Realization of Portable Smart Electronic Scoring Device on Ball Games
He Hua · Journal of Fujian Normal University · 2010
This design uses 51 MCU control,battery power,digital display,input keys and wireless control module to develop a portable smart match electronic scoring device.The device has a charging indicator,ball selection,single-sided display settings,size of the Bureau of scores shows that beep audio prompts,change sides scores mobile,long distance remote control and other functions;particularly compact and portable,which one could keep working dozens of hours without any power,and you can add large-screen display,which perfectly suited all size of table tennis,badminton,volleyball and basketball games in the stadiums.