Question: Q 3 : Modify the unidirectional Serial - In Serial - Out ( SISO ) 4 - bit shift register circuit implemented using D Flip

Q3: Modify the unidirectional Serial-In Serial-Out (SISO)4-bit shift register circuit implemented using D Flip-Flops (7474)- EXP7 to create a bidirectional shift register that can shift data either to the left or to the right based on a control signal.
Q 3 : Modify the unidirectional Serial - In

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