摘要
本设计采用STC89C52单片机作为控制芯片,用三寸大数码管显示,具有甲乙两队记分和倒计时功能,两队分数最大可记999分,时间可设最大99分钟,实现秒钟倒记时,时间可暂停及有比赛结束哨音提示,记分和设定时间除了按钮控制,还有红外遥控控制,站在球场的任何位置,都可设置,操作方便。本记分牌可用于篮球、足球、排球等球类比赛记分。
STC89C52 microcontroller as the control chip,digital tube with large silver were used in the design,with functions of countdown and two team scoring simutaneously,whose score maximum is 999 and time maximum is 99 minutes,and time suspending,finishing whistle,button or distant control functions were also carried.Referees can manage games conveniently.The scoreboard can be used for basketball,soccer,volleyball and other ball games.
出处
《长江工程职业技术学院学报》
CAS
2010年第2期48-51,54,共5页
Journal of Changjiang Institute of Technology
关键词
记分牌
单片机
红外遥控
3寸数码管
Scoreboard
SCM
infrared remote control
3-inch digital tube
