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14<h1 align="left">OS_ResetRequestIrqMask <IMG src="../../image/NTR.gif" align="middle"><IMG src="../../image/TWL.gif" align="middle"></h1>
15<h2>Syntax</h2>
16
17<dl>
18  <dd>
19<CODE>#include &lt;nitro/os.h&gt;</CODE><BR>
20  <BR>
21  <CODE>OSIrqMask OS_ResetRequestIrqMask( OSIrqMask intr );</CODE></dd>
22</dl><h2>Arguments</h2>
23<TABLE border="1">
24  <TBODY>
25    <TR>
26      <TD><B><I>intr</I></B></TD>
27      <TD>The IRQ interrupt request cause you want to reset expressed as a logical sum.</TD>
28    </TR>
29  </TBODY>
30</TABLE>
31<h2>Return Values</h2>
32<p>The IRQ interrupt request before this function is called. Refer to the following for more about the IRQ types.</p>
33<p>? <A href="interrupts_list.html">Types of Interrupts</A></p>
34
35<H2>Description</H2>
36<P>Of the IRQ interrupt requests, resets only the specified interrupt cause.</P>
37<P>This function writes to the IF register the value corresponding to the specified interrupt cause. Causes for which a 1 is written to the corresponding bit will be reset.</P>
38<H3><BR>Types of Interrupts</H3>
39<P> Specify the interrupt cause to reset using the <B><I>intr</I></B> argument. See below for information on the types of interrupts.</P>
40<P>? <A href="interrupts_list.html">Types of Interrupts</A></P>
41<h2>See Also</h2>
42<p><CODE><A href="OS_GetRequestIrqMask.html">OS_GetRequestIrqMask</A><br></CODE></p>
43
44<h2>Internal Operation</h2>
45<p>Writes to the IF register (interrupt request register) in the IO register.</p>
46
47<H2>Revision History</H2>
48<P>2008/05/30 Moved the types of interrupts to a separate page.<BR>2005/03/08 Unified the Japanese term for &quot;interrupt.&quot; <br> 2004/12/08 Added warning about <CODE>OS_IE_KEY</CODE>. <BR> 2004/11/24 Deleted <CODE>OS_IE_SIO</CODE>. <BR> 2004/09/01 Changed &quot;subprocessor&quot; to &quot;ARM7&quot; and &quot;between subprocessors&quot; to &quot;between the ARM7 and ARM9.&quot; <BR> 2003/12/01 Initial version.</P>
49<hr><p>CONFIDENTIAL</p></body>
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