These basic output-only tutorials are excellent starting points ... the site even allows you to browse through projects that only use an Arduino UNO. Another great resource for finding Arduino ...

Despite a wealth of tutorials for setting up and writing ... and hit the program button. The basic functions of the Arduino IDE – pinMode, digitalRead, digitalWrite, and analogRead – are ...

The Arduino Nano itself is the most basic and oldest ... electronics in general, the Uno is often the recommended option. It's backed up by a massive assortment of tutorials and step-by-step ...