Let's Make Robots!

CMOS 4017

Drives around randomly, dices if he hits an obstacle, emits strange sounds
Using a
Forget to spin the bottle or throw common dice at your next party --- Mr. Random is in the house. Driven by two hacked (continuous rotation) servos, Mr. Random … Read more
Changes his facial expression according to brightness
Using a
No, wrong thought --- it's not a Jack O'Lantern robot. Mr. Sunsmile changes his facial expression according to the brightness of the ambient light. A LDR is hidden … Read more