USB
DEBUGGER
SAME51J20A
SW0
LED0
PS LED
NC
NC
ID
ID
CDC RX
CDCRX
SEMCOM5 PAD0 TX
PB16
CDC TX
CDCTX
SERCOM5 PAD1 RX
PB17
DBG1
DBG1
PA30
DBG2
DBG2
PB30
PB12
PB12
SERCOM4 PAD0 TX
CAN1 TX
TC4 WO0
X26/Y26
PB13
PB13
SERCOM4 PAD1 RX
CAN1 RX
TC4 WO1
X27/Y27
PA12
PA12
SERCOM2 PAD0 SDA
TC2 WO0
PA13
PA13
SERCOM2 PAD1 SCL
TC2 WO1
PA16
PA16
SERCOM1 PAD0 MOSI
TC2 WO0
X10/Y10
PA19
PA19
SERCOM1 PAD3 MISO
TC3 WO1
X13/Y13
PA17
PA17
SERCOM1 PAD1 SCK
TC2 WO1
X11/Y11
PA18
PA18
SERCOM1 PAD2 SS
TC3 WO0
X12/Y12
GND
GND
PA8
PA8
SERCOM0 PAD0 TX
ADC0 AIN[8]
ADC1 AIN[2]
X6/Y6
PA9
PA9
SERCOM0 PAD1 RX
ADC0 AIN[9]
ADC1 AIN[3]
X7/Y7
PB14
PB14
SERCOM4 PAD2
CAN 1 TX
X28/Y28
PA6
PA6
X4/Y4
PA22
PA22
SERCOM3 PAD0 TX
CAN0 TX
X16/Y16
PA23
PA23
SERCOM3 PAD1 RX
CAN0 RX
X17/Y17
PA20
PA20
X14/Y14
PA21
PA21
X15/Y15
GND
GND
PB2
PB2
SERCOM5 PAD0 TX
ADC0 AIN[14]
TC6 WO0
X20/Y20
PB31
PB31
SERCOM5 PAD0 RX
PB22
PB22
SOF_1kHz
PB15
PB15
SERCOM4 PAD3
CAN1 RX
X29/Y29
VBUS
VBUS
VOFF
VOFF
DBG3
DBG3
RESET
DBG0
DBG0
SWDIO
GND
GND
VTG
VTG
PA7
PA7
ADC0 AIN[7]
TC1 WO0
X5/Y5
PA4
PA4
ADC0 AIN[4]
TC0 WO0
X3/Y3
PB9
PB9
ADC0 AIN[3]
ADC1 AIN[1]
TC4 WO1
X2/Y26
PA11
PA11
ADC0 AIN[11]
SERCOM0 PAD3
TC1 WO1
X9/Y9
PA10
PA10
ADC0 AIN[10]
SERCOM0 PAD2
TC1 WO0
X8/Y8
PB8
PB8
ADC0 AIN[2]
ADC1 AIN[0]
TC4 WO0
X1/Y1
PB3
PB3
ADC0 AIN[15]
TC6 WO1
X21/Y21
PA2
PA2
ADC0 AIN[0]
DAC0
X0/Y0
GND
GND
PB4
PB4
ADC1 AIN[6]
X22/Y22
PB5
PB5
ADC1 AIN[7]
X23/Y23
PB6
PB6
ADC1 AIN[8]
X24/Y24
PB7
PB7
ADC1 AIN[9]
X25/Y25
PB1
PB1
ADC0 AIN[13]
X31/Y31
PB0
PB0
ADC0 AIN[12]
TC7 WO0
X30/Y30
PA27
PA27
X18/Y18
PA5
PA5
DAC1
GND
GND
PB23
PB23
TC7 WO1
PA3
PA3
ADC0 AIN[1]
PB10
PB10
TC5 WO0
PB11
PB11
SERCOM4 PAD3
TC5 WO1
DEBUGGER
SAME51J20A
Analog
Debug
I2C
SPI
UART
Peripheral
Port
PWM
Power
Ground
Touch
CAN
USB
Shared pin
SAME51J20A
Curiosity Nano
1
AN
PWM
RST
INT
CS
RX
SCK
TX
MISO
SCL
MOSI
SDA
+3.3V
+5V
GND
GND
2
AN
PWM
RST
INT
CS
RX
SCK
TX
MISO
SCL
MOSI
SDA
+3.3V
+5V
GND
GND
3
AN
PWM
RST
INT
CS
RX
SCK
TX
MISO
SCL
MOSI
SDA
+3.3V
+5V
GND
GND
Xplained Pro Extension
EXT1
1
2
19 20
Curiosity Nano Base
for click boards
TM
PA2
PA10
PA7
PA4
PA18
PB13
PA17
PB12
PA19
PA13
PA16
PA12
+3.3V
+5V
GND
GND
PB3
PA11
PA6
PB14
PB5
PA9
PA17
PA8
PA19
PA13
PA16
PA12
+3.3V
+5V
GND
GND
PB8
PB9
PB6
PB7
PB4
PB13
PA17
PB12
PA19
PA13
PA16
PA12
+3.3V
+5V
GND
GND
ID
GND
PB3
PB8
PA6
PB6
PA11
PB9
PB14
PB4
PA12
PA13
PA9
PA8
PB5
PA16
PA19
PA17
GND
+3.3V
4.2
Peripherals
4.2.1
LED
One yellow user LED is available on the SAME51J20A Curiosity Nano kit that can be controlled with either GPIO or
PWM. The LED can be activated by driving the connected I/O line to GND.
Table 4-1. LED Connection
SAME51J20A
Function
Shared Functionality
PA14
Yellow LED0
None
4.2.2
Mechanical Switch
The SAME51J20A Curiosity Nano has one mechanical switch. This is a generic user configurable switch. When the
switch is pressed, it will drive the I/O line to ground (GND).
EV76S68A
Hardware
©
2020 Microchip Technology Inc.
User Guide
DS70005432A-page 12
