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<title>SdFat: BlockDeviceInterface Class Reference</title>
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<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="class_block_device_interface-members.html">List of all members</a>  </div>
  <div class="headertitle">
<div class="title">BlockDeviceInterface Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span></div>  </div>
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<p><a class="el" href="class_block_device_interface.html" title="BlockDeviceInterface class. ">BlockDeviceInterface</a> class.  
 <a href="class_block_device_interface.html#details">More...</a></p>

<p><code>#include &lt;BlockDeviceInterface.h&gt;</code></p>
<div class="dynheader">
Inheritance diagram for BlockDeviceInterface:</div>
<div class="dyncontent">
<div class="center"><img src="class_block_device_interface__inherit__graph.png" border="0" usemap="#_block_device_interface_inherit__map" alt="Inheritance graph"/></div>
<map name="_block_device_interface_inherit__map" id="_block_device_interface_inherit__map">
<area shape="rect" id="node2" href="class_sd_card_interface.html" title="Abstract interface for an SD card. " alt="" coords="19,80,134,107"/>
<area shape="rect" id="node3" href="class_sdio_card.html" title="Raw SDIO access to SD and SDHC flash memory cards. " alt="" coords="39,155,114,181"/>
</map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a537ffdf8645666ee60d9bee0d7e3d17e"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_block_device_interface.html#a537ffdf8645666ee60d9bee0d7e3d17e">readSector</a> (uint32_t sector, uint8_t *dst)=0</td></tr>
<tr class="separator:a537ffdf8645666ee60d9bee0d7e3d17e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aeee2944296d4aaabd00ee7be90596c5c"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_block_device_interface.html#aeee2944296d4aaabd00ee7be90596c5c">readSectors</a> (uint32_t sector, uint8_t *dst, size_t ns)=0</td></tr>
<tr class="separator:aeee2944296d4aaabd00ee7be90596c5c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1531ba16d499510ae60be288112faae1"><td class="memItemLeft" align="right" valign="top">virtual uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_block_device_interface.html#a1531ba16d499510ae60be288112faae1">sectorCount</a> ()=0</td></tr>
<tr class="separator:a1531ba16d499510ae60be288112faae1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a23e30999f1cc03da99e285cf180dbbb7"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_block_device_interface.html#a23e30999f1cc03da99e285cf180dbbb7">syncDevice</a> ()=0</td></tr>
<tr class="separator:a23e30999f1cc03da99e285cf180dbbb7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8a4be0a85c3771c705617fad98303e49"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_block_device_interface.html#a8a4be0a85c3771c705617fad98303e49">writeSector</a> (uint32_t sector, const uint8_t *src)=0</td></tr>
<tr class="separator:a8a4be0a85c3771c705617fad98303e49"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5cb063692a65f092ccdfd14f8700b58a"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_block_device_interface.html#a5cb063692a65f092ccdfd14f8700b58a">writeSectors</a> (uint32_t sector, const uint8_t *src, size_t ns)=0</td></tr>
<tr class="separator:a5cb063692a65f092ccdfd14f8700b58a"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p><a class="el" href="class_block_device_interface.html" title="BlockDeviceInterface class. ">BlockDeviceInterface</a> class. </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a id="a537ffdf8645666ee60d9bee0d7e3d17e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a537ffdf8645666ee60d9bee0d7e3d17e">&#9670;&nbsp;</a></span>readSector()</h2>

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          <td class="memname">virtual bool BlockDeviceInterface::readSector </td>
          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>sector</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">uint8_t *&#160;</td>
          <td class="paramname"><em>dst</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">pure virtual</span></span>  </td>
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<p>Read a 512 byte sector.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">sector</td><td>Logical sector to be read. </td></tr>
    <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Pointer to the location that will receive the data. </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true for success or false for failure. </dd></dl>

<p>Implemented in <a class="el" href="class_sdio_card.html#a77ae4fbe24bb04b74af5d388d4139dde">SdioCard</a>.</p>

</div>
</div>
<a id="aeee2944296d4aaabd00ee7be90596c5c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aeee2944296d4aaabd00ee7be90596c5c">&#9670;&nbsp;</a></span>readSectors()</h2>

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          <td class="memname">virtual bool BlockDeviceInterface::readSectors </td>
          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>sector</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">uint8_t *&#160;</td>
          <td class="paramname"><em>dst</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">size_t&#160;</td>
          <td class="paramname"><em>ns</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">pure virtual</span></span>  </td>
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</div><div class="memdoc">
<p>Read multiple 512 byte sectors.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">sector</td><td>Logical sector to be read. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">ns</td><td>Number of sectors to be read. </td></tr>
    <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Pointer to the location that will receive the data. </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true for success or false for failure. </dd></dl>

<p>Implemented in <a class="el" href="class_sdio_card.html#a1ed4229446a5a2fe815d460b027243b9">SdioCard</a>.</p>

</div>
</div>
<a id="a1531ba16d499510ae60be288112faae1"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1531ba16d499510ae60be288112faae1">&#9670;&nbsp;</a></span>sectorCount()</h2>

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          <td class="memname">virtual uint32_t BlockDeviceInterface::sectorCount </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
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<span class="mlabels"><span class="mlabel">pure virtual</span></span>  </td>
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<dl class="section return"><dt>Returns</dt><dd>device size in sectors. </dd></dl>

<p>Implemented in <a class="el" href="class_sd_card_interface.html#a1a8c37709b578bffc556240f6f03a8da">SdCardInterface</a>, and <a class="el" href="class_sdio_card.html#a49a502cf7b59dc559a6c75a3285e6c1a">SdioCard</a>.</p>

</div>
</div>
<a id="a23e30999f1cc03da99e285cf180dbbb7"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a23e30999f1cc03da99e285cf180dbbb7">&#9670;&nbsp;</a></span>syncDevice()</h2>

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          <td class="memname">virtual bool BlockDeviceInterface::syncDevice </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
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<p>End multi-sector transfer and go to idle state. </p><dl class="section return"><dt>Returns</dt><dd>true for success or false for failure. </dd></dl>

<p>Implemented in <a class="el" href="class_sdio_card.html#a1201ec7a6fa91b73a1daa584a1b055f7">SdioCard</a>.</p>

</div>
</div>
<a id="a8a4be0a85c3771c705617fad98303e49"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8a4be0a85c3771c705617fad98303e49">&#9670;&nbsp;</a></span>writeSector()</h2>

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          <td class="memname">virtual bool BlockDeviceInterface::writeSector </td>
          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>sector</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const uint8_t *&#160;</td>
          <td class="paramname"><em>src</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">pure virtual</span></span>  </td>
  </tr>
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<p>Writes a 512 byte sector.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">sector</td><td>Logical sector to be written. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>Pointer to the location of the data to be written. </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true for success or false for failure. </dd></dl>

<p>Implemented in <a class="el" href="class_sdio_card.html#a74919a168bac68028ce62222500cf238">SdioCard</a>.</p>

</div>
</div>
<a id="a5cb063692a65f092ccdfd14f8700b58a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a5cb063692a65f092ccdfd14f8700b58a">&#9670;&nbsp;</a></span>writeSectors()</h2>

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          <td class="memname">virtual bool BlockDeviceInterface::writeSectors </td>
          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>sector</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const uint8_t *&#160;</td>
          <td class="paramname"><em>src</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">size_t&#160;</td>
          <td class="paramname"><em>ns</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">pure virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>Write multiple 512 byte sectors.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">sector</td><td>Logical sector to be written. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">ns</td><td>Number of sectors to be written. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>Pointer to the location of the data to be written. </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true for success or false for failure. </dd></dl>

<p>Implemented in <a class="el" href="class_sdio_card.html#a55e2fc82ef9ecf7272a94b565c50303b">SdioCard</a>.</p>

</div>
</div>
<hr/>The documentation for this class was generated from the following file:<ul>
<li>ArduinoSdFat/libraries/SdFat/src/common/<a class="el" href="_block_device_interface_8h.html">BlockDeviceInterface.h</a></li>
</ul>
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