RE: [CAD_CAM_EDM_DRO] Re: EMM386

Alan:

My guess is that it was hooking into the timer interrupt. If I'm not
mistaken, that's the only one that DOS actually uses. But, I didn't actually
check it out so I can't say that as gospel.

-- Jerry

|-----Original Message-----
|From: Alan Marconett KM6VV [mailto:KM6VV@...]
|Sent: Monday, December 17, 2001 7:11 PM
|To: CAD_CAM_EDM_DRO@yahoogroups.com
|Subject: [CAD_CAM_EDM_DRO] Re: EMM386
|
|
|Hi Jerry,
|
|Did you determine which interrupt EMM386 was using? I notice there IS a
|difference between "exit to DOS" and just "coming up" in DOS with
|Windoz98. I'm wondering if it's the same thing?
|
|Alan
|
|KM6VV
|
|Carol & Jerry Jankura wrote:
|>
|> Initially, I had problems with delivering a smooth
|> pulse train, but this problem was caused by the EMM386.EXE driver hogging
|> the processor when it was given control during an interrupt.
|Once I removed
|> the driver, I was able to pump out at least 4000 pulses per
|second before my
|> X motor didn't have enough torque to reliable turn the screw.
|> -- Carol & Jerry Jankura
|> Strongsville, Ohio
|> So many toys, so little time....
|
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