TEST1TEST12VBOOSTM3V3VBOOST4TEST25GND6VLED27LBCKSW28GND/NC9VINBCK210GND/NC11LEDCTRL212RSTB13SDO14CSB15SCLK16SDI17VDD18LEDCTRL119GND/NC20VINBCK121GND/NC22LBCKSW123VLED124EP25