Datasheet

58
[Not recommended for new designs - Use XMEGA A1U series] XMEGA A1 [DATASHEET]
8067O–AVR–06/2013
30.2 Alternate Pin Functions
The tables below show the primary/default function for each pin on a port in the first column, the pin number in the
second column, and then all alternate pin functions in the remaining columns. The head row shows what peripheral that
enable and use the alternate pin functions.
Table 30-1. Port A - Alternate functions.
Table 30-2. Port B - Alternate functions.
Table 30-3. Port C - Alternate functions.
PORT A PIN # INTERRUPT ADCA
POS
ADCA
NEG
ADCA
GAINPOS
ADCA
GAINNEG
ACA
POS
ACA
NEG
ACA
OUT
DACA REFA
GND 93
AVCC 94
PA0 95 SYNC ADC0 ADC0 ADC0 AC0 AC0 AREF
PA1 96 SYNC ADC1 ADC1 ADC1 AC1 AC1
PA2 97 SYNC/ASYNC ADC2 ADC2 ADC2 AC2 DAC0
PA3 98 SYNC ADC3 ADC3 ADC3 AC3 AC3 DAC1
PA4 99 SYNC ADC4 ADC4 ADC4 AC4
PA5 100 SYNC ADC5 ADC5 ADC5 AC5 AC5
PA6 1 SYNC ADC6 ADC6 ADC6 AC6
PA7 2 SYNC ADC7 ADC7 ADC7 AC7 AC0OUT
PORT B PIN # INTERRUPT ADCB
POS
ADCB
NEG
ADCB
GAINPOS
ADCB
GAINNEG
ACB
POS
ACB
NEG
ACB
OUT
DACB REFB JTAG
GND 3
AVCC 4
PB0 5 SYNC ADC0 ADC0 ADC0 AC0 AC0 AREF
PB1 6 SYNC ADC1 ADC1 ADC1 AC1 AC1
PB2 7 SYNC/ASYNC ADC2 ADC2 ADC2 AC2 DAC0
PB3 8 SYNC ADC3 ADC3 ADC3 AC3 AC3 DAC1
PB4 9 SYNC ADC4 ADC4 ADC4 AC4 TMS
PB5 10 SYNC ADC5 ADC5 ADC5 AC5 AC5 TDI
PB6 11 SYNC ADC6 ADC6 ADC6 AC6 TCK
PB7 12 SYNC ADC7 ADC7 ADC7 AC7 AC0OUT TDO
PORT C PIN # INTERRUPT TCC0 AWEXC TCC1 USARTC0 USARTC1 SPIC TWIC
CLOCKOUT
EVENTOUT
GND 13
VCC 14
PC0 15 SYNC OC0A OC0ALS SDA
PC1 16 SYNC OC0B OC0AHS XCK0 SCL
PC2 17 SYNC/ASYNC OC0C OC0BLS RXD0