=Electronics Hardware Questions=

Q:Implement D- latch from 

a) RS flip flop;

b) multiplexer



	 _______________________
b)	|			|
	|			|
	|	|\		|
	|	| \		|
	|_______|  \		|
		| o \		|
		|   |		|   out
  in		|   |___________|_______
 _______________| 1 |
		|   /
		|  /
		| /| 
		|/ |
  clock		   |
 __________________| 
 
 
 
 
 
 This is a 2-input mux implements D-latch. It works this way:
 
 At every clock =1    out=in,
     when clock =0    out= last in