The XOR (exclusive OR) output is 1 if the signal status of the inputs is different.
A block input that is not used (x) is assigned: x = 0.
XOR function logic table
Input 1 |
Input 2 |
Output |
0 |
0 |
0 |
0 |
1 |
1 |
1 |
0 |
1 |
1 |
1 |
0 |