Re: [CAD_CAM_EDM_DRO] parallel port

Lester Caine wrote:

>Trend wrote:
>
>
>
>>I think i fubared by parallel port with my* new electronic wiring.
>>
>>I get 5v (actually 4.97)out of pins 2-9 (that is all I have tested) by
>>default. I am suppose to get ~0v out of it by default, right?
>>(By default I mean, after my computer boots into windows), I am testing this
>>by hooking up a voltage meter to pin 2 through 9 and one of the ground
>>points.
>>
>>
>
>Many of the pins are 'inverted' - that is you load '1' they read '0'.
>Pins high is the default state after a reboot, 0 internally.
>
>
>
>>I am using XP.
>>
>>
>
>As others have said - you need an interface library. Another one is
>Direct-IO - www.direct-io.com - Which will allow a lot of old software
>that talks directly to the ports to work on NT, W2k and XP, without
>having to modify the old programs!
>
>
>

I mentioned in a previous message there was a program, but i couldn't
remember
the name. This (Direct-IO) is it! It is not free, and is somewhat
tricky to
work with, although it may have been improved.

Jon