12-06-2013, 02:11 PM
SEMESTER EXAMINATIONS FOR EMBEDDED AND REAL TIME SYSTEMS
EMBEDDED AND REAL TIME.pdf (Size: 21.45 KB / Downloads: 15)
Answer any five questions
All questions carry equal marks
1.a) Write the classification of embedded systems. Explain its characteristics and features.
b) Define microcontrollers, microprocessors and Application specific and general purpose processors.
2.a) Explain the architecture of Embedded Computing systems and its components.
b) Illustrate the concept of pipelining with examples.
3.a) Illustrate the synchronous, iso-asynchronous and asynchronous communications with example for each.
b) Briefly describe and compare UART and RS232C.
4.a) Define the following with examples.
Hard and Soft real time systems
b) Write about the interrupt service mechanism in RTOS.
5.a) Write a procedure to schedule the tasks in embedded computing systems.
b) Write the functions of mailboxes in RTOS.
6.a) Describe the states in FSM for Automatic chocolate vending machine.
b) Differentiate between tasks and task states.
7.a) Discuss the timer functions in RTOS.
b) What are the uses OS functions at an RTOS kernel?
8. Write short notes on
a) RT Synthesis
b) Hardware and software Co-simulation.