Sequential logic (AQA A-Level Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
How do sequential logic circuits differ from combinational logic circuits?
How do sequential logic circuits differ from combinational logic circuits?
Outputs depend on current & past inputs
In a binary counter, what happens when the U/D control signal is set to 1?
In a binary counter, what happens when the U/D control signal is set to 1?
The counter counts up
What value triggers the Master Reset (MR) to reset all counter outputs to 0?
What value triggers the Master Reset (MR) to reset all counter outputs to 0?
A signal of 1
In a 4-bit binary counter, which output is the Least Significant Bit (LSB)?
In a 4-bit binary counter, which output is the Least Significant Bit (LSB)?
What is the maximum count for an -bit binary counter before it resets?
What is the maximum count for an -bit binary counter before it resets?
What range of values does a 4-bit binary counter count through?
What range of values does a 4-bit binary counter count through?
0 to 15
After which decimal value does a modulo-10 (BCD) counter reset?
After which decimal value does a modulo-10 (BCD) counter reset?
9
How many states does a Johnson (Decade) Counter cycle through?
How many states does a Johnson (Decade) Counter cycle through?
10 states
What do the outputs of a Johnson counter represent?
What do the outputs of a Johnson counter represent?
A sequence pattern
When do rising-edge triggered counters respond to the clock pulse?
When do rising-edge triggered counters respond to the clock pulse?
When clock goes from 0 to 1