DEMORGAN'S LAW VERIFICATION((A+B)'=A',B')

BCD TO EXCRSS 3 CONVERTER

DEMORGAN LAW VERFICATION((A.B)'=A'+B')

4-BIT PARITY CHECKER

Parallel in parallel out

BCD TO EXCESS 3 CONVERTER

DISTRIBUTIVE LAW(A+(B+C)=A.B+A.C)

2-BIT MAGNITUDE COMPARATOR

serial in serial out

ASSOCIATIVE LAW VERIFICATION (ADDTION)

COMMUTATIVE LAW VERIFICATION

MULTIPLEXERS

4-BIT PARITY GENERATOR

PARALLEL IN SERIAL OUT

4 BIT RIPPLE UPCOUNTER

SERIAL IN SERIAL OUT

4 BIT RIPPLE DOWNCOUNTER

HALF ADDER & FULL ADDER

3 BIT SYNCHRONOUS BINARY UPCOUNTER

SYNCHRONOUS BCD COUNTER

4-BIT BINARY TO GRAY CODE CONVERTER

LOGIC GATES

4 - BIT GRAY TO BINARY CODE CONVERTER

3 BIT SYNCHRONOUS BINARY DOWNCOUNTER