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Question

In 8085 microprocessor how many I/O devices can be interfaced in I/O mapped I/O technique?

a.

Either 256 input devices or 256 output devices

b.

256 I/O devices

c.

256 input devices & 256 output devices

d.

512 input-output devices

Answer: (c).256 input devices & 256 output devices

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Q. In 8085 microprocessor how many I/O devices can be interfaced in I/O mapped I/O technique?

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