Re: [CAD_CAM_EDM_DRO] Re: Question:Parallel interface with Gecko 201 drivers

Thanks Alan
Alan Marconett KM6VV <KM6VV@...> wrote:Hi Jim,

I have a stepper system, G210 drivers. I haven't put together a formal
schematic. There is, I believe, a servo schematic in the files. I'll
try to get a good schematic together soon for you.

Alan KM6VV

Jim Brown wrote:

>
> Alan,
> Im currently in the process of upgrading my scattered PS/driver components to a design such as yours.
> That's a real tidy box you have there. Mine looks like a big bowl of spaghetti, but it serves its purpose =)
> I really like the idea you used for connecting the servos/steppers(I presume they are servos) and the LED's on the front panel
> Is it possible for you to send me a rough schematic of your design to impliment into my own? It would be an honor.Contact me off list if it is at all possible.
> My hats off to you. Excellent job

> Alan Marconett KM6VV wrote:Hi Jim,
>
> Thanks for the kind comments on the driver/PS box. I was saying that a
> breakout box is nice and convenient, but I didn't use one. I use
> "removable pins" (the crimp type) for the DB25 connector, and run the
> wires (as you've noticed) direct. A terminal strip or two aids in the
> construction also. The removable pins allow each wire length to be
> figured, a pin crimped on, and routed individually (or at a later
> date). Yeah, you could probably do it with a solder cup type connector,
> but a pain to move wires if you decide you need to. Hay, I could even
> change the pinout from "MaxNC step/dir" to that of another product (EMC)
> if I wanted to! Humm....
>
> Also not visible (added since the pix) are 470 uF caps on each of the
> Gecko's.
>
> I'm now using the SSS (solid state switch) to turn my spindle on and off
> by program control. Nice! I couldn't use it on the old Sears/Sherline
> AC/DC motor control, it tore my video display (20" away) up!
>
> You are correct on the cables. All 25 conductors, 1:1 (no null
> modems!).
>
> Alan KM6VV
> P.S. I just walk over to Weird Stuff to pick up a $7 cable!
>
> jagco1998 wrote:
> >
> > >Some cables are designed on the cheap for serial, and don't
> > have all of 'em.<
> > Kayla, what he's saying is that you need to get a cable that is of
> > a "straight through" design, this way all of the pins on the DB25
> > are connected to all of the pins on the other end.
> > They can be had for relitively cheap. I think Wally world has them
> > for around 20 bucks.
> > Alan ...thats a nicely designed power supply/driver box.
> > One question though...where is the breakout board you speak of?
> > Because i only see your Gecko drivers connected to the DB25
> > connector.Or am I just missing something?
> > Though it is a very well thought out compilation. Kudos!
> >
> > Jim
> >
> > In CAD_CAM_EDM_DRO@y..., Alan Marconett KM6VV wrote:
> > > Hi Kayla,
> > >
> > > In an ideal printer cable, the control and data lines would EACH
> > have
> > > their own pair, the "other" wires being grounds. Initially, you
> > should
> > > be fine with a standard parallel cable. Just insure that it has
> > all 25
> > > conductors! Some cables are designed on the cheap for serial, and
> > don't
> > > have all of 'em. Use a breakout box at the Gecko end, or as I
> > did, a
> > > connector with removable contacts, which is wired into the
> > driver/ps box
> > > (I posted ix, driverP). So, you don't NEED to make up a cable at
> > all!
> > >
> > > Alan KM6VV

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