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<a href="#pub-attribs">Data Fields</a> </div>
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<div class="headertitle"><div class="title">sdrv_pdm_dma_buf</div></div>
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<p><code>#include <<a class="el" href="sdrv__pdm_8h_source.html">sdrv_pdm.h</a>></code></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-attribs" name="pub-attribs"></a>
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Data Fields</h2></td></tr>
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<tr class="memitem:a7c152ac38eb0c1a7b146a7f575fa4b96"><td class="memItemLeft" align="right" valign="top">uint8_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structsdrv__pdm__dma__buf.html#a7c152ac38eb0c1a7b146a7f575fa4b96">addr</a></td></tr>
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<tr class="separator:a7c152ac38eb0c1a7b146a7f575fa4b96"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ad1e8a690bc247cb5b9725e5d4a6d0e19"><td class="memItemLeft" align="right" valign="top">int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structsdrv__pdm__dma__buf.html#ad1e8a690bc247cb5b9725e5d4a6d0e19">buffer_bytes</a></td></tr>
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<tr class="separator:ad1e8a690bc247cb5b9725e5d4a6d0e19"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aba04e4a43725b709a617fb6cabdfb521"><td class="memItemLeft" align="right" valign="top">int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structsdrv__pdm__dma__buf.html#aba04e4a43725b709a617fb6cabdfb521">period_bytes</a></td></tr>
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<tr class="separator:aba04e4a43725b709a617fb6cabdfb521"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a5ffddb13c7b8472971b349b886c49dc5"><td class="memItemLeft" align="right" valign="top">int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structsdrv__pdm__dma__buf.html#a5ffddb13c7b8472971b349b886c49dc5">periods</a></td></tr>
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<tr class="memitem:a6b49ebfb719dede423c5f22114f097a5"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structsdrv__pdm__dma__buf.html#a6b49ebfb719dede423c5f22114f097a5">appl_ptr</a></td></tr>
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<tr class="memitem:ab67e2810acb2c37d272d748768e4ab17"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structsdrv__pdm__dma__buf.html#ab67e2810acb2c37d272d748768e4ab17">hw_ptr</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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<a id="a7c152ac38eb0c1a7b146a7f575fa4b96" name="a7c152ac38eb0c1a7b146a7f575fa4b96"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a7c152ac38eb0c1a7b146a7f575fa4b96">◆ </a></span>addr</h2>
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<td class="memname">uint8_t* addr</td>
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</div><div class="memdoc">
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<p >< dma mode ,buffer address buffer size </p>
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<a id="a6b49ebfb719dede423c5f22114f097a5" name="a6b49ebfb719dede423c5f22114f097a5"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a6b49ebfb719dede423c5f22114f097a5">◆ </a></span>appl_ptr</h2>
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<td class="memname">uint32_t appl_ptr</td>
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</div><div class="memdoc">
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<p >dma read pointer during playback, dma write pointer during capture </p>
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<a id="a077ad64fd870c6be4bdd3b25b99078c9" name="a077ad64fd870c6be4bdd3b25b99078c9"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a077ad64fd870c6be4bdd3b25b99078c9">◆ </a></span>boundary</h2>
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<td class="memname">uint32_t boundary</td>
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<a id="ad1e8a690bc247cb5b9725e5d4a6d0e19" name="ad1e8a690bc247cb5b9725e5d4a6d0e19"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ad1e8a690bc247cb5b9725e5d4a6d0e19">◆ </a></span>buffer_bytes</h2>
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<td class="memname">int32_t buffer_bytes</td>
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<p >buffer period_size </p>
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<a id="ab67e2810acb2c37d272d748768e4ab17" name="ab67e2810acb2c37d272d748768e4ab17"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ab67e2810acb2c37d272d748768e4ab17">◆ </a></span>hw_ptr</h2>
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<td class="memname">uint32_t hw_ptr</td>
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<p >dma buff boundary </p>
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<a id="aba04e4a43725b709a617fb6cabdfb521" name="aba04e4a43725b709a617fb6cabdfb521"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#aba04e4a43725b709a617fb6cabdfb521">◆ </a></span>period_bytes</h2>
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<td class="memname">int32_t period_bytes</td>
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<p >buffer period count </p>
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<a id="a5ffddb13c7b8472971b349b886c49dc5" name="a5ffddb13c7b8472971b349b886c49dc5"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a5ffddb13c7b8472971b349b886c49dc5">◆ </a></span>periods</h2>
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<td class="memname">int32_t periods</td>
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</div><div class="memdoc">
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<p >app write pointer during playback, dma read pointer during capture </p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
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<li>Z:/01-Code/06-SSDK-DEV-Firewall/ssdk/drivers/include/<a class="el" href="sdrv__pdm_8h_source.html">sdrv_pdm.h</a></li>
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Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.4
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