The driving principles and methods of step motor are introduced in this article and the stepmotor driver circuit is increasingly designed.

阐述进电机理和方法,并设计出一种进电机的电路。

The method of calculating microstepping currents for variable reluctance stepping motor with equal microstep angle was described when motor torque characteristics were sinusoidal shapes.

摘要针对反应式进电机的正弦矩特性，介绍等距角细分电流的计算方法。

Software subdivision and "virtual frequency conversion" technology were adopted in this solution, which realized multigrade, adaptive subdivided drive in operation of stepping motor.

该方法采用软件细分、“虚拟变频”技术，实进电机多档位、带电自适应细分。

To control stepping motors, the balance bridge power drive circuit is made up by TDA1521 integrated audio power amplifier, the pulse allotter is made up by the parallel ports of computer and latches.

双回机构的进电机控制电路由TDA1521音频集成功率放大器组成平衡桥式功率电路，由计算机并行口经过锁存器构成脉冲分配器。