Implementation of a 4-bit adder

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Reference no: EM131390281

The VHDL program in Figure 7-20 is the implementation of a 4-bit adder.

(a) Make the necessary changes to make it an 8-bit adder. Save this program as prob_c7_2.vhd.

(b) Test its operation by performing the following hex additions with cin = 0, then cin = 1: 44 + 22; 20 + 4D; AA + 22; FF + 01.

Reference no: EM131390281

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