On 27 Oct 2008 at 12:35, BRIAN GLACKIN wrote:

<snip>
> Time and a z axis sleep issue with my Hobbycnc board kept me from
> doing much cutting.  Since Kim's posts on the Hobbycnc issues and
> workarounds, I now have a modified board that does not lose steps on
> G0's (particularly the Z).
<snip>
> > The Driver Microstepping is what your drive requires not what you
> > want it to be because of latency issues. Get the short Getting
> > Started Guide from this page
> >
> > http://www.linuxcnc.org/content/view/5/5/lang,en/
> >
> 
> With this resetting of my INI files, I redid my latency tests and
> found that I have a max jitter of 38500ns.  According to that manual
> It recommended limiting to half and full step - therefore my reaosning
> to go full step for now.
> 
> I will consult the stepconf manual for the correct number to enter for
> full step.

For full stepping you would enter a 1 in Driver Microstepping but you also have 
to 
configure your Hobbycnc drive for 1/1 stepping. I could not find a manual on 
line for 
the Hobbycnc but did see that it is configurable for full, half, quarter, 1/8, 
and 1/16 
somehow...

John

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