I have used the same LFSR-PC trick for my relay CPU: https://github.com/artemonster/relay-cpu https://github.com/artemonster/relay-cpu Instead of having 24 re

I have used the same LFSR-PC trick for my relay CPU: https://github.com/artemonster/relay-cpu https://github.com/artemonster/relay-cpu Instead of having 24 relays to have a 12bit incrementer (a full adder requires 4 DPDT relays per bit or 2 quad relays) I only have 3 relays for 3 XORs :)