PIN reduction ideas for interface

Sorry for The Chipkit UNO32 . I am using UNO.
I found lot people posting about chipkit UNO32.

http://forum.arduino.cc/index.php?topic=146884.0
http://forum.arduino.cc/index.php?topic=62993.0
http://forum.arduino.cc/index.php?topic=231413.0
http://forum.arduino.cc/index.php?topic=227589.0
http://forum.arduino.cc/index.php?topic=226835.0

More even are posting here for your information, If you cant help you can keep quite in forum