饮水机温度智能控制系统

毕业论文“饮水机温度智能控制系统”论文题目：饮水机温度智能控制系统学生姓名：张祥学号：2010401020102学院专业：电信学院·10电气工程及其自动化电子信箱：[e-mail]指导教师：邹云峰2014年5月摘要本设计可以实现对水温监控和显示，经过改进可以用于饮水机的温度控制。本文用AT89C51单片机与DS18B20温度传感器实现了对水温的测量，并对数据用四位一体数码管进行显示，同时在达到输入目标温度时候发出报警。论文主要研究了：1硬件方面：DS18B20温度传感器技术参数的检测以及他的相关模块电路；无线红外遥控电路的原理和信号传输；用于显示温度的数码管显示模块；用于目标温度设定的按键输入模块；用于执行的加热模块。2软件方面：主要研究温度传输和数码管显示电路。3：电路的仿真和实物的焊接制作。本文的特色在于控制温度的可设定，对不同温度要求的用户提供了很好的解决方案，对水温的反馈调节使得系统达到了很好的动态平衡。关键词：单片机，温度控制，DS18B20温度传感器ABSTRACTThedesigncanachievethewatertemperaturemonitoringandshowsthattheimprovedcanbeusedforthetemperaturecontrolofthewatercooler.ThispaperuseSTC89C52MCUandDS18B20temperaturesensorfortemperaturemeasurementisachieved,andthedataintegrationwithfourdigitaltubedisplay,atthesametimetoenterthetargettemperaturewhenissuedareporttothepolice.Thesismainlystudied:1hardwareaspects:DS18B20temperaturesensortechnologyparametersdetectionandhisrelatedmodulecircuit;Theprincipleofwirelessinfraredremotecontrolcircuitandsignaltransmission;Usedtodisplaytemperatureofdigitaltubedisplaymodule;Forthetargettemperaturesettingkeyinputmodule;Usedtoperformheatingmodule.2softwareaspects:researchtemperaturetransmissionanddigitaltubedisplaycircuit.3:circuitsimulationandrealweldingproduction.Characteristicofthispaperistocontroltemperaturecanbeset,thetemperaturerequirementsofdifferentusersprovidesagoodsolution,thewatertemperaturefeedbackcontroltoachievethegooddynamicbalancesystem.KEYWORDS:Singlechipcomputer,temperaturecontrol,DS18B20temperaturesensor目录一、绪论.........................................................................................................................................................61.1本课题研究的意义...............................................................................................................................61.2国内外研究现状及存在的问题...........................................................................................................61.3本课题研究的内容和目标...................................................................................................................61.4本课题拟解决的关键问题...................................................................................................................7二、系统总体设计方案...................................................................................................................................72.1系统简介...............................................................................................................................................72.2系统功能方框图...................................................................................................................................72.3各模块功能的介绍...............................................................................................................................72.4硬件方案的选择...................................................................................................................................82.4,1Cpu方案的选择............................................................................................................................82.4,2温度传感器方案的选择...............................................................................................................82.4,3显示模块方案的选择...................................................................................................................92.4,4按键输入方案选择.......................................................................................................................92.4,5电源模块方案的选择.................................................................................................................102.4,6红外遥控方案的选择.................................................................................................................10三、主要元器件介绍......................................................................................................................................113.1AT89C51单片机介绍...........................................................................................................................113.2LCD1602液晶显示介绍......................................................................................................................123.3DS18B20温度传感器介绍..................................................................................................................153.4HT6221遥控器芯片介绍....................................................................................................................18四、硬件电路设计.......................................................................................................................................204.1单片机最小系统.................................................................................................................................204.2电源电路.............................................................................................................................................214.3按键信号输入电路.............................................................................................................................234.4红外遥控电路........................................................................