<!doctype linuxdoc system>
<article>
-
<title>Nintendo Entertainment System specific information for cc65
<author>
<url url="mailto:uz@cc65.org" name="Ullrich von Bassewitz">,<newline>
<url url="mailto:polluks@sdf.lonestar.org" name="Stefan A. Haubenthal">
-<date>2014-04-12
<abstract>
An overview over the NES runtime system as it is implemented for the
<sect1>NES specific functions<p>
<itemize>
-<item>waitvblank
-<item>get_tv
+<item>waitvsync - wait until the start of the next frame</item>
+<item>get_tv</item>
</itemize>
</descrip><p>
+The generic interface doesn't export the start and select buttons. To
+test for those, use the defines in nes.h instead of the generic masks.
+
+Example:
+<tscreen><verb>
+if (joy_read(0) & KEY_A)
+</verb></tscreen>
+
<sect1>Mouse drivers<p>