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7<TITLE>OS_IsCodecTwlMode</TITLE>
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11<H1 align="left">OS_IsCodecTwlMode <IMG src="../../image/NTR.gif" align="middle"><IMG src="../../image/TWL.gif" align="middle"></H1>
12<H2>Syntax</H2>
13<DL>
14  <DD><CODE>#include &lt;nitro/os.h&gt;</CODE><BR> <BR> <CODE>BOOL OS_IsCodecTwlMode( void );</CODE>
15</DL>
16<H2>Arguments</H2>
17<P>None.</P>
18<H2>Return Values</H2>
19<P><CODE>TRUE</CODE> indicates that the codec is running in TWL mode.</P>
20<P><CODE>FALSE</CODE> indicates that the application is running in some other mode (that is, in NITRO mode).</P>
21<P>This function is replaced with the constant <CODE>FALSE</CODE> when using a NITRO-only ROM.</P>
22<H2>Description</H2>
23<P>Determines whether the codec is running in TWL mode.</P>
24<P>This function checks the operating mode and ROM header, among others, when using a TWL/NITRO hybrid ROM  or a TWL-only ROM, and then returns a value. However, when using a NITRO-only ROM, the function itself is replaced with <CODE>FALSE</CODE>.</P>
25<H2>See Also</H2>
26<P><A href="../consoleType/OS_GetConsoleType.html"><CODE>OS_GetConsoleType</CODE></A></P>
27<H2>Revision History</H2>
28<P>2008/10/08 Initial version.</P>
29<hr><p>CONFIDENTIAL</p></body>
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