7.3
Curiosity Nano Base for Click boards
™
Figure 7-4. ATtiny3217 Curiosity Nano Pinout Mapping
USB
DEBUGGER
A
Ttiny3217
SW0
LED0
PS
LED
NC
NC
ID
ID
CDC
RX
CDCRX
USART0
TX
PB2
CDC
TX
CDCTX
USART0
RX
PB3
DBG1
DBG1
PA3
LED0
DBG2
DBG2
PB7
SW0
PA1
PA1
USART0
TX
PA2
PA2
USART0
RX
PB1
PB1
I2C0
SDA
PTC
XY4
PB0
PB0
I2C0
SCL
PTC
XY5
PC2
PC2
SPI0
MOSI
PTC
XY8
PC1
PC1
SPI0
MISO
PTC
XY7
PC0
PC0
SPI0
SCK
PTC
XY6
PC3
PC3
SPI0
SS
PTC
XY9
GND
GND
PB2
PB2
USART0
TX
(TOSC2)
PB3
PB3
USART0
RX
(TOSC1)
VBUS
VBUS
VOFF
VOFF
DBG3
DBG3
(PA0)
DBG0
DBG0
PA0
UPDI
GND
GND
VTG
VTG
PC5
PC5
ADC1
AIN11
PTC
XY11
PC4
PC4
ADC1
AIN10
PTC
XY10
PA4
PA4
ADC0
AIN4
PTC
XY0
TCA0
WO4
PB4
PB4
ADC0
AIN9
PTC
XY13
TCA0
WO1
PA5
PA5
ADC0
AIN5
PTC
XY1
TCA0
WO5
PA6
PA6
ADC0
AIN6
PTC
XY2
PA7
PA7
ADC0
AIN7
PTC
XY3
PB5
PB5
ADC0
AIN8
PTC
XY12
GND
GND
PB6
PB6
PB7
PB7
SW0
DEBUGGER
A
Ttiny3217
Analog
Debug
I2C
SPI
UART
Peripheral
Port
PWM
Power
Ground
Touch
Shared
pin
A
Ttiny3217
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
PB5
PA5
PC5
PC4
PC3
PA2
PC0
PA1
PC1
PB0
PC2
PB1
+3.3V
+5V
GND
GND
PA7
PB4
PB7
PB3
PC0
PB2
PC1
PB0
PC2
PB1
+3.3V
+5V
GND
GND
PA6
PA4
PB6
PA2
PC0
PA1
PC1
PB0
PC2
PB1
+3.3V
+5V
GND
GND
ID
GND
PA7
PA6
PB4
PA4
PB6
PB1
PB0
PB3
PB2
PB7
PC2
PC1
PC0
GND
+3.3V
ATtiny3217
Appendix
©
2020 Microchip Technology Inc.
User Guide
DS40002193A-page 33