This download link is referred from the post: SGBAU BCA Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university
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B.C.A. Part-II Semester—IV Examination
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ADVANCE MICROPROCESSORS AND MICROCONTROLLER
Paper : 4ST5
Time : Three Hours] [Maximum Marks : 60
Note :— (1) ALL questions are compulsory.
(2) All questions carry equal marks.
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(3) Draw neat sketches wherever necessary.
- (a) Enlist the features of 80286 microprocessor. 4
(b) Draw the neat diagram of 80286 and explain it. 8
OR - (a) Explain indexed and based plus index addressing mode with suitable example. 6
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(b) Describe the working of 80286 in real mode. 6 - (a) What is paging ? How it is achieved in 80386 ? 6
(b) Explain flag register in 80486 microprocessor. 6
OR - (a) Explain protected mode of 80386 microprocessor. 6
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(b) Explain register organisation of 80586 microprocessor. 6 - (a) Draw a block diagram of 8051 and explain it. 6
(b) Explain interrupts in 8051 microcontroller. 6
OR - (a) Give the comparison between microprocessor and microcontroller. 6
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(b) Explain flags of 8051 controller. 6 - (a) Describe the addressing modes of 8051. 8
(b) Write ALP for addition of two 8 bit numbers. 4
OR - (a) Explain the classification of instruction set of 8051. 6
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(b) Write ALP for division of two 8 bit numbers. 6 - (a) Explain serial and parallel communication of 8051. 6
(b) Draw suitable diagram of interfacing of DAC with 8051. 6
OR - (a) Explain interfacing of 8051 with 8255 PPL 6
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(b) Explain power saving mode of 8051.
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This download link is referred from the post: SGBAU BCA Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university