Re: Gecko wiring question

OK I understand this now. I was wondering how signals were passed to
the driver from the controller. and now the 5+ thorough to the step
dir answers that thanks...


Jerry











In CAD_CAM_EDM_DRO@yahoogroups.com, "Tim Goldstein" <timg@k...>
wrote:

> Do not hook any of the wires from the computer to term 1 or 2. Your

ground

> for the logic is the step and direction line. The optos turn on

when the

> step and direction pins are low (or ground) and the current flows

from the

> +5 V controller source. When the pins go high (+5 v) there is no

potential

> as both sides of the opto are now at +5 V and no current flows.
>
> Tim
> [Denver, CO]
> Sherline products at Deep Discount
> Mach1 & DeskCNC with Credit Card ordering
> www.KTMarketing.com/Sherline
> www.KTMarketing.com/DeskCNC
>
>
> ----- Original Message -----
>
> > This is about the wiring of the power to a gecko 201a.
> > term.1 power ground
> > term. 2 motor power + 24-80V
> > Term. 10 5vdc from controller.
> >
> > OK the question is I run a + an - from the power supply to term 1

and

> > 2. no problem. I also run a +5vdc line from the controller.
> > but what about the negative for from the controller? do I just

run it

> > to term.1?
> > I read something, but don't remember where about burning the opti
> > iso. on geckos if you goofed up the grounding. that is why I'm

asking

> > this "stupid question".
> >
> >
> > Thanks
> >
> > Jerry
> >
> >
> > Addresses:
> > FAQ: http://www.ktmarketing.com/faq.html