本科论文目 录摘 要............................................................................................................................IAbstract.........................................................................................................................II引 言...........................................................................................................................11 系统方案设计............................................................................................................31.1 总设计方案选择.................................................................................................31.2 主控制模块选择.................................................................................................31.3 系统的总体设计.................................................................................................42 硬件电路设计...........................................................................................................62.1 总电源电路设计.................................................................................................62.2 单片机控制模块.................................................................................................62.2.1 单片机的引脚说明......................................................................................62.2.2 单片机最小系统..........................................................................................72.3 照明驱动模块....................................................................................................82.3.1 照明模块的选择..........................................................................................82.3.2 LED 驱动模块设计.....................................................................................92.4 指示灯模块........................................................................................................92.5 按键模块...................................................................
