STUPIDSID
Solve any one question from Q1 and Q2
1 (a)
Draw programmer's model of 80386 processor and state the use of all registers.
6 M
1 (b)
Explain various signals associated with coprocessor and state the use of all registers.
6 M
2 (a)
State the use of Assembler, Linker, Debugger, Loader, Emulator and state how the assembly program is assembled using MASM with example.
6 M
2 (b)
Explain pipelined read bus cycle with neat diagram.
6 M
Solve any one question from Q3 and Q4
3 (a)
Draw the flow-charts:
i) Switching from real to protected mode
ii) Switching from protected to real mode.
i) Switching from real to protected mode
ii) Switching from protected to real mode.
6 M
3 (b)
Explain the difference among three operating modes of 80386.
6 M
4 (a)
Draw and explain formats of page directory entry and page table entry.
6 M
4 (b)
What is dual core processor? Explain features of dual core processor.
6 M
Solve any one question from Q5 and Q6
5 (a)
List any six features of 8051 microcontroller and compare microcontroller with microprocessor.
7 M
5 (b)
Explain any three different addressing modes of 8051 with suitable examples.
6 M
6 (a)
State the use of SCON and TCON registers. Draw and explain their structures.
7 M
6 (b)
Explain the use of the following pins of 8051:
i) PSEN ii) EA TXD
i) PSEN ii) EA TXD
6 M
Solve any one question from Q7 and Q8
7 (a)
Explain different sources of interrupts in 8051. Draw interrupt structure of 8051.
7 M
7 (b)
List all SFRs timer programming and draw and explain pCON register.
6 M
8 (a)
List timer/counter modes of 8051 and draw and explain mode 0 and mode 2.
7 M
8 (b)
Draw and explain a minimal 8051 based system that interface a 4×4 matrix keyboard to port 1 and port 2.
6 M
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