目 录1 引言...........................................................................................................................22 设计要求...................................................................................................................22.1 设计目的........................................................................................................22.2 基本要求........................................................................................................33 方案设计...................................................................................................................33.1 温度传感器方案论证.....................................................................................33.1.1 方案一...................................................................................................33.1.2 方案二...................................................................................................33.2 总体设计框图.................................................................................................34 硬件设计...................................................................................................................44.1 单片机系统.....................................................................................................44.2 数字温度传感器模块.....................................................................................54.2.1 DS18B20 性能........................................................................................64.2.2 DS18B20 外形及引脚说明....................................................................64.2.3 DS18B20 接线原理图............................................................................64.2.4 DS18B20 时序图....................................................................................74.2.5 数据处理...............................................................................................84.3 L298 电机驱动模块..................
