Arduino IR 4x4 keypad


hi,
i have managed pick on arduino when press button on tv controller , want take next level. wondering if set arduino ir transmitter on , 4x4 keypad. thinking when press key on keypad picks on different arduino , writes serial port.
any on great. ben

not sure wanting do.
here idea worked on, maybe expand on it.
http://forum.arduino.cc/index.php?topic=317625.0


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