智能电风扇毕业设计.docx

目 录摘要...............................................................1前言...............................................................2第1章 系统设计要求及设计方案.................................3§1.1 设计要求......................................................3§1.2 总体方案......................................................3第2章 系统设计可行性分析实现.................................4第3章 硬件单元电路设计........................................6§3.1AT89C51单片机介绍............................................6§3.2 红外遥控系统介绍.............................................10 §3.3 测温电路.....................................................13§3.4 光电耦合器...................................................17§3.5 LED显示及键盘接口电路......................................19§3.6 稳压电源部分.................................................23 §3.7 无级调速电路.................................................25第4章 软件设计................................................27§4.1主程序流程图.................................................27§4.2子流程图.....................................................29§4.3系统程序.....................................................31第5章 系统调试................................................41§5.1硬件调试.....................................................41§5.2 软件调试.....................................................41§5.3 整机调试.....................................................41第6章 设计心得................................................43参考文献.........................................................44摘要本毕业论文是介绍一种以AT89C51单片机为核心的电风扇智能调速器。巧妙的运用红外线摇控技术，单片机控制技术，无级调速技术，温度传感技术。把智能技术用于家用电器的控制中,可实现模拟自然风，睡眠风以及电风扇各种定时功能等, 该调速器性能稳定、控制准确、节能节电。关键词：智能控制;温度控制；无线遥控；自动调速；自适应、ABSTRACTThis design makes AT89C51 the core of the fanner intelligence speed regulator. Skillfully used the infrared remote control of the technology, single-chip microcomputer control, steeples regulates speed, sense temperature and so on. It puts the intellection control into practice in controlling household electric appliances, can realize the simulati