Tuesday, December 29, 2020

8085 Microprocessor sample question set Gaonkar Chapter 7

 Gaonkar Chapter  7


1. Continuous loop, Conditional loop

2. Counter and indexing

3. 16 bit operaion of MP

4. Block transfer

8085 Microprocessor sample question set Gaonkar Chapter 6

 Gaonkar Chapter  6


1. NOP operation uses

2. Addressing mode of instruction

3. Conditional jump, Unconditional jump

4. Static debugging, Dynamic debugging


8085 Microprocessor sample question set Gaonkar Chapter 5

 Gaonkar Chapter  5


1. IN and OUT instruction timing diagaram

2. Chip selection

8085 Microprocessor sample question set Gaonkar Chapter 4

 Gaonkar Chapter  4


1. Multiplexed Address Bus

2. Use of ALE

3. Control and status signal

4. How clock is generated in MP?

5. Demultiplexing the AD bus diagram

6. Timing diagram of differen machine cycle

7. IR regesiter function

8. Register arrays

9. Memory interfacing

10. Absolute decoding, Partial decoding


8085 Microprocessor sample question set Gaonkar Chapter 3

 Gaonkar Chapter  3


1. Instruction cycle

2. Fetch,decode,execute cycle

3. Machine cycle

4. T-states

5. Data bus, Address Bus, Control Bus

6. Unidirectional bus, Bidirectional bus

7. Memory map and address

8. Memory mapped i/o,i/o mapped i/o or isolated i/o ( comparison)

9. Buffer, tristate buffer, bidirectional buffer

10. Priority encoder


8085 Microprocessor sample question set Gaonkar Chapter 2

 Gaonkar Chapter  2


1. Different registers

2. Flag registers

3. PC and SP

4. Word size of microprocessor

5. Opcode format

6. One byte ,two byte, three byte instruction

7. How does microprocessor differentiate data and instruction code?


8085 Microprocessor sample question set Gaonkar Chapter 1

 8085 Microprocessor sample question set

Gaonkar Chapter 1


1. How does the microprocessor works?

2. Instruction set.

3. Microcontroller defination,difference with microprocessor.

4. Monitor program