【摘要】 介绍了由PC机并行打印接口直接控制步进电动机的系统,并对步进电动机控制系统的接口硬件、软件编程、驱动电路作了阐述。更多还原

【Abstract】 Stepping motor system controlled by the parallel interface of the computer is introduced in this paper,and its system,interface hardware,software program,and the drive circuit is presented.更多还原