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Microprocessor

Microprocessor
How many T-states are required for execution of OUT 80H instruction?

 7
 10
 13
 16

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Microprocessor
The number of output pins in 8085 microprocessors are

 27.
 40.
 19.
 21.

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Microprocessor
Length of the instruction POP D is

 4 byte
 3 byte
 1 byte
 2 byte

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Microprocessor
An e-mail message can be sent to many recipients.

False
True

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Microprocessor
SPHL instruction copies the content of H-L register pair to the _________.

 PSW
 B-C
 D-E
 Stack Pointer

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Microprocessor
The reason for the presence of ALE pin in 8085, but not in 6800 is that

 8085 has multiplexed bus, whereas 6800 does not have
 8085 uses I/O mapped I/O, whereas 6800 uses memory mapped I/O
 8085 has 5 interrupts lines, whereas 6800 has only two
 None

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