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Home Digital Electronics Digital System Projects Using HDL Comments

  • Question
  • When coming up with a strategy for dividing the overall project into manageable-size pieces one must ________.


  • Options
  • A. name each input and output
  • B. fully understand how the device should operate
  • C. define successful completion of the project
  • D. know the nature of all the signals that interconnect all the pieces

  • Correct Answer
  • know the nature of all the signals that interconnect all the pieces 


  • Digital System Projects Using HDL problems


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    • 1. A frequency counter ________ a signal.

    • Options
    • A. measures
    • B. displays
    • C. measures and displays
    • D. measures, displays, and generates
    • Discuss
    • 2. In a real project, the first step of definition often involves some ________ on the part of the project manager.

    • Options
    • A. time
    • B. skill
    • C. research
    • D. management
    • Discuss
    • 3. In the digital clock project, a 60 pps input is transformed into a 1 pps timing signal. The block is called ________.

    • Options
    • A. a BCD counter
    • B. a MOD-60 counter
    • C. frequency divider
    • D. frequency prescaling
    • Discuss
    • 4. Depending on the ________ the IC is in, the output of the stepper motor HDL will respond to each pulse by changing state.

    • Options
    • A. mode
    • B. make
    • C. input
    • D. output
    • Discuss
    • 5. In the keypad encoder, the ________ detects when a key is pressed.

    • Options
    • A. ring counter
    • B. MOD-6 counter
    • C. BCD counter
    • D. freeze bit
    • Discuss
    • 6. The full-step sequence of a stepper motor always has two coils energized in any state of the sequence and typically causes ________ of shaft rotation per step.

    • Options
    • A. 5°
    • B. 10°
    • C. 15°
    • D. 20°
    • Discuss
    • 7. In the keypad encoder, the ________ must hold in its current state until a key is released.

    • Options
    • A. ring counter
    • B. MOD-6 counter
    • C. BCD counter
    • D. freeze bit
    • Discuss
    • 8. In the frequency counter, the length of time for the ________ to be enabled can be selected with the range select input.

    • Options
    • A. display register
    • B. frequency prescaler
    • C. BCD counter
    • D. signal generator
    • Discuss
    • 9. The stepper motor HDL will ignore its counter inputs and pass control inputs directly to the output when set in mode ________.

    • Options
    • A. 1
    • B. 2
    • C. 3
    • D. 4
    • Discuss
    • 10. The major blocks of the frequency counter are the counter, ________, decoder/display, and the timing and control unit.

    • Options
    • A. signal prescaler
    • B. control inputs
    • C. signal generator
    • D. display register
    • Discuss


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