AT32UC3A3128-CTUT Ver la hoja de datos (PDF) - Atmel Corporation
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AT32UC3A3128-CTUT Datasheet PDF : 90 Pages
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AT32UC3A3/A4
4.2 Peripheral Multiplexing on I/O lines
Each GPIO line can be assigned to one of 4 peripheral functions; A, B, C, or D. The following
table defines how the I/O lines on the peripherals A, B, C, or D are multiplexed by the GPIO.
Table 4-4. GPIO Controller Function Multiplexing
TFBGA
QFP
144
144
G11
122
G12
123
D8
15
VFBGA
100
G8(1)
G10(1)
E1(1)
Pin
PA00
PA01
PA02
GPIO Pin
GPIO 0
GPIO 1
GPIO 2
Function A
USART0 - RTS
USART0 - CTS
USART0 - CLK
Function B
TC0 - CLK1
TC0 - A1
TC0 - B1
G10
125
F9
PA03 GPIO 3 USART0 - RXD
EIC - EXTINT[4]
F9
126
E9
PA04 GPIO 4 USART0 - TXD
EIC - EXTINT[5]
F10
124
G9
PA05 GPIO 5 USART1 - RXD
TC1 - CLK0
F8
127
E8(1)
PA06 GPIO 6 USART1 - TXD
TC1 - CLK1
E10
133
H10(1)
PA07 GPIO 7
SPI0 - NPCS[3]
ABDAC - DATAN[0]
C11
137
F8
PA08 GPIO 8
SPI0 - SPCK
ABDAC - DATA[0]
B12
139
D8
PA09 GPIO 9 SPI0 - NPCS[0]
EIC - EXTINT[6]
C12
138
C10
PA10 GPIO 10
SPI0 - MOSI
USB - VBOF
D10
136
C9
PA11 GPIO 11
SPI0 - MISO
USB - ID
E12
132
G7(1)
PA12 GPIO 12 USART1 - CTS
SPI0 - NPCS[2]
F11
129
E8(1)
PA13 GPIO 13 USART1 - RTS
SPI0 - NPCS[1]
J6
100
K7(1)
PA14 GPIO 14 SPI0 - NPCS[1]
TWIMS0 - TWALM
J7
101
J7(1)
PA15 GPIO 15
MCI - CMD[1]
SPI1 - SPCK
F12
128
E7
PA16 GPIO 16 MCI - DATA[11]
SPI1 - MOSI
H7
116
G10(1)
PA17 GPIO 17 MCI - DATA[10]
SPI1 - NPCS[1]
K8
115
G8(1)
PA18 GPIO 18 MCI - DATA[9]
SPI1 - NPCS[2]
J8
114
H10(1)
PA19 GPIO 19
MCI - DATA[8]
SPI1 - MISO
J9
113
H9(1)
PA20 GPIO 20
EIC - NMI
SSC - RX_FRAME_SYNC
H9
109
K10(1)
PA21 GPIO 21
ADC - AD[0]
EIC - EXTINT[0]
H10
110
H6(1)
PA22 GPIO 22
ADC - AD[1]
EIC - EXTINT[1]
G8
111
G6(1)
PA23 GPIO 23
ADC - AD[2]
EIC - EXTINT[2]
G9
112
J10(1)
PA24 GPIO 24
ADC - AD[3]
EIC - EXTINT[3]
E9
119
G7(1)
PA25 GPIO 25 TWIMS0 - TWD
TWIMS1 - TWALM
D9
120
F7(1))
PA26 GPIO 26 TWIMS0 - TWCK
USART2 - CTS
A4
26
A2
PA27 GPIO 27
MCI - CLK
SSC - RX_DATA
A3
28
A1
PA28 GPIO 28
MCI - CMD[0]
SSC - RX_CLOCK
A6
23
B4
PA29 GPIO 29 MCI - DATA[0]
USART3 - TXD
C7
14
A4
PA30 GPIO 30 MCI - DATA[1]
USART3 - CLK
B3
29
C2
PA31 GPIO 31 MCI - DATA[2]
USART2 - RXD
A2
30
B1
PB00 GPIO 32 MCI - DATA[3]
USART2 - TXD
C4
27
B2
PB01 GPIO 33 MCI - DATA[4]
ABDAC - DATA[1]
Function C
SPI1 - NPCS[3]
USART2 - RTS
SPI0 - NPCS[0]
ABDAC - DATA[0]
ABDAC - DATAN[0]
USB - ID
USB - VBOF
USART1 - CLK
TC1 - B1
TC1 - A1
TC1 - B0
TC1 - A2
TC1 - A0
EIC - EXTINT[7]
TWIMS1 - TWCK
TWIMS1 - TWD
TC1 - CLK2
ADC - AD[7]
ADC - AD[6]
ADC - AD[5]
ADC - AD[4]
USB - ID
USB - VBOF
ABDAC - DATA[1]
ABDAC - DATAN[1]
USART1 - DCD
USART1 - DSR
USART3 - RTS
USART3 - CTS
TC0 - CLK0
DMACA - DMAACK[0]
DMACA - DMARQ[0]
ADC - TRIGGER
EIC - SCAN[0]
Function D
MSI - SCLK
MSI - BS
MSI - DATA[0]
MSI - DATA[1]
MSI - DATA[2]
MSI - DATA[3]
MSI - INS
14
32072C–AVR32–2010/03
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