本科论文目 录摘 要............................................................................................................................IAbstract.........................................................................................................................II引 言...........................................................................................................................11 总体方案设计............................................................................................................31.1 设计原理.........................................................................................................31.2 系统设计方案.................................................................................................32 硬件电路的设计........................................................................................................72.1 主控制模块.....................................................................................................72.2 单片机的最小系统.........................................................................................82.3 电源电路.........................................................................................................92.4 电梯呼叫按键电路.........................................................................................92.5 楼层显示和楼层指示电路.............................................................................92.6 电梯上下指示电路.......................................................................................102.7 防夹模块电路...............................................................................................102.8 电机驱动电路...............................................................................................112.9 报警模块电路...............................................................................................113 系统软件设计方案................................................................................
