Instructions for use
Forward and reverse control: IN1=1; IN2=0; Motor forward rotation; IN1=0; IN2=1; Motor reversal; IN1=0; IN2=0; Motor braking;
PWM speed control: IN1=PWM pulse (0-100%); IN2=0; Adjustable forward rotation speed; IN1=0; IN2=PWM pulse (0-100%); Adjustable reverse speed; IN1=0; IN2=0; Motor braking;