Dictionary:Half adder

A circuit with two inputs (A and B) and two outputs, sum and carry (S and C). Its truth table is:

${\begin{array}{cccc}A&B&C&S\\\hline 0&0&0&0\\1&0&0&1\\0&1&0&1\\1&1&1&0\end{array}}$

C is an AND gate and S is an EXCEPT gate. See gate.

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