电子拔河游戏 可以实现9或者15个LED灯的电子电路-this is a good game

实现简单的电子拔河比赛，即两按键模拟，计数器计数，比较器进行比较，最后通过LED灯进行直观显示(To achieve a simple tug of war competition, that is, two button analog, counter count, comparator comparison, and finally through the LED lamp for visual display)