Re: [CAD_CAM_EDM_DRO] Wiring Problems

Tim Goldstein wrote:

> Adding a little in, Chris has gotten motion with the drives when he tested
> in the lab. It is when he is connecting to his target computer that he is
> not getting motion. He has tried it with Master 5 and CNC Pro. Both are demo
> version.
>
> I was thinking about this problem while driving home. If I am following
> correctly and it dod work hooked up in the lab it would lead me to believe
> that the problem may be the parallel port on the target computer. The lab
> test proves the drives, motors and power supply are all working and as far
> as I am aware the only difference is how the pulses are being generated to
> make the motors move. Anyone have a good test to verify the parallel port is
> OK? I would likely use a logic probe or even hook some LEDs from my pins to
> the +5 v line and then using one of the CNC softwares set the steps per inch
> to something large like 1000. Then take steps of .001 a step at a time and
> verify that the pin is toggling.

What OS is he using? What are the BIOS settings for the parallel port?
Is he using a motherboard parallel port, or a plug-in board? What
motherboard and general system info?

Jon