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The LDP-6432 is a dual-LED, tri-colour 64 pixel by 32 pixel LED matrix display with pixels 4mm apart. Each pixel consists of a red and green LED (commonly referred to as “1R1G”). There are 2048 pixels and 4096 individually addressable LED elements. It includes shift-register circuitry such that all 4096 LEDs can be controlled with only 11 microcontroller I/O lines. Pixels can show as black (that is, completely unlit), red, green or orange (red+green).