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Central Processing Unit Q.39

0. A CPU has only three instructions I1, I2 and I3, which use the following signals in time steps T1-T5.
I1 : T1 : Ain, Bout, Cin
T2 : PCout, Bin
T3 : Zout, Ain
T4: Pcin, BOut
T5 : End
I2 : T1 : Cin, Bout, Din
T2 : Aout, Ain
T3 : Zout, Ain
T4 : Bin, Cout
T5 : End
I3 : T1 : Din, Aout
T2 : Ain, Bout
T3 : Zout, Ain
T4 : Dout, Ain
T5 : End
Which of the following logic functions will generate the hardwired control for the signal Ain.

  • Option : A
  • Explanation : T1.I1 + T2.I3 + T4.I3 + T3
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