Code No: 09A 70409

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

B. Tech IV Year I Semester Examinations, May/June - 2013Embedded Systems

(Information Technology)

Time: 3 Hours Max. Marks: 75

Answer any Five Questions

All Questions Carry Equal Marks

- - -

1.a) Explain the characteristics of embedded computing applications.

b) Explain the important problems or challenges that must be considered while

designing an embedded system. [7+8]

2.a) Explain all the major steps involved in the embedded system design process and

also explain about the requirements analysis of a GPS moving map.

b) Explain how UML is used to model systems, by taking model train controller as

an example. [7+8]

3.a) Explain the different modes of operation of timer/counter in 8051 microcontroller

b) Write an 8051 assembly language program for serial port programming and also

explain the steps involved. [7+8]

4.a) Write an 8051 assembly language program for multiplying the unsigned number

in register R3 by the unsigned number on port2 and storing the result in external

RAM locations 10h and 11h.

b) Write a program to read data from P0 and echo it to P1continuously while giving

a copy of it to the serial COM port to be transmitted out serially. [7+8]

5.a) Explain the features of the PSoC 3 and PsoC 5 Architectures with neat diagrams

b) Explain the operation of PSOC based capacitive sensor used for robust detection

of the human finger with a light touch. [7+8]

6.a) Explain how semaphores are useful as a signalling device.

b) Explain about events and compare different methods for inter task

communication. [7+8]

7.a) Compare various techniques of loading software in to the target system for testing

b) Explain the operation of logic analyzer both in timing mode and state mode.[7+8]

8.a) Explain about physical and electrical organization of a CAN bus along with its

data frame format.

b) Explain the theory of operation and requirements of an elevator controller with

neat diagram. [7+8]

--ooOoo--

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explain the steps involved. [7+8]

4.a) Write an 8051 assembly language program for multiplying the unsigned number

in register R3 by the unsigned number on por

RAM locations 10h and 11h.

b) Write a program to read data from P0 and echo it to P1continuously while giving

a copy of it to the serial COM port to be transmitted out serially. [7+8]

5.a) Explain the features of the PSoC 3 and

b) Explain the operation of PSOC based cap

b) Explain how UML is used to model syst

an example. [7+8]

3.a) Explain the different modes of operation of timer/counter in 8051 microcontroller

) Write an 8051 assembly language program for serial port programming and also

explain the steps involved. [7+8]

4.a) Write an 8051 assembly language program for multiplying the unsigned number

explain the steps involved. [7+8]

4.a) Write an 8051 assembly language program for multiplying the unsigned number

in register R3 by the unsigned number on por

RAM locations 10h and 11h.

b) Write a program to read data from P0 and echo it to P1continuously while giving

a copy of it to the serial COM port to be transmitted out serially. [7+8]

5.a) Explain the features of the PSoC 3 and

b) Explain the operation of PSOC based cap

b) Explain how UML is used to model syst

an example. [7+8]

3.a) Explain the different modes of operation of timer/counter in 8051 microcontroller

) Write an 8051 assembly language program for serial port programming and also

explain the steps involved. [7+8]

4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number

in register R3 by the unsigned number on por

RAM locations 10h and 11h.

b) Write a program to read data from P0

a copy of it to the serial COM port to be transmitted out serially. [7+8]

) Write an 8051 assembly language program for serial port programming and also

explain the steps involved. [7+8]

communication. [7+8] communication. [7+8] communication. [7+8] communication. [7+8] communication. [7+8] communication. [7+8] communication. [7+8] communication. [7+8]

eful as a signalling device. eful as a signalling device. eful as a signalling device. 6.a) Explain how semaphores are us6.a) Explain how semaphores are us6.a) Explain how semaphores are us6.a) Explain how semaphores are us

of the human finger with a light touch. [7+8] of the human finger with a light touch. [7+8] of the human finger with a light touch. [7+8] of the human finger with a light touch. [7+8] of the human finger with a light touch. [7+8] of the human finger with a light touch. [7+8] of the human finger with a light touch. [7+8] of the human finger with a light touch. [7+8]

PsoC 5 Architectures with neat diagrams PsoC 5 Architectures with neat diagrams PsoC 5 Architectures with neat diagrams PsoC 5 Architectures with neat diagrams 5.a) Explain the features of the PSoC 3 and 5.a) Explain the features of the PSoC 3 and 5.a) Explain the features of the PSoC 3 and 5.a) Explain the features of the PSoC 3 and

a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]a copy of it to the serial COM port to be transmitted out serially. [7+8]

RAM locations 10h and 11h. RAM locations 10h and 11h. RAM locations 10h and 11h. RAM locations 10h and 11h. RAM locations 10h and 11h. RAM locations 10h and 11h. RAM locations 10h and 11h. RAM locations 10h and 11h.

4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number 4.a) Write an 8051 assembly language program for multiplying the unsigned number

explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8] explain the steps involved. [7+8]

on of timer/counter in 8051 microcontroller on of timer/counter in 8051 microcontroller on of timer/counter in 8051 microcontroller on of timer/counter in 8051 microcontroller on of timer/counter in 8051 microcontroller 3.a) Explain the different modes of operati3.a) Explain the different modes of operati3.a) Explain the different modes of operati3.a) Explain the different modes of operati3.a) Explain the different modes of operati

an example. [7+8] an example. [7+8] an example. [7+8] an example. [7+8] an example. [7+8] an example. [7+8]

GPS moving map. quirements analysis of aalso explain about the realso explain about the re

llenges that must be considered while llenges that must be considered while llenges that must be considered while llenges that must be considered while b) Explain the important problems or cha b) Explain the important problems or cha b) Explain the important problems or cha b) Explain the important problems or cha

All Questions Carry Equal Marks All Questions Carry Equal Marks All Questions Carry Equal Marks All Questions Carry Equal Marks

Time: 3 Hours Max. Marks: 75 Time: 3 Hours Max. Marks: 75 Time: 3 Hours Max. Marks: 75 Time: 3 Hours Max. Marks: 75 Time: 3 Hours Max. Marks: 75 Time: 3 Hours Max. Marks: 75 Time: 3 Hours Max. Marks: 75 Time: 3 Hours Max. Marks: 75 Time: 3 Hours Max. Marks: 75

Examinations, May/June - 2013Examinations, May/June - 2013Examinations, May/June - 2013Embedded Systems Embedded Systems

OGICAL UNIVERSITY HYDERABAD OGICAL UNIVERSITY HYDERABAD OGICAL UNIVERSITY HYDERABAD OGICAL UNIVERSITY HYDERABAD JAWAHARLAL NEHRU TECHNOLJAWAHARLAL NEHRU TECHNOLJAWAHARLAL NEHRU TECHNOLJAWAHARLAL NEHRU TECHNOL

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