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 ...

There are plenty of software applications and services ... for the most critical systems. The traffic light server monitoring system uses an Arduino microcontroller to interface with the Xymon ...

Here is a traffic light system based on Arduino that can be used in a 3-way ond 4-way intersections. It has an additional blinking orange led that is used to signal when the pedestrians can cross the ...

[Rockwell] sent us an update on his traffic light hacking. Dedicated readers ... He’s given control of the hardware over to an Arduino. Instead of building the board into the project he ...