NE555+CD4017 Electronic Dice NE555 LED Module Multiple Control CD4017 DIY Kit
5,84 €
NE555's 3-pin output pulse, and then output CD4017 output high level 5 turns, through a combination of different resistors and transistors, you can drive 7 LEDs to indicate the number of points 1-6 points.
Jetzt bei Ebay:
