a
b
c
d
e
f
g
+5V
RESET
3V3
5V
GND
VIN
A0
A1
A2
A3
A4
A5
RX 0
TX 1
2
PWM 3
4
PWM 5
PWM 6
7
8
PWM 9
PWM 10
PWM 11
12
13
AREF
+5V
RESET
3V3
5V
GND
VIN
A0
A1
A2
A3
A4
A5
RX 0
TX 1
2
PWM 3
4
PWM 5
PWM 6
7
8
PWM 9
PWM 10
PWM 11
12
13
AREF
1
VCC
7
GND
2
NC
4
NC2
5
NC3
3
NC1
6
NC4
RESET
3V3
5V
GND
VIN
A0
A1
A2
A3
A4
A5
RX 0
TX 1
2
PWM 3
4
PWM 5
PWM 6
7
8
PWM 9
PWM 10
PWM 11
12
13
AREF
RESET
3V3
5V
GND
VIN
A0
A1
A2
A3
A4
A5
RX 0
TX 1
2
PWM 3
4
PWM 5
PWM 6
7
8
PWM 9
PWM 10
PWM 11
12
13
AREF