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Posted By: srinivas Member Level: Gold Posted Date: 28 May 2008
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2008 Andhra Pradesh State Jawaharlal Nehru Technological University Electronics & Communications Engineering IV B.Tech II Semester Regular Examinations, Apr/May 2008 EMBEDDED SYSTEMS Question paper
Code No: RR420204 Set No. 1
IV B.Tech II Semester Regular Examinations, Apr/May 2008
EMBEDDED SYSTEMS
( Common to Electrical & Electronic Engineering and Electronics &
Communication Engineering)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. (a) What is an embedded system? Why is it so hard to define?
(b) List the applications of embedded systems. [8+8]
2. Design a 3-bit counter that counts the following sequence: 1,2,4,5,7,1,2,?.. start
from a state diagram, draw the state table, minimize the logic, and draw the final
circuit. [16]
3. Explain the following three application specific instruction set processors.
(a) Microcontroller
(b) Digital signal processor
(c) Less -general ASIP environment. [6+5+5]
4. (a) Give the bus structure for digital signal processor.
(b) Explain the need for more buses in DSP architecture. [8+8]
5. Explain how to compute state machines in sequential programming language. [16]
6. (a) How to create and terminate processes.
(b) Explain the concept of mapping processes on processors. [8+8]
7. Design a circuit for the expression F=abc‘d’+a‘cd+ab’cd with minimum gates using
two level logic minimization. [16]
8. Explain in detail about intellectual property cores. [16]
? ? ? ? ?
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