MU Computer Engineering (Semester 5)
Microprocessor
December 2015
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


1 (a) Write short note on 8288 Bus Controller.
5 M
1 (b) Explain the following instructions in 8086: LAHF and STOSB.
5 M
1 (c) Design interfacing of 8282 latches to 8086 system.
5 M
1 (d) Explain in brief Protection Mechanism in 80386DX Processor.
5 M

2 (a) Explain Memory Management in details in 80386DX processor.
10 M
2 (b) Design 8086 based system with following specifications
i) 8086 in minimum mode working at 8MHZ
ii) 32KB EPROM using 16KB devices.
iii) 64KB SRAM using 32KB devices.
10 M

3 (a) Explain with block diagram working of 8255 PPI.
10 M
3 (b) What is segmentation? What are the advantages of segmentation?
5 M
3 (c) Differentiate between minimum mode and maximum mode in 8086.
5 M

4 (a) Explain branch prediction logic used in Pentium.
10 M
4 (b) Compare Pentium 2, Pentium 3 and Pentium 4 processors.
10 M

5 (a) Explain different data transfer modes of S237 DMA controller.
10 M
5 (b) Explain the architecture of Super SPARC processor with a neat diagram.
10 M

6 (a) 8087 Math Coprocessor.
5 M
6 (b) Generation of Reset signals in 8086 based system.
5 M
6 (c) Comparative Study of multicore i3, i5, i7 processors.
5 M
6 (d) Mixed Language Programming.
5 M



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