University : Mahatma Gandhi University Question Papers
Course: B.Tech Computer Science Engineering
Semester: 4, Fourth, IV
Year of the question paper: May 2014
Subject Code: CS 010 405
Subject: MICROPROCESSOR SYSTEMS
Scheme of Question Paper: 2010 onwards
MG University
B.TECH DEGREE EXAMINATION, JUNE 2014
Fourth Semester
BRANCH: COMPUTER SCIENCE AND ENGINEERING
CS 010 405- MICROPROCESSOR SYSTEMS (CS)
(New Scheme-2010 Admission onwards)
[Regular/Improvement/Supplementary]
Time : Three Hours
Maximum:100 Marks
Part A
Answer all questions.
Each Question Carries 3 marks
1. What is microprocessor? Give the power supply and Clock frequency of 8085
2. Define instruction cycle, machine cycle and T-state
3. Explain the signals HOLD, READY and SID.
4. What is synchronous data transfer?
5. What is the use of modem control unit in 8251?
Part B
Answer all questions
Each question carries 5 marks
6. Compare CALL and PUSH instructions
7. Difference between memory mapped I/O and peripheral I/O
8. Explain briefly about the different types of interrupts in 8085
9. Briefly explain the DMA data transfer
10. Discuss the features of 8251
Part C
Answer all questions
Each question carries 12 marks
11. Explain the addressing modes of 8085 with example
or
12. Explain the different types of instruction in 8085
13. Explain the various machine cycles supported by 8085
or
14. Write a program to arrange 'n' numbers in ascending order
15. With neat sketch, explain the function of Programmable Interrupt Controller
or
16. Explain hardware and software interrupts in 8085 microprocessor
17.Explain any of the modes of 8255 in detail
or
18. Differentiate synchronous and asynchronous data transfer schemes
19. With neat sketch, explain the functions of 8251
or
20. Design an interface circuit needed to connect DIP switch as an input device and display the value of the key pressed using a 7 segment LED display. Using 8085 system, write a program to implement the same
Course: B.Tech Computer Science Engineering
Semester: 4, Fourth, IV
Year of the question paper: May 2014
Subject Code: CS 010 405
Subject: MICROPROCESSOR SYSTEMS
Scheme of Question Paper: 2010 onwards
MG University
B.TECH DEGREE EXAMINATION, JUNE 2014
Fourth Semester
BRANCH: COMPUTER SCIENCE AND ENGINEERING
CS 010 405- MICROPROCESSOR SYSTEMS (CS)
(New Scheme-2010 Admission onwards)
[Regular/Improvement/Supplementary]
Time : Three Hours
Maximum:100 Marks
Part A
Answer all questions.
Each Question Carries 3 marks
1. What is microprocessor? Give the power supply and Clock frequency of 8085
2. Define instruction cycle, machine cycle and T-state
3. Explain the signals HOLD, READY and SID.
4. What is synchronous data transfer?
5. What is the use of modem control unit in 8251?
Part B
Answer all questions
Each question carries 5 marks
6. Compare CALL and PUSH instructions
7. Difference between memory mapped I/O and peripheral I/O
8. Explain briefly about the different types of interrupts in 8085
9. Briefly explain the DMA data transfer
10. Discuss the features of 8251
Part C
Answer all questions
Each question carries 12 marks
11. Explain the addressing modes of 8085 with example
or
12. Explain the different types of instruction in 8085
13. Explain the various machine cycles supported by 8085
or
14. Write a program to arrange 'n' numbers in ascending order
15. With neat sketch, explain the function of Programmable Interrupt Controller
or
16. Explain hardware and software interrupts in 8085 microprocessor
17.Explain any of the modes of 8255 in detail
or
18. Differentiate synchronous and asynchronous data transfer schemes
19. With neat sketch, explain the functions of 8251
or
20. Design an interface circuit needed to connect DIP switch as an input device and display the value of the key pressed using a 7 segment LED display. Using 8085 system, write a program to implement the same
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