Organization of Intel 8086 Microprocessor                                                                                                 Print this page
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Maximum mode signal:

The following signals are for maximum mode operation of 8086.

- Status lines: These are the status lines that reflect the type of operation being carried out by the processor.

These status lines are encoded as follows -

Function

0

0

0

Interrupt Acknowledge

0

0

1

Read I/O port

0

1

0

Write I/O port

0

1

1

Halt

1

0

0

Code Access

1

0

1

Read memory

1

1

0

Write memory

1

1

1

passive

 

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