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EndsemNov 20242019 patternTE Electrical

Microcontrollers and Embedded Systems (MES) SPPU Endsem Question Paper Nov 2024

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 2024
Max. marks
70
Time
2½ Hours
Semester
I
Paper code
[6353]-65

Printed for: T.E. (Electrical Engineering)

Instructions to the candidates

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

Questions

  1. Q1

    1. a)

      Describe programming steps of Capture mode.

      Also asked:May 2024

      [4]
    2. b)

      Explain bit configuration of CCP1CON.

      Also asked:May 2024

      [6]
    3. c)

      How DC Motor speed control is achieved using PWM mode of CCP module of PIC18F458.

      Also asked:May 2025 ·Nov 2023

      [8]

  2. Q2

    1. a)

      Describe programming steps of PWM mode.

      Also asked:May 2024

      [4]
    2. b)

      Explain with proper block diagram operation of capture mode.

      [6]
    3. c)

      Write a program to generate a square wave with frequency 10kHz and 50% duty Cycle on the CCP1 pin, use Timer 1.

      Also asked:May 2024

      [8]

  3. Q3

    1. a)

      Differentiate between Interrupt method and polling method.

      Also asked:May 2024

      [3]
    2. b)

      Describe Interrupt structure of PIC18F458.

      Also asked:May 2025

      [6]
    3. c)

      Write a program to generate a square wave of 2kHz with timer 0 on pin PORTB.5 with interrupts.

      [8]

  4. Q4

    1. a)

      Explain use of INT0IF in INTCON.

      [3]
    2. b)

      Explain steps in enabling and disabling interrupts.

      Also asked:Nov 2023

      [6]
    3. c)

      Write a program to generate a square wave that is half the frequency of signal applied at INT0 on PORTB.5 2

      Also asked:May 2024

      [8]

  5. Q5

    1. a)

      Explain ADC? Also explain its features.

      [4]
    2. b)

      Explain bit configuration of ADCON0.

      Also asked:May 2024

      [6]
    3. c)

      Explain AC voltage measurement using PIC18F458.

      [8]

  6. Q6

    1. a)

      Explain in brief ADIF & ADFM.

      [4]
    2. b)

      Explain bit configuration ofADCON1.

      [6]
    3. c)

      With the help of interfacing diagram explain how PC microcontroller can be used to measure temperature using LM35.

      Also asked:May 2024

      [8]

  7. Q7

    1. a)

      Explain importance of TSR in serial communication.

      Also asked:May 2024

      [3]
    2. b)

      Explain bit configuration of TXSTA.

      [6]
    3. c)

      Write PIC 18 program to transfer the letter “A” serially at 9600 baud rate continuously, Let XTAL = 10MHz.

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

      [8]

  8. Q8

    1. a)

      Explain how 8 and 9 bit data is transmitted in serial communication?

      Also asked:May 2024

      [3]
    2. b)

      Write down programming steps to transfer data serially.

      Also asked:May 2024

      [6]
    3. c)

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

      Also asked:Nov 2023

      [8]