毕业论文）II前言本设计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,以达到学校教室用电设备的合理使用，节约电能以及改善教学管理的目的。设计应用了先进的电子技术、网络技术、自动控制技术以及实用的软件平台，成功地设计了一套功能完善的智能教室照明动控制系统。由传感探测单元、通讯网络RS-232、控制单元构成了整个系统。智能教室照明控制系统核心器件采用AT89S51单片机采集数据，并由控制系统实现对教室光照度、学生人数、教室使用状态等的监控与显示，并对教室内部用电设备进行合理控制和管理，达到教学楼教室照明控制的智能化和节约化的目标。本系统将单片机控制系统与网络技术结合起来，各组成部分包括硬件和软件设计的结构、功能与实现方法。最后通过RS-232方式实现与上位机通信，实现数据的远程传输及上位机对教室照明状态的控制，完成一个智能教室照明控制系统。关键词：智能控制；热释电效应；光照检测；AT89S51河南工业职业技术学院（毕业论文）IIIForewordThisdesigncontrolmethodaimingatclassroomlight,particularlythedevelopmentpresentconditionthattheintelligenceofclassroomlightcontrols,analyzedtheprincipleoftheclassroomlightintelligencecontrolandcarryoutamethod,designwayofthinkingputforwardintelligencetocontrolsystemaccordingtotheclassroomlightofthelistslicemachine,anddevelopedthehardwaredeviceofintelligencecontrolsystemandcorrespondsoftwareonthisfoundation.Withattainclassroomintheschoolisusedtogiveorgetanelectricshockanequipmentsofreasonableuse,thepurposeofeconomyelectricpowerandimprovementteachingmanagement.Designedtoapplytheforerunner'selectronicstechnique,networktechniqueandautomaticcontroltechniqueandpracticalsoftwareplatform,successfullydesignedasetofintelligencewithperfectfunctionclassroomlightingtomovetocontrolsystem.Fromspreadfeelingtoprobeintounit,thecommunicationnetworkRS-232andcontroledunittoconstitutethewholesystem.TheintelligenceclassroomilluminatestocontrolsystemcoreasparepartadoptionAT89S51listslicethemachinecollectadata,andusetogiveorgetanelectricshockanequipmentstocarryonreasonablecontrolandmanagementtotheclassroominnerpart,attainteachingbuildingtheclassroomilluminatesacontroloftheintelligenceturnandeconomizethetargetforturning.Thissystemlistslicethemachinecontrolsystemandnetworktechniqueknottoputtogether,eachconstitutethepartincludesahardwareandsoftwaredesignofstructure,functionandcarryoutamethod.FinallypassmethodRS-232realizationandplaceofhonormachinecorrespondence,carryoutthelongrangeofdatatodeliverandtheplaceofhonormachineilluminatethecontrolofstatustotheclassroomandcompletelightinginanintelligenceclassroomcontrolsystem.Keyword:theintelligencecontrols;ishottoreleasetogiveorgetanelectricshockaneffect;onlyshineonanexamination;AT89S51（毕业论文）IV目录设计任务书........................................................................................................................I前言................................................................................................................................II一、设计思想...................................................................................................................11.1课题背景.............................................................................................................11.2设计主要目的.....................................................................................................1二、系统总体方案...........................................................................................................2总述...........................................................................................................................22.1系统总体构成.....................................................................................................22.2系统实现功能.....................................................................................................3三、教室控制与检测单元设计.......................................................................................4总述：.......................................................................................................................43.1教室控制单元的设计与通信............................................................................53.1.1控制单元的核心器件...........................................................................53.1.2现场人机交互模块...............................................................................73.1.3RS-232串口通信..................................................................................93.2教室检测单元数据采集与处理......................................................................103.2.1光照信号采集与处理.........................................................................103.2.2光照检测接口电路.............................................................................123.2.3红外数据采集与处理.........................................................................133.2.4开关控制电路设计.............................................................................14四、教室节能系统软件设计.........................................................................................16总述.........................................................................................................................164.1光照度采样及模数转换子程序.......................................................................164.2显示子程序....................................................................................