目录摘要...............................................................................................................................IABSTRACT.................................................................................................................II引言................................................................................................................................11智能热水器控制系统的总体设计方案.....................................................................11.1方案的分析与选择.............................................................................................11.2系统总体设计概述.............................................................................................21.3各功能模块介绍.................................................................................................31.3.1控制模块....................................................................................................31.3.2显示模块....................................................................................................31.3.3输入模块....................................................................................................51.3.4其它模块....................................................................................................61.4本章小结.............................................................................................................82硬件电路的设计与实现............................................................................................82.1单片机最小系统硬件电路设计.........................................................................82.2显示模块硬件电路设计.....................................................................................82.3温度传感器DS18B20电路设计........................................................................92.4电子式水位开关硬件电路设计.......................................................................102.5时钟芯片电路设计...........................................................................................102.6声光报警电路设计...........................................................................................112.7按键设置模块电路设计...................................................................................112.8电源和开关模块设计.......................................................................................122.9本章小结...........................................................................................................123热水器控制系统的软件设计与算法实现...............................................................123.1软件总体流程图...............................................................................................133.2显示模块程序设计...........................................................................................143.2.1写命令子函数..........................................................................................143.2.2写数据子函数..........................................................................................143.3温度传感器模块程序设计...............................................................................153.4时钟芯片相关程序设计...................................................................................163.5按键设置程序设计....................................................
