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EndsemMay 20242019 patternTE Electrical

Microcontrollers and Embedded Systems (MES) SPPU Endsem Question Paper May 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
May 2024
Max. marks
70
Time
2½ Hours
Semester
I
Paper code
[6262]-66

Printed for: T.E. (Electrical Engineering)

Instructions to the candidates

  1. Solve Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7 or Q.8.
  2. Neat diagrams must be drawn wherever necessary.
  3. Figures to the right indicate full marks.
  4. Assume Suitable data if necessary.
  5. Use of non-programmable calculator is allowed.

Questions

  1. Q1

    1. a)

      List the step for compare mode programming of CCP module of PIC18.

      Also asked:Nov 2025

      [4]
    2. b)

      Explain bit configuration of CCP1CON.

      Also asked:Nov 2024

      [6]
    3. c)

      Write a C program to create 2 KHz PWM frequency with 75% duty cycle on CCP1 pin. Assume XTAL = 10Mhz.

      Also asked:Nov 2025

      [8]

  2. Q2

    1. a)

      Describe programming steps of PWM mode.

      Also asked:Nov 2024

      [4]
    2. b)

      Explain how time period and duty cycle is set for generation of a waveform using PWM mode of CCP module.

      Also asked:Nov 2025

      [6]
    3. c)

      Write a program to generate a square wave with frequency 10 kHz and 50% duty cycle on the CCP1 pin, use Timer1.

      Also asked:Nov 2024

      [8]

  3. Q3

    1. a)

      Differentiate between Interrupt method and polling method.

      Also asked:Nov 2024

      [3]
    2. b)

      Explain interrupt structure of PIC 18 with neat diagram.

      [6]
    3. c)

      Write a C program to toggle an LED connected to pin RB7 on occurrence of an interrupt INTO.

      [8]

  4. Q4

    1. a)

      Explain use of INTOIF in INTCON.

      [3]
    2. b)

      What the steps in executing an interrupt.

      Also asked:Nov 2025

      [6]
    3. c)

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

      Also asked:Nov 2024

      [8]

  5. Q5

    1. a)

      Which bits are used to set the conversion time of ADC?

      Also asked:Nov 2025

      [4]
    2. b)

      Explain bit configuration of ADCON0.

      Also asked:Nov 2024

      [6]
    3. c)

      Write a C program to get data from Channel 0 (AN0) using ADC interrupt and displays the result on PORTC and PORTD.

      Also asked:Nov 2025

      [8]

  6. Q6

    1. a)

      State the features of ADC of PIC18F458.

      Also asked:Nov 2025

      [4]
    2. b)

      State the Sensors used for temperature measurement. Draw flow chart for temperature measurement using ADC of PIC 18.

      Also asked:Nov 2025

      [6]
    3. c)

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

      Also asked:Nov 2024

      [8]

  7. Q7

    1. a)

      Explain importance of TSR in serial communication.

      Also asked:Nov 2024

      [3]
    2. b)

      Write a program for PIC18 to transfer the letter ‘T’ serially at the baud rate of 9600, continuously. Assume XTAL = 10MHz.

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

      [6]
    3. c)

      Draw and explain Serial communication USART transmit block diagram.

      Also asked:Nov 2025

      [8]

  8. Q8

    1. a)

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

      Also asked:Nov 2024

      [3]
    2. b)

      Write down programming steps to transfer data serially.

      Also asked:Nov 2024

      [6]
    3. c)

      What are the steps for SPI read and write protocol for single byte? 

      [8]