using HAL to correct axis errors
- Mike_Eitel
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18 Feb 2018 08:47 #106115
by Mike_Eitel
Replied by Mike_Eitel on topic using HAL to correct axis errors
I like your true diy
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18 Feb 2018 15:14 #106135
by pgf
Replied by pgf on topic using HAL to correct axis errors
I think "true diy" might be a euphemism for "doesn't work all that well".
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18 Feb 2018 15:24 #106136
by Mike_Eitel
Replied by Mike_Eitel on topic using HAL to correct axis errors
But its fun to think about and tinker.
Have fun!
Have fun!
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28 Feb 2018 17:22 #106725
by andypugh
Replied by andypugh on topic using HAL to correct axis errors
There is also a special kinematics file that can be used to correct a skewed machine:
wiki.linuxcnc.org/cgi-bin/wiki.pl?Contri...y_XY_skew_correction
That might not work so well with a gantry machine, it predates joints-axes.
wiki.linuxcnc.org/cgi-bin/wiki.pl?Contri...y_XY_skew_correction
That might not work so well with a gantry machine, it predates joints-axes.
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28 Feb 2018 17:32 #106728
by pgf
Replied by pgf on topic using HAL to correct axis errors
thanks andy. guess that could have saved me a bit of work. oh well -- it wasn't hard, and i enjoyed it. and what's most important....
MY MILL CAN CUT RIGHT ANGLES!!!
there. just had to say that.
paul
MY MILL CAN CUT RIGHT ANGLES!!!
there. just had to say that.
paul
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28 Feb 2018 19:03 #106739
by Mike_Eitel
Replied by Mike_Eitel on topic using HAL to correct axis errors
Nice to read from a happy man!
The following user(s) said Thank You: pgf
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04 Sep 2022 09:43 #251158
by LAUSCH
Replied by LAUSCH on topic using HAL to correct axis errors
Hi paul,
Can you explain why you set:
option singleton yes;
If you do this you will get errors from the lines in HAL:
addf nonsquare-table.0.cmd servo-thread
addf nonsquare-table.0.fb servo-thread
I have thus comment the line
//option singleton yes;
And LinuxCNC starts without error.
Cheers
Christian
Can you explain why you set:
option singleton yes;
If you do this you will get errors from the lines in HAL:
addf nonsquare-table.0.cmd servo-thread
addf nonsquare-table.0.fb servo-thread
I have thus comment the line
//option singleton yes;
And LinuxCNC starts without error.
Cheers
Christian
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04 Sep 2022 18:00 #251178
by pgf
Replied by pgf on topic using HAL to correct axis errors
Well, I clearly didn't get errors from that code when I last ran the mill. I had to look up what the "singleton" option does -- it seems appropriate for this module, since you can really only have one of these components per system. But perhaps you're running a newer version of hal, with tighter restrictions on naming.
paul
paul
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