(RXD0/PCINT8) PE0

(TXD0) PE1

(XCK0/AIN0) PE2

(OC3A/AIN1) PE3

(OC3B/INT4) PE4

(OC3C/INT5) PE5

(T3/INT6) PE6

(CLKO/ICP3/INT7) PE7

VCC

GND

(RXD2) PH0

(TXD2) PH1

(XCK2) PH2

(OC4A) PH3

(OC4B) PH4

(OC4C) PH5

(OC2B) PH6

(SS/PCINT0) PB0

(SCK/PCINT1) PB1

(MOSI/PCINT2) PB2

(MISO/PCINT3) PB3

(OC2A/PCINT4) PB4

(OC1A/PCINT5) PB5

(OC1B/PCINT6) PB6

(OC0A/OC1C/PCINT7) PB7

(T4) PH7

(TOSC2) PG3

(TOSC1) PG4

RESET

VCC

GND

XTAL2

XTAL1

(ICP4) PL0

(ICP5) PL1

(T5) PL2

(OC5A) PL3

(OC5B) PL4

(OC5C) PL5

PL6

PL7

(SCL/INT0) PD0

(SDA/INT1) PD1

(RXD1/INT2) PD2

(TXD1/INT3) PD3

(ICP1) PD4

(XCK1) PD5

(T1) PD6

(T0) PD7

PG0 (WR)

PG1 (RD)

PC0 (A8)

PC1 (A9)

PC2 (A10)

PC3 (A11)

PC4 (A12)

PC5 (A13)

PC6 (A14)

PC7 (A15)

VCC

GND

PJ0 (RXD3/PCINT9)

PJ1 (TXD3/PCINT10)

PJ2 (XCK3/PCINT11)

PJ3 (PCINT12)

PJ4 (PCINT13)

PJ5 (PCINT14)

PJ6 (PCINT15)

PG2 (ALE)

PA7 (AD7)

PA6 (AD6)

PA5 (AD5)

PA4 (AD4)

PA3 (AD3)

PA2 (AD2)

PA1 (AD1)

PA0 (AD0)

PJ7

VCC

GND

PK7 (ADC15/PCINT23)

PK6 (ADC14/PCINT22)

PK5 (ADC13/PCINT21)

PK4 (ADC12/PCINT20)

PK3 (ADC11/PCINT19)

PK2 (ADC10/PCINT18)

PK1 (ADC9/PCINT17)

PK0 (ADC8/PCINT16)

PF7 (ADC7/TDI)

PF6 (ADC6/TDO)

PF5 (ADC5/TMS)

PF4 (ADC4/TCK)

PF3 (ADC3)

PF2 (ADC2)

PF1 (ADC1)

PF0 (ADC0)

AREF

GND

AVCC