MC3020 is an IC that outputs a high if and only if the first two inputs are not the same. As of alpha 3: any two inputs are accepted. If three are given, the last (input 3) is ignored. If only one is given, IC retains state.

Equivalent Perlstone script: AB^r

Truth Table

A B Output
0 0 0
1 0 1
0 1 1
1 1 0

Sign Lines

  1. XOR
  2. [MC3020]
  3. Blank
  4. Blank

IC Pins


  • The XOR Operand


  • Outputs high if the inputs are not equal


Node Description Default Role Allows creation of the Xor Gate (MC3020) IC. user