基于EPM240T100和TB6560的步进电机控制系统

Stepping motor control system based on EPM240T100 and TB6560

为解决常规步进电机集成功率驱动芯片的驱动电流不够、外围电路复杂等问题,提出以CPLD芯片EPM240T100作为核心控制芯片,以TB6560为步进电机的驱动芯片,实现了该基于EPM240T100和TB6560的步进电机控制系统。TB6560集成步进电机驱动芯片,将这一系列功能集成于一块芯片,提升了驱动电流,简化了续流二极管等外围硬件电路设计,提高了电机驱动模块的性价比和稳定性。该系统充分发挥CPLD芯片丰富的I/O口资源优势,配置4路TB6560步进电机驱动模块的接口,可以实现4路步进电机的实时控制,从而满足实际应用的需要。研究结果表明,TB6550为具有广泛应用前景的步进电机驱动芯片。整个系统已经在实际应用中得到验证,已经完成4路步进电机的控制产品化,具有很高的应用价值。

Aiming at solving the problems of conventional stepper motor integrated power drive chip,which are low driving current and complicated peripheral circuit; CPLD chip EPM240T100 was used as the core control chip,and TB6560 was used as the driver of stepping motor; the stepping motor control system based on EPM240T100 and TB6560 was devised.TB6560 integrated stepper motor driver chips,this series of functions were integrated in a chip,the drive current was improved,the freewheeling diode and other peripheral hardware circuit design were simplified,the motor drive module cost and stability were improved.CPLD chip I/O rich port resources were made full used; realtime control of four stepping motors was realized by the interface of four TB6560 stepping motor drive modules ; the needs of practical application had been met.The results show that TB6550 is the stepper motor driver chip which has a broad application prospects.The whole system is verified in practical application,has completed the 4 stepper motor control products,has the very high application value.