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 ...

The Arduino then controls the state of the LED using the active high enable line from the column multiplexer chip. [Alex] wanted more than just a static image to show off on his new display, so he ...

I made this Arduino 8 bit binary led counter as a solution for one member from Arduino forum. He asked if somebody can make a project that displays a. ... The decimal number increases from 0 to 255 ...

Sometimes, you just want to go big. Case in point, Make’s guide to make your gigantic, Jumbotron-esque LED video screen.The project here is powered by ...

The case even lets the Arduino’s power LED shine through so you know that it’s working! If you, too, need to automate video game button-pushing, [Facelesstech] has kindly uploaded the source ...

“So for instance, you can have one Arduino with a button, another Arduino connected wirelessly with an LED, push the button and turn on the LED without any additional single line of code to handle the ...