【摘要】 步进电机控制系统中经常要求步进电机能变频启动 ,介绍了微机的计数器 /定时器82 53,讨论了采用 82 53通过硬件中断方式实现步进电机变速控制的使用方法。更多还原

【Abstract】 It is often demanded in the control system of stepping motor that stepping motor can start with exchange frequency, introduced the counter/timer 8253 of microcomputer, discussed the usage method of exchange speed control of the stepping motor with 8253 through the hardware interruption.更多还原