[TriLUG] WAY OT: 80x86 Assembly question: ISRs

Joseph Mack mack.joseph at epa.gov
Tue Nov 23 07:01:32 EST 2004


Brian Henning wrote:
> 
> Ha!  Nevermind.  I figured out what the bug in my code was.  The answer, of
> course, is "yes, but it may interfere with any on-screen keyboard on your
> pen-based computer."

I haven't done any of this for 15-20yrs, but the rule back then was not
to call another interrupt from an interrupt routine. Also you had to
get out of the ISR as fast as possible.

Joe

-- 
Joseph Mack PhD, High Performance Computing & Scientific Visualization
LMIT, Supporting the EPA Research Triangle Park, NC 919-541-0007
Federal Contact - John B. Smith 919-541-1087 - smith.johnb at epa.gov



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