Download the free Arduino IDE to write and upload code.
Before you start, you'll need a few basics: an (the Arduino Uno is the standard for beginners), a USB cable , and a computer. Adventures in Arduino
Electronics is about and Outputs . You can expand your Arduino’s capabilities with "Shields" or basic components: You can learn Arduino in 15 minutes. Download the free Arduino IDE to write and upload code
Runs continuously, carrying out the main logic of your project (e.g., turning an LED on and off). Adventure 3: Interacting with the World a USB cable