4 2013-02-13 www.fritzing.org Atmel's 8/16-bit AVR XMEGA A3 Microcontroller - ATxmega256A3, etc. XMEGA-A3 TQFP64_14X14MM -AU XMEGA-A3 tqfp64_14x14mm sparkfun AVR UC XMega A3 -au _RESET_PDI_CLK

AGND

AVCC

GND1

GND2

GND3

GND4

GND5

PA0(ADC0_AC0_AREF)

PA1(ADC1_AC1)

PA2(ADC2_AC2)

PA3(ADC3_AC3)

PA4(ADC4_AC4)

PA5(ADC5_AC5)

PA6(ADC6_AC6)

PA7(ADC7_AC7_AC0OUT)

PB0(ADC0_AC0_AREF)

PB1(ADC1_AC1)

PB2(ADC2_AC2_DAC0)

PB3(ADC3_AC3_DAC1)

PB4(ADC4_AC4_TMS)

PB5(ADC5_AC5_TDI)

PB6(ADC6_AC6_TCK)

PB7(ADC7_AC7_AC0OUT_TDO)

PC0(OC0A_OC0AL_SDA)

PC1(OC0B_AC0AH_XCK0_SCL)

PC2(OC0C_OC0BL_RXD0)

PC3(OC0D_OX0BH_TXD0)

PC4(AC1A_OC0CL_SS)

PC5(OC1B_OC0CH_XCK1_MOSI)

PC6(OC0DL_RXD1_MISO)

PC7(OC0DH_CKOUT_EVO_TXD1_SCK)

PD0(OC0A)

PD1(OC0B_XCK0)

PD2(OC0C_RXD0)

PD3(OX0D_TXD0)

PD4(OC1A_SS)

PD5(OC1B_XCK1_MOSI)

PD6(RXD1_MISO)

PD7(CKOUT_EVO_TXD1_SCK)

PDI_DATA

PE0(OC0A_SDA)

PE1(OC0B_XCK0_SCL)

PE2(OC0C_RXD0)

PE3(OC0D_TXD0)

PE4(OC1A_SS)

PE5(OC1B_XCK1_MOSI)

PE6(TOSC2_RXD1_MISO)

PE7(TOSC1_CKOUT_EVO_TXD1_SCK)

PF0(OC0A)

PF1(OC0B_XCK0)

PF2(OC0C_RXD0)

PF3(OC0D_TXD0)

PF4

PF5

PF6

PF7

PR0(XTAL2)

PR1(XTAL1)

VCC1

VCC2

VCC3

VCC4

VCC5