Illustrate the bit positions of different flags in 8085, Ask an Expert

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1) Illustrate the bit positions of different flags in 8085 flag register.

2) What is meant by opcode and operand? Describe in detail with suitable ex.

3) prepare down the operating modes of PORT A of 8255?

4) prepare down the difference between synchronous and asynchronous data transfers.

5) describe resolution in DAC in detail.

6) prepare down the disadvantages in 7 segment LED interfacing using ports?

7) What are the difference between the following instructions.

MOV CX, 437 AH & MOV CX, [437 AH]

8) describe the function of pins given below in 8086?

DT/R, MN/MX

9) prepare down the two additional new instructions in 80486.

10) What is meant superscalar processors? prepare down suitable ex.

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Computer Engineering, Engineering

Category:- Computer Engineering
Reference No.:- M912912

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