In this paper, first a digital input technique about stepmotor based on EDA is introduced. By using this technique the stepmotor can be controlled accurately.
介绍了一种利用EDA技术，实现步进电机控制系统数字输入的方法，从而实现了对步进电机的精确控制。
2
Based on the construction pattern and the control principle of stepmotor, fractional step Angle control of stepmotor is achieved by PWM Phase Vector Cornposition.
本文根据步进电视的结构与控制原理，提出一种PWM式相矢量合成分数步距角控制方案。
3
A type of variable subdivision high performance driving power supply for stepmotor has been presented in the paper which is used to drive three-phase reaction stepmotor.