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EXP. NO.-01 FULL ADDER USING HALF ADDER AIM: To design a half adder using any gates and using such half gates design a full adder. TRUTH TABLE: For Half adder: For Full adder: EXPRESSION: For Half adder: Carry = A.B Sum = AB For Full adder: Sum = ABC Carry =C(A B) + AB BLOCK DIAGRAM: A S1 Sum B C1 7432 C Carry Fig: Full adder block diagram -1- A B Sum Carry 0 0 0 0 0 1 1 0 1 0 1 0 1 1 0 1 A B C Sum Carry 0 0 0 0 0 0 0 1 1 0 0 1 0 1 0 0 1 1 0 1 1 0 0 1 0 1 0 1 0 1 1 1 0 0 1 1 1 1 1 1 Half Adder Half Adder Hariom Kumar EC-B Roll No.: 21

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