What Exactly Is an Arduino?
Beginners often get confused when they discover the Arduino project. When looking for the Arduino, they hear and read strange names such as Uno, Duemilanove, Diecimila, LilyPad, or Seeeduino. The problem is that there is no such thing as “the Arduino.”
A couple of years ago, the Arduino team designed a microcontroller board and released it under an open-source license. You could buy fully assembled boards in a few electronics shops, but people interested in electronics could also download its schematic[20] and build it themselves.
Over the years, the Arduino team improved the board’s design and released several new versions. They usually had Italian names, such as Uno, Duemilanove, or Diecimila; you can find online ...
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