Jawaharlal Nehru Technological University Anantapur 2010-1st Sem B.Tech Code :R7411310 4 IV (R07) Regular s, ember/ember EMBEDDED & REAL TIME SYSTEMS - Question Paper

Code :R7411310 4
IV B.Tech I semester (R07) Regular Examinations, November/December 2010
EMBEDDED & REAL TIME SYSTEMS
(Electronics & Control Engineering)
Time: three hours Max Marks: 80
ans any 5 ques.
All ques. carry equal marks
1. (a) Determine the term `an embedded system ' . explain the components of embedded system
hardware with neat diagram.
(b) Write notes on RT-level sequential logic of single purpose processors used in embedded
system design.
2. (a) discuss the development environment of general purpose processors used in an embedded
system design with an example.
(b) discuss how a DSP processor di®ers from a general-purpose processor.
3. (a) define ¯nite state machines with data path model with relevant example.
(b) explain about concurrent processes.
4. (a) discuss the need for communication interfaces used in embedded systems. Consider RS485
as an example.
(b) Illustrate IEEE 1394 Firewire protocol with suitable example.
5. (a) Draw and discuss the architecture of the kernel.
(b) discuss how tasks are di®erent from functions and Interrupt Service Routines.
6. (a) What is meant by priority Inversion issue ? discuss it with an example.
(b) discuss how an operating system solves priority inversion issue by a priority inheritance
mechanism.
7. (a) What is meant by RTOS? Tabulate the different functions of RTOS with their activities.
(b) Write notes on Windows CE.
8. discuss the subsequent related to embedded system design technology:
(a) System synthesis
(b) Reuse of intellectual property codes.

Earning:   Approval pending.