Exam Details
| Subject | Microprocessor And Its Applications | |
| Paper | ||
| Exam / Course | BTCVI / BTECVI / BTELVI | |
| Department | School of Engineering & Technology (SOET) | |
| Organization | indira gandhi national open university | |
| Position | ||
| Exam Date | December, 2016 | |
| City, State | new delhi, |
Question Paper
Explain the function of op code prefetch queue in 8086.
Explain the physical address formation in 8086 with an example.
What is the significance of HOLD signal in 8085?
Write the difference between assembler and compiler.
Explain the function of C/D and TXC signals in 8251 USART.
Describe the difference between CALL and RST instructions in terms of its process and execution time for 8085.
Draw the timing diagram of MVIA, 05H instruction for 8085.
Explain the interrupt structure in 8085. What is the difference between vectored and non-vectored interrupt?
What is stack? Explain stack operation in detail with suitable examples.
Specify the bit of a control word for 8255 which differentiates I/O mode and BSR mode.
Explain how the 8257 DMA controller transfers 64 k bytes of data per channel with eight address lines.
Interface 2732 (4k x EPROM with 8085. The address range should begin at 0000H.
Explain the difference between static and dynamic RAM with a suitable diagram.
6. Write an 8085 assembly language program to find the largest number in a given data array of 10 numbers. The data memory starts with location 2500H. The largest number should then be stored at location 2600H.
7. Explain the functions of the following pins in 8086:
HOLD
DT/R
TEST
LOCK
8. Explain the functions of the following assembler directives/operators with suitable examples:
DB
EQU
EXTERN
LABEL
9. What do you mean by a macro What are the differences between a macro and a subroutine Explain your answer with suitable examples.
10. Write short notes on any two of the following:
Flag register and data type supported by
Salient features of 80486
Comparison between microprocessors M68000 and 8085
Interfacing of A/D converter with 8085
Explain the physical address formation in 8086 with an example.
What is the significance of HOLD signal in 8085?
Write the difference between assembler and compiler.
Explain the function of C/D and TXC signals in 8251 USART.
Describe the difference between CALL and RST instructions in terms of its process and execution time for 8085.
Draw the timing diagram of MVIA, 05H instruction for 8085.
Explain the interrupt structure in 8085. What is the difference between vectored and non-vectored interrupt?
What is stack? Explain stack operation in detail with suitable examples.
Specify the bit of a control word for 8255 which differentiates I/O mode and BSR mode.
Explain how the 8257 DMA controller transfers 64 k bytes of data per channel with eight address lines.
Interface 2732 (4k x EPROM with 8085. The address range should begin at 0000H.
Explain the difference between static and dynamic RAM with a suitable diagram.
6. Write an 8085 assembly language program to find the largest number in a given data array of 10 numbers. The data memory starts with location 2500H. The largest number should then be stored at location 2600H.
7. Explain the functions of the following pins in 8086:
HOLD
DT/R
TEST
LOCK
8. Explain the functions of the following assembler directives/operators with suitable examples:
DB
EQU
EXTERN
LABEL
9. What do you mean by a macro What are the differences between a macro and a subroutine Explain your answer with suitable examples.
10. Write short notes on any two of the following:
Flag register and data type supported by
Salient features of 80486
Comparison between microprocessors M68000 and 8085
Interfacing of A/D converter with 8085
Other Question Papers
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- Advance Microprocessor And Architecture
- Analog and Mixed Mode VLSI Design
- Analog Communication
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