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<div class="title">DMAMUX: Direct Memory Access Multiplexer Driver</div> </div>
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<a name="details" id="details"></a><h2 class="groupheader">Overview</h2>
<p>The KSDK provides a peripheral driver for the Direct Memory Access Multiplexer(DMAMUX) of Kinetis devices.</p>
<h1><a class="anchor" id="DMAMUXTypicalUseCase"></a>
Typical use case</h1>
<h2><a class="anchor" id="DMAMUXOper"></a>
DMAMUX Operation</h2>
<div class="fragment"><div class="line"><a class="code" href="group__dmamux.html#ga850545ac61a004df8ca312db2ca9db73">DMAMUX_Init</a>(DMAMUX0);</div>
<div class="line"><a class="code" href="group__dmamux.html#gaeef2299701369971128b0be4d5237e3d">DMAMUX_SetSource</a>(DMAMUX0, channel, source);</div>
<div class="line"><a class="code" href="group__dmamux.html#gaecac68802d961c31a06389caa97387f5">DMAMUX_EnableChannel</a>(DMAMUX0, channel);</div>
<div class="line">...</div>
<div class="line">DMAMUX_DisableChannel(DMAMUX, channel);</div>
<div class="line"><a class="code" href="group__dmamux.html#gab663257d094b9b7b6fa1b894fbf8000b">DMAMUX_Deinit</a>(DMAMUX0);</div>
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Files</h2></td></tr>
<tr class="memitem:fsl__dmamux_8h"><td class="memItemLeft" align="right" valign="top">file &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="fsl__dmamux_8h.html">fsl_dmamux.h</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a>
Driver version</h2></td></tr>
<tr class="memitem:ga52b927e4f978ddf42faf0acf6de3df57"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dmamux.html#ga52b927e4f978ddf42faf0acf6de3df57">FSL_DMAMUX_DRIVER_VERSION</a>&#160;&#160;&#160;(<a class="el" href="group__flash__driver.html#ga812138aa3315b0c6953c1a26130bcc37">MAKE_VERSION</a>(2, 0, 0))</td></tr>
<tr class="memdesc:ga52b927e4f978ddf42faf0acf6de3df57"><td class="mdescLeft">&#160;</td><td class="mdescRight">DMAMUX driver version 2.0.0. <a href="#ga52b927e4f978ddf42faf0acf6de3df57">More...</a><br/></td></tr>
<tr class="separator:ga52b927e4f978ddf42faf0acf6de3df57"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a>
DMAMUX Initialize and De-initialize</h2></td></tr>
<tr class="memitem:ga850545ac61a004df8ca312db2ca9db73"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dmamux.html#ga850545ac61a004df8ca312db2ca9db73">DMAMUX_Init</a> (DMAMUX_Type *base)</td></tr>
<tr class="memdesc:ga850545ac61a004df8ca312db2ca9db73"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initializes DMAMUX peripheral. <a href="#ga850545ac61a004df8ca312db2ca9db73">More...</a><br/></td></tr>
<tr class="separator:ga850545ac61a004df8ca312db2ca9db73"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gab663257d094b9b7b6fa1b894fbf8000b"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dmamux.html#gab663257d094b9b7b6fa1b894fbf8000b">DMAMUX_Deinit</a> (DMAMUX_Type *base)</td></tr>
<tr class="memdesc:gab663257d094b9b7b6fa1b894fbf8000b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Deinitializes DMAMUX peripheral. <a href="#gab663257d094b9b7b6fa1b894fbf8000b">More...</a><br/></td></tr>
<tr class="separator:gab663257d094b9b7b6fa1b894fbf8000b"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a>
DMAMUX Channel Operation</h2></td></tr>
<tr class="memitem:gaecac68802d961c31a06389caa97387f5"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dmamux.html#gaecac68802d961c31a06389caa97387f5">DMAMUX_EnableChannel</a> (DMAMUX_Type *base, uint32_t channel)</td></tr>
<tr class="memdesc:gaecac68802d961c31a06389caa97387f5"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enable DMAMUX channel. <a href="#gaecac68802d961c31a06389caa97387f5">More...</a><br/></td></tr>
<tr class="separator:gaecac68802d961c31a06389caa97387f5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga4d68cf7796e4a6a9cd0c4289712ca120"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dmamux.html#ga4d68cf7796e4a6a9cd0c4289712ca120">DMAMUX_DisableChannel</a> (DMAMUX_Type *base, uint32_t channel)</td></tr>
<tr class="memdesc:ga4d68cf7796e4a6a9cd0c4289712ca120"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disable DMAMUX channel. <a href="#ga4d68cf7796e4a6a9cd0c4289712ca120">More...</a><br/></td></tr>
<tr class="separator:ga4d68cf7796e4a6a9cd0c4289712ca120"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaeef2299701369971128b0be4d5237e3d"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dmamux.html#gaeef2299701369971128b0be4d5237e3d">DMAMUX_SetSource</a> (DMAMUX_Type *base, uint32_t channel, uint8_t source)</td></tr>
<tr class="memdesc:gaeef2299701369971128b0be4d5237e3d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Configure DMAMUX channel source. <a href="#gaeef2299701369971128b0be4d5237e3d">More...</a><br/></td></tr>
<tr class="separator:gaeef2299701369971128b0be4d5237e3d"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<h2 class="groupheader">Macro Definition Documentation</h2>
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<td class="memname">#define FSL_DMAMUX_DRIVER_VERSION&#160;&#160;&#160;(<a class="el" href="group__flash__driver.html#ga812138aa3315b0c6953c1a26130bcc37">MAKE_VERSION</a>(2, 0, 0))</td>
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<h2 class="groupheader">Function Documentation</h2>
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<td class="memname">void DMAMUX_Init </td>
<td>(</td>
<td class="paramtype">DMAMUX_Type *&#160;</td>
<td class="paramname"><em>base</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>This function ungate the DMAMUX clock.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">base</td><td>DMAMUX peripheral base address. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
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<td class="memname">void DMAMUX_Deinit </td>
<td>(</td>
<td class="paramtype">DMAMUX_Type *&#160;</td>
<td class="paramname"><em>base</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>This function gate the DMAMUX clock.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">base</td><td>DMAMUX peripheral base address. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
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<td class="memname">static void DMAMUX_EnableChannel </td>
<td>(</td>
<td class="paramtype">DMAMUX_Type *&#160;</td>
<td class="paramname"><em>base</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>channel</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
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<p>This function enable DMAMUX channel to work.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">base</td><td>DMAMUX peripheral base address. </td></tr>
<tr><td class="paramname">channel</td><td>DMAMUX channel number. </td></tr>
</table>
</dd>
</dl>
</div>
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<td class="memname">static void DMAMUX_DisableChannel </td>
<td>(</td>
<td class="paramtype">DMAMUX_Type *&#160;</td>
<td class="paramname"><em>base</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>channel</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
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<p>This function disable DMAMUX channel.</p>
<dl class="section note"><dt>Note</dt><dd>User must disable DMAMUX channel before configure it. </dd></dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">base</td><td>DMAMUX peripheral base address. </td></tr>
<tr><td class="paramname">channel</td><td>DMAMUX channel number. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
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<td class="memname">static void DMAMUX_SetSource </td>
<td>(</td>
<td class="paramtype">DMAMUX_Type *&#160;</td>
<td class="paramname"><em>base</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>channel</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint8_t&#160;</td>
<td class="paramname"><em>source</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
</tr>
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<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">base</td><td>DMAMUX peripheral base address. </td></tr>
<tr><td class="paramname">channel</td><td>DMAMUX channel number. </td></tr>
<tr><td class="paramname">source</td><td>Channel source which is used to trigger DMA transfer. </td></tr>
</table>
</dd>
</dl>
</div>
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