Re: Stepper specs. How to figure out?

--- In CAD_CAM_EDM_DRO@yahoogroups.com, Jon Elson <elson@p...> wrote:

>
>
> khalique_rehman wrote:
>
> >Hi everyone,
> >Her is the today's puzzle.
> >I have 4 steppers that came with a kit I purchased long time ago
> >from US Robotics. Haven't used the kit. Now I have ordered a CNC
> >Ready Taig Mill and want to know if I can use these steppers with
> >it. The problem is there is no specs for the steppers except for

the

> >following:
> >They are labeled as CY-Motors and have 5 wires that are labeled

as :

> >supply, ground, step, direction and home. The power supply that

came

> >with it is rated at 5A and outputs 12V.
> >There might be someone who purchased the same kit or knows about.

Or

> >if someone knows how to find out torque, current and voltage

limits.

> >
> >
> These are not stepper motors. They are integrated stepping

drives, or

> possibly
> integrated servo drives.. You
> hook the power supply + to the supply terminals, PS - to the

ground

> terminals,
> and the step, dir, and ground connections to your PC's parallel

port. The

> appropriate connections have to match what the software is

expecting.

> I can't help you with the torque, but the current and voltage are

already

> taken care of by the provided power supply.
>
> Jon

Thanks,
That is a very important information for me.
Now, does it mean I don't need a control board like xylotex or
something similar? And I know it is mentioned above, I want to ask
specifically if I can use a cable from printer port direct to the
motor wires; or there should be something in between?
TIA.
Khalique.