B.E. 4/4 (IT) II-Semester (Main) Examination, April / May 2013 Subject : Advanced Microprocessors and Microcontroller (Elective - IV) Time : 3 Hours Max. Marks: 75 Note: Answer all questions of Part - A and answer any five questions from Part-B. PART – A (25 Marks) 1. List the addressing modes of 80386 microprocessor.
(2)
2. What is virtual 8086 mode and how is it entered?
(3)
3. Describe the working of translation look aside buffer in Pentium.
(3)
4. Describe the hyper threading technology in Pentium.
(2)
5. Describe about data and flash memory of PIC microcontroller.
(3)
6. Describe the salient features of timer in PIC microcontroller.
(2)
7. How can the programmer enter into thumbs instruction mode in ARM processor?
(2)
8. Describe the contents of program status word of ARM processor.
(3)
9. What is the cache policy of ARM processor?
(3)
10. What are the DSP features of ARM processor?
(2)
PART – B (5x10=50 Marks) 11.(a) Describe the architectural details of 8086 microprocessor. (b) How does the 80386 switch from one mode to another mode? Describe the programming details with a diagram.
(4)
12.(a) Describe the register organizaiton of 80386 microprocessor. (b) How is the linear address is translated into physical address in 80386 microprocessor?
(4)
13.(a) Describe the salient features of extended instruction set of Pentium. (b) Describe the memory subsystem details of Pentium microprocessor.
(5) (5)
14.(a) Describe the architectural details of PIC microcontroller. (b) Describe the working of I/O ports of PIC microcontroller.
(6) (4)
15.(a) Describe the architecture revisions of ARM processor families. (b) How is pipelining implemented in ARM processor?
(5) (5)
16.(a) How is 80387 coprocessor interfaced to 80386 microprocessor? (b) How is the branch prediction done in Pentium microprocessor?
(5) (5)
17. (a) Describe the working of STRONG ARM processor. (b) How are the interrupt handling schemes implemented in ARM processor?
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