SAM4L_14 Datasheet, PDF (28/176 Pages) ATMEL Corporation – Technology for Ultra-low Power Consumption

ATSAM4L8/L4/L2
Table 3-4.
48-pin GPIO Controller Function Multiplexing (Sheet 1 of 2)
GPIO Functions
A
B
C
D
E
F
G
1 1 PA00 0 VDDIO
2 2 PA01 1 VDDIO
SCIF
SPI
3 3 PA02 2 VDDIN GCLK0 NPCS0
CATB
DIS
10 10 PA03 3 VDDIN
SPI
MISO
ADCIFE USART0
EIC
11 11 PA04 4 VDDANA AD0
CLK
EXTINT2
GLOC
IN1
CATB
SENSE0
ADCIFE USART0
EIC
12 12 PA05 5 VDDANA AD1
RXD EXTINT3
GLOC ADCIFE
IN2
TRIGGER
CATB
SENSE1
DACC
15 15 PA06 6 VDDANA VOUT
USART0
EIC
RTS
EXTINT1
GLOC
IN0
ACIFC
ACAN0
CATB
SENSE2
ADCIFE USART0
EIC
16 16 PA07 7 VDDANA AD2
TXD
EXTINT4
GLOC
IN3
ACIFC
ACAP0
CATB
SENSE3
20 20 PA08 8
USART0
LCDA
RTS
TC0
PEVC
GLOC
A0
PAD EVT0 OUT0
LCDCA CATB
SEG23 SENSE4
21 21 PA09 9
USART0
LCDA
CTS
TC0
PEVC
PARC
B0
PAD EVT1 PCDATA0
LCDCA CATB
COM3 SENSE5
USART0
22 22 PA10 10 LCDA
CLK
TC0
PEVC
PARC
A1
PAD EVT2 PCDATA1
LCDCA CATB
COM2 SENSE6
USART0
23 23 PA11 11 LCDA
RXD
TC0
PEVC
PARC
B1
PAD EVT3 PCDATA2
LCDCA CATB
COM1 SENSE7
USART0
TC0
24 24 PA12 12 LCDA
TXD
A2
PARC
PCDATA3
LCDCA
COM0
CATB
DIS
USART1
TC0
32 32 PA13 13 LCDA
RTS
B2
SPI
PARC
NPCS1 PCDATA4
LCDCA CATB
SEG5 SENSE8
USART1
33 33 PA14 14 LCDA
CLK
TC0
CLK0
SPI
PARC
NPCS2 PCDATA5
LCDCA CATB
SEG6 SENSE9
USART1
34 34 PA15 15 LCDA
RXD
TC0
CLK1
SPI
PARC
NPCS3 PCDATA6
LCDCA CATB
SEG7 SENSE10
USART1
35 35 PA16 16 LCDA
TXD
TC0
CLK2
EIC
PARC
EXTINT1 PCDATA7
LCDCA CATB
SEG8 SENSE11
USART2 ABDACB
EIC
36 36 PA17 17 LCDA
RTS
DAC0 EXTINT2
PARC
PCCK
LCDCA CATB
SEG9 SENSE12
USART2 ABDACB
EIC
PARC
37 37 PA18 18 LCDA
CLK
DACN0 EXTINT3 PCEN1
LCDCA CATB
SEG18 SENSE13
USART2 ABDACB
EIC
PARC
38 38 PA19 19 LCDA
RXD
DAC1 EXTINT4 PCEN2
SCIF
GCLK0
LCDCA CATB
SEG19 SENSE14
USART2 ABDACB
EIC
39 39 PA20 20 LCDA
TXD
DACN1 EXTINT5
GLOC
IN0
SCIF
GCLK1
LCDCA CATB
SEG20 SENSE15
41 41 PA21 21 LCDC
SPI
MISO
USART1
EIC
CTS
EXTINT6
GLOC
IN1
TWIM2
TWD
LCDCA CATB
SEG34 SENSE16
42 42 PA22 22 LCDC
SPI
MOSI
USART2
EIC
CTS
EXTINT7
GLOC
IN2
TWIM2
TWCK
LCDCA CATB
SEG35 SENSE17
43 43 PA23 23 LCDC
SPI
SCK
TWIMS0
EIC
TWD EXTINT8
GLOC
SCIF
LCDCA
IN3 GCLK IN0 SEG38
CATB
DIS
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42023GS–SAM–03/2014