JargonFile/original/html/N/NMI.html
2014-03-27 18:54:56 +00:00

8 lines
2.2 KiB
HTML
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>NMI</title><link rel="stylesheet" href="../../jargon.css" type="text/css"/><meta name="generator" content="DocBook XSL Stylesheets V1.61.0"/><link rel="home" href="../index.html" title="The Jargon File"/><link rel="up" href="../N.html" title="N"/><link rel="previous" href="nipple-mouse.html" title="nipple mouse"/><link rel="next" href="no-op.html" title="no-op"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">NMI</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="nipple-mouse.html">Prev</a> </td><th width="60%" align="center">N</th><td width="20%" align="right"> <a accesskey="n" href="no-op.html">Next</a></td></tr></table><hr/></div><dt><a id="NMI"/><dt xmlns="" id="NMI"><b>NMI</b>: <span xmlns="http://www.w3.org/1999/xhtml" class="pronunciation">/N·M·I/</span>, <span xmlns="http://www.w3.org/1999/xhtml" class="grammar">n.</span></dt></dt><dd><p> Non-Maskable Interrupt. An IRQ 7 on the <a href="../P/PDP-11.html"><i class="glossterm">PDP-11</i></a> or 680[01234]0; the
NMI line on an 80[1234]86. In contrast with a
<a href="../P/priority-interrupt.html"><i class="glossterm">priority interrupt</i></a> (which might be ignored, although that is unlikely),
an NMI is <span class="emphasis"><em>never</em></span> ignored. Except, that is, on
<a href="../C/clone.html"><i class="glossterm">clone</i></a> boxes, where NMI is often ignored on the
motherboard because flaky hardware can generate many spurious ones.</p></dd><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="nipple-mouse.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="../N.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="no-op.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">nipple mouse </td><td width="20%" align="center"><a accesskey="h" href="../index.html">Home</a></td><td width="40%" align="right" valign="top"> no-op</td></tr></table></div></body></html>