以四相步进电机为例,介绍了由MC1413 驱动的电路原理图,给出了四相步进电机的正 转反转的程序设计流程图和程序清单。-To four-phase stepper motor as an example, the introduction of the MC1413-driven by the circuit schematic diagram is given four-phase stepper motor is to reverse the flow chart of program