Re: [CAD_CAM_EDM_DRO] Re: Gecko Support / Motor Spec.

At 12:12 AM 6/6/2007, you wrote:

>I think I have to accepte the 500 RPM ! According to gecko : is it a
>must to have the opto-isolated step input or I can drive it directly
>from compurt parralel port ?

An optically isolated step and direction "breakout board" is a good
thing, but not absolutely necessary. Whether you need it depends on
how much trouble it will be to replace the computer when something
fries and how well you do your grounding. Unless it is just right,
you will spend a long time chasing ground loops.


David G. LeVine
Nashua, NH 03060