Forget hardware, let’s talk about code! Part 2 explores Arduino programming syntax and guides you through a couple of simple programs.
Part II. SIMPLE SKETCHES
2.1. Examining the Blink Sketch: Introduction to the Serial Monitor
2.2. Using a Button, Potentiometer, and Light Sensor to Control an LED
2.3. Controlling a Bicolor LED with a Switch
2.4. Proximity Alarm with a PIR
2.5. Controlling a RGB LED Module