Draw the logic diagram for the four-bit circuit

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Reference no: EM13140175

Digital Logic-Arithmetic Circuit

Inputs Xi and Yi of each full adder in an arithmetic circuit have digital logic specified by the Boolean functions

Xi = Ai
Yi = B'iS + Bi C'in

where S is a selection variable, Cin is the input carry, and Ai and Bi are input data for stage i.

(a) Draw the logic diagram for the 4-bit circuit, using full adders and multiplexers.

(b) Determine the arithmetic operation performed for each of the four combinations of S and Cin: 00, 01, 10, and 11.

Reference no: EM13140175

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