Question Detail

What is the disadvantage of a level triggered pulse?

Options

Option A: a constant pulse is to be maintained for a greater span of time
Option B: another interrupt may be generated if the low-level signal is not removed before the ISR is finished
Option C: it is difficult to produce
Option D: another interrupt may be caused if the signal is still low before the completion of the last instruction

Correct Answer

<tr> <td style="width: 30px; text-align: center;"></td> <td class=""> <p>another interrupt may be caused if the signal is still low before the completion of the last instruction</p> </td> </tr>

Solution & Explanation

Answer: Option (d)

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What is the disadvantage of a level triggered pulse?

a constant pulse is to be maintained for a greater span of time

another interrupt may be generated if the low-level signal is not removed before the ISR is finished

it is difficult to produce

another interrupt may be caused if the signal is still low before the completion of the last instruction

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