CS302 Assignment No. 3 Idea Solutions

Question No: 1

For the positive Edge- Triggered J-K flip flop with preset and clear inputs as shown in figure (a) below. Determine the Q outputs for the inputs shown in timing diagram (b) if Q is initially low.                                                                                        Marks 10

(a)

Timing Diagram

Question No: 2

Counting numbers is one of the applications of flip-flops. Determine the output waveforms in relation to Q_A, Q_B and Q_C in the counter circuit given in figure below. Also show the binary sequence represented by these waveforms.    (Marks 7+3)