Revision test MPMC Question 1

REVISION TEST – I

Subject: EC2304-Microprocessors and Microcontroller Class: III - ECE

PART–A

Answer all questions

1.  Write down the BUS STATUS signal of 8086?
2. What is microprocessor?
3. Compare 8085 and 8086 Processor 
4. What is pipelined architecture data lines in 8085
5. State the different between the CPU and ALU
6. Draw the diagram of demultiplexed 
7. List out the Flags in 8086 processor
8. Discuss  the function of BIU
9. What is the use of AC flag in 8085?
10. Define the function of SID and SOD in 8085
11. What is the logical address value corresponding  to the physical address 6A3F7H. Assume that code segment is 5000H
12. Define instruction cycle, Machine cycle , and T state
13. Explain the HOLD, HOLDA Signal
14. What are the segment Register of 8086?
15. Name the data and control Flags  of 8086
16. what are the architectural advancement methods available in 8086?
17. Define the function of LOCK signals in 8086
18. What do you meant by direct memory access?
19. Define multiproceoosr configuration 
20. What is meant by system bus?

              Part B

1. Write the short notes about Interrupts of 8085. Different between software and hardware interrupt  
2. Draw the diagram of minimum mode configuration 8086 and explain it.
3. Explain the Bus cycle diagram of maximum mode configuration
4. Draw the architecture of 8085  and explain in detail?
5. Explain 8086 with neat block diagram.