6.1 Power Supply PinsName I/O Description Connect PinVDD I Power Supply for Analog, Digital System and Booster Circuit. VDDVDDI I Power Supply for I/O System. VDDIVDDI_LED IPower Supply for LED driver.If not used, please fix this pad to GND level.-AGND I System Ground for Analog System and Booster Circuit. GNDDGND I System Ground for I/O System and Digital System. GND