wired back to the Arduino. For the software, [Will] is using a floating analog pin as a source of random noise, and from there comes up with how often each LED will blink on and off, and for how long.

Instead, you simply open the Arduino software (which can be installed ... you can come across some simple projects like the Blink example that only require an LED output. These basic output ...

He completed the blink tutorial, but blinking an LED just wasn’t enough fanfare for the success of his first Arduino program. He connected the Arduino Mega’s LED output to a pair of ...

Arduino is the now-famous microcontroller that ... The projects range from common beginner programs like “blink” to more complex concepts using multiple inputs and outputs.