03000EC308052003

Pages: 2

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Max. Marks: 100

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APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

Sixth semester B.Tech degree examinations (S), September 2020

Course Code: EC308
Course Name: Embedded Systems

PARTA
Answer any two full questions, each carries 15 marks
What are the different components of embedded hardware?
Write short notes on SCI and SPI.
What are the challenges in embedded system design?
Explain design and development life cycle model of embedded system.
Explain about USB and UART.
Explain CPU bus organization and protocol in detail.
Draw and explain architecture of ARM9 processor.
PART ‏تا‎
‎Answer any two full questions, each carries 15 marks
Explain device drivers with example for handling ISR.

What are the different methods for testing software?

What is meant by software validation and debugging? Explain each one in detail.

Explain the components of system-on-chip.
Explain handling of I/O devices in embedded system.
What are the disadvantages of embedded C++.
Explain memory mapping in embedded system.
PART C

Answer any two full questions, each carries 20 marks
What is meant by RTOS? List out its characteristics.
What is remote procedure call(RPC) and explain how it works.
Discuss the use of mail box in RTOS.
Explain multiple processes in an application.
Explain task service and functions.

Explain file system organization.

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Duration: 3 Hours

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