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Q.

Which of the following is an external interrupt?

A

INT0(active low)

B

INT2(active low)

C

Timer0 interrupt

D

Timer1 interrupt

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Similar Questions

MCQ

1.

In serial port interrupt, after the control is transferred to the interrupt service routine, the flag that is cleared is

A

RI

B

TI

C

RI and TI

D

None

Discussion

MCQ

2.

Which of the following is an external interrupt?

A

INT0(active low)

B

INT2(active low)

C

Timer0 interrupt

D

Timer1 interrupt

Discussion

MCQ

3.

After reset, the stack pointer(SP) is initialized to the address of

A

internal ROM

B

internal RAM

C

external ROM

D

external RAM

Discussion

MCQ

4.

If the external interrupt sources control the flags IE0 and IE1, then the interrupt programmed is

A

level-sensitive

B

edge-sensitive

C

in serial port

D

in parallel port

Discussion

MCQ

5.

The external interrupt that has the lowest priority among the following is

A

TF0

B

TF1

C

IE1

D

NONE

Discussion

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