【摘要】 该文以宏晶科技公司的STC89C52RC单片机为背景,以CH451作为数码管、键盘驱动芯片,设计了一款篮球计时计分器。该设计可以在平时生活和正规比赛中使用,根据实际比赛要求设置了系统的工作模式,可根据用户需要自由选择功能,具有很高的灵活性,同时操作步骤也很简单,只需简单设置工作模式及参数就可正常使用。更多还原

【Abstract】 In this paper,a system of basketball points and time is designed. The system takes Jing Hong technology companies STC89C52RC single-chip as the background. CH451 just as digital tube and keyboard driver chip produced by Qin Heng Company in Nanjing,This design not only can be used in normal life but also in the formal competition. It based on the actual competition requirements to set up the system mode and the users can freely choose the function. With high flexibility and very simple steps,it can simply set the mode and parameters to use.更多还原