* Inner Chain
** U46,47,48,49,50,51,44,45
** Data in via R69 471 Ohm from U43 Pin 3 (TP118)
* Outer Chain
** U24,23,22,21,20,19,30,29,28,27,26,25,36,35,34,33,32,31,42,41,40,39,38,37
** Data in via R68 471 Ohm from U43 Pin 2 (TP63)
* ~5 volt via R17, L1, U7, J1 and USB/Header
* [https://cdn-shop.adafruit.com/product-files/2757/p2757_SK6812RGBW_REV01.pdf SK6812RGBW Datasheet (pdf)]
Note: May not be exact specification match for actual components used