The Arduino Pro Mini used to control the traffic light is not only responsible for playing the tones through a piezo speaker, but as you might expect, for firing off the relays which ultimately ...

Here is a simple Arduino Camping Light project. In this design, only one push button switch is used to control the light output (from a bunch of white LEDs) between off, dim, medium, and full ...

Schematic of the Arduino Xmas Lights Circuit Arduino is here introduced intentionally because of its tractability which allows interested hobbyists to start their own experiments with this project for ...