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

The MC3020outputs 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

Sign parameters Edit

There are no sign parameters.

Pins Edit

Inputs Edit


  1. Input 1
  2. 3ISO


    Input 2

Outputs Edit

  1. XOR output

Uses Edit

  • Connect two levers to a MC3020 to have each lever toggle the output.