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    M906 multiple I or only one I for all motors?

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    • lbtqsbundefined
      lbtqsb
      last edited by

      Hi,
      will this

      M906 X1000 Y1000 I55

      M906 Z1000:1000 I45;U1000

      M906 E1200 I25

      have the nominated steppers have an individual motor idle or will all just have the last I (in this case 25%) ?

      Thanks!

      (P.S. if individual motor idle is possible, could the writing be abbreviated somehow?)

      deckingmanundefined fcwiltundefined dc42undefined 3 Replies Last reply Reply Quote 0
      • deckingmanundefined
        deckingman @lbtqsb
        last edited by

        @lbtqsb From the wiki.............

        Quote......

        "RepRapFirmware does not support individual motor settings where an axis has multiple motors connected to different stepper drivers. The first parameter specified will be used for all motors on the axis. You should use identical motors on any axis that has more than one motor to avoid unexpected behaviour. Example: If you have two motors on your Z axis, physically connected to Z and E0 stepper drivers, configured with M584 Z2:3, set M906 Z200, not M906 Z200:200"

        Ian
        https://somei3deas.wordpress.com/
        https://www.youtube.com/@deckingman

        1 Reply Last reply Reply Quote 1
        • fcwiltundefined
          fcwilt @lbtqsb
          last edited by

          @lbtqsb said in M906 multiple I or only one I for all motors?:

          Hi,
          will this

          M906 X1000 Y1000 I55

          M906 Z1000:1000 I45;U1000

          M906 E1200 I25

          have the nominated steppers have an individual motor idle or will all just have the last I (in this case 25%) ?

          Thanks!

          (P.S. if individual motor idle is possible, could the writing be abbreviated somehow?)

          As far as I know you can only specify one I value.

          It's easy to verify.

          Use the code you have above in your config.g file

          And then after re-boot/reset execute M906 from the DWC Console.

          On my printer I only see one I value displayed.

          Frederick

          Printers: a small Utilmaker style, a small CoreXY and a E3D MS/TC setup. Various hotends. Using Duet 3 hardware running 3.4.6

          1 Reply Last reply Reply Quote 1
          • dc42undefined
            dc42 administrators @lbtqsb
            last edited by

            @lbtqsb at present only a single idle current setting is a available. I have have it on my work list to support per-axis idle current setting.

            Duet WiFi hardware designer and firmware engineer
            Please do not ask me for Duet support via PM or email, use the forum
            http://www.escher3d.com, https://miscsolutions.wordpress.com

            1 Reply Last reply Reply Quote 2
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