毕业设计论文-液位检测显示控制系统设计.docx

STYLEREF"标题1"\*MERGEFORMATABSTRACTSTYLEREF"标题1"\*MERGEFORMATABSTRACT毕业设计论文_液位检测显示控制系统设计摘要水位测量在日常生活和工业领域有着广泛的应用，比如江河湖泊，地下水，水电站等都需要进行水位监测，以此来了解水位的工作情况以方便工作。水位监测系统目前在国里外都有广泛的应用。水位检测就是水位数据的采集、存储、传输、处理等技术的集成。水位检测的方法有很多种，如人工检测、传感器检测等等。本文介绍的是基于压力传感器实现的液位控制器的设计方法，该控制器以STC89C51单片机为核心，并辅以外围硬件电路来实现控制要求。本文首先介绍总体的设计方案，接着重点介绍各功能模块的作用及实现方法。最后，介绍proteus仿真软件。关键词：水位检测单片机控制传感器ABSTRACTWaterlevelmeasurementindailylifeandindustrialfieldshaveawiderangeofapplications,suchasrivers,lakes,groundwater,hydropower,alltheseneedwaterlevelmonitoring,inordertounderstandthechangesinthewaterleveltofacilitatethework.Waterlevelmonitoringsystemarewidelyusedinsideandoutsidecurrently.Leveldetectionisthelevelofdatacollection,storage,transmission,processingandothertechnologyintegration.Leveldetectionmethodsaremany,suchasartificialdetection,sensordetectionandsoon.Thisarticleisbasedonapressuresensortoachievethelevelcontrollerdesignmethod,thecontrollerSTC89C51microcontrollerasthecore,supplementedbyperipheralhardwarecircuittoachievecontrolrequirements.Thispaperdescribestheoveralldesignscheme,andthenfocusesontheroleofvariousfunctionalmodulesandimplementation.Finally,proteussimulationsoftwareisintroduced.Keywords:leveldetectionsinglechipmicrocomputercontrolsensorPAGE\*MERGEFORMATiiSTYLEREF"标题1"\*MERGEFORMAT目录STYLEREF"标题1"\*MERGEFORMAT附录3实物图i目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc358283565"第一章绪论PAGEREF_Toc358283565\h3HYPERLINK\l"_Toc358283566"1.1液位自动检测的现状及发展趋势PAGEREF_Toc358283566\h3HYPERLINK\l"_Toc358283567"1.2课题背景及研究意义PAGEREF_Toc358283567\h3HYPERLINK\l"_Toc358283568"1.3方案规划PAGEREF_Toc358283568\h3HYPERLINK\l"_Toc358283569"第二章单片机最小系统设计PAGEREF_Toc358283569\h3HYPERLINK\l"_Toc358283570"2.1单片机最小系统的功能PAGEREF_Toc358283570\h3HYPERLINK\l"_Toc358283571"2.251系列单片机PAGEREF_Toc358283571\h3HYPERLINK\l"_Toc358283572"2.3单片机最小系统的结构PAGEREF_Toc358283572\h3HYPERLINK\l"_Toc358283573"2.3.1时钟电路PAGEREF_Toc358283573\h3HYPERLINK\l"_Toc358283574"2.3.2复位电路PAGEREF_Toc358283574