Arduino for Beginners - 2022 Complete Course - How Digital Pins Work as Output Pins

The video tutorial explains how to use digital pins on an Arduino board, specifically focusing on the Arduino Uno. It covers the types of pins available, how to set them as input or output, and how to control components like LEDs using binary states. The tutorial emphasizes understanding digital pins on the Uno to easily adapt to other Arduino boards.

What must you do before using a digital pin to control an LED?

Explain how to turn an LED on and off using digital pins.