Nerf soccerball studded with RGB Neopixels, driven by an Adafruit Trinket based on input from an LSM303 accelerometer.
Ball glows yellow on top and green on the bottom. It fades to blue when it's in free-fall, and becomes red at high g's.
- Adafruit "Trinket" - http://www.adafruit.com/products/1500 (Gemma and full-sized Arduinos should also work. )
- Adafruit Triple-axis accelerometer (LSM303) - http://www.adafruit.com/products/1120
- 12x Adafruit Flora Neopixels http://www.adafruit.com/products/1260
- Lithium Ion Polymer Battery - 3.7v 100mAh - http://www.adafruit.com/products/1570
- #0: I2C data
- #1: Neopixel output
- #2: I2C clock