ADVANCED MICROPROCESSOR - AM Paper 2

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ADVANCED MICROPROCESSOR CS 420 B. Tech 8th Sem May 2k5

Max Marks 60
Time 3 hours

Note: Question No. 1 carrying 20 marks is compulsory. Attempt any four questions from Section B and any two from Section C.

Section A 2 marks each
1.
(a) What is the difference between MOV AX, 1000H AND MOV AX, [1000H]?
(b) How many interrupts does 80 x 86 support?
(c) List the important features of 80286.
(d) What makes the Pentium so different from other 80 x 86 CPUS?
(e) Why are the flags so important in a control type programme?
(f) What are the opcode, data type and operand in this instruction MOV AH, 7?
(g) Register AX, BX and CX contain the respective values 2000H, 1000H and 3000H? What is the result of CMPXCHG BX, CX?
(h) List three major features of RISC based computers.
(i) Give the comparison of power PC versus Pentium.
(j) List four applications of advanced microprocessor.

Section B 5 marks each


2. Explain the characteristics of RISC based computers.

3. Draw the block diagram of power PC 601 and briefly explain the function of each.

4. What are different methods of transmitting data using 8051?

5. Describe how the real mode operation of an 80286 is different from protected mode operation.

6. Write a program to add seven data bytes stored in memory locations starting at 2060H and display the count how many data bytes have been added at respective output port.

Data:

10h, 21H, 9H, 24H, 37H, 19H, 01H.

Section C 10 marks each

7. Discuss the application of microprocessor for controlling the sped of a stepper motor.

8. What are the features of 403GA development system? Explain the functional detail of 403GA development system.

9. Write short notes on any two of the following:
(a) RISC architecture.
(b) Application of microprocessor.
(c) Pentium super space.