2. PRE-LAB WORK 1. Given the logic diagram, truth table and pulse input for JK flip-flop, determine the waveform that will be observed on the Q output. Assume that Q is initially LOW. J K CLK Q ti 2. Construct the excitation table for JK flip-flop. uபட
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- Design a 2-bit synchronous binary counter using T flip-flops. Include the state diagram, state table, state equation, flip-flop input function and logic diagramThe waveforms shown are to be applied to a positive-edge triggered flip-flop- What is the value of output Q at point O?a. highb. lowc. indeterminated. Transitioning from low to highe. Transitioning from high to lowTask 1: Custom Sequence Counter Using JK Flip Flop, Design a counter circuit that cycles through the sequence: 0, 5, 4, 6, 1, 7, and repeats. Follow these steps: a) State Diagram: Draw a state diagram representing the sequence. Each state should be expressed as a binary number. b) State Table: Create a state table for the counter, detailing current states, next states, and outputs. c) Flip-Flop Input Equations: From the state table, derive the input equations for the flip- flops. Treat any unused states as don't-care conditions. d) Simplification using K-maps: Use Karnaugh maps to simplify the flip-flop input equations. Optionally, verify your simplifications using Multisim. e) Circuit Diagram: Draw the circuit diagram. Task 2: 3-bit Up/Down Counter Using Flip Flop of your choice, design a 3-bit counter that counts up or down based on an input signal X. The counter should behave as follows: Initial State: On powerup, the counter starts at 0. Count Up (X=1): Sequence progresses through…
- Q.6 Given a sequential circuit implemented using two JK flip-flop as in Figure Q.6a. Analyse the circuit by completing the timing waveform given in Figure Q.6b. QA QB Vcc SET SET J K CLR Q K CLR CLEAR Clk Figure Q.6a Clk CLEAR QA Qs Figure Q.6ba) Design a single-digit decade counter that counts from 0 to 9 and repeats. The single-digit decade counter should be built by a cascaded synchronous binary counter (74LS163) and other basic logic gates. Simulate the complete counter circuit by OrCAD and PSPICE. Capture the circuit schematic and the simulated waveform. (Define the simulation timings for at least one full counting cycle from 0 to 9 and back to 0.) (Hint: Use the DigClock input from the SOURCE as shown below and setup the CLK ONTIME and OFFTIME accordingly for the clock source.) 1/6 Pat DigClock Part List OFFTIME = SuS DSTM1 ONTIME = DELAY= STARTVAL = 0 OPPVAL = 1 Sus EUK FleStim AC Lbrajes Design Cache b) Read the specification of 74LS47 (BCD-to-7-Segment Decoder shown in Appendix) to see how the logic IC operates to drive a 7-segment LED display. Draw the circuit connection of the decade counter in (a) and the decoder to display the count value on the 7-segment LED display. Further explain why common anode…4. Figure Q.4(a) shows a JK flip-flop with active-LOW preset (PRE) and clear (CLR) functions. PRE CLK CLR Figure Q.4(a) a. In your own words, explain what is meant by 'no change' and "toggle operations in JK flip-flop. b. Determine the output waveform Q relative to the clock signal if the input waveforms shown in Figure Q.4(b) are applied. Assume that Q starts LOW CLK K PRE CLR Figure Q.4(b)
- Q: Consider the trailing edge triggered flip-flops shown: a. b. C. PRE D Clock Clock Clock K q' CLR CLR a) Show the timing diagram for Q Clock b) Show a timing diagram for Q if there is no CLR input. i. ii. ii, the CLR input is as shown. Clock R CLR c) Show a timing diagram for Q if i. there is no PRE input. ii. ii. the PRE input is as shown (in addition to the CLR input) Clock CLR PREDetermine the Q and Q' output waveforms of the D flip-flop with D and CLK inputs are given in figure (5). Assume that negative edge triggered flip-flop is initially RESET. E, CLK D. 0. 5.Define the following: flip-flops state table state diagram excitation table characteristic table characteristic equation state reduction
- Explain and design a mcd-6 co:unter using J-K flip flop. [QUESTION 4 Develop the state table for JK flip-flop and D flip flop as shown in Figure Q4a. Then, modify the JK flip-flop to behave like D flip-flop. a) CLOCK- J SET Q K CLR Q D. CLOCK Figure Q4a SET D Q CLRQThe 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.