5.51. XOR

Purpose

To perform a logical XOR (exclusive OR) operation.

Procedure

The output becomes TRUE (=1) if one and only one of the two input signals are TRUE.

Parameters

None.

Remarks

The output value shows whether the input values are mutually exclusive.

Examples

Table 1 presents the possible output values for the XOR component.

Table 1: Possible output values

Scenario	input 1	input 2	Output
1	TRUE	TRUE	FALSE
2	TRUE	FALSE	TRUE
3	FALSE	TRUE	TRUE
4	FALSE	FALSE	FALSE