Re: A Question to MARISS

If the Gecko's have opto isolated inputs, why the duplication ?

of course you may want to do that for relays with coolant and such.

Dave

--- In CAD_CAM_EDM_DRO@y..., "Peter" <prenolds@s...> wrote:
> Hi Raul,
>
> I'm working on a similar project with Indexer and G-Code
controller. I
> designed an opto-isolation printed circuit to isolate all the
signals
> between PC parallel ports and Gecko based controller box. You
> might have to do the same. I power one side of the optos from the
> PC 5V rail and the other side from my contoller.