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