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IRQ Flag

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Revision as of 00:09, 19 July 2023 by Xetheria (talk | contribs) (see also IRQ Disable)
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The IRQ Flag lives at bit 7 of TIMEUP (4211h).

IRQ Handlers should read this flag (which will cause it to automatically be cleared) otherwise the IRQ will fire again immediately after RTI.

See Also

Reference

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