Re: Newcomer

Are the steppers unipolar or bipolar? What are the steppers ratings
(Voltage, Amperage) as the driver need to be sized for it.

--- In CAD_CAM_EDM_DRO@yahoogroups.com, Brad Woolley <brad@r...> wrote:
> Hi,
>
> I'm new to the list, and am currently planning constructing a CNC
> machine, I've taken various areas in turn to check what I can manage
before
> committing money to expensive hardware, things are expensive here in
South
> Africa !. I've managed a PIC based stepper controller, having already
> 'mastered' Eagle for PCB production I have tackled converting an Eagle
> layout into KCam for drilling and milling, but I am now a little stuck.
>
> Can anyone point me in the right direction or offer any information
> on a parallel port interface between KCam and the actual stepper
motors, I
> would prefer something I could make myself being pretty OK with
electronics,
> PIC and computer interfaces etc.
>
>
> Any suggestions would be gratefully appreciated.
>
> Cheers !
>
> Brad