Electronics and Communication Engineering - Exam Questions Papers - Discussion

15. 

An 8085 executes the following instructions
2710 LXI H, 30A0H
2713 DAD H
2714 PCHL

All addresses and constants are in Hex. Let PC be the contents of the program counter and HL be the contents of the HL register pair just after executing PCHL.
Which of the following statements is correct?

[A]. PC = 2715 H HL = 30A0 H
[B]. PC = 30A0H HL = 2715H
[C]. PC = 6104 H HL = 6140 H
[D]. PC = 6140H HL = 2715H

Answer: Option C

Explanation:

No answer description available for this question.

Guthi.Anusha said: (Sep 24, 2021)  
How? please explain the answer in detail.

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