Imagine a new kind of flip-flop called a J N flip-flop which has two inputs J and N. Input J behaves like the J input of the J K flip-flop, and input N behaves like the complement of the K input of a J K flip-flop (N=K’). (a). Derive the characteristic table and excitation table of the J N flip-flop. (b). Show that a D flip-flop can be constructed from a J N flip-flop by connecting its two inputs (J and N) together.

Imagine a new kind of flip-flop called a J N flip-flop which has two inputs J and N. Input J behaves like the J input of the J K flip-flop, and input N behaves like the complement of the K input of a J K flip-flop (N=K’). (a). Derive the characteristic table and excitation table of the J N flip-flop. (b). Show that a D flip-flop can be constructed from a J N flip-flop by connecting its two inputs (J and N) together.

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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Suppose that you want to design a new flip-flop and name it as AMflip-flop. This AM flip-flop behaves as follows: If A = 1, the flip-flopcomplements the current state. If A =0, the next state of the flip-flopis equal to the value of M.a. Derive the characteristic table for the AM flip-flop.b. From the characteristic tables of both flip-flops, the JK and theAM (that you have derived in part a), find the equivalent valuesof J & K for each of the AM states.For example, if for A= 0, M=0, Q(‡+1) was, say, x; then youshould find the equivalent combination of J & K that producesthe same output.c. Based on the result that you have obtained in part b, show howa JK flip-flop can be converted to an AM flip-flop by addinggate(s) and inverter(s).
b) Using an SR latch and logic gates, design a T-N flipflop which has two input lines (T and N) and two output lines (Q and Q'). The flip-flop operates according to the following characteristics table. Determine the characteristics equations and draw circuit diagram. Inputs T Outputs Q(t+1) | Q'(t+1) Operation Reset No-Change Toggle Reset Q(t) Q'(t) Q'(t) Q() 1
Design a D Flip-Flop using a JK Flip-Flop and basic gates.You have to show the followingi. The conversion tableii. The simplified equation(s) for the flip-flop input(s)iii. The final circuit diagram
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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?
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Q2: A synchronous state machine has two inputs (X1 and X2) and two outputs (Z1 and Z2). It consists of two D-type flip flops (YI and Y2). Deduce the state diagram of the circuit? Consider the equations of flip flops inputs and the outputs of circuit as following: ( Dy₁ = X₂Y₂ + X₂Y₁Y₂ Dy₂ = X₁Y₁Y₂ + Y₁Y₂, Z₁ = Y₁Y₂, Z₂ = X₁Y₁Y₂