Regarding flip-flops, it can be said that: Choose an option: A. the D flip-flop is achieved through a JK master-slave flip-flop with the J and K inputs short-circuited (one connected to the other). B. in the SR flip-flop, the condition of S = R = 1 is allowed. C. when the inputs of a JK flip-flop are at a high level, the output will assume a logic level opposite to the previous output. D. in flip-flop outputs, there is only one possible output state. E. the T flip-flop is obtained through a JK master-slave flip-flop with the K input inverted (by inverter) in relation to the J input

Regarding flip-flops, it can be said that: Choose an option: A. the D flip-flop is achieved through a JK master-slave flip-flop with the J and K inputs short-circuited (one connected to the other). B. in the SR flip-flop, the condition of S = R = 1 is allowed. C. when the inputs of a JK flip-flop are at a high level, the output will assume a logic level opposite to the previous output. D. in flip-flop outputs, there is only one possible output state. E. the T flip-flop is obtained through a JK master-slave flip-flop with the K input inverted (by inverter) in relation to the J input

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter22: Sequence Control

Section: Chapter Questions

Problem 6SQ: Draw a symbol for a solid-state logic element AND.

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The following statements describe the sequential circuits. Select all the TRUE statements. a The sequential circuits consist of a combinational circuit and storage elements. b The storage elements keep a binary bit even though the circuit power is gone. c Only the current input determines the outputs of sequential logic circuits. d The flip-flop is controlled by signal levels.
1 - Regarding flip-flops, it can be said that: Choose an option: A. when the inputs of a JK flip-flop are at a high level, the output will assume a logic level opposite to the previous output. B. In flip-flop outputs, there is only one possible output state. C. the D flip-flop is achieved through a JK master-slave flip-flop with the J and K inputs short-circuited (one connected to the other).D. in the SR flip-flop, the condition of S = R = 1 is allowed. E. the T flip-flop is obtained through a JK master-slave flip-flop with the K input inverted (by inverter) in relation to the J input. what is the right option?
Use D flip-flops to design a mod-16 binary down counter, whose counting sequence is 1111->1110->1101->1100->1011-> … ->0000->1111…. Derive the logic expressions for the D inputs of the flip-flops and draw the circuit diagram.
Write the next-state equations for the flip-flops and the output equation. (b) Construct the transition and output tables. (c) Construct the transition graph. (d) Give a one-sentence description of when the circuit produces an output of 1. Q2 D2 Q1 T1 CLK Figure 4
5. JK flip-flops are often used to build counters. The JK flip-flop will toggle the original output value when triggered by the clock signal if both the J,K inputs are connected with a constant "high"(logic 1). All the JK flip-flops in Figure 2 are negative edge triggered. All the initial values of Q2Q1Q0 are 0. Qo (LSB) (MSB) Input K K Logic 1 Input Q2 000 Figure 2. Counter (a) Sketch the output waveforms forQ2 Q1 Q0. Write down the output binary value (Q2Q1Q0: such as "000", "001") for each clock period on the figure. (b) Describe the function of the counter (e.g. binary down counter counting from 7 to 0).
Design a 2-bit countdown counter using D flip-flops and binary coding. This circuit has an input X. When X=0 flip-flops preserve their states. When X=1 next state is 1 less than the previous state. e.g. When X=1 if present state is 11 then the next state should be 10.
Flip-flops are basic memory element used in sequential circuits. Flip-flop has two stable states – logic 0 or logic 1. A flip-flop will either be in one of the two stable states after application of the input signals; it will remain to be in that state even if the inputs are removed. Flip-flops are also known as the latch or toggle.(a) (i) What is the difference between D flip-flop and JK flip-flop. (ii) How will you convert a D flip-flop to J K flip-flop? (b) Realize the following function of three variables with 8:1 MUX. F (A,B,C) = ∑(0.1,3,4,7) (c) (i)kindly demonstrate, the difference between the output waveform of the output Q of D flip-flop and the Q of clocked R S flip-flop. AP(4marks)3(ii) How will you modify an asynchronous R S flip-flop so that when both the inputs R and S are 1, the flip-flop is set?
Redesign by using D flip-flops and give the state diagram for the logic circuit after the redesign. X J yi Z, K yi J y2 K clock
A sequential circuit has two JK flip-flops A and B, two inputs x and y, and one output z. The flip-flop input equations and circuit output equation are attached below: a) Draw the logic diagram of the circuit. b) Derive the state equations for A and B c) Tabulate the state table. d) Draw the state diagram for the circuit and describe the function of circuit.
please draw a logic diagram with following description Two D flip-flops (DFF1 and DFF0): DFF1 stores Q1 DFF0 stores Q0 Combinational logic for D flip-flop inputs (D1 and D0): D1 = Q1 & power D0 = power & (Q1 ^ sensor) Output signals (A, B, C , and D): A = ~(Q1 | Q0) B = ~Q1 & Q0 C = Q1 & ~Q0 D = Q1 & Q0
You want to design a synchronous counter sequential logic circuit. Counting from 0 to 9 will perform and not count the numbers 0, 3, 5, 8. (a) List the steps you will apply in the design approach. State Diagram and Status Create the table. (b) Design the sequential circuit using Flip-Flops. Explain each step. Desired action show that it does.
It will be designed as a flip-flop synchronous logic circuit with inputs P, N and having the following operating characteristics. Construct this flip-flop using a JK flip-flop and the required logic gates. In other words, design and draw the synchronous logic circuit that converts the JK flip-flop to this flip-flop.