Re: [CAD_CAM_EDM_DRO] Re: Re: Wiring Problems

There is a real time linux example program that flashes an led connected to
the parport, or you can use a o-scope. Not useful to many, but for EMC,
it should work.
Eric

----- Original Message -----
From: "Ray" <rehenry@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Saturday, November 17, 2001 10:25 AM
Subject: [CAD_CAM_EDM_DRO] Re: Re: Wiring Problems


>
> From: "Tim Goldstein" <timg@...>
> >Subject: Re: Wiring Problems
> >
> >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.
> <s>
> >Anyone have a good test to verify the parallel port is OK?
>
> My first test is, "Does a printer work correctly on it?" If yes, you
> could probably look at something other than the port.
>
> Under Linux you could use IO_Show or IO_Exercise but I don't know of a
> MS-Windows equivalent of iosh that these programs use to tickle the pins.
>
> In a galaxy far away and long ago I used peek and poke in basic under dos.
> Put peek in a little loop to test the input pins. Poke an output pin and
> test it with peek. This would also work with led's or voltmeter. The
> kids automated their mini dune buggy with this and a RS model 4.
>
> HTH
>
> RayH - from Michigan's U.P. where the worlds largest standing army (>700k)
> is now tracking down bambi and relatives with very accurate, very high
> powered rifles.
>
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