Embedded Computing Systems-10CS72-Question-Paper -June/July-2014

1a) Give the characteristics and constraints of embedded system.-4M

b) Explain the challenges in embedded computing system design.-8M

c) Define design methodology. Explain the embedded system design process.-8M

2a) Differentiate between the Harvard and von-Neumann architecture.-5M

b) Define ARM processor, Explain advanced ARM features.-7M

c) What is pipelining? Explain the C55x of a seven stages pipeline with a neat diagram of ARM instructions.-8M

3 a) Write the major components of bus protocol. Explain the burst read transaction with a timing diagram.-8M

b) Describe: I) Timer    ii) Cross compiler   iii) Logic analyzer.-6M

c) With a neat sketch, explain the glue logic interface.-6M

4a) Explain the circular buffers for embedded programs.-4M

b) With a neat sketch, explain the role of assemblers and linkers in compilation process.-8M

c) Explain with example, the techniques in optimizing. -8M

5 a) What is RTOS? List and explain the different services of RTOS.-10M

b) Describe the concept of multithreading and write the comparison between thread and process.-10M

6a) Define blocking and nonblocking communication. Explain the two styles of interprocess comminication, with a example.-10M

b) What are the assumptions for the performance of a real system running processes? Mention the factors that effect context switching time and interrupt latency.-10M

7a) With a neat sketch, explain the CAN data frame format and typical bus transactions on the I²C Bus.-10M

b) Explain the ethernet packet format and IP packet structure.-10M

8a) What is a simulator? Explain the features, advantages and limitations of simulator based debugging.-10M

b) What are the improvements over firmware software debugging? Explain.-10M

Accuracy of the above question paper is not guaranteed