Download the free Arduino IDE to write and upload code.
Electronics is about and Outputs . You can expand your Arduino’s capabilities with "Shields" or basic components: You can learn Arduino in 15 minutes. Adventures in Arduino
Runs continuously, carrying out the main logic of your project (e.g., turning an LED on and off). Adventure 3: Interacting with the World Download the free Arduino IDE to write and upload code
Open the Blink example ( File > Examples > 01.Basics > Blink ) and upload it to see the board’s built-in LED flash. This confirms your setup is working perfectly. Adventure 2: Understanding the "Language" called a "sketch
Arduino uses a simplified version of . Every program, called a "sketch," has two main parts: