Half adder X27385

Design a half adder that is a circuit that performs the addition of two binary digits, a and b. It outputs the sum and the output carry.

Specification

module halfadder(a, b, sum, carry); input a, b; output sum, carry;

Input

• a and b are the two input values.

Output

• sum is the least significant digit of a + b.
• carry is the output carry, i.e., the most significant digit of a + b.