What kind of lathe are you converting out of curiosity?  I just bought a
CNC lathe to retrofit and I plan to use mesa cards again.  Good luck with
your build. Peace

Pete


On Wed, Oct 29, 2014 at 12:33 PM, <p...@wpnet.us> wrote:

> I've messed with this a bit and don't have it working yet. Attached is my
> current hal file hacked together from PNCConf generated bits, bits from
> docs and manual bits (don't laugh, I'll clean it up once I get everything
> working). The steps are all set to 0.1 just to ensure that even if the
> selection isn't selecting the one I think I'd at least get visible motion.
> Below is the summary of the hardware configuration.
>
> The pendant MPG is a basic 100ppr 5V MPG. I've validated it's output with
> my 'scope (haven't got the hang of halscope yet). It is wired with A and B
> outputs connected to the MESA 7i76 GPIO #16 and #17.
>
> The pendant has two 4 pos rotary switches as follows:
>
> Axis select
> 1 - Off - n.c.
> 2 - X - MESA 7i76 GPIO #20
> 3 - Z - MESA 7i76 GPIO #21
> 4 - Aux - MESA 7i76 GPIO #22
>
> Step select
>
> 1 - 0.1 - MESA 7i76 GPIO #24
> 2 - 0.01 - MESA 7i76 GPIO #25
> 3 - 0.001 - MESA 7i76 GPIO #26
> 4 - 0.0001 - MESA 7i76 GPIO #27
>
> Using halcmd show I've validated the switch inputs are working properly.
>
> Any idea what may be wrong?
>
> ------Original Mail------
> From: <p...@wpnet.us>
> To: <emc-users@lists.sourceforge.net>
> Sent: Mon, 27 Oct 2014 16:16:15 -0500
> Subject: Re: [Emc-users] Lathe conversion with Mesa 5i25 / 7i76
>
> ------Original Mail------
> From: "Peter C. Wallace" <p...@mesanet.com>
> To: "Enhanced Machine Controller (EMC)" <emc-users@lists.sourceforge.net>
> Sent: Mon, 27 Oct 2014 14:03:16 -0700 PDT
> Subject: Re: [Emc-users] Lathe conversion with Mesa 5i25 / 7i76
>
> ...
>
> > There's a brief mention on page 18 in the mode options
>
> That is indeed brief. Well, I've got a direction now and a bunch of docs
> to read through and try to mesh. Hopefully I'll have it working this
> evening :)
>
>
>
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-- 
Pete Matos
A and N Precision and Fabrication
Maryville, Tennessee
865-236-8996
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