Digital roulette II
74HC00, 74HC191, 74HC4511
The roulette wheel starts turning at a very high speed. What is the number on the display?
It looks like "8", doesn't it?
Actually, the numbers 0 - 9 appear in order, very rapidly.
Press S1, and display stops at one number. You can enjoy playing this electronic roulette as many times as you want. Release S1 and press it again.