Adafruit 0.56" 4-Digit 7-Segment Display w/I2C Backpack - White _MAKE_LED_DOTSTAR We even wrote a very

We even wrote a very nice library for the backpacks so you can get running in under half an hour

5GHz single board computer

LiPo battery (500mAh or larger) (required)

it's still the best and sleekest way to protect your precious Beagle Bone Black

Adafruit NeoPixels are bright… sure

Adafruit 0.56" 4-Digit 7-Segment Display w/I2C Backpack - White _MAKE_LED_DOTSTAR We even wrote a veryWhat's better than a single LED? Lots of LEDs! A fun way to make a small display is to use an 8x8 matrix or a 4 digit 7 segment display. Matrices like these are 'multiplexed' so to control all the seven segment LEDs you need 14 pins. That's a lot of pins, and there are driver chips like the MAX7219 that can control a matrix for you but there's a lot of wiring to set up and they take up a ton of space. Here at Adafruit, we feel your pain! After all,