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Interrupt request flag

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Revision as of 14:11, 18 November 2017 by Martini (talk | contribs) (Created page with "A bit in the 8259 PIC controller that indicates an interrupt is pending on particular level. The VPIC also maintains a virtual interrupt request flag for each interrupt level ...")
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A bit in the 8259 PIC controller that indicates an interrupt is pending on particular level. The VPIC also maintains a virtual interrupt request flag for each interrupt level for each DOS session.