> 
> Generally stray interrupt 7's are produced by the PIC when the
> setup time isn't met by the device -- the `real' interrupt is
> lost.  I don't know what else to tell you, though.
> 
There is an excellent discussion or the "stray interrupt 7' problem in
the FAQ.

http://cynjut.neonramp.com/complete.faq.html

-- 
Dave Burgess  (The man of a thousand E-Mail addresses)
*bsd FAQ Maintainer / SysAdmin for the NetBSD system in my spare bedroom
"Just because something is stupid doesn't mean there isn't someone that 
doesn't want to do it...."