An arduino controlled life counter for MtG: Magic the Gathering Created by [email protected]
Press the plus button (button A) to increment the life counter by one. Hold to move faster. Press the minus button (button B) to decrease the life counter by one. Hold to move faster. Hold the reset button (button C) to reset to 20 life when starting a new game. Hold longer to reset to 40 life for an EDH game.
Uses a four digit display from Adafruit https://learn.adafruit.com/adafruit-led-backpack/0-54-alphanumeric