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Home ‣ Digital Electronics ‣ Shift Registers Comments
  • Question

  • Eight states are in an 8-bit Johnson counter sequence.


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  • A. True
  • B. False

  • Correct Answer
  • False 

    • Shift Registers problems

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    • 1. A stepper motor makes its rotation in smooth continuous motion.

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    • A. True
    • B. False
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    • 2. The storage capacity of a register makes it an important type of memory.

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    • A. True
    • B. False
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    • 3. There are several ways to construct a stepper motor to achieve digitally controlled stepping action. One possibility is to construct four stator coils set up as four pole pairs, each 45° apart and using three ferromagnetic pairs spaced 60° apart.

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    • A. True
    • B. False
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    • 4. Bidirectional means having two states.

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    • A. True
    • B. False
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    • 5. A universal shift register has both serial and parallel input and output capacity.

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    • A. True
    • B. False
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    • 6. When is LOW, the data are shifted one bit per clock pulse.

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    • A. True
    • B. False
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    • 7. The 74194 4-bit bidirectional universal shift register has a wide range of applications.

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    • A. True
    • B. False
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    • 8. Parallel load means to load all flip-flops at the same time.

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    • A. True
    • B. False
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    • 9. In a 74164 8-bit shift register, in order for the parallel data output to be synchronously loaded on the negative clock edge, the parallel enable input is LOW.

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    • A. True
    • B. False
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    • 10. A stage is two storage elements in a register.

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    • A. True
    • B. False
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