Mesa, Linuxcnc with step direction servo's for axis and analog servo spindle.

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11 Nov 2024 15:27 #314253 by PCW
It looks like 7I76E+7I77 firmware, but would need to see the pinout section to be sure

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11 Nov 2024 15:52 #314257 by mjones@welfab.ca
this is as much as i can fit in the screen. it should be 7i76e -7i77-7i64
 
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11 Nov 2024 15:55 #314258 by PCW
That's 7I76E firmware for a 7I77 on P1

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11 Nov 2024 16:01 #314259 by mjones@welfab.ca
that sounds about right doesn't it. Im guessing the 7i64 is connected to the 7i77

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11 Nov 2024 16:12 #314261 by PCW
The 7I64 could be connected to either the 7I76E or 7I77

(it would be channel 1 on the 7I76E or channel 4 on the 7I77)

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11 Nov 2024 16:41 #314262 by mjones@welfab.ca
the 7i64 is connected to the 7i77 through tb6 i believe it is. They need to make the printing bigger for us old guys.

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12 Nov 2024 15:57 #314328 by mjones@welfab.ca
now that we have checked my firmware, how do I blend my hal file for the step and direction on the 7i76e

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12 Nov 2024 16:11 #314330 by PCW
Not sure what the easiest path is here but I see a couple options:

1. With pncconf, make a normal step/dir 7I76E configuration and a normal 7I77 configuration and merge them

2. Use pncconfs discover option

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12 Nov 2024 22:05 #314348 by mjones@welfab.ca
from what I can tell the pnconfig doesn't give the option for step/direction, and the stepper configurator doesn't do addressing other than parport, so the mesa addressing would have to all be put in later. Im not at the shop now so I can't show what the set up is now, but to me it looks like its analog when it need to be step and dir.. I did attach my hal and ini in the first post.

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12 Nov 2024 22:37 #314349 by PCW
pncconf can setup step/dir and analog servo systems (they end up being very similar at the hal level)

That is, if you select a 7I76E in pnconf, the axis/joint setup is all step/dir as a 7I76E by
itself only supports step/dir motion.

If you setup say a 7I92+7I77 configuration, it will setup an analog servo system

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