NOT gate

OR gate

NOR gate

NOT-NOR gate

AND-NOR gate

EX-NOR gate

HALF ADDER(NAND GATES)

HALF SUBTRACTOR (NAND GATES)

HALF SUBTRACTOR (CIRCUIT DIAGRAM)

HALF ADDER CIRCUIT

De-Morgans Law using NAND Gate

3- BIT BINARY TO GRAY AND GRAY TO BINARY

Binary to BCD

Multiplexer

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Flip Flops

AND gate

NAND- NOR gate

EX-OR gate

OR-NOR gate

NAND GATE

3-Bit Counters

2-BIT COUNTERS

Flip Flops

4-BIT BINARY TO GRAY AND GRAY TO BINARY