目 录
摘要.............................................................................................................................................1
关键词.........................................................................................................................................1
Abstract .......................................................................................................................................1
Key words ..................................................................................................................................1
1 引言.......................................................................................................................................2
1.1 研究的背景........................................................................................................................2
1.2 研究的目的和意义............................................................................................................2
1.3 饮水机的主要功能............................................................................................................3
2 智能饮水机的硬件结构.......................................................................................................3
2.1 智能饮水机的总体设计....................................................................................................4
2.2 ATmega169 的主要性能...................................................................................................4
2.3 测温电路的设计................................................................................................................4
2.3.1 DS18B20 的主要性能....................................................................................................4
2.3.2 DS18B20 供电方式......................................................................................................5
2.4 水位检测电路....................................................................................................................5
3 智能饮水机的软件结构.......................................................................................................5
3.1 系统分配方式....................................................................................................................5
3.2 主程序的设计....................................................................................................................6
3.3 温度检测模块设计............................................................................................................7
4 调试及性能分析...................................................................................................................7
4.1 对水位检测模块的仿真实现............................................................................................8
4.2 加热模块电路仿真............................................................................................................8
4.3 对状态模块的仿真实现....................................................................................................9
4.4 性能分析............................................................................................................................9
5 结论.......................................................................................................................................9
致谢...........................................................................................................................................10
参考文献...................................................................................................................................10
