[Noisebridge-discuss] getting that goddamned mill to work

Dr. Jesus j at hug.gs
Mon Oct 5 18:38:38 UTC 2009


On Mon, Oct 5, 2009 at 11:26 AM, Michael Wright <mike at smallip.com> wrote:
> Yep, it cycle one way when going forward, then the other when going
> backward.  It also maintains it's pin state indefinitely when not
> moving.  It turned out that all the original (down to 0.001") jog
> sizes were a factor of four, so it would do a full encoder cycle,
> ending with the original state.
>
> Halscope and halmeter are somewhat clunky, but really useful for
> seeing what's going on.
>
> Though we don't actually need the timing to be perfect (because we're
> doing quadrature rather than pulses) EMC2 will still throw an annoying
> error any time the latency crosses the set threshold (max of about
> double the default),   It looks to me like we've got a path to success
> with EMC2 so if the box at Weird Stuff (1.8 ghz celeron) passes the
> latency test I'll just give them $80 for it so we can move on to the
> next problem (how to make parts via gcode).

I take it that none of the systems in the space satisfied your
parallel port requirements, then?



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