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EndsemNov 20232019 patternTE Electrical

Microcontrollers and Embedded Systems (MES) SPPU Endsem Question Paper Nov 2023

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

Open the PDFMost repeated MES questions
Subject code
303145A
Pattern
2019 pattern
Exam
Endsem
Session
Nov 2023
Max. marks
70
Time
2½ Hours
Semester
I
Paper code
[6180]-79

Printed for: T.E. (Electrical)

Instructions to the candidates

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

Questions

  1. Q1

    1. a)

      Draw CCP1CON and list the steps involved in programming PIC18F458 microcontroller in capture mode.

      Also asked:May 2025 ·May 2023

      [9]
    2. b)

      Explain Speed control of DC motor using PWM mode of CCP module.

      Also asked:May 2025 ·Nov 2024

      [8]

  2. Q2

    1. a)

      List out timers used for CCP module in PIC18F458. Also explain CCP registers used in detail.

      Also asked:May 2025

      [9]
    2. b)

      Explain the steps of PWM Programming in CCP Module. Find the minimum and maximum PWM frequency allowed for XTAL=10MHz.

      Also asked:May 2023

      [8]

  3. Q3

    1. a)

      Enlist Interrupt registers in PIC18F458. Explain any two.

      Also asked:May 2025 ·May 2023

      [9]
    2. b)

      Explain Enabling and Disabling of Interrupts in PIC18.Also state the steps to enable interrupts in PIC18.

      Also asked:Nov 2024

      [9]

  4. Q4

    1. a)

      State steps the microcontroller does perform upon activation of an interrupt.

      Also asked:May 2023

      [9]
    2. b)

      Explain external INT0 interrupt programming in PIC18.

      [9]

  5. Q5

    1. a)

      Explain in detail the function of following flags related to on board ADE of PIC microcontroller : i) ADIF ii) Go/Done iii) ADFM iv) ADON

      Also asked:May 2025

      [8]
    2. b)

      With the help of interfacing diagram and flow chart, explain how PIC microcontroller can be used to measure temperature using LM35 sensor.

      Also asked:May 2025

      [9]

  6. Q6

    1. a)

      Explain ADCON0 and ADCON1 registers in detail.

      [8]
    2. b)

      Draw a neat diagram and flow chart, explain AC voltage measurement using PIC nicrocontroller.

      Also asked:May 2025

      [9]

  7. Q7

    1. a)

      Write a C program for the PIC18 to transfer the message “A” serially at 9600 baud, 8-bit data,l stop bit. Do this continuously. Assume XTAL = 10MHz.

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

      [9]
    2. b)

      Compare synchronous and asynchronous serial communication.

      [9]

  8. Q8

    1. a)

      Draw and explain the block diagram of USART transmitter in PIC18.

      Also asked:Nov 2024

      [9]
    2. b)

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

      [9]