PTU B.Tech CSE 4th Semester May 2019 56607 MICROPROCESSOR and ASSEMBLY LANGUAGE PROGRAMMING Question Papers

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Total No. of Pages : 02

Total No. of Questions : 18

B.Tech.(CSE)/(Electronics & Computer Engg.)/(IT) (2011 Onwards)

(Sem.-4)

MICROPROCESSOR & ASSEMBLY LANGUAGE PROGRAMMING

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Subject Code : BTCS-404

M.Code : 56607

Time : 3 Hrs.

Max. Marks : 60

INSTRUCTIONS TO CANDIDATES :

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1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

Explain the following :

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1. Interrupt
2. Data Bus
3. Flags
4. DAD Instruction
5. 3-byte Instruction

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6. DMA
7. Use of 8251
8. PUSH Instruction
9. ANI
10. Latch Signal

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SECTION-B

11. Write a note on Motorola 68000.
12. Describe serial and parallel data transfer techniques.
13. What is the use of DMA controller?
14. Differentiate between instruction, machine and clock cycle.

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15. Write an assembly language program to swap two numbers.

SECTION-C

16. Explain the architecture and pin diagram of 8085.
17. Explain USART in detail.
18. Explain how traffic light system can be interfaced with 8085.

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NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.