If you want to control any parallel IO with your serial port you'll have to use a microcontroller or serial to parallel converter. There are 1 or 2 pins you can toggle on the serial port, but it kinda sucks being so limited.
hard core videos http://namrdky.kvalitne.cz/videa/case01.avi red, blue logo Gigi's pages http://namrdky.kvalitne.cz/videa/case02.avi all around http://namrdky.kvalitne.cz/videa/case04.avi fan led freq regulation http://namrdky.kvalitne.cz/videa/case05.avi blicking -efect-slide http://namrdky.kvalitne.cz/videa/case06.avi blicking -efects http://namrdky.kvalitne.cz/videa/case07.avi blicking -efects2 http://namrdky.kvalitne.cz/videa/case08.avi on/off switchers http://namrdky.kvalitne.cz/videa/case09.avi half/full líght http://namrdky.kvalitne.cz/videa/case10.avi all around2 http://namrdky.kvalitne.cz/videa/case11.avi cd eject http://namrdky.kvalitne.cz/videa/case12.avi side+ back http://namrdky.kvalitne.cz/videa/case13.avi led polet http://namrdky.kvalitne.cz/videa/case14.avi led polet2 [400kb, divX4.01, avi] http://namrdky.kvalitne.cz/case2.avi 7650-video1-blicking-efect1 http://namrdky.kvalitne.cz/case1.avi 7650-video2-blikcking-efect2 [100kb, divX4.01, avi] bonus (apple on the side)
looking good man! love the whole LED thing. It seems simple enough to build, who knows... I might give it a try...
final touch i buyed some [i dont know how it names] cut off psu shield still can be in cd rom look better, i hope so hard-core look mayebe it will be also behind the mobo ..