FWDCK1FWDAT2AC_RSTN3RSTN4VSS5VDD1.2V6VDDIO7Test_Mode8AVDD9VREF10AVSS11TFB_IN112TFB_IN213IFB_IN114IFB_IN215VBus_IN16VAC_FB17FRQSEL18OSCI19OSCO20RXD21TXD22VSSIO23VDDIO24PWM1H25PWM2H26LEDG27LEDR28PWM1L29PWM2L30FAN31SCP32