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In the application where all the interrupting devices are of equal priority, the mode used is

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+1 vote
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in Microprocessor by (39.4k points)
In the application where all the interrupting devices are of equal priority, the mode used is

(a) Automatic rotation

(b) Automatic EOI mode

(c) Specific rotation

(d) EOI

The question was posed to me in final exam.

Enquiry is from Programmable Interrupt Controller 8259A in section Special Purpose Programmable Peripheral devices and their Interfacing of Microprocessor

1 Answer

0 votes
by (49.2k points)
The correct option is (a) Automatic rotation

The best I can explain: The automatic rotation is used in the applications where all the interrupting devices are of equal priority.

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