基于可编程芯片的步进电动机控制系统设计

The Step Motor Control System Based on Programmable Chip

介绍了一种由8751单片机控制的步进电动机系统实例,给出了系统硬件设计及软件设计。采用8253及8255A芯片构成的硬件系统,使系统的性能得到优化；在软件设计中给出了主要控制程序,达到对步进电机转速和转向的控制。该研究有一定实用价值。

Introduced the example of step motor system that was controlled by SCM-8751, and also the hardware and software principle of the system. The hardware system was composed by 8253 and 8255A chips which were used to optimize the performance of the system. The main control program in software design was provided, which can control the speed and turning of the step motor. The result has the practical value.