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possible to run 4-stepper motor with DRV8825 stepper driver

Other Parts Discussed in Thread: DRV8825, DRV8818

Dear All,

Please let me know ,if its possible to run 4-stepper motor with DRV8825 stepper driver interface simultaneously.

If yes is their any MCU is required (either MSP430 or TIVA or C2000)

  • utpal kumar said:
    ,if its possible to run 4-stepper motor with DRV8825 stepper driver interface simultaneously.

    Not sure exactly what you mean here... 4 motors connected to one chip? Probably not. In any case, this is the wrong forum to ask that question.

    utpal kumar said:
    is their any MCU is required

    You need something to driver the inputs to the DRV8825 chip (STEP, DIR, EN, etc). Whether that is an MCU or some other logic device kind of depends on your project's requirements and what you need the thing to actually do.

  • Hello Kumar,

    utpal kumar said:

    Please let me know ,if its possible to run 4-stepper motor with DRV8825 stepper driver interface simultaneously.

    you will need one DRV8825 for each stepper motor

    utpal kumar said:

    If yes is their any MCU is required (either MSP430 or TIVA or C2000)

    technically speaking, it is not obligatory, the DRV8825 needs DIGITAL input on 3 pins (at least): step, direction and decay. You can  to it by hand (pushing buttons and flipping switches) but it isn't recommended :D.

    So you should use a microcontroller to do this job. Any MC with enough output pins should do the job fine (4*3=12).

    Though... no offence, but if you have to ask this question, I'm not sure you can handle the implementation how to make this work yet. But if you are going to hire some engineers to do it for you... yes, this will require an MC to control the driver and should be an easy task for the engineer.

  • utpal kumar said:

    Please let me know ,if its possible to run 4-stepper motor with DRV8825 stepper driver interface simultaneously.

    If yes is their any MCU is required (either MSP430 or TIVA or C2000)

    Here you have open source project with steppers, controlled by MSP430 / DRV8818...

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