One of the first projects that most people do on an Arduino is to light up or flash an LED. It seems ultra-simple because it ...

[Dave]’s been working pretty hard on his Arduino driven, LED-lit, magical staff for the past few months, and now it’s finally coming together. He’s using 6 LED strips that contain 55 LEDs each — at ...

The Arduino UNO R4 brought a modern 32-bit platform to the UNO form factor. Arduino’s Alessandro Ranellucci explained the ...

Did you know that you can use Arduino to turn on an LED when you press a button? Well, it is true, you can do this! Leaving the joke aside, let me show how you can achieve this. You will need the ...

Light painting is a technique which allows you to “draw” on a photograph by moving a light past the camera during a long exposure shot. While it can be difficult to master, light painting allows for ...

Hardware with services lowers learning curve of adding cloud and app connections to devices. A while back, Ars took our first step into building the Internet of Extra Creepy Things (IoECT) with ...

Each of the 14 digital pins on the Arduino Uno can be used as an input or output, using pinMode(), digitalWrite(), and digitalRead() functions. They operate at 5 volts. Each pin can provide or receive ...

If you are interested in learning more about the history of the iconic Arduino UNO microcontroller you are sure to be interested in the new article published this month to the official Arduino blog ...