编号1151001132毕业设计（2015届本科）题目：基于单片机的水位控制系统的设计学院：物理与机电工程学院专业：电子信息科学与技术作者姓名：指导教师：职称讲师完成日期：年月日二〇一五年六月PAGE\*MERGEFORMAT34目录TOC\o"1-3"\h\uHYPERLINK\l"_Toc420620346"河系学院本科生毕业论文（设计）诚信声明PAGEREF_Toc420620346\h2HYPERLINK\l"_Toc420620347"河西学院本科生毕业论文（设计）开题报告PAGEREF_Toc420620347\h3HYPERLINK\l"_Toc420620348"摘要PAGEREF_Toc420620348\h6HYPERLINK\l"_Toc420620349"ABSTRACTPAGEREF_Toc420620349\h6HYPERLINK\l"_Toc420620350"1.绪论PAGEREF_Toc420620350\h7HYPERLINK\l"_Toc420620351"1.1研究背景PAGEREF_Toc420620351\h7HYPERLINK\l"_Toc420620352"1.2研究现状PAGEREF_Toc420620352\h7HYPERLINK\l"_Toc420620353"2.设计任务及要求分析PAGEREF_Toc420620353\h8HYPERLINK\l"_Toc420620354"2.1设计任务及要求PAGEREF_Toc420620354\h8HYPERLINK\l"_Toc420620355"2.1.1设计任务PAGEREF_Toc420620355\h8HYPERLINK\l"_Toc420620356"2.1.2设计要求PAGEREF_Toc420620356\h8HYPERLINK\l"_Toc420620357"2.1.3要求分析PAGEREF_Toc420620357\h8HYPERLINK\l"_Toc420620358"3.系统方案论证与选择PAGEREF_Toc420620358\h8HYPERLINK\l"_Toc420620359"3.1方案设计PAGEREF_Toc420620359\h8HYPERLINK\l"_Toc420620360"3.2系统整体方案PAGEREF_Toc420620360\h10HYPERLINK\l"_Toc420620361"3.2各单元电路方案论证PAGEREF_Toc420620361\h10HYPERLINK\l"_Toc420620362"3.3主要模块简介PAGEREF_Toc420620362\h11HYPERLINK\l"_Toc420620363"3.3.1核心芯片STC89C51单片机PAGEREF_Toc420620363\h11HYPERLINK\l"_Toc420620364"3.3.21602液晶显示器PAGEREF_Toc420620364\h14HYPERLINK\l"_Toc420620365"4.硬件电路设计PAGEREF_Toc420620365\h17HYPERLINK\l"_Toc420620366"4.1单片机最小硬件系统电路PAGEREF_Toc420620366\h18HYPERLINK\l"_Toc420620367"4.2水位显示电路PAGEREF_Toc420620367\h18HYPERLINK\l"_Toc420620368"4.3水位调整及其报警电路PAGEREF_Toc420620368\h19HYPERLINK\l"_Toc420620369"4.4初值设置按键电路PAGEREF_Toc420620369\h20HYPERLINK\l"_Toc420620370"5.程序设计PAGEREF_Toc420620370\h20HYPERLINK\l"_Toc420620371"5.1水位控制系统主程序设计流程图PAGEREF_Toc420620371\h20HYPERLINK\l"_Toc420620372"5.2水位控制系统主程序PAGEREF_Toc420620