RX1
Pin Number
4
TX1
Pin Number
3
IO1
Pin Number
6
AIN1
Pin Number
5
SCL
Pin Number
11
BOOT
Pin Number
1
IO2
Pin Number
7
SDA
Pin Number
12
VDD
Pin Number
9
GND
Pin Number
10
GND
Pin Number
2
VBAT
Pin Number
8