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Home Digital Electronics Digital System Projects Using HDL Comments

  • Question
  • 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

  • Correct Answer
  • freeze bit 


  • Digital System Projects Using HDL problems


    Search Results


    • 1. The half-step sequence of a stepper motor is created by inserting a start with only one coil energized between full steps.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. In the keypad HDL encoder, the freeze bit detects when a key is released.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. The direct drive mode of a stepper motor allows for less control by the operator.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. In the digital clock project, frequency prescaling is used to take a 1 pps input and transform it into a 60 pps timing signal.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. In HDL, one of the strategies used in strategic planning is to find the speed requirements.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. 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
    • 7. 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
    • 8. 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
    • 9. A frequency counter ________ a signal.

    • Options
    • A. measures
    • B. displays
    • C. measures and displays
    • D. measures, displays, and generates
    • Discuss
    • 10. 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
    • Discuss


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