XNOR
The XOR gate (sometimes EOR gate or EXOR gate) is a digital logic gate that implements an exclusive or; that is, a high output (1), if one and only one, of the inputs to the gate is high. If both inputs are low (0) or both are high, a low (0) output results.
XNOR symbol
Example for XNOR
XNOR gate truth table
| A | B | Output |
|---|---|---|
| 0 | 0 | 1 |
| 0 | 1 | 0 |
| 1 | 0 | 0 |
| 1 | 1 | 1 |