EXINTEXINT External InterruptsRegisters PCMSK0x35MCUCR0x55GIFR0x5AGIMSK0x5BPins PCINT0PB0INTPB1PCINT1PB1PCINT2PB2PCINT3PB3PCINT4PB4PCINT5PB5
TC0TC8 Timer/Counter, 8-bitRegisters GTCCR0x48OCR0B0x49TCCR0A0x4FTCNT00x52TCCR0B0x53OCR0A0x56TIFR00x58TIMSK00x59Pins OC0APB0OC0BPB1T0PB2
ADCADC Analog-to-Digital ConverterRegisters ADCSRB0x23ADC0x24ADCSRA0x26ADMUX0x27DIDR00x34Pins ADC0PA0ADC1PA1ADC2PA2ADC3PA3