Before diving into advanced electronics, I wanted to revisit the foundations of digital logic. This time, I decided to build a full adder circuit.
What is a Full Adder?
A full adder is a digital circuit that adds three binary inputs and gives two outputs:
What is a Full Adder?
A full adder is a digital circuit that adds three binary inputs and gives two outputs:
- Sum
- Carry
Truth table
| A | B | C_in | Sum | C_out |
|---|---|---|---|---|
| 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 |
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