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Simple demonstration of controlling 6 LEDs using only 3 wires with Charlieplexing technique, on the AMB21(RTL8722DM) dev board 1
Simple demonstration of controlling 6 LEDs using only 3 wires with Charlieplexing technique, on the AMB21(RTL8722DM) dev board
Simple demonstration of controlling 6 LEDs using only 3 wires with Charlieplexing technique, on the AMB21(RTL8722DM) dev board from electronics
https://en.wikipedia.org/wiki/Charlieplexing
The benefits of Charlieplexing increases with LED count, being able to control (n^2 – n) LEDs with only n pins. Simultaneous LEDs can be lit by rapidly switching between the two LED states.