(RESET/dW)PA21(RXD)PD02(TXD)PD13(XTAL2)PA14(XTAL1)PA05(CKOUT/XCK/INT0)PD26(INT1)PD37(T0)PD48(OC0B/T1)PD59GND10PD6(ICP)11PB0(AIN0/PCINT0)12PB1(AIN1/PCINT1)13PB2(OC0A/PCINT2)14PB3(OC1A/PCINT3)15PB4(OC1B/PCINT4)16PB5(MOSI/DI/SDA/PCINT5)17PB6(MISO/DO/PCINT6)18PB7(UCSK/SCL/PCINT7)19VCC20