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<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"><HTML><HEAD><TITLE>80386 Programmer's Reference Manual -- Chapter 08</TITLE></HEAD><BODY><P><B>up:</B> <A HREF="toc.htm">Table of Contents</A><BR><B>prev:</B> <A HREF="s07_07.htm">7.7 Task Address Space</A><BR><B>next:</B> <A HREF="s08_01.htm">8.1 I/O Addressing</A><P><HR><P><H1>Chapter 8 Input/Output</H1><P>This chapter presents the I/O features of the 80386 from the followingperspectives:<UL><LI>Methods of addressing I/O ports<LI>Instructions that cause I/O operations<LI>Protection as it applies to the use of I/O instructions and I/O port addresses.</UL><P><A HREF="s08_01.htm">8.1 I/O Addressing</A><BR><A HREF="s08_02.htm">8.2 I/O Instructions</A><BR><A HREF="s08_03.htm">8.3 Protection and I/O</A><P><HR><P><B>up:</B> <A HREF="toc.htm">Table of Contents</A><BR><B>prev:</B> <A HREF="s07_07.htm">7.7 Task Address Space</A><BR><B>next:</B> <A HREF="s08_01.htm">8.1 I/O Addressing</A></BODY>⌨️ 快捷键说明
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