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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><HTML><HEAD> <META NAME="GENERATOR" CONTENT="LinuxDoc-Tools 0.9.20"> <TITLE>cc65 Library Overview: Direct console I/O - conio.h</TITLE> <LINK HREF="library-6.html" REL=next> <LINK HREF="library-4.html" REL=previous> <LINK HREF="library.html#toc5" REL=contents></HEAD><BODY><A HREF="library-6.html">Next</A><A HREF="library-4.html">Previous</A><A HREF="library.html#toc5">Contents</A><HR><H2><A NAME="s5">5.</A> <A HREF="library.html#toc5">Direct console I/O - <CODE>conio.h</CODE></A></H2><P>The <CODE>conio.h</CODE> header file contains a large set of functions that do screenand keyboard I/O. The functions will write directly to the screen or poll thekeyboard directly with no more help from the operating system than needed.This has some disadvantages, but on the other side it's fast and reasonablyportable. conio implementations exist for the following targets:</P><P><UL><LI>apple2</LI><LI>atari</LI><LI>c16 (works also for the c116 with up to 32K memory)</LI><LI>c64</LI><LI>c128</LI><LI>plus4 (or expanded c16/c116)</LI><LI>cbm510 (40 column video)</LI><LI>cbm610 (all CBM series-II computers with 80 column video)</LI><LI>pet (all CBM PET systems except the 2001)</LI><LI>vic20</LI></UL></P><P>The conio.h header file does also include the system specific header fileswhich define constants for special characters and keys.</P><HR><A HREF="library-6.html">Next</A><A HREF="library-4.html">Previous</A><A HREF="library.html#toc5">Contents</A></BODY></HTML>⌨️ 快捷键说明
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