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A MAX7219 is an LED driver that can power an 8x8 grid of LEDs, so you could do the full 16x16 with 4 of these, or shrink down to 8x8 with just one. Then it's ju
by jstanley 6y ago
A MAX7219 is an LED driver that can power an 8x8 grid of LEDs, so you could do the full 16x16 with 4 of these, or shrink down to 8x8 with just one. Then it's just a case of wiring up the LED matrix and connecting the MAX7219 to the Pi.