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In-Depth: Interfacing MAX7219 LED Dot Matrix Display with Arduino
led matrix - How to use MAX7219 with high current LEDs - Electrical Engineering Stack Exchange
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In-Depth: Interfacing MAX7219 LED Dot Matrix Display with Arduino
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MAX7219 : Learn How to Easily Drive 64 LEDs using 3 wires.
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Gammon Forum : Electronics : Microprocessors : Interfacing LED displays with the MAX7219 driver