PB4(SS#)44PB3(AIN1/OC0)43PB2(AIN0/INT2)42PB1(T1)41PB0(XCK/T0)40GND39VCC38PA0(ADC0)37PA1(ADC1)36PA2(ADC2)35PA3(ADC3)34PA4(ADC4)33PA5(ADC5)32PA6(ADC6)31PA7(ADC7)30AREF29GND28AVCC27PC7(TOSC2)26PC6(TOSC1)25PC5(TDI)24PC4(TDO)23PC3(TMS)22PC2(TCK)21PC1(SDA)20PC0(SCL)19GND18VCC17PD7(OC2)16PD6(ICP1)15PD5(OC1A)14PD4(OC1B)13PD3(INT1)12PD2(INT0)11PD1(TXD)10PD0(RXD)9XTAL18XTAL27GND6VCC5RESET#4PB7(SCK)3PB6(MISO)2PB5(MOSI)1EP45