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Disable the z axis and only home in the x and ya axis for blackbox x32

Discussion in 'Control Software' started by NickH, Sep 6, 2024.

  1. NickH

    NickH New
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    How do I disable the z axis and only home on the x and y axis for the x32 blackbox controller?
     
  2. Peter Van Der Walt

    Peter Van Der Walt OpenBuilds Team
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    Set $44=3 and $45=0 in Grbl Settings

    It's a 'mask' where X=1, Y=2 and Z=4 (or combination thereof)

    So the default of $44=4 (does Z first) then in $45=3 ( 3 = 2+1 = X+Y together after Z) works great for a machine with a Z

    For a 2-axes machine we change it to do XY first ($44=3) and set $45=0 because theres no more axes to home

    Can also do
    $44=1 (X first)
    $45=2 (then Y)
    If you don't want XY to go together like they usually do - together saves a bit of time while homing so usually the way its set
     
  3. NickH

    NickH New
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    I have two open builds limit switches. Is there a way to set them up so I can do a continuous jog to the switch but it doesn't kill everything. For example if I press the left key arrow and jog all of the way to the limit switch and trigger it can I use the right arrow key to jog the other way with out triggering any alarms or resetting anything?
     
  4. Peter Van Der Walt

    Peter Van Der Walt OpenBuilds Team
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    You can use Soft Limits (that will jog to just shy of the Home -> Max Travel rectangles extents) - remember to home to establish the coordinate space and make sure Max Travel is set correctly
     
  5. NickH

    NickH New
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    How do I set the Max Travel ?
     
  6. Peter Van Der Walt

    Peter Van Der Walt OpenBuilds Team
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  7. luke6040

    luke6040 New
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    This sounds like exactly what I need, the only issue is I dont seem to be able to set $44 or $45, am I doing something stupid?
     
  8. Peter Van Der Walt

    Peter Van Der Walt OpenBuilds Team
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    $44/45 applies to grblHAL based controllers like the OpenBuilds BlackBox X32 - what controller do you have
     
  9. luke6040

    luke6040 New
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    AH ok that makes sense, I am running a generic GRBL 1.1 board.
     
  10. Peter Van Der Walt

    Peter Van Der Walt OpenBuilds Team
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