【摘要】 文章叙述了基于 CPL D的步进电机控制卡的设计和实现 ,并将其成功应用于圆网印花控制系统 ,取得了满意的效果。该控制卡采用 CPL D作为核心器件 ,极大减少了分立元件的使用 ,除了少数接口电路以外 ,大多数逻辑均在片内实现 ,因此系统扩展性能好、可靠性高、抗干扰能力强、结构简单、成本低廉更多还原

【Abstract】 This paper introduces the design and implement of control card of step motor based on CPLD.The experiments show that the control card is reliable and accurate in the control system of rotary screen printing machine.As the core of the card,CPLD implements the most logic functions and minimizes the number of using discrete components except for interface circuits.The distinctive advantages of the system are expandable,stable,simple and low cost.更多还原