目 录1 绪论...................................................11.1 太阳能热水器的进展概况及市场竞争分析.............................11.2 太阳能热水器的应用及意义.........................................22 系统组成及工作原理.....................................42.1 系统设计要求....................................................42.2 系统总体结构设计.................................................42.3 太阳能热水器组成及原理...........................................62.4 系统的组成框图..................................................73 硬件设计...............................................93.1 最小系统板设计.................................................93.2 按键及显示电路................................................113.3 温度采集模块电路设计..........................................113.5 报警电路模块..................................................163.6 继电器控制加热电路............................................173.7 水位检测接口电路..............................................183.8 水位控制电路..................................................194 系统软件设计..........................................204.1 软件设计分析..................................................204.2 软件程序设计要求...............................................204.3 主程序模块......................................................224.4 中断服务程序设计................................................224.5 子程序模块......................................................235 系统调试..............................................306 结论..................................................32参考文献................................................33致 谢..................................................34附录 A 电路原理图........................................35附录 B PCB 图...........................................36附录 C 程序代码..........................................371 绪论1.1 太阳能热水器的进展概况及市场竞争分析目前，中国已成为世界上最大的太...
