The Arduino IDE is used to write the program that will interact with your Arduino and the devices connected to it. In the Arduino world, such a program is called a sketch, which has its origin in its ...

Because the Arduino is executing the pre-installed software called Blink. Congratulations, you’ve now gotten you’re Arduino powered and running the Blink program that is flashing the LED.

The video below shows a fully-functional Arduino happily running the blink program. He plans to encase the brass portion in resin to toughen it up and presumably keep every bump from causing a ...

An Arduino is a popular open-source single-board microcontroller. Learn how to program one and let the possibilities take shape.

You could put the Arduino in deep sleep, if you wanted to and that LED will still blink. With a little work, you could probably adapt this idea to any number of circuits out of the 555 playbook ...