1) Consider a sequential circuit shown in Fig. 3. The characteristic equation and table of the SR and JK type flip-flops are given in Fig. 4. a) How many states does the circuit have? b) Obtain the state transition table. c) Obtain the state diagram. SR 00 Y 0 0 1 undefined 1 S1 yi J2 2 y2 OP 1 undefined Riyi'! Ky2 01 11 10 Ly SR 0 0 0 0 0 1 1 1 0 k 1 0 1 0 0 1 1 Y=S+R'y 1 0 0 1 0 1 1 1 0 JK 00 01 11 10 1 1 1 010 0 1 1 y] K 111001 0 0 0 0 0 1 Y=Jy'+Ky 0 1 0 0 1 1 1 0 0 1 0 1 1 1 0 1 1 1 X Clock signal Y 0 0 1 1 1 0 1 0 Figure 3 Figure 4