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What are the IRQs used for?

April 26, 2017IRQ Used

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What are the IRQs used for?

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10 Posted

A. An Interrupt allows the piece of hardware to get the CPU’s attention. For something like a Network card this is important as the card has limited buffer space so unless the CPU does not move the data out of the buffer it will get lost. Below is a table of the common IRQ uses.