本科论文目 录摘 要....................................................................................................................IAbstract.....................................................................................................................II引 言...................................................................................................................11 控制系统设计........................................................................................................31.1 系统方案设计...........................................................................................31.2 系统工作原理...........................................................................................42 硬件设计................................................................................................................62.1 单片机.......................................................................................................62.1.1 单片机最小系统..........................................................................62.1.2 STC89C52 单片机的性能...........................................................72.2 角度采集电路...........................................................................................82.2.1 ADXL345 传感器的工作原理....................................................92.2.2 ADXL345 传感器倾角测量的原理............................................92.2.3 ADXL345 寄存器的介绍..........................................................122.2.4 ADXL345 传感器的通信设计..................................................122.3 温湿度采集电路.....................................................................................132.4 ATK-HC05 蓝牙串口..............................................................................142.5 LCD 液晶显示器....................................................................................142.6 蜂鸣器报警电路.......................................................................
