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Among the five interrupts generated by 8051, the lowest priority is given to the interrupt

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Among the five interrupts generated by 8051, the lowest priority is given to the interrupt

(a) IE0

(b) TF1

(c) TF0

(d) RI

This question was posed to me during an internship interview.

This key question is from Interrupt and Stack of 8051 topic in chapter Microcontroller 8051 of Microprocessor

1 Answer

0 votes
by (49.2k points)
Correct answer is (d) RI

Easiest explanation: The interrupt, RI=TI (serial port) is given the lowest priority among all the interrupts.

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