This article introduces how to use L297 and L298 building a stepper motor driver circuit ,this design can make the hardware simple, software easy and the cost low.

• 介绍利用L297和L298芯片实现驱动步进电机的一种简单方法,利用该方法设计的步进电机驱动系统具有硬件结构简单、软件编程容易和价格低廉的特点。