PC6 RESET#1PD0 RXD2PD1 TXD3INT0 PD24INT1 PD35T0 PD46VCC7GND8PB6 XTAL19PB7 XTAL210T1 PD511AIN0 PD612AIN1 PD713PCINT0 PB014PCINT1 PB115PCINT2 PB216PCINT3 PB317PCINT4 PB418PCINT5 PB519AVCC20AREF21GND22PC0 ADC023PC1 ADC124PC2 ADC225PC3 ADC326PC4 ADC427PC5 ADC528