Solved question paper for MPMC May-2025 (B-TECH 4th)

Solved Question Paper

Microprocessors and Microcontrollers May-2025

PTU • B-TECH • Electronics and Communication Engineering • 4th • May-2025

Microprocessors and Microcontrollers previous year question papers on BRpaper are organized for students of Punjab Technical University’s Bachelor of Technology program in the Electronics and Communication Engineering stream, 4th semester. This section makes it easier to browse subject-wise old question papers for Microprocessors and Microcontrollers, so students can review how questions are typically framed in past exams and get a sense of the exam pattern. Many students search for microprocessors and microcontrollers previous year question paper while preparing for exams, and this page is built to support exactly that kind of subject-wise browsing and revision. BRpaper is not the official website of Punjab Technical University or any institution, and it does not publish official notices or academic updates.

Solved Questions

Solved
  1. What do you mean by interfacing? Discuss.
    Very Short Answer 2 Marks May-2025 • PTU B-TECH
  2. Differentiate between LCALL and ACALL instructions.
    Very Short Answer 2 Marks May-2025 • PTU B-TECH
  3. Discuss the importance of flags in microcontrollers.
    Very Short Answer 2 Marks May-2025 • PTU B-TECH
  4. List the important properties of SRAM.
    Very Short Answer 2 Marks May-2025 • PTU B-TECH
  5. What is the function of ANL C, bit instruction? Explain by considering an example.
    Very Short Answer 2 Marks May-2025 • PTU B-TECH
  6. Discuss how port 1 Pin configuration is different from Port 2 Pin configuration in 8051.
    Very Short Answer 2 Marks May-2025 • PTU B-TECH
  7. What do you mean by cache memory? Discuss.
    Very Short Answer 2 Marks May-2025 • PTU B-TECH
  8. Discuss the function of HOLD and HLDA signals in 8085.
    Very Short Answer 2 Marks May-2025 • PTU B-TECH
  9. What do you mean by subroutine? What is its need?
    Very Short Answer 2 Marks May-2025 • PTU B-TECH
  10. What is the need of interrupts? Discuss.
    Very Short Answer 2 Marks May-2025 • PTU B-TECH
  11. Compare in brief:
    Long Answer 5 Marks May-2025 • PTU B-TECH
  12. Microprocessor and Microcontroller
    Long Answer 5 Marks May-2025 • PTU B-TECH
  13. SRAM and DRAM
    Long Answer 5 Marks May-2025 • PTU B-TECH
  14. Draw the flow chart and write a program using 8085 instructions to add all the six bytes of data are stored in a memory location starting at XX50H. Use register B to save any carries generated. Display the entire sum at two output ports.
    Long Answer 5 Marks May-2025 • PTU B-TECH
  15. What do you mean by an Instruction? Discuss the classification of instructions by considering suitable examples in 8085 microprocessor.
    Long Answer 5 Marks May-2025 • PTU B-TECH
  16. Write a program that continuously gets 8-bit from P0 and sends it to PI while simultaneously creating a square wave of 200 us period on pinP2.1. Use timer 0 to create the square wave. Assume that XTAL = 11.0592 MHz.
    Long Answer 5 Marks May-2025 • PTU B-TECH
  17. Write a program to interface LCD with microcontroller. Describe briefly the logic being used with the help of connection diagram.
    Long Answer 5 Marks May-2025 • PTU B-TECH
  18. Draw the block diagram and explain the function of each block of 8085 microprocessor architecture in detail.
    Long Answer 10 Marks May-2025 • PTU B-TECH
  19. Comparison of RISC and CISC architecture.
    Long Answer 10 Marks May-2025 • PTU B-TECH
  20. Addressing modes of 8051 with examples.
    Long Answer 10 Marks May-2025 • PTU B-TECH
  21. Stepper motor interfacing with 8051.
    Long Answer 10 Marks May-2025 • PTU B-TECH
  22. Memory organization in 8051.
    Long Answer 10 Marks May-2025 • PTU B-TECH

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01 Where can I find Microprocessors and Microcontrollers previous year question papers for Bachelor of Technology Electronics and Communication Engineering, 4th semester?

This page lists Microprocessors and Microcontrollers question papers uploaded for Punjab Technical University Bachelor of Technology Electronics and Communication Engineering, 4th semester, organized for subject-wise browsing where available.

02 Are these official Punjab Technical University question papers?

BRpaper is not the official website of Punjab Technical University. These papers are shared for reference and revision purposes only and are not official university material.

03 How can previous year Microprocessors and Microcontrollers papers help in exam preparation?

Reviewing past papers can help you understand how questions are typically framed, notice commonly repeated topics, and get a sense of the exam pattern before your own exam.

04 What kind of topics does Microprocessors and Microcontrollers usually cover?

The question papers here relate to the official Microprocessors and Microcontrollers syllabus set by the university for this course and semester.

05 Does this page include a Microprocessors and Microcontrollers previous year question paper or solved answers?

This page focuses on providing access to the previous year question papers themselves. A separate question bank or solved answers may not be available for every paper.

06 Can I find papers for other subjects in the same Bachelor of Technology Electronics and Communication Engineering?

Yes, BRpaper organizes papers by university, course, stream, and semester, so you can browse other subjects within the same Punjab Technical University Bachelor of Technology Electronics and Communication Engineering.