Full Adder
This is just a simple Full Adder and also a 4-bit simplistic magnitude comparator
This is an full adder circuit
XOR, Half adder, Full adder, Multi-bit full adder, Comparator, Multi-bit comparator, Shifter, Multiplexer 4-to-1, Demultiplexer 1-to-4, Decoder 2-to4, ALU-Arthmetic Logic Unit