Description 📚

A decorative gadget that activates with a hand hover, changing color according to the outside temperature and displaying live weather data

Built during: Principles of Digital Fabrication (Spring 2025)

Features

• Automatic Locatin Detection 🌍 - Fetches location via IP
• Real-Time Weather Data ☁️ – Retrieves and displays current weather conditions
• Proximity Activation ✋ – Detects hand hover to activate the ball
• Temperature-Responsive LED Pattern 🌈 – Ball changes color based on outside temperature
• Live Weather Display 📺 – Location and key weather stats shown on an LCD screen

Components 🛠️

• Raspberry Pi Pico WH
• Ultrasonic Sensor to detect hovering motion
• LCD Screen for displaying weather info
• USB-C Port for powering the circuit
• LED Strip for making the ball glow
• 3D printed translucent ball to disperse the light
• Plywood stand to hold the circuit

Circuit Diagram ⚡

Code Architecture 🧩

Libraries & Modules 📂

• LcdApi & I2cLcd - LCD control (Source)
• Network & Urequests - API Requests & WiFi Connection
• Neopixel - LED Strip Control
• Machine & Utime - GPIO & Timing

Gallery / Timeline ⏳

Potential Improvements 🚀

• Implementing async functionality for smoother workflow
• Expanding LED Strip patterns to cover more weather stats
• Utilizing more advanced display to show more data

Team 👥

• Caleb Bassalygo, Embedded Engineer & Project Manager
• Aura-Lyydia Huttu, 2D Designer & Documentation Specialist
• Jere Uusimäki, 3D Designer & Financial Controller
• Kalle Uitto, Generalist