Electronics/Electronics Formulas/Adder

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Half Adder[edit]

A B S C
0 0 1 1
0 1 0 1
0 1 1 0
0 0 0 1
Half Adder.svg






Full Adder[edit]

A (1) B (1) Cin (1) S (1) Cout (2)
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

Full Adder.svg

Application[edit]

adding 2 4 bit binary numbers

4-Bit Full Adder.svg