Waveshare Motor Driver HAT User Manual page 3

Motor Driver HAT
PIN
5V
3V3
GND
SDA
SCL
VIN
A1
A2
B1
B2
3 / 16
Description
5V
3.3V
Ground
I2C Data
I2C Clock
Driver voltage for motor（6-12V）
positive pole of motor A
negative pole of motor A
positive pole of motor B
negative pole of motor B