Parity Circuits

BCD-to-excess-3

EXPERIMENT 1

1 bit comparator

PLEXER

Binary -to -Gray, Gray -to -Binary code converte

Half Subtractor

Built 4-Input XOR Gate

ADDERS AND SUBTRACTORS

Comparator(1 and 2 bit)

Excess 3 to BCD

74138

multiplexer

4 BIT BCD ADDER

Excess 3 to BCD

8:1 Mux using Logic Gates

1:8 DEMUX INTERNAL GATE DESIGN

1 bit comparator

Half Adder ,Full adder , Half Subtractor and Full Subtractor

2 bit comparator using basic gates

PLEXER

EXPERIMENT 1

1:8 DEMUX INTERNAL GATE DESIGN