Sumador Restador 2 Numeros de Dos Bit

 

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X1 Y1 X0 Y0

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000 001 011 010 110 111 101 100

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000 001 011 010 110 111 101 100 00

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a Y1Y0{(X1 + X0)+ S } + X0Y0( X1+ Y1 ) + a= X0Y0( S + Y1 ) + Y1 ( SX1Y0 + X1X0 ).

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1 1

Y0) + c = X1X0( Y1+S ) + X1 + (Y1 + Y0)

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Y1{X0

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01

e = Y1Y0{(X1 + X0)+ S } + Y1Y0(X0 + S +X1 ).

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000 001 011 010 110 111 101 100 00

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1

X0Y0(( X1+ Y1 ) + Y1Y0( S + X1X0) + d = X0Y0 Y1( Y1( SX1Y0 + X1X0 ) + X0 X0{{ Y0 ( S + Y1 ) + SX1Y

000 001 011 010 110 111 101 100 1

1

000 001 011 010 110 111 101 100

1

( X1 + S ) + SX1 }

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b= X0 + X0( Y1Y0 + S + X1 ).

000 001 011 010 110 111 101 100 1

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f = SX1 + Y1Y0( X1 + X0 ) + Y1Y0{ X0 (S + X1 ) + SX1X0}.

000 001 011 010 110 111 101 100

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000 001 011 010 110 111 101 100

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g=

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p = S( X1 + X0Y0Y1)

 

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