Digital System Projects Using HDL Questions

• In the keypad encoder, the ________ detects when a key is pressed.
• Depending on the ________ the IC is in, the output of the stepper motor HDL will respond to each pulse by changing state.
• In the digital clock project, a 60 pps input is transformed into a 1 pps timing signal. The block is called ________.
• In a real project, the first step of definition often involves some ________ on the part of the project manager.
• A frequency counter ________ a signal.
• When coming up with a strategy for dividing the overall project into manageable-size pieces one must ________.
• 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.
• In the keypad encoder, the ________ must hold in its current state until a key is released.
• In the frequency counter, the length of time for the ________ to be enabled can be selected with the range select input.
• The stepper motor HDL will ignore its counter inputs and pass control inputs directly to the output when set in mode ________.
• The major blocks of the frequency counter are the counter, ________, decoder/display, and the timing and control unit.
• In the digital clock project HDL code, the MOD-12 counter is using ________.
• 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 ________.
• In the stepper motor, the half-step sequence is used when ________.
• 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 ________.
• One of the first steps in small-project management is to determine ________.
• The step rate of the simulation of a stepper motor is probably ________ the actual stepper motor.
• In the keypad encoder, the ring counter is implemented using ________ that responds to the clk input.
• The timing and control block provides the ________ for the frequency counter.
• Using one case construct inside another is known as ________.