Tycho Nightingale 76b3c718be When ICW1 is issued the edge sense circuit is reset which means that
following an initialization a low-to-high transistion is necesary to
generate an interrupt.

Reviewed by:	neel
2015-03-06 02:05:45 +00:00
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2015-03-01 00:39:48 +00:00
2013-11-25 19:04:51 +00:00
2014-09-27 22:15:50 +00:00