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EC308 April 2018 R

Ec308 embedded system
Course

Btech (kcs-701)

478 Documents
Students shared 478 documents in this course
Academic year: 2017/2018
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APJ Abdul Kalam Technological University

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D D6802 Pages: 2

Page 1 of 2

Reg No.:_______________ Name:__________________________ APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY SIXTH SEMESTER B DEGREE EXAMINATION, APRIL 2018 Course Code: EC Course Name: EMBEDDED SYSTEMS (EC) Max. Marks: 100 Duration: 3 Hours

PART A Answer any two full questions, each carries 15 marks. Marks 1 a) Explain various types of embedded system processors and also write their advantages and disadvantages.

(8)

b) Draw the diagram of I 2 C frame format. Explain each field. (7) 2 a) Explain the different embedded system development life cycle models. (7) b) Explain different data transfer modes used in USB bus standard. (5) c) Describe the various modes of serial communication. (3) 3 a) Discuss briefly the challenges in embedded system design. (5) b) Compare RISC and CISC architecture. (3) c) What is bus arbitration? Explain the bus arbitration scheme used in CAN bus with an example.

(7)

PART B

Answer any two full questions, each carries 15 marks.

4 a) What is interrupt? What are the sources of interrupt? How it is handled. (8) b) What are the features of embedded C++. Explain each one in detail. (7) 5 a) Explain about memory devices drivers. (7) b) What are the common software tools used for testing and debugging during embedded system development? Explain with examples.

(8)

6 a) What are the different modes in which a DMA controller transfers data between memory and a peripheral?

(3)

b) Explain any four types I/O devices used in embedded system. (4) c) Discuss the hardware and software components required for designing an ATM machine.

(8)

D D6802 Pages: 2

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PART C

Answer any two full questions, each carries 20 marks.

7 a) Give the structure of a process control block (PCB) and explain each block. (10) b) Discuss the major functions of a Kernel. (4) c) Explain the Earliest deadline first scheduling for process management in RTOS. (6) 8 a) Explain the concept mailbox and message queue used in IPC. (10) b) Explain about the memory allocation related functions in Micro C/OS-II. (10) 9 a) Discuss the circumstances which lead to priority inversion in RTOS. How can it be resolved?

(6)

b) What is meant by critical section of a task? How it can be run by RTOS? (4) c) Write a short note on popular real-time operating systems. (10) ****

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EC308 April 2018 R

Course: Btech (kcs-701)

478 Documents
Students shared 478 documents in this course

University: APJ Abdul Kalam Technological University

Was this document helpful?
D D6802 Pages: 2
Page 1 of 2
Reg No.:_______________ Name:__________________________
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
SIXTH SEMESTER B.TECH DEGREE EXAMINATION, APRIL 2018
Course Code: EC308
Course Name: EMBEDDED SYSTEMS (EC)
Max. Marks: 100 Duration: 3 Hours
PART A
Answer any two full questions, each carries 15 marks. Marks
1
a) Explain various types of embedded system processors and also write their
advantages and disadvantages.
(8)
b)
Draw the diagram of I
2
C frame format. Explain each field. (7)
2
a) Explain the different embedded system development life cycle models. (7)
b)
Explain different data transfer modes used in USB bus standard. (5)
c) Describe the various modes of serial communication. (3)
3
a) Discuss briefly the challenges in embedded system design. (5)
b)
Compare RISC and CISC architecture. (3)
c) What is bus arbitration? Explain the bus arbitration scheme used in CAN bus
with an example.
(7)
PART B
Answer any two full questions, each carries 15 marks.
4
a) What is interrupt? What are the sources of interrupt? How it is handled. (8)
b)
What are the features of embedded C++. Explain each one in detail. (7)
5
a) Explain about memory devices drivers. (7)
b)
What are the common software tools used for testing and debugging during
embedded system development? Explain with examples.
(8)
6
a) What are the different modes in which a DMA controller transfers data between
memory and a peripheral?
(3)
b)
Explain any four types I/O devices used in embedded system. (4)
c) Discuss the hardware and software components required for designing an ATM
machine.
(8)

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