One is to include a power LED driver circuit to handle husky LEDs or LED strings/strips. And of course, you’ll need to build an 8-channel LED driver circuit. ... This is a random shot of my Arduino ...

The Arduino Knight Rider is a circuit that features a series of LEDs that move back and forth in a "scanning" motion, creating a dynamic and eye-catching effect. The name Larson scanner is derived ...

This is a well-known LED effects circuit using the 555 timer and 4017 decade counter. This project is a variation of the circuit published on 555-timer-circuits.com - I've added steering diodes rather ...