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44 lines
1.2 KiB
HTML
44 lines
1.2 KiB
HTML
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<HTML>
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<META NAME="GENERATOR" CONTENT="LinuxDoc-Tools 0.9.20">
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<TITLE>Commodore PET specific information for cc65: Memory layout</TITLE>
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<H2><A NAME="s3">3.</A> <A HREF="pet.html#toc3">Memory layout</A></H2>
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<P>cc65 generated programs with the default setup run with the I/O area and the
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kernal and BASIC ROM enabled, which gives a usable memory range of
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$0400 - $7FFF (32KB machine).
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All ROM entry points may be called directly without additional code.</P>
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<P>Special locations:</P>
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<P>
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<DL>
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<DT><B>Text screen</B><DD><P>The text screen is located at $8000.</P>
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<DT><B>Stack</B><DD><P>The C runtime stack is located at $7FFF and growing downwards.</P>
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<DT><B>Heap</B><DD><P>The C heap is located at the end of the program and grows towards the C
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runtime stack.</P>
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</DL>
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</P>
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