Day 7: The Lost Beacon

Objective:

1. Understand the basics of using buttons to control LEDs.
2. Learn how to connect multiple LEDs, buttons, and a photoresistor to the HERO R3 and breadboard.
3. Write and upload code to control LEDs using buttons and adjust brightness with a photoresistor using the Arduino IDE.
4. Develop further skills in coding and electronics.
5. Learn how to calculate resistor values using Ohm’s Law.

Components Needed:

• HERO board
• Breadboard
• 3 LEDs (different colors)
• 3 Buttons
• 1 Photoresistor
• 3x 220 ohm resistors
• 4x 10k ohm resistors
• Jumper wires (Male to Male)

Wiring Diagram:

Code: