PA2-ADC-CMP21PA3-ADC-CMP22PA4-ADC3PA5-ADC4PA6-ADC5PA7-ADC6VSS7PA128VCC9PA13-SWD10PA14-SWC11PB512PB6-CMP213PB7-CMP2-PVD14PF4-BOOT015PF0-OSCI16PF1-OSCO17PF2-NRST18PA0-ADC-CMP119PA1-ADC-CMP120