Arduino Traffic Light. 28 Comments . by: Mike Szczys. January 5, 2010. Title: Copy. ... and an Arduino serial to USB module for connectivity. The AC load switching is handled by three relays.

Making use of an ioBridge IO-204 module, an Arduino Wave Kit, ... Check out the final results -- which feature 3,300 mini lights, 3 spotlights, an LED Rope, 4 LEDs, ...

ElecFreaks is selling a new color sensing module based on the TSC230 sensor. They’ve posted a demonstration using an Arduino that shows off what this sensor is capable of. The module includes… ...