Chapter 2. Exploring the Arduino Board and the IDE

In this chapter you’ll explore the Arduino board as well as the IDE software that you’ll use to create and upload Arduino sketches (Arduino’s name for its programs) to the Arduino board itself. You’ll learn the basic framework of a sketch and some basic functions that you can implement in a sketch, and you’ll create and upload your first sketch.

The Arduino Board

What exactly is Arduino? According to the Arduino website (, it is

an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It’s intended for artists, designers, hobbyists, and anyone interested in creating interactive objects or environments.

In simple terms, the Arduino ...

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