Nov 15, 2009 #1 S shalini8797 Newbie level 2 Joined Nov 15, 2009 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location malaysia Activity points 1,289 vhdl any1 knws how 2 write vhdl code for 64 bit hybrid prefix adder..badly need help..urgent