4 bit parallel adder sub

FULL ADDER

NOT GATE

AND GATES

XOR

NOR GATE

XNOR

OR GATE

NAND GATE

HALF ADDER

Untitled

Untitled

NOT GATE USING NOR

OR GATE USING NOR

XNOR GATE USING NOR

NOT GATE USING NAND GATE

4X1 MULTIPLEXER

2X1 TO 8X1 MUX

Untitled

XOR GATE USING NAND GATE

XNOR GATE USING NAND GATE

3 X 8 DECODER

OR GATE USING NOR

AND GATE USING NAND GATE

XOR GATE USING NOR

OR GATE USING NAND GATE