(Solved): 4. Design a 4-bit universal shift register with the functions below. You may use any logic gates, ...

4. Design a 4-bit universal shift register with the functions below. You may use any logic gates, F/Fs, and MUXes as you wish. [Total: 20 points] output clear sets the register contents and output to 0 left_in- left out right_out _right_in s1 and so determine the shift function clock s0 s1 function 0 0 hold state 0 shift right 1 shift left 1 load new input input 1 0 1