电子信息工程实验教学中心《综合课程设计》设计报告设计题目基于单片机的水位检测与控制系统年级专业学 号姓 名成 绩2025电子信息工程评语:完成日期:2025/6/30 目 录摘要.............................................................................................................................11 绪论.......................................................................................................................21.1 项目讨论背景及意义........................................21.2 课题现状 22 总体设计方案及论证...........................................................................................32.1 总体方案设计............................................................................................33 硬件实现及单元电路设计...................................................................................43.1 设计原理....................................................................................................43.2 设计方案....................................................................................................53.3 传感器模块................................................................................................53.3.1 传感器的选择.................................................................................5 3.4 系统工作原理...............................................................................................63.5 水位显示电路............................................................................................73.6 外部晶振时钟电路的设计....................................................................123.7 时钟电路的设计......................................................................................133.8 自动报警电路..........................................................................................133.9 中央处理器模块......................................................................................143.10 继电器控制模块................................................................