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Embedded System Design (ESD) important questionsMost repeated in SPPU papers

These 23 questions appeared in more than one SPPU Embedded System Design paper we have: 7 papers, from May 2023 to Nov 2025. The most-asked come first. Each one links to the papers it was asked in.

All ESD papers and notes

Repeated questions

Endsem questions (23)

  1. 5×asked

    Draw an interfacing diagram of DHT11 with LPC2148 and write an algorithm to display the temperature on LCD.

    Nov 2025 ·May 2025 ·May 2024 ·Nov 2023 ·May 2023

  2. 5×asked

    Draw an interfacing diagram of STM32F4xx with accelerometer MPU 6050 with flowchart to display the parameters.

    May 2025 ·Nov 2024 ·May 2024 ·Nov 2023 ·May 2023

  3. 3×asked

    Draw an interfacing diagram and write a C program to interface “7- Segment” with STM32F4xx controller and display count digit “1” or “7” on it.

    Nov 2025 ·May 2024 ·May 2023

  4. 3×asked

    Enlist the features of on chip ADC & DAC of STM32F4xx controller. Write program to generate ramp waveform using DAC.

    Nov 2025 ·Nov 2023 ·May 2023

  5. 3×asked

    Enlist various registers required to configure Serial Communication of STM32F4xx Microcontroller. Explain any one with suitable example.

    Nov 2025 ·May 2024 ·May 2023

  6. 3×asked

    Draw an interfacing diagram to interface LDR & MQ3 sensor with STM32F4xx microcontroller and write algorithm to display the light & the Gas percentage parameter on LCD.

    May 2025 ·May 2024 ·Nov 2023

  7. 3×asked

    State features of CAN Bus with CAN Bus frame.

    May 2025 ·May 2024 ·May 2023

  8. 2×asked

    Draw and explain CMSIS standard for firmware development in ARM Cortex based system.

    Nov 2025 ·Nov 2023

  9. 2×asked

    Write a program to generate 100 ms time delay using timer. Assume external clock frequency of 16 MHz

    Nov 2025 ·May 2025

  10. 2×asked

    Compare Cortex processors over ARM7 for embedded system design. Enlist the features and applications of Cortex processors.

    May 2025 ·Nov 2023

  11. 2×asked

    Draw an Interfacing diagram of GSM-UART module with LPC2148 and write an initialization program to send a message.

    May 2025 ·May 2023

  12. 2×asked

    What are the features of GPIO of STM32F4XX? Write a note on different types of GPIO registers available in STM32F4xx.

    May 2025 ·Nov 2023

  13. 2×asked

    Write detailed note on PWM. With interfacing diagram, show speed and direction of DC Motor can be changed using PWM in STM32F407XX.

    May 2025 ·Nov 2023

  14. 2×asked

    Draw detailed architecture of ARM CORTEX M4.

    Nov 2024 ·Nov 2023

  15. 2×asked

    Draw an interfacing diagram and write a C program to blink LED’s connected to Pin numbers (Port D) PD12,13,14 and 15 using STM32F4xx Controller.

    May 2024 ·May 2023

  16. 2×asked

    Draw an interfacing diagram and write a C program to interface Ultrasonic Sensor HC-SR04 using STM32F4xx microcontroller.

    May 2024 ·May 2023

  17. 2×asked

    Draw an interfacing diagram of servomotor with LPC2148 and write down the code to rotate the motor in clockwise direction.

    May 2024 ·May 2023

  18. 2×asked

    Draw and explain interfacing diagram of GSM using UART with LPC 2148. What are AT commands?

    May 2024 ·Nov 2023

  19. 2×asked

    Draw and explain the memory map of STM32F4xx.

    May 2024 ·Nov 2023

  20. 2×asked

    Explain CMSIS Standard use for Firmware development.

    May 2024 ·May 2023

  21. 2×asked

    Explain UART module of LPC2148 in short.

    May 2024 ·May 2023

  22. 2×asked

    List the features of on chip ADC of LPC2148. Explain the function of bits in ADC Control Register.

    May 2024 ·Nov 2023

  23. 2×asked

    Write the SFR associated with DAC & with algorithm explain how DAC can be used to generate ramp waveforms.

    May 2024 ·Nov 2023

Questions count as repeated when their wording matches closely across papers. Numericals that depend on a figure are left out, since the figure changes from paper to paper.