Arduino and PS2 Keyboard with Limited Keys

Forum 2005-2010 (read only) General Frequently-Asked Questions
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So you're gonna make your own 1x4 or 1x5 or 2x3 keypad? Wire them up as described in this thread and replace the IR transmit code with your println code to the PC

http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1283692181