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 ...

When the Arduino code sees the button getting pressed, it brings the corresponding LED pin high and starts a fade out timer using the SoftPWM library by [Brett Hagman]. It’s worth noting that ...

number 2 is 00000010 so only the second led from the right will be on. Now lets see the schematic and how I’ve connected the 8 leds + resistors and 1 button + pull-up resistor to the Arduino Board ...

There was a point in time, excruciatingly brief, in which desktop computers often had a large “TURBO” button on their ... the state of the Turbo LED with an Arduino Pro Mini.