Question Paper: Microprocessor & Interfacing : Question Paper May 2016 - Computer Engineering (Semester 5) | Gujarat Technological University (GTU)
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## Microprocessor & Interfacing - May 2016

### Computer Engineering (Semester 5)

TOTAL MARKS: 100
TOTAL TIME: 3 HOURS
(1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Figures to the right indicate full marks.
1 (a) Draw the functional block diagram of internal architecture of IC 8085 and Explain its working.(7 marks) 1 (b) Write an 8085 program to copy block of five numbers starting from location 2001h to locations starting from 3001h.(7 marks) 2 (a) Explain the Architecture of Pentium Processor.(7 marks)

### Solve any one question from Q2(b) & Q2(c)

2 (b) List and Explain categories of 8085 instructions that deal with data transfer.(7 marks) 2 (c) Explain the working of rotate instructions of 8085 with proper example in each case.(7 marks)

### Solve any two question from Q3(a), Q3(b) & Q3(c), Q3(d)

3 (a) Draw and explain block diagram of 8255A programmable peripheral interface device. What do you mean by BSR mode?(7 marks) 3 (b) How many machine cycles are required to execute MVI A,32H instruction? Draw compete timing diagram with each machine cycle and find execution time for instruction with assume clock frequency f=2 MHz(7 marks) 3 (c) Draw and explain programmable interrupt controller 8259A.(7 marks) 3 (d) How many machine cycles are required to execute MOV r,M instruction? Draw compete timing diagram with each machine cycle and briefly explain it.(7 marks)

### Solve any two question from Q4(a), Q4(b) & Q4(c), Q4(d)

4 (a) Write ALP to calculate the factorial of a number between 0 to 8.(7 marks) 4 (b) Explain RIM and SIM instructions with pseudo code example.(7 marks) 4 (c) Write ALP for displaying binary up counter. Counter should count numbers from 00H to FFH and it should increment after every 0.5 sec. (use 8085 operating frequency =2MHz)(7 marks) 4 (d) Explain subroutine with proper example.(7 marks)

### Solve any two question from Q5(a), Q5(b) & Q5(c), Q5(d)

5 (a) Explain the architecture of the 80386 with a neat block diagram.(7 marks) 5 (b) Discuss the features of ARM Processor.(7 marks) 5 (c) Describe the architecture of the 80286 with a neat block diagram.(7 marks) 5 (d) Draw and explain architecture of SUN SPARC.(7 marks)