In the keypad encoder, the ________ detects when a key is pressed. – McqOptions

MCQOPTIONS

1.	In the keypad encoder, the ________ detects when a key is pressed.
A.	ring counter
B.	MOD-6 counter
C.	BCD counter
D.	freeze bit
Answer» E.

Discussion

No Comment Found

Related MCQs

In the keypad encoder, the ring counter is implemented using ________ that responds to the input.
In the keypad HDL encoder, the bit array represents a tristate buffer.
In the VHDL code of the stepper motor, the outputs are bit_vector type because they are binary bit patterns.
In the keypad application, when all columns are HIGH, the ring counter is enabled and counting, and is LOW, what is the status of the outputs?
In the keypad application, just after the 4 ms mark the simulation imitates the release of the key by changing the column value back to F hex, which causes the output to go into its Hi-Z state. On the next rising clock edge, what happens to ?
The full-step sequence always has two coils of the stepper motor energized in any state of the sequence and typically causes 30° of shaft rotation per step.
The major blocks of the frequency counter are the counter, ________, decoder/display, and the timing and control unit.
In the keypad encoder, the ________ activate(s) the freeze bit only when one column is low.
One aspect of project planning and management is the selection of ________ that will best fit the application.
In the keypad HDL encoder, as long as all columns are high the ring counter is enabled and counting.