VREF adjustment A4988's

Discussion in 'Calibration, Help, and Troubleshooting' started by cez, Apr 7, 2019.

  1. cez

    cez Well-Known Member

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    The Bigbox came shipped with With Pololu A4988 steppers. Boards made before Jan 17 used a Rsense value of 0.050, boards made after Jan 17 use a value of 0.068

    Does anyone know which kind came with the Bigbox? I can't remember exact shipping dates


    Vref adjustment guide here
     
    #1 cez, Apr 7, 2019
    Last edited: Apr 10, 2019
  2. cez

    cez Well-Known Member

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    Solved, for anyone wanting a visual guide to tell the difference between the two check out this link here
     
    jfb likes this.
  3. jfb

    jfb Well-Known Member

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    Useful info - thanks
     

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