The main concept of this kit is to develop a fastest-finger-first quiz buzzer which can be used to know the person who pressed the buzzer fast of all among a group of people. Now a day’s quiz-type game shows are increasingly becoming popular on television. In such quiz games, fastest finger first indicators are used to test the contestant’s reaction time. The player’s designated number is displayed with an alarm when the player presses his entry button.
In this kit, the system is very user friendly. In this system the user has to just press the switches. The sequence of the switch presses will be displayed on the LCD but the person who has pressed first his LED will only glow. The whole system can be reset when required.
The user has to press the buttons to sort the given data that is in sequence. The person who will sort it first the LED will glow for that user. This kit is fully dependant on the programming of the controller AT89S8253. It is programmed to check response of the different keys. The cardinal components of this prototype are.