Introduction - If you have any usage issues, please Google them yourself
Motor closed-loop control module, the control port for motor control PD6 PD7 0 0 Free 0 1 Forward 10 reverse 11 yards brake disk: PD3 direction PD2 INT0// AD PC2 PC3 IIC: PC5 (scl) PC4 (sda) LED PC0 PWM: OC1A PB1