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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>Commodore 128 specific information for cc65: Platform specific header files</TITLE> <LINK HREF="c128-5.html" REL=next> <LINK HREF="c128-3.html" REL=previous> <LINK HREF="c128.html#toc4" REL=contents></HEAD><BODY><A HREF="c128-5.html">Next</A><A HREF="c128-3.html">Previous</A><A HREF="c128.html#toc4">Contents</A><HR><H2><A NAME="s4">4.</A> <A HREF="c128.html#toc4">Platform specific header files</A></H2><P>Programs containing C128 specific code may use the <CODE>c128.h</CODE> or <CODE>cbm.h</CODE>header files. Using the later may be an option when writing code for more thanone CBM platform, since it includes <CODE>c128.h</CODE> and declares several functionscommon to all CBM platforms.</P><H2><A NAME="ss4.1">4.1</A> <A HREF="c128.html#toc4.1">C128 specific functions</A></H2><P>The functions listed below are special for the C128. See the <A HREF="funcref.html">function reference</A> for declaration and usage.</P><P><UL><LI>toggle_videomode</LI><LI>c64mode</LI><LI>fast</LI><LI>slow</LI></UL></P><H2><A NAME="ss4.2">4.2</A> <A HREF="c128.html#toc4.2">CBM specific functions</A></H2><P>Some functions are available for all (or at least most) of the Commodoremachines. See the <A HREF="funcref.html">function reference</A> fordeclaration and usage.</P><P><UL><LI>cbm_close</LI><LI>cbm_closedir</LI><LI>cbm_k_setlfs</LI><LI>cbm_k_setnam</LI><LI>cbm_k_load</LI><LI>cbm_k_save</LI><LI>cbm_k_open</LI><LI>cbm_k_close</LI><LI>cbm_k_readst</LI><LI>cbm_k_chkin</LI><LI>cbm_k_ckout</LI><LI>cbm_k_basin</LI><LI>cbm_k_bsout</LI><LI>cbm_k_clrch</LI><LI>cbm_load</LI><LI>cbm_open</LI><LI>cbm_opendir</LI><LI>cbm_read</LI><LI>cbm_readdir</LI><LI>cbm_save</LI><LI>cbm_write</LI><LI>get_tv</LI></UL></P><H2><A NAME="ss4.3">4.3</A> <A HREF="c128.html#toc4.3">Hardware access</A></H2><P>The following pseudo variables declared in the <CODE>c128.h</CODE> header file doallow access to hardware located in the address space. Some variables arestructures, accessing the struct fields will access the chip registers.</P><P><DL><DT><B><CODE>VIC</CODE></B><DD><P>The <CODE>VIC</CODE> structure allows access to the VIC II (the graphicscontroller). See the <CODE>_vic2.h</CODE> header file located in the includedirectory for the declaration of the structure.</P><DT><B><CODE>SID</CODE></B><DD><P>The <CODE>SID</CODE> structure allows access to the SID (the sound interfacedevice). See the <CODE>_sid.h</CODE> header file located in the include directoryfor the declaration of the structure.</P><DT><B><CODE>VDC</CODE></B><DD><P>The <CODE>VDC</CODE> structure allows access to the VDC (the video displaycontroller). See the <CODE>_vdc.h</CODE> header file located in the includedirectory for the declaration of the structure.</P><DT><B><CODE>CIA1, CIA2</CODE></B><DD><P>Access to the two CIA (complex interface adapater) chips is available viathe <CODE>CIA1</CODE> and <CODE>CIA2</CODE> variables. The structure behind these variablesis explained in <CODE>_cia.h</CODE>.</P><DT><B><CODE>COLOR_RAM</CODE></B><DD><P>A character array that mirrors the color RAM of the C64 at $D800.</P></DL></P><HR><A HREF="c128-5.html">Next</A><A HREF="c128-3.html">Previous</A><A HREF="c128.html#toc4">Contents</A></BODY></HTML>⌨️ 快捷键说明
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