Re: [CAD_CAM_EDM_DRO] Re: The mechanical part of my router is done!

Thank you Harvey, and everyone. Thank you very much! I love this group...

Now, another question...acronyms have always confused me. Could you
clarify?

>1) most interfaces want to see step and direction, I'd rewire for
>that.
>

I know TurboCNC does...thankfully it's a very flexible program.

>1) break the wire connection between the internal 5 volts and R1, R2,
>and pin 7 of OCA. Break the connection to pin 8 of OCA, and to pin 7
>of OCA.
>

OCA? Not sure what this is...optocoupler, perhaps?

>Imagine a 5 volt supply (separate!) on OCB going to the left end of
>

Same question...

>With no common ground connection, and a separate 5 volt supply, this
>board will now work on step/direction for the motors.
>

I'm just missing that one little bit of info.

>All these mods will take is a bit of patience and a 5 volt supply.
>Rshack ought to have one, make certain that it is wired so that you do
>not have any common point to the board supplies. we are talking total
>isolation (as much as possible here).
>

There is a Radio Shack in town, but thankfully I don't have to shop
there. :-) I have plenty of 5V, 10, 12, 14, 15, 18V supplies, and
more, thanks to a large number of laptops in my computer room. :-)
Believe it or not, our RS is "known" throughout the area, as the most
useless of all their stores.

>>HELP?!
>>
>>
>
>See if all this makes sense.
>

Almost all of it. Thank you.

-- Chuck Knight