How to safely pass the SPI signal over long distances? – The Symmetrizer

Almost all LED strips are using TTL signal (data, GND) for communication. This signal is very sensitive to pick up noise, crosstalk and especially to ground shift problems. With standard TTL signal, you can’t use longer distances between LED Controllers and LEDs or LEDs and LEDs.… Read more “How to safely pass the SPI signal over long distances? – The Symmetrizer”

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