Which line will be activated when an output device require attention from CPU?

Which line will be activated when an output device require
attention from CPU?

Question Posted / nalini c k

Answers were Sorted based on User's Feedback

Which line will be activated when an output device require attention from CPU?..

Answer / jibak

INTR ( interrupt request )

Is This Answer Correct ?

14 Yes

0 No

Which line will be activated when an output device require attention from CPU?..

Answer / aravind

int0 and int1 external interrupts ..port 3 (3.3 or 3.4)

Is This Answer Correct ?

2 Yes

1 No

Which line will be activated when an output device require attention from CPU?..

Answer / pramodhini swain

INT0 is called for requesting the need of CPU by external device
If CPU permits then INTA will be high.

Is This Answer Correct ?

0 Yes

0 No

Which line will be activated when an output device require attention from CPU?..

Answer / geo

int

Is This Answer Correct ?

3 Yes

19 No