What is the exam pattern and passing mark for GTU Microprocessor and Interfacing (3160712)?

The GTU theory examination carries 70 total marks with a duration of 2.5 Hours. Minimum passing criteria is 23 marks (33%). The paper consists of 5 main questions with official marking breakdown and internal choices.

Where can I download the official GTU 3160712 Summer 2026 question paper PDF?

The official GTU question paper PDF is linked directly from Gujarat Technological University's official examination archive. You can view the full paper online or download the original file.

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Gujarat Technological UniversitySummer 2026 examination

GTU 3160712 Microprocessor and Interfacing (MPI) Summer 2026 Question Paper & PDF

B.E. · Computer Engineering · Semester 6 · Subject code 3160712

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Total: 70 marks
To pass: 23 marks (33%)
Duration: 2.5 Hours 10:30 AM – 1:00 PM
Questions: 5 with internal choice

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13 of 25 questions on this paper were also asked in other years. 1 more is a type of question GTU sets again with new data. Each is marked below with the years it appeared.See all 32 repeated 3160712 questions, most asked first

Q.1

14 Marks

(a)

3 marks

Define

1)Microprocessor

2)Program Counter

3)Accumulator

(b)

4 marksAsked in 3 of 7 papers

Explain general purpose registers in 8085 Microprocessor

Also asked in Summer 2025 Q1b, Winter 2023 Q4a

(c)

7 marksAsked in 3 of 7 papers

Draw and explain Pin diagram of 8085 Microprocessor

Also asked in Summer 2024 Q1c, Winter 2023 Q1c

Q.2

14 Marks

(a)

3 marks

Explain functions of following pins in 8085

1)TRAP

2)SID

3)HLDA

(b)

4 marks

Explain Memory Write Machine Cycle of 8085 with suitable diagram

(c)

7 marksAsked in 4 of 7 papers

Elaborate different addressing modes in 8085 with suitable examples

Also asked in Winter 2025 Q3a OR, Summer 2024 Q2c, Summer 2023 Q3c OR

(c)

7 marksAsked in 2 of 7 papers

Draw the memory interface 4kB of EPROM with starting address from 0000H and 2kB of RAM with starting address followed by EPROM with 8085 Microprocessor

Also asked in Summer 2024 Q2c OR

Q.3

14 Marks

(a)

3 marksAsked in 3 of 7 papers

Define

1)Assembler

2)Linker

3)Debugger

Also asked in Winter 2024 Q2a, Winter 2023 Q2a

(b)

4 marksAsked in 2 of 7 papers

Describe any four data transfer instructions in 8085 with examples

Also asked in Summer 2024 Q3b OR

(c)

7 marks

Write an assembly language program to add two 16-bit numbers stored in memory with carry in 8085 simulator. Store result in the memory

(a)

3 marks

Specify byte size of each instruction

1)ADD B

2)MVI A,32H

3)CMA

(b)

4 marksAsked in 2 of 7 papers

Describe any four arithmetic instructions in 8085 with examples

Also asked in Summer 2024 Q3b

(c)

7 marksSame type asked in 2 of 7 papers

Write an assembly language program in 8085 to arrange five 8-bit numbers in ascending order stored at memory location starting from 1000H

Also asked in Summer 2024 Q3c OR

Q.4

14 Marks

(a)

3 marks

Define Stack. Explain importance of Stack in 8085 Microprocessor

(b)

4 marksAsked in 4 of 7 papers

Differentiate the memory-mapped IO with the IO-mapped IO

Also asked in Summer 2024 Q4a OR, Winter 2023 Q4b OR, Summer 2023 Q4b

(c)

7 marks

Explain various operating modes of 8255A

(a)

3 marks

Explain following instructions:

1)RIM

2)SHLD

3)RRC

(b)

4 marks

Explain working of CALL and RET instructions in 8085 microprocessor with example

(c)

7 marksAsked in 4 of 7 papers

Draw and explain architecture of 8259A

Also asked in Summer 2025 Q4c OR, Winter 2024 Q4b OR, Summer 2024 Q4c OR

Q.5

14 Marks

(a)

3 marksAsked in 2 of 7 papers

Describe different types of segment registers in 8086 Microprocessor

Also asked in Summer 2025 Q5b

(b)

4 marks

Explain flag register in 80286 Microprocessor

(c)

7 marksAsked in 2 of 7 papers

Draw and explain BIU and EU in 8086 Microprocessor

Also asked in Summer 2023 Q5b

(a)

3 marks

Differentiate 8086, 80286 and 80386

(b)

4 marksAsked in 3 of 7 papers

Explain operating modes of 8086 Microprocessor in detail

Also asked in Summer 2025 Q5a, Winter 2024 Q5b

(c)

7 marksAsked in 3 of 7 papers

Draw and explain architecture of 80286 Microprocessor

Also asked in Summer 2025 Q5c, Summer 2023 Q5c OR

More Microprocessor and Interfacing papers

Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.

Winter 202570 marks · 5 questions

Summer 202570 marks · 5 questions

Winter 202470 marks · 5 questions

Summer 202470 marks · 5 questions

Other Semester 6 subjects

BE Computer

116AG01

Deep Learning and Neural Network

2160701

Software Engineering

2160704

Theory of Computation

2160707

Advanced Java

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About this paper

Official Gujarat Technological University (GTU) examination paper for Microprocessor and Interfacing (MPI) (Summer 2026, B.E. · Computer Engineering, Sem 6). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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