这是linux下步进电机的驱动程序（分别适合与电机连接到IO口与连接到中断或总线的情况），并分别附有相应的上层应用程序，可以用来测试驱动。-This is under linux stepper motor driver (for, respectively, with the motor connected to the IO port and interrupt or bus connection to the case), respectively, with corresponding upper application, can be used to test the drive.