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- Question
In the stepper motor, the half-step sequence is used when ________.
Options- A. less torque is needed
- B. larger steps are desired
- C. smaller steps are desirable
- D. more torque is needed
- Correct Answer
- smaller steps are desirable
- 1. In the digital clock project, when it is 11:59:59, AND gate 1 detects that the tens of hours is 1 and the enable input is active. On the next clock pulse the AM/PM flip-flop will ________.
Options- A. set
- B. reset
- C. toggle
- D. clear Discuss
- 2. In the digital clock project HDL code, the MOD-12 counter is using ________.
Options- A. a BCD counter followed by a MOD-2 counter
- B. a single HDL module
- C. a MOD-6 counter followed by a MOD-2 counter
- D. a MOD-12 counter followed by a D flip-flop Discuss
- 3. 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
- 4. 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
- 5. 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
- 6. VARIABLES are considered to be updated ________ within a sequence of statements in a PROCESS, whereas SIGNALS referred to in a PROCESS are updated when the PROCESS ________.
Options- A. once, starts
- B. immediately, suspends
- C. twice, ends
- D. never, starts Discuss
- 7. One of the first steps in small-project management is to determine ________.
Options- A. how many devices are controlled by the outputs
- B. a way to test each block
- C. if each block fits together
- D. how each block works Discuss
- 8. The step rate of the simulation of a stepper motor is probably ________ the actual stepper motor.
Options- A. slower than
- B. more than
- C. almost the same as
- D. exactly the same as Discuss
- 9. In the keypad encoder, the ring counter is implemented using ________ that responds to the clk input.
Options- A. SIGNAL
- B. FUNCTION
- C. CASE
- D. PROCESS Discuss
- 10. The timing and control block provides the ________ for the frequency counter.
Options- A. brains
- B. BCD counters
- C. display register
- D. six different frequency measurement ranges Discuss
Digital System Projects Using HDL problems
Search Results
Correct Answer: toggle
Correct Answer: a single HDL module
Correct Answer: display register
Correct Answer: 1
Correct Answer: BCD counter
Correct Answer: immediately, suspends
Correct Answer: how many devices are controlled by the outputs
Correct Answer: slower than
Correct Answer: PROCESS
Correct Answer: brains
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