NuMaker-M031TC
Feb.
20, 2019
Page
10
of 36
Rev 1.00
N
UMA
K
E
R
-M0
31
T
C
U
S
E
R
MA
N
UA
L
Ma
k
er Nu
-m
be
d
NUC
47
2
Us
er Man
ua
l
Arduino UNO Compatible Extension Connectors
2.3
Figure 2-3 shows the Arduino UNO compatible extension connectors.
NC
D8
NC
D9
SPI0_SS
PWM0_CH2
PA.3
D10
SPI0_MOSI
PWM0_CH5
PA.0
D11
SPI0_MISO
PWM0_CH4
PA.1
D12
SPI0_CLK
PWM0_CH3
PA.2
D13
VSS
VSS
AVDD
VREF
I2C0_SCL
PC.0
SDA
I2C0_SDA
PC.1
SCL
UART1_RXD
PWM0_CH2
PB.2
D0
UART1_TXD
PWM0_CH3
PB.3
D1
PA.12
D2
PA.13
D3
PA.14
D4
PA.15
D5
NC
D6
NC
D7
VIN
VSS
VSS
5V
3V
RST
IOREF
VDD
NC
A5
PB.1
ADC0_CH1
I2C1_SCL
UART2_TXD
A4
PB.0
ADC0_CH0
I2C1_SDA
UART2_RXD
A3
PB.4
ADC0_CH4
A2
PB.5
ADC0_CH5
A1
PB.14
ADC0_CH14
A0
PB.15
ADC0_CH15
Figure 2-3 Arduino UNO Compatible Extension Connectors