7.2.



(Encoder)

Def
===
	  -      
      .




GO - Good Output ----------------------- X3 X2 X1 X0 | A1 A0 GO ------------+---------- 0 0 0 0 | X X 0 0 0 0 1 | 0 0 1 0 0 1 X | 0 1 1 0 1 X X | 1 0 1 1 X X X | 1 1 1 ---------------------- : GO = (X0 + X1 + X2 + X3) A1 = X3 + X2 A0 = X3 + X2# * X1




----------------------- X3 X2 X1 X0 | A1 A0 GO ------------+---------- 0 0 0 0 | X X 0 X X X 1 | 0 0 1 X X 1 0 | 0 1 1 X 1 0 0 | 1 0 1 1 0 0 0 | 1 1 1 ----------------------- : GO = (X0 + X1 + X2 + X3) A1 = (X3 + X2) * X1# * X0# A0 = X3 * X2# * X1# * X0# + X1 * X0#




Index Prev Next