linux下基于S3C2440开发的步进电机驱动，一根信号线控制HB202M细分器即可实现步进电机速度和方向的控制-linux based S3C2440 development of stepper motor drive, a signal line control HB202M subdivision stepper motor controller can achieve the control of speed and direction

L6208步进电机驱动，可以正转动，反转，PWM更改速度控制，-L6208 stepper motor driver, you can now rotate, reverse, PWM speed control change