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http://allthemods.com/project.php?id=342&page=2
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http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1197235191
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http://mondo-technology.com/pcpad.html
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http://instruct1.cit.cornell.edu/cour...nalProjects/s2000/fiore/touchpad.html
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http://www.handhelds.org/moin/moin.cgi/TouchPad