If you’ve heard of Arduinos but want to learn more, you’ve come to the right place! Arduinos are microcontrollers, tiny computers that listen to sensors, power lights, and control motors, following a series of programmed instructions. They’re dirt easy to use and cost hardly anything by technology standards.
Check out the Arduino UNO in Figure A-1. It’s a circuit board about the size of a credit card with mysterious electronic components attached to it. Read on to learn more about this awesome tool.
Figure A-1: The UNO serves as the default Arduino.
Know Your UNO
The UNO isn’t the fastest, the newest, or the most powerful ...
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