摘要
利用计数器、译码器、非门等数字集成电路设计的抢答电路具有声光显示、超时报警与电子计分等多种功能 ,适用于各种智力竞赛场所。
The circuit which is designed by using counter、decipherer and not gate digital IC, has the multifunction of the sound light displaying、overtime alarming and electronical tally. It can be used in manifold intelligence competition situation.
出处
《河南职业技术师范学院学报》
2000年第4期63-65,共3页
Journal of Henan Vocation-Technical Teachers College
关键词
计数器
译码器
抢答题
计分器
电路设计
counter, decipherer, electronical tally, sound light display(
