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EndsemMay 20232019 patternTE E&TC

Microcontrollers & applications SPPU Endsem Question Paper May 2023

All 8 questions from this SPPU endsem paper, as printed. Read them here or open the PDF.

Open the PDFMost repeated Microcontrollers & applications questions
Subject code
304184
Pattern
2019 pattern
Exam
Endsem
Session
May 2023
Max. marks
70
Time
2½ Hours
Semester
I
Paper code
[6003]-394

Printed for: T.E. (E & TC)

Instructions to the candidates

  1. Answer Q1 or Q2, Q3 or Q4, Q5 or Q6 and Q7 or Q8.
  2. Neat diagrams must be drawn wherever necessary.
  3. Figures to the right indicate full marks.
  4. Use of calculator is allowed.
  5. Assume suitable data if necessary.

Questions

  1. Q1

    1. a)

      Draw and explain the block schematic of PIC18F4550 MCU unit.

      Also asked:May 2025

      [6]
    2. b)

      Explain functions of ALU in PIC18F4550 with example.

      Also asked:May 2025 ·Nov 2024

      [6]
    3. c)

      State features of PIC18F4550

      [6]

  2. Q2

    1. a)

      Explain the criteria for choosing PIC18F184550 Microcontroller.

      Also asked:May 2025

      [6]
    2. b)

      Explain PSW of PIC18F4550

      [6]
    3. c)

      Draw and explain the data memory organization of PIC18F4550

      Also asked:Nov 2025 ·May 2025 ·Nov 2024 ·Nov 2023

      [6]

  3. Q3

    1. a)

      Draw and explain the Timer 0, 8bit operation in details compare the Timer 0,1,and 2.

      Also asked:May 2025

      [9]
    2. b)

      Write a program for 2.5 KHz and 75% duty cycle PWM generation with N=4.Fosc=10MHz.

      Also asked:May 2025 ·Nov 2024 ·Nov 2023

      [8]

  4. Q4

    1. a)

      Write program to generate delay of 10 ms using timer 0, 16 bit and no prescaler.

      Also asked:May 2025 ·Nov 2024

      [9]
    2. b)

      Explain in details capture mode of PIC18F4550 2

      Also asked:Nov 2025 ·May 2025

      [8]

  5. Q5

    1. a)

      Explain step wise procedure and design methodology of PIC test board.

      Also asked:Nov 2025 ·May 2025 ·Nov 2023

      [6]
    2. b)

      Draw an interfacing diagram of LCD with PIC18F4550 and explain function of RS and EN.

      Also asked:May 2025

      [6]
    3. c)

      Draw port structure with SFRs used in Programming.

      Also asked:May 2025 ·Nov 2024 ·Nov 2023

      [6]

  6. Q6

    1. a)

      Draw an interfacing diagram of LEDs connected to port B and write an embedded C program for continuous flashing.

      [6]
    2. b)

      Draw an interfacing diagram of 4×4 matrix keyboard and explain the concept of key detection.

      Also asked:May 2025

      [6]
    3. c)

      Draw home protection system using motion detectors and IR sensors, display the status on LED and LCD.

      [6]

  7. Q7

    1. a)

      State features of SPI bus and compare RS232 and RS 485

      Also asked:May 2025

      [9]
    2. b)

      State features of EEPROM, draw an interfacing diagram with PIC18F4550.

      Also asked:Nov 2025 ·May 2025 ·Nov 2024 ·Nov 2023

      [8]

  8. Q8

    1. a)

      Explain use of 12C bus with start, stop and busy condition, compare 12C and SPI bus.

      [9]
    2. b)

      This part has equations that don’t show as text. Open the PDF to read it.

      [8]