Abstract:This design introduces a kind of game timing and scoring system which is displayed by LED Seven-Segmert digital tube controled and programmed by AT89C51 .This system has many functions: regularly set schedule,schedule time to pause,refresh the points of both A and B teams in time and temporarily memorizing the achievement after match. The system has characteristics of low price,stable function,easy to operate and carry and so on . It widely fits for types of schools and tiny groups as timing and scoring of match.
Key Words:AT89C51;LED Seven-Segment digital tube;CD4094;Scoring circuit;timing circuit