Oct 20, 2007 #1 S seemagoyal44 Member level 1 Joined Oct 20, 2007 Messages 39 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,535 design a keyboard scanner that will scan a matrix of 4*4 and give out a four bit binary code of the key presses .Also it will assert a signal 'valid' when key is presses.Use with debounce
design a keyboard scanner that will scan a matrix of 4*4 and give out a four bit binary code of the key presses .Also it will assert a signal 'valid' when key is presses.Use with debounce