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- Subject: Re: user-written interrupt handlers
- Date: Sat, 5 Mar 94 18:41:06 CET
- From: Juergen Lock <nox@jelal.north.de>
- In-Reply-To: <9403040355.AA21227@hanauma.jpl.nasa.gov>; from "Howard Chu" at Mar 3, 94 7:55 pm
- Message-Id: <9403051741.AA00178@jelal.north.de>
-
- Howard Chu writes:
-
- > Signal handlers aren't good replacements for interrupts; they take too
- > much time to be serviced -- maybe a tenth of a second, versus a few
- > microseconds for an interrupt handler. It would be unusable, for
- > instance, for the serial interrupts, while it would be quite appropriate
- > for "Monochrome Detect", say.
- >
- > Well, since my only purpose here was to drive my interrupt-driven sound
- > routines on the Falcon, that was just fine anyway. (Using the monochrome
- > detect interrupt, fancy that.)
-
- btw what is the difference, isn't monochrome detect level 6 too? :)
- (not that this should be a problem here...)
-
- cheers
- Juergen
- --
- J"urgen Lock / nox@jelal.north.de / UUCP: ..!uunet!unido!uniol!jelal!nox
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