Grounds run with the data lines where they can (which is most of the cable run). They obvisouly split at the Nano and carry on back to the common ground point, but they are all twisted looms to each RGB strip and each LED display.
Grounds run with the data lines where they can (which is most of the cable run). They obvisouly split at the Nano and carry on back to the common ground point, but they are all twisted looms to each RGB strip and each LED display.