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Anna University Chennai
Department of B.E Electronics and Communication Engineering
Seventh Semester
EC2027 Advanced Microprocessors
November / December 2015 Exam Important Questions
(Regulation 2008)
IUQP Important Questions
Anna University, Chennai
Department of B.E- Electronics and Communication Engineering
B.E / B.TECH DEGREE EXAMINATION Nov Dec 2015
SEVENTH SEMESTER
EC2027 Advanced Microprocessors
(REGULATION 2008)
1. Draw & discuss the internal block diagram of 8086.
2. What do you mean by pipelined architecture? How is it implemented in 8086?
3. Explain the concept of segmented memory? What are its advantages?
4. Explain the function of opcode pre-fetch queue in 8086.
5. What is the use of Instruction Queue? What are its uses and advantages?
6. Why are the microprocessor general-purpose registers preferred for use of temporary data storage over the 8086 memory?
7. What are the different Data Transfer Instructions?
8. What are the differences between Memory mapped I/O and I/O mapped l/O
9. Sketch and explain the 8086 bus activities during read machine cycle
10. Sketch and explain the interface of PPI 8255 to the 8086 microprocessor in Minimum mode.
Interface 8 LEDs to the port 8 of 8255. Interface 8 keys to the port A. Write an 8086-assembly program to read the key status and output on to the 8 LEDs
11. Sketch and explain the interface of PIC 8259 to the 8086 microprocessor in minimum mode.
Show the cascading of additional eight 82595 to provide 64 external interrupts. Write an 8086-
assembly program to initialize master 8259 and slaves
12. Interface an 8 bit ADC 808 to port A. Derive control signals from port C.
a. Write an 8086 assembly program segment to read an analog signal.
b. Interface an 8 bit DAC 08 to port A. Write an 8086-assembly program segment to output a ramp.
c. Interface 16 ch x 1I.ine LCD to port A. Derive control signals from port C. Write an 8086 assembly program segment to flash
13. What are the exceptions flags in status register
14. Explain how 8087 is interfaced to 8086
15. List all data types supported by 8087 and their ranges
16. Write an 8086/87-assembly program to find the hypotenuse of a right angled triangle with two
sides given.
17. Explain 8051 assembler directives EQU, SET and BIT with one example each.
18. Explain 8051 assembler directives DBIT and 05 with one example each.
19. Write an 8051-assembly program to exchange the data using PUSH and PCP instructions.
20. Write an 8051-assembly program to convert two digits BCD number to hexadecimal number
21. With Neat Block Diagram , Explain 80186 and 80286 Architecture.
22.Write in detail about Real and Virtual Addressing Modes
23. With Neat Block Diagram , Explain 80486 Architecture
24. Comparison of 8086 - 80186 -80286 - 80386 - 80486 Microprocessors
25. Expalin about Special Pentium Registers used in Pentium Microprocessor.
26. With Neat Block Diagram , Explain Pentium II and Ill Microprocessor Architecture.
27. Compare the Types of Pentium Processors
28. In Detail explain about Basics of P6 micro architecture.
29. Explain about Instruction fetching and dispatching in Power PC620.
30. With necessary block diagram, explain about Intel i960 Processors.
31. Explain about Ultra SPARC processor.
32.With Necessary Block diagram , explain about Bus Interface of New Generation Mother Boards
286 to Pentium 4.
33. In Detail Explain about the Memory and I/O Port Addresses used in the Microprocessors.
34. With Neat Block Diagram , Explain about Motorola 88110 Processor.
35. Explain about Instruction Execution in PowerPC620.
Anna University Chennai
Department of B.E Electronics and Communication Engineering
Seventh Semester
EC2027 Advanced Microprocessors
November / December 2015 Exam Important Questions
(Regulation 2008)
IUQP Important Questions
Anna University, Chennai
Department of B.E- Electronics and Communication Engineering
B.E / B.TECH DEGREE EXAMINATION Nov Dec 2015
SEVENTH SEMESTER
EC2027 Advanced Microprocessors
(REGULATION 2008)
1. Draw & discuss the internal block diagram of 8086.
2. What do you mean by pipelined architecture? How is it implemented in 8086?
3. Explain the concept of segmented memory? What are its advantages?
4. Explain the function of opcode pre-fetch queue in 8086.
5. What is the use of Instruction Queue? What are its uses and advantages?
6. Why are the microprocessor general-purpose registers preferred for use of temporary data storage over the 8086 memory?
7. What are the different Data Transfer Instructions?
8. What are the differences between Memory mapped I/O and I/O mapped l/O
9. Sketch and explain the 8086 bus activities during read machine cycle
10. Sketch and explain the interface of PPI 8255 to the 8086 microprocessor in Minimum mode.
Interface 8 LEDs to the port 8 of 8255. Interface 8 keys to the port A. Write an 8086-assembly program to read the key status and output on to the 8 LEDs
11. Sketch and explain the interface of PIC 8259 to the 8086 microprocessor in minimum mode.
Show the cascading of additional eight 82595 to provide 64 external interrupts. Write an 8086-
assembly program to initialize master 8259 and slaves
12. Interface an 8 bit ADC 808 to port A. Derive control signals from port C.
a. Write an 8086 assembly program segment to read an analog signal.
b. Interface an 8 bit DAC 08 to port A. Write an 8086-assembly program segment to output a ramp.
c. Interface 16 ch x 1I.ine LCD to port A. Derive control signals from port C. Write an 8086 assembly program segment to flash
13. What are the exceptions flags in status register
14. Explain how 8087 is interfaced to 8086
15. List all data types supported by 8087 and their ranges
16. Write an 8086/87-assembly program to find the hypotenuse of a right angled triangle with two
sides given.
17. Explain 8051 assembler directives EQU, SET and BIT with one example each.
18. Explain 8051 assembler directives DBIT and 05 with one example each.
19. Write an 8051-assembly program to exchange the data using PUSH and PCP instructions.
20. Write an 8051-assembly program to convert two digits BCD number to hexadecimal number
21. With Neat Block Diagram , Explain 80186 and 80286 Architecture.
22.Write in detail about Real and Virtual Addressing Modes
23. With Neat Block Diagram , Explain 80486 Architecture
24. Comparison of 8086 - 80186 -80286 - 80386 - 80486 Microprocessors
25. Expalin about Special Pentium Registers used in Pentium Microprocessor.
26. With Neat Block Diagram , Explain Pentium II and Ill Microprocessor Architecture.
27. Compare the Types of Pentium Processors
28. In Detail explain about Basics of P6 micro architecture.
29. Explain about Instruction fetching and dispatching in Power PC620.
30. With necessary block diagram, explain about Intel i960 Processors.
31. Explain about Ultra SPARC processor.
32.With Necessary Block diagram , explain about Bus Interface of New Generation Mother Boards
286 to Pentium 4.
33. In Detail Explain about the Memory and I/O Port Addresses used in the Microprocessors.
34. With Neat Block Diagram , Explain about Motorola 88110 Processor.
35. Explain about Instruction Execution in PowerPC620.
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