RE: 6 steppers

[Tim Goldstein <tgoldstein-at-mlh-services.com>]

I needed to have a 5v to hook up the Geckodrive step and direction servo
units for the common on the step and direction lines. I just ran a wire from
an unconnected power connector in the computer.

Tim
[Denver, CO]

> 
> Rick Price wrote:
> 
> > I think there may also be 5v somewhere on the parallel 
> port, although
> > not all machines may support it. However I'm pretty sure a 
> standard pc
> > parallel port will have it.
> 
> My PC pocket ref does not indicate any pin left unused, and no pin is
> marked +5 V.  There are some pins that may be left at a logic hi
> state, and could be used as pullup in some situations.  Pin 16 is
> called INIT, and pin 17 is called select, and these might be high, but
> you won't be able to get much current from them.  Maybe 1 - 2 mA
> at 3.5 V or so.
> 
> Jon
> 
>