Solve any one question fromQ.1(a,b,c) and Q.2(a,b,c)

1(a)
Minimize the following logic function and realize using NAND gates:

F (A, B, C, D) Σm(1, 3, 5, 8, 9, 11, 15) + d(2, 13).

F (A, B, C, D) Σm(1, 3, 5, 8, 9, 11, 15) + d(2, 13).

4 M

1(b)
Write the rules for BCD addition and give example.

2 M

1(c)
Draw and explain 3 bit Asynchrous UP counter using MS-JK flip-flop, also draw timing diagram for the same.

6 M

2(a)
Design 16: 1 Multiplexer using 4:1 MUX. Explain the truth table of your design.

6 M

2(b)
Compare Moore and Mealy model.

2 M

2(c)
Convert the following flip-flop:

i) JK to T

ii) SR to D.

i) JK to T

ii) SR to D.

4 M

Solve any one question fromQ.3(a,b) and Q.4(a,b)

3(a)
What is an ASM chart? Draw an ASM chart and state table for 2 bit UP-down counter having mode control input M: When M =1: Up counting and When M=0: Down counting.

6 M

3(b)
Implement the following Boolean function using PAL: F1 = Σm (0, 2, 3, 4, 5, 6, 7, 8, 10, 11, 15)

F2=Σ(1, 2, 8, 12, 13)

F2=Σ(1, 2, 8, 12, 13)

6 M

4(a)
Write VHDL code for full adder using: i) Data Flow modeling

ii) Structural modeling.

ii) Structural modeling.

4 M

4(b)
Explain entity declaration for IC7432(OR gate).

2 M

4(c)
Implement 3 bit binary to gray code coverter using PLA.

6 M

Solve any one question fromQ5(a,b) and Q.6(a,b)

5(a)
Compare TTL and CMOS logic family and also draw CMOS - NOR gate.

7 M

5(b)
Draw three input standard TTL NAND gate circuit and explain its operation.

6 M

6(a)
State the following charteristics of digital TTL and CMOS Ics:

i) Figure of merit

ii) Noise immunity

iii) Speed of operation.

i) Figure of merit

ii) Noise immunity

iii) Speed of operation.

6 M

6(b)
What is logic family? Give the classfication of logic family in detail.

7 M

Solve any one question fromQ7(a,b) and Q.8(a,b)

7(a)
Draw explain architecture of microcontroller 8051.

7 M

7(b)
Explain any three addressing modes of 8051 with example.

6 M

8(a)
Discuss the function of PSW register in 8051 and also explain different flags available in PSW of 8051.

7 M

8(b)
Explain the following instructions with respective to 8051 and also give example of each:

i) MOV A, Rn

ii) SWAP A

iii) SET B.

i) MOV A, Rn

ii) SWAP A

iii) SET B.

6 M

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