目录1 引言...................................................................................................................................42系统方案设计.................................................................................................................42.1 系统整体方案设计..............................................................................................................................42.2 主控制器方案........................................................................................................................................42.3 显示方案.................................................................................................................................................53 系统电路设计....................................................................................................................53.1 主控制器电路........................................................................................................................................53.2 显示电路.................................................................................................................................................53.3 按键电路.................................................................................................................................................63.4 提示电路.................................................................................................................................................64 系统软件设计....................................................................................................................74.1 软件整体设计........................................................................................................................................74.2 显示软件设计........................................................................................................................................94.3 篮球计分软件设计.............................................
