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| Non Maskable Interrupt | |||
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| Non-Maskable Interrupt | |||
| nonmaskable interrupt (A hardware interrupt that bypasses and takes priority over interrupt requests generated by software and by the keyboard and other such devices. A nonmaskable interrupt cannot be overruled (masked) by another service request and is issued to the microprocessor only in disastrous circumstances, such as severe memory errors or impending power failures) | |||
