MAX7219 LED Matrix Display with Arduino Tutorial - Circuit Geeks
with ARDUINO sketch 16x16 Matrix Dot Red mini LED Display for UNO MEGA2560 DUE NANO LEONARDO MICRO Raspberry Pi [DM42A16] - USD $9.99 : canton-electronics.com
Controlling an LED Matrix with Arduino Tutorial - Cohen Electronics
WS2812
Led Matrix 16x16 | Led matrix, Led, Rubiks cube
16x16 LED Matrix : r/raspberry_pi
arduino - Drawing Images in 16x16 LED dot matrix - Electrical Engineering Stack Exchange
So, I was just messing about with my 16x16 matrix, and thought, hey, - FastLED Archive - Maker Forums
Overview | 32x16 and 32x32 RGB LED Matrix | Adafruit Learning System
Use OSOYOO Basic board to drive 16 x 16 LED matrix « osoyoo.com