MICROPROCESSORS AND APPLICATION UTU QUESTION PAPER

MICROPROCESSORS AND APPLICATION UTU QUESTION PAPER (2021-22)

MICROPROCESSORS AND APPLICATION

Course Name: B.TECH Branch: CSE/IT

Semester: VI

Subject: Microprocessors and Applications

Time: 3 Hours

Max Marks: 100

Number of Printed pages: 1

Note:- Attempt all questions: All Questions carry equal marks

Q1. Attempt any four parts of the following (5 x 4 = 20)

(a) Explain Minimum mode of 8086 MP with neat diagram.

(b) Explain in detail with a neat figure the working of the internal architecture of the 8086 MP.

(c) Define the RISC and CISC processor.

(d) Explain XCHG and CMP instructions.

(e) Define addressing mode of 8086.

Q2. Attempt any four parts of the following (5 x 4 = 20)

(a) With neat diagram explain the function of each component: microprocessor, memory, I/O and Buses. (b) Enlist the advantages of assembly language programming over machine language.

(c) Explain the clock oscillator chip 8284.

(d) Draw and explain the Intel 8282 Octal Latch chip.

(e) Explain the INC & DEC instructions.

Q3. Attempt any two parts of the following (10 x 2 =20)

(a) Write short note on 80286 and Pentium processors.

(b) Explain Maximum mode of 8086 MP with neat diagram. Also explain the write timing cycle of maximum mode.

(c) Explain Direst Addressing, Immediate addressing and Register Relative addressing mode in

reference to 8086.

Q4. Attempt any two parts of the following: (10 x 2 = 20)

(a) Draw block diagram of 8253/54 and write how it is initialized by microprocessor.

(b) Draw the pin configuration of 8051. Explain the function of each pin.

(c) Explain the use of microcontrollers in embedded system.

Q5. Attempt any two parts of the following: (10 x 2 = 20)

(a) Interface 128 KB memory with 8086 using proper diagram and addressing scheme. The Size of each clip of memory is 16 KB. Show the neat sketch with all address lines and necessary hardware with starting address of 40000 H.

(b) Describe the interfacing of an 8259 PIC to 8086 microprocessor.

(c) Explain the additional feature of 80186 microprocessor. What are the differences between 80386 and 80486 microprocessor?