Exam Details

Subject microprocessor and embedded systems
Paper paper 1
Exam / Course m.sc. electronics and communications
Department
Organization rayalaseema university
Position
Exam Date December, 2017
City, State andhra pradesh, kurnool


Question Paper

M.Sc. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2017.
Third Semester
ELECTRONICS AND COMMUNICATIONS
Paper I MICROPROCESSOR AND EMBEDDED SYSTEMS
2 21331 A
Time 3 Hours Max. Marks 70
SECTION — A
Answer any FIVE questions. 6 30 Marks)
1. Describe the features of ARM design philosophy.
2. Write a short note on thumb instruction sets.
3. What are link register Offsets?
4. Discuss the working principle of virtual memory.
5. Explain the design flow of an Embedded system.
6. Design Vx Works.
7. Describe LCD display interfacing concept.
8. Discuss CAN and USB busses.
SECTION — B
Answer ALL questions. 10 40 Marks)
9. Describe ARM design flow model, the register set and modes of operation of
ARM processor.
Or
Define the terms
Software Interrupt Instructions
Stack instructions.
10. Explain Vector Table and link register offsets.
Or
Write down cache organization and explain the term flushing.

11. Define an Embedded system and explain its features. Discuss Embedded OS
fundamentals.
Or
How do you initialize a Tiny operating system? Write its memory model.
12. Describe ADC interfacing and its applications. Define PWM.
Or
Explain Temperature measurement circuit using LM35.
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