Datasheet

9
32072SH–AVR32–10/2012
AT32UC3A3
3.2 Peripheral Multiplexing on I/O lines
3.2.1 Multiplexed Signals
Each GPIO line can be assigned to one of the peripheral functions. The following table
describes the peripheral signals multiplexed to the GPIO lines.
Note that GPIO 44 is physically implemented in silicon but it must be kept unused and config-
ured in input mode.
Table 3-1. GPIO Controller Function Multiplexing
BGA
144
QFP
144
BGA
100 PIN
G
P
I
O Supply
PIN
Type
(2)
GPIO function
AB CD
G11 122 G8
(1)
PA00 0 VDDIO x3 USART0 - RTS TC0 - CLK1 SPI1 - NPCS[3]
G12 123 G10
(1)
PA01 1 VDDIO x1 USART0 - CTS TC0 - A1 USART2 - RTS
D8 15 E1
(1)
PA02 2 VDDIO x1 USART0 - CLK TC0 - B1 SPI0 - NPCS[0]
G10 125 F9 PA03 3 VDDIO x1 USART0 - RXD EIC - EXTINT[4] ABDAC - DATA[0]
F9 126 E9 PA04 4 VDDIO x1 USART0 - TXD EIC - EXTINT[5] ABDAC - DATAN[0]
F10 124 G9 PA05 5 VDDIO x1 USART1 - RXD TC1 - CLK0 USB - ID
F8 127 E8
(1)
PA06 6 VDDIO x1 USART1 - TXD TC1 - CLK1 USB - VBOF
E10 133 H10
(1)
PA07 7 VDDIO x1 SPI0 - NPCS[3] ABDAC - DATAN[0] USART1 - CLK
C11 137 F8 PA08 8 VDDIO x3 SPI0 - SPCK ABDAC - DATA[0] TC1 - B1
B12 139 D8 PA09 9 VDDIO x2 SPI0 - NPCS[0] EIC - EXTINT[6] TC1 - A1
C12 138 C10 PA10 10 VDDIO x2 SPI0 - MOSI USB - VBOF TC1 - B0
D10 136 C9 PA11 11 VDDIO x2 SPI0 - MISO USB - ID TC1 - A2
E12 132 G7
(1)
PA12 12 VDDIO x1 USART1 - CTS SPI0 - NPCS[2] TC1 - A0
F11 129 E8
(1)
PA13 13 VDDIO x1 USART1 - RTS SPI0 - NPCS[1] EIC - EXTINT[7]
J6 100 K7
(1)
PA14 14 VDDIO x1 SPI0 - NPCS[1] TWIMS0 - TWALM TWIMS1 - TWCK
J7 101 J7
(1)
PA15 15 VDDIO x1 MCI - CMD[1] SPI1 - SPCK TWIMS1 - TWD
F12 128 E7 PA16 16 VDDIO x1 MCI - DATA[11] SPI1 - MOSI TC1 - CLK2
H7 116 G10
(1)
PA17 17 VDDANA x1 MCI - DATA[10] SPI1 - NPCS[1] ADC - AD[7]
K8 115 G8
(1)
PA18 18 VDDANA x1 MCI - DATA[9] SPI1 - NPCS[2] ADC - AD[6]
J8 114 H10
(1)
PA19 19 VDDANA x1 MCI - DATA[8] SPI1 - MISO ADC - AD[5]
J9 113 H9
(1)
PA20 20 VDDANA x1 EIC - NMI SSC - RX_FRAME_SYNC ADC - AD[4]
H9 109 K10
(1)
PA21 21 VDDANA x1 ADC - AD[0] EIC - EXTINT[0] USB - ID
H10 110 H6
(1)
PA22 22 VDDANA x1 ADC - AD[1] EIC - EXTINT[1] USB - VBOF
G8 111 G6
(1)
PA23 23 VDDANA x1 ADC - AD[2] EIC - EXTINT[2] ABDAC - DATA[1]
G9 112 J10
(1)
PA24 24 VDDANA x1 ADC - AD[3] EIC - EXTINT[3] ABDAC - DATAN[1]
E9 119 G7
(1)
PA25 25 VDDIO x1 TWIMS0 - TWD TWIMS1 - TWALM USART1 - DCD
D9 120 F7
(1)
) PA26 26 VDDIO x1 TWIMS0 - TWCK USART2 - CTS USART1 - DSR
A4 26 A2 PA27 27 VDDIO x2 MCI - CLK SSC - RX_DATA USART3 - RTS MSI - SCLK
A3 28 A1 PA28 28 VDDIO x1 MCI - CMD[0] SSC - RX_CLOCK USART3 - CTS MSI - BS
A6 23 B4 PA29 29 VDDIO x1 MCI - DATA[0] USART3 - TXD TC0 - CLK0 MSI - DATA[0]