From Neopixels to LCDs, Adafruit has your display and LED needs covered! LCDs and Displays Blue 0.56″ 7-Segment Display w/I2C Backpack: A fun way to make a small display is to use an 8×8 matrix or a 4-digit 7-segment display. Matrices like these are ‘multiplexed’ – so to control all the seven-segment LEDs you...