Atmel Evaluation Kit for AT32uC3A0512, 32-Bit AVR Microcontroller Atmel ATEVK1105 ATEVK1105 Data Sheet
Product codes
ATEVK1105
45
AT32UC3A
12.7
Peripheral Multiplexing on I/O lines
Each GPIO line can be assigned to one of 3 peripheral functions; A, B or C. The following table
define how the I/O lines on the peripherals A, B and C are multiplexed by the GPIO.
4
USART2 - RX
5
USART3 - RX
6
TWI - RX
7
SPI0 - RX
8
SPI1 - RX
9
SSC - TX
10
USART0 - TX
11
USART1 - TX
12
USART2 - TX
13
USART3 - TX
14
TWI - TX
15
SPI0 - TX
16
SPI1 - TX
17
ABDAC
Table 12-8.
PDC Handshake Signals
PID Value
Peripheral module & direction
Table 12-9.
GPIO Controller Function Multiplexing
TQFP100
VQFP144
PIN
GPIO Pin
Function A
Function B
Function C
19
25
PA00
GPIO 0
USART0 - RXD
TC - CLK0
20
27
PA01
GPIO 1
USART0 - TXD
TC - CLK1
23
30
PA02
GPIO 2
USART0 - CLK
TC - CLK2
24
32
PA03
GPIO 3
USART0 - RTS
EIM - EXTINT[4]
DAC - DATA[0]
25
34
PA04
GPIO 4
USART0 - CTS
EIM - EXTINT[5]
DAC - DATAN[0]
26
39
PA05
GPIO 5
USART1 - RXD
PWM - PWM[4]
27
41
PA06
GPIO 6
USART1 - TXD
PWM - PWM[5]
28
43
PA07
GPIO 7
USART1 - CLK
PM - GCLK[0]
SPI0 - NPCS[3]
29
45
PA08
GPIO 8
USART1 - RTS
SPI0 - NPCS[1]
EIM - EXTINT[7]
30
47
PA09
GPIO 9
USART1 - CTS
SPI0 - NPCS[2]
MACB - WOL
31
48
PA10
GPIO 10
SPI0 - NPCS[0]
EIM - EXTINT[6]
33
50
PA11
GPIO 11
SPI0 - MISO
USB - USB_ID
36
53
PA12
GPIO 12
SPI0 - MOSI
USB - USB_VBOF
37
54
PA13
GPIO 13
SPI0 - SCK
39
56
PA14
GPIO 14
SSC -
TX_FRAME_SYNC
SPI1 - NPCS[0]
EBI - NCS[0]
40
57
PA15
GPIO 15
SSC - TX_CLOCK
SPI1 - SCK
EBI - ADDR[20]
32058K
AVR32-01/12