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<a href="#pub-methods">Public Member Functions</a> &#124;
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<p><a class="el" href="class_sd_volume.html" title="SdVolume used in Quick start. Soon to be removed. ">SdVolume</a> used in Quick start. Soon to be removed.  
 <a href="class_sd_volume.html#details">More...</a></p>

<p><code>#include &lt;SdVolume.h&gt;</code></p>
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Inheritance diagram for SdVolume:</div>
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<div class="center"><img src="class_sd_volume__inherit__graph.png" border="0" usemap="#_sd_volume_inherit__map" alt="Inheritance graph"/></div>
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<area shape="rect" id="node2" href="class_fat_volume.html" title="Access FAT16 and FAT32 volumes on raw file devices. " alt="" coords="5,5,91,32"/>
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Collaboration diagram for SdVolume:</div>
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<div class="center"><img src="class_sd_volume__coll__graph.png" border="0" usemap="#_sd_volume_coll__map" alt="Collaboration graph"/></div>
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<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:a06beed4cea5e38116b58254a57125442"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a06beed4cea5e38116b58254a57125442">blocksPerCluster</a> () const </td></tr>
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<tr class="memitem:abc66d856d05198d9ebe7104c8c4155d7"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#abc66d856d05198d9ebe7104c8c4155d7">blocksPerFat</a> () const </td></tr>
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<tr class="memitem:aa1e3b1d0c21d202deb82668068ab00e8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="unioncache__t.html">cache_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#aa1e3b1d0c21d202deb82668068ab00e8">cacheClear</a> ()</td></tr>
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<tr class="memitem:a18446a9c5924304fa7a87d5f03ccaf21"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a18446a9c5924304fa7a87d5f03ccaf21">clusterCount</a> () const </td></tr>
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<tr class="memitem:ac0e63f33d71d5dc95a602834274def6a"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#ac0e63f33d71d5dc95a602834274def6a">clusterSizeShift</a> () const </td></tr>
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<tr class="memitem:a443364af257c219f8e908d5b073d8fa3"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a443364af257c219f8e908d5b073d8fa3">dataStartBlock</a> () const </td></tr>
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<tr class="memitem:a2439fdebcf60a9226d2563600bbb752d"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a2439fdebcf60a9226d2563600bbb752d">dbgFat</a> (uint32_t n, uint32_t *v)</td></tr>
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<tr class="memitem:acdedc6a200b01e401c9cd9b511eae6ec"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#acdedc6a200b01e401c9cd9b511eae6ec">fatCount</a> ()</td></tr>
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<tr class="memitem:a0dd0cc689b63ef0702aed1cf36b1722d"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a0dd0cc689b63ef0702aed1cf36b1722d">fatStartBlock</a> () const </td></tr>
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<tr class="memitem:a1364f11fe9bb4717ce0685e2b7b86027"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a1364f11fe9bb4717ce0685e2b7b86027">fatType</a> () const </td></tr>
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<tr class="memitem:a1683b063fc6202ab85470b9610f16f93"><td class="memItemLeft" align="right" valign="top">int32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a1683b063fc6202ab85470b9610f16f93">freeClusterCount</a> ()</td></tr>
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<tr class="memitem:a0ac221eda119ddccae8ac6bc20a4b12d"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_volume.html#a0ac221eda119ddccae8ac6bc20a4b12d">init</a> (<a class="el" href="class_sd2_card.html">Sd2Card</a> *dev)</td></tr>
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<tr class="memitem:ae820ee8d9ea7ed01ce72ae3508a63cbf"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_volume.html#ae820ee8d9ea7ed01ce72ae3508a63cbf">init</a> (<a class="el" href="class_sd2_card.html">Sd2Card</a> *dev, uint8_t part)</td></tr>
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<tr class="memitem:acab819fa25a91dad1cc698a7e1e0eb32"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#acab819fa25a91dad1cc698a7e1e0eb32">init</a> ()</td></tr>
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<tr class="memitem:a034d997a1e7a0b2b664a4357bcccd256"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a034d997a1e7a0b2b664a4357bcccd256">init</a> (uint8_t part)</td></tr>
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<tr class="memitem:ae86d9615ddfb386c1ba8af5de23519d9"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#ae86d9615ddfb386c1ba8af5de23519d9">rootDirEntryCount</a> () const </td></tr>
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<tr class="memitem:ae9363ebbbae90e895ea56e8fa3f60c13"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#ae9363ebbbae90e895ea56e8fa3f60c13">rootDirStart</a> () const </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_sd_volume.html" title="SdVolume used in Quick start. Soon to be removed. ">SdVolume</a> used in Quick start. Soon to be removed. </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
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          <td class="memname">uint8_t FatVolume::blocksPerCluster </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<dl class="section return"><dt>Returns</dt><dd>The volume's cluster size in blocks. </dd></dl>

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          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<dl class="section return"><dt>Returns</dt><dd>The number of blocks in one FAT. </dd></dl>

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          <td class="memname"><a class="el" href="unioncache__t.html">cache_t</a>* FatVolume::cacheClear </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
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<p>Clear the cache and returns a pointer to the cache. Not for normal apps. </p><dl class="section return"><dt>Returns</dt><dd>A pointer to the cache buffer or zero if an error occurs. </dd></dl>

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          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<dl class="section return"><dt>Returns</dt><dd>The total number of clusters in the volume. </dd></dl>

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          <td class="memname">uint8_t FatVolume::clusterSizeShift </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<dl class="section return"><dt>Returns</dt><dd>The shift count required to multiply by blocksPerCluster. </dd></dl>

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          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<dl class="section return"><dt>Returns</dt><dd>The logical block number for the start of file data. </dd></dl>

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          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>n</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">uint32_t *&#160;</td>
          <td class="paramname"><em>v</em>&#160;</td>
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<p>Debug access to FAT table</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">n</td><td>cluster number. </td></tr>
    <tr><td class="paramdir">[out]</td><td class="paramname">v</td><td>value of entry </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>true for success or false for failure </dd></dl>

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<dl class="section return"><dt>Returns</dt><dd>The number of <a class="el" href="class_file.html" title="Arduino SD.h style File API. ">File</a> Allocation Tables. </dd></dl>

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          <td> const</td>
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<dl class="section return"><dt>Returns</dt><dd>The logical block number for the start of the first FAT. </dd></dl>

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          <td class="memname">uint8_t FatVolume::fatType </td>
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<dl class="section return"><dt>Returns</dt><dd>The FAT type of the volume. Values are 12, 16 or 32. </dd></dl>

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<p>Volume free space in clusters.</p>
<dl class="section return"><dt>Returns</dt><dd>Count of free clusters for success or -1 if an error occurs. </dd></dl>

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          <td class="paramtype"><a class="el" href="class_sd2_card.html">Sd2Card</a> *&#160;</td>
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<p>Initialize a FAT volume. Try partition one first then try super floppy format.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">dev</td><td>The <a class="el" href="class_sd2_card.html" title="Raw access to SD and SDHC card using default SPI library. ">Sd2Card</a> where the volume is located.</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>true for success else false. </dd></dl>

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<p>Initialize a FAT volume.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">dev</td><td>The <a class="el" href="class_sd2_card.html" title="Raw access to SD and SDHC card using default SPI library. ">Sd2Card</a> where the volume is located. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">part</td><td>the partition to use. Zero for super floppy or 1-4. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>true for success else false. </dd></dl>

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<p>Initialize a FAT volume. Try partition one first then try super floppy format.</p>
<dl class="section return"><dt>Returns</dt><dd>The value one, true, is returned for success and the value zero, false, is returned for failure. Reasons for failure include not finding a valid partition, not finding a valid FAT file system or an I/O error. </dd></dl>

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          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>part</em></td><td>)</td>
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<p>Initialize a FAT volume.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">part</td><td>The partition to be used. Legal values for <em>part</em> are 1-4 to use the corresponding partition on a device formatted with a MBR, Master Boot Record, or zero if the device is formatted as a super floppy with the FAT boot sector in block zero.</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>The value one, true, is returned for success and the value zero, false, is returned for failure. Reasons for failure include not finding a valid partition, not finding a valid FAT file system in the specified partition or an I/O error. </dd></dl>

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          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<dl class="section return"><dt>Returns</dt><dd>The number of entries in the root directory for FAT16 volumes. </dd></dl>

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<dl class="section return"><dt>Returns</dt><dd>The logical block number for the start of the root directory on FAT16 volumes or the first cluster number on FAT32 volumes. </dd></dl>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li>Arduino/libraries/SdFat/SdVolume.h</li>
</ul>
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