Q:

To identify that which key is being pressed, we need to:

mhmadesk

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2022-06-17

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To identify that which key is being pressed, we need to:

ground all the pins of the port at a time.
ground pins of the port one at a time
connect all the pins of the port to the main supply at a time.
none of the mentioned

Computer, PIC (Programmable Integrated Circuits), MCQ Questions, Computer MCQ-questions, PIC (Programmable Integrated Circuits) MCQ-questions,

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mhmadesk

2022-06-17

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(b).ground pins of the port one at a time

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