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SdFat


			
				
					
						
						
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<a href="#pub-methods">Public Member Functions</a> &#124;
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<div class="title">SdFileSystem&lt; SdDriverClass &gt; Class Template Reference</div>  </div>
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<p>Virtual base class for SdFat library.  
 <a href="class_sd_file_system.html#details">More...</a></p>

<p><code>#include &lt;SdFat.h&gt;</code></p>
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Inheritance diagram for SdFileSystem&lt; SdDriverClass &gt;:</div>
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Collaboration diagram for SdFileSystem&lt; SdDriverClass &gt;:</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:a5dda20d3dcbfc8c641babbb2c9aac382"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a5dda20d3dcbfc8c641babbb2c9aac382">begin</a> (<a class="el" href="_block_driver_8h.html#ace97f2377acdc471a01f9f7ec1fd6bbb">BlockDriver</a> *blockDev, uint8_t part=0)</td></tr>
<tr class="separator:a5dda20d3dcbfc8c641babbb2c9aac382"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad94237ef45c52698e97b04e8c131f21e"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin</a> ()</td></tr>
<tr class="separator:ad94237ef45c52698e97b04e8c131f21e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af6ab43bc0853febb38298406c4067a43"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#af6ab43bc0853febb38298406c4067a43">blocksPerCluster</a> () const</td></tr>
<tr class="separator:af6ab43bc0853febb38298406c4067a43"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adb87da3b10344f28a92dfade492b8398"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#adb87da3b10344f28a92dfade492b8398">blocksPerFat</a> () const</td></tr>
<tr class="separator:adb87da3b10344f28a92dfade492b8398"><td class="memSeparator" colspan="2">&#160;</td></tr>
<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>
<tr class="separator:aa1e3b1d0c21d202deb82668068ab00e8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab5dcfbeeb7caa38a38db86003341eb07"><td class="memItemLeft" align="right" valign="top">SdDriverClass *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#ab5dcfbeeb7caa38a38db86003341eb07">card</a> ()</td></tr>
<tr class="separator:ab5dcfbeeb7caa38a38db86003341eb07"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aedfd5a0830c955bc5514e52f2f2dd066"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#aedfd5a0830c955bc5514e52f2f2dd066">cardErrorCode</a> ()</td></tr>
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<tr class="memitem:a0602ab3c04ea33293649f0a15fc81e05"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a0602ab3c04ea33293649f0a15fc81e05">cardErrorData</a> ()</td></tr>
<tr class="separator:a0602ab3c04ea33293649f0a15fc81e05"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5667915e63187a43a71dfada63800865"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a5667915e63187a43a71dfada63800865">chdir</a> (bool set_cwd=false)</td></tr>
<tr class="separator:a5667915e63187a43a71dfada63800865"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a44af1b98e8d986d12107b654453acbc4"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a44af1b98e8d986d12107b654453acbc4">chdir</a> (const char *path, bool set_cwd=false)</td></tr>
<tr class="separator:a44af1b98e8d986d12107b654453acbc4"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af24917d6e00c8766dab168eb834047ec"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#af24917d6e00c8766dab168eb834047ec">chvol</a> ()</td></tr>
<tr class="separator:af24917d6e00c8766dab168eb834047ec"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae724879a554174e31a737f73da418009"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#ae724879a554174e31a737f73da418009">clusterCount</a> () const</td></tr>
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<tr class="memitem:ab36468240ef6846578ad7f58d1bc41ac"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#ab36468240ef6846578ad7f58d1bc41ac">clusterSizeShift</a> () const</td></tr>
<tr class="separator:ab36468240ef6846578ad7f58d1bc41ac"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a55906112e0d151db3b144d29630f5066"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a55906112e0d151db3b144d29630f5066">dataStartBlock</a> () const</td></tr>
<tr class="separator:a55906112e0d151db3b144d29630f5066"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a25c6311b70fa274b3be94ff25fdebba7"><td class="memItemLeft" align="right" valign="top">int8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a25c6311b70fa274b3be94ff25fdebba7">dbgFat</a> (uint32_t n, uint32_t *v)</td></tr>
<tr class="separator:a25c6311b70fa274b3be94ff25fdebba7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a855267374306bfee2df67642c99d4d18"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a855267374306bfee2df67642c99d4d18">errorHalt</a> ()</td></tr>
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<tr class="memitem:ae1f79a2974ebe134e70f898c32d97e98"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#ae1f79a2974ebe134e70f898c32d97e98">errorHalt</a> (Print *pr)</td></tr>
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<tr class="memitem:a32c20dfa6a8cb8af95f25847b19bdbca"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a32c20dfa6a8cb8af95f25847b19bdbca">errorHalt</a> (char const *msg)</td></tr>
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<tr class="memitem:a27fb329d6aee79a63c20386218ce7e9e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a27fb329d6aee79a63c20386218ce7e9e">errorHalt</a> (Print *pr, char const *msg)</td></tr>
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<tr class="memitem:af856494745a9842d9728dfeabf19c51e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#af856494745a9842d9728dfeabf19c51e">errorHalt</a> (const __FlashStringHelper *msg)</td></tr>
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<tr class="memitem:a746c80d048c30baf0b281e16932670a2"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a746c80d048c30baf0b281e16932670a2">errorHalt</a> (Print *pr, const __FlashStringHelper *msg)</td></tr>
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<tr class="memitem:ab0b78154d6874c29279ba81f36ccb09c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#ab0b78154d6874c29279ba81f36ccb09c">errorPrint</a> ()</td></tr>
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<tr class="memitem:a03736274debea71fef5e2ff34d7ec3dc"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a03736274debea71fef5e2ff34d7ec3dc">errorPrint</a> (Print *pr)</td></tr>
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<tr class="memitem:a2e2436b7b2666737cbaf4b22218bc69f"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a2e2436b7b2666737cbaf4b22218bc69f">errorPrint</a> (const char *msg)</td></tr>
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<tr class="memitem:a0eb6b92a0700ba932f6127962981d153"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a0eb6b92a0700ba932f6127962981d153">errorPrint</a> (Print *pr, char const *msg)</td></tr>
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<tr class="memitem:a1ccb1f937f42e9c1331c942bc357f6da"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a1ccb1f937f42e9c1331c942bc357f6da">errorPrint</a> (const __FlashStringHelper *msg)</td></tr>
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<tr class="memitem:a43344a079d9af92ea4b550914d0512f6"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a43344a079d9af92ea4b550914d0512f6">errorPrint</a> (Print *pr, const __FlashStringHelper *msg)</td></tr>
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<tr class="memitem:aee58c6352652f216577196e32a594b67"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#aee58c6352652f216577196e32a594b67">exists</a> (const char *path)</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:a260bc030ab188a481dd34d6062f7b9d2"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a260bc030ab188a481dd34d6062f7b9d2">fatStartBlock</a> () const</td></tr>
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<tr class="memitem:a0d736f0e8f03476b896307fbe5427376"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a0d736f0e8f03476b896307fbe5427376">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: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:a8e1f26486bb878a24fa9868e59dbbbc2"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a8e1f26486bb878a24fa9868e59dbbbc2">initErrorHalt</a> ()</td></tr>
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<tr class="memitem:a24bd0f699cf0fe11fd2148b15c49251a"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a24bd0f699cf0fe11fd2148b15c49251a">initErrorHalt</a> (Print *pr)</td></tr>
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<tr class="memitem:a893833a880e2a83757480ba4c1351041"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a893833a880e2a83757480ba4c1351041">initErrorHalt</a> (char const *msg)</td></tr>
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<tr class="memitem:a3077b1a53d789d0401b707963cb28f46"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a3077b1a53d789d0401b707963cb28f46">initErrorHalt</a> (Print *pr, char const *msg)</td></tr>
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<tr class="memitem:a2a1e4cc8056ba23b55dfa2c6486b8798"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a2a1e4cc8056ba23b55dfa2c6486b8798">initErrorHalt</a> (const __FlashStringHelper *msg)</td></tr>
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<tr class="memitem:ab03d98012dea18733c3252f27832de69"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#ab03d98012dea18733c3252f27832de69">initErrorHalt</a> (Print *pr, const __FlashStringHelper *msg)</td></tr>
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<tr class="memitem:ae31c9cbd7e1c03129d6c99b25f73cd50"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#ae31c9cbd7e1c03129d6c99b25f73cd50">initErrorPrint</a> ()</td></tr>
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<tr class="memitem:a066707dce0667213b5f083d59f67448d"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a066707dce0667213b5f083d59f67448d">initErrorPrint</a> (Print *pr)</td></tr>
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<tr class="memitem:a538796f79fd9db9c5bbeefd9defe639a"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a538796f79fd9db9c5bbeefd9defe639a">initErrorPrint</a> (char const *msg)</td></tr>
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<tr class="memitem:ad9855d33ebd465715b706d0926291b13"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#ad9855d33ebd465715b706d0926291b13">initErrorPrint</a> (Print *pr, char const *msg)</td></tr>
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<tr class="memitem:ad6ffec5a7d82be46d46b8a4f82d0803b"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#ad6ffec5a7d82be46d46b8a4f82d0803b">initErrorPrint</a> (const __FlashStringHelper *msg)</td></tr>
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<tr class="memitem:a8a2018b6366145a9843d3d29a47d6560"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_file_system.html#a8a2018b6366145a9843d3d29a47d6560">initErrorPrint</a> (Print *pr, const __FlashStringHelper *msg)</td></tr>
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<tr class="memitem:a2398fb37a7a9d5e0dc0ffde6a44a993d"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a2398fb37a7a9d5e0dc0ffde6a44a993d">ls</a> (uint8_t flags=0)</td></tr>
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<tr class="memitem:a122b61dbec5051304bcc81bc08b1b99d"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a122b61dbec5051304bcc81bc08b1b99d">ls</a> (const char *path, uint8_t flags=0)</td></tr>
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<tr class="memitem:ae12fb8bfad5c4a8e052dda70a5a0ed93"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#ae12fb8bfad5c4a8e052dda70a5a0ed93">ls</a> (<a class="el" href="_fat_volume_8h.html#ac62f6449331cfe1a71f29be30efe7890">print_t</a> *pr, uint8_t flags=0)</td></tr>
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<tr class="memitem:aa79695db8e910300507210b3067d39fd"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#aa79695db8e910300507210b3067d39fd">ls</a> (<a class="el" href="_fat_volume_8h.html#ac62f6449331cfe1a71f29be30efe7890">print_t</a> *pr, const char *path, uint8_t flags)</td></tr>
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<tr class="memitem:a231c62c98ba8ac3c2624dc5ad2053ebf"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a231c62c98ba8ac3c2624dc5ad2053ebf">mkdir</a> (const char *path, bool pFlag=true)</td></tr>
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<tr class="memitem:a1590dbde58cf1622a18d1350058a6e18"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_file.html">File</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a1590dbde58cf1622a18d1350058a6e18">open</a> (const char *path, oflag_t oflag=<a class="el" href="_arduino_files_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a>)</td></tr>
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<tr class="memitem:a7c44842544967e0083bec1a6089e5061"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_file.html">File</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a7c44842544967e0083bec1a6089e5061">open</a> (const String &amp;path, oflag_t oflag=<a class="el" href="_arduino_files_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a>)</td></tr>
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<tr class="memitem:abf7d7d0dab43083d5be10d70ff4669e4"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#abf7d7d0dab43083d5be10d70ff4669e4">remove</a> (const char *path)</td></tr>
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<tr class="memitem:a0187891a24017b41bd7c5ba63e659e65"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a0187891a24017b41bd7c5ba63e659e65">rename</a> (const char *oldPath, const char *newPath)</td></tr>
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<tr class="memitem:aaed2edc7ff7fedb163458c870bb41b33"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#aaed2edc7ff7fedb163458c870bb41b33">rmdir</a> (const char *path)</td></tr>
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<tr class="memitem:a31d0efaf3e47c9342da0dfb3735eecf1"><td class="memItemLeft" align="right" valign="top">uint16_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a31d0efaf3e47c9342da0dfb3735eecf1">rootDirEntryCount</a> () const</td></tr>
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<tr class="memitem:a372f1f1fab71f5744eaf538156abe64d"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#a372f1f1fab71f5744eaf538156abe64d">rootDirStart</a> () const</td></tr>
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<tr class="memitem:ad60cb13557f35578f868e03e9ccb8be1"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#ad60cb13557f35578f868e03e9ccb8be1">truncate</a> (const char *path, uint32_t length)</td></tr>
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<tr class="memitem:a4ca68fe47bb675df0a80df1ed7a53698"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_fat_volume.html">FatVolume</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a4ca68fe47bb675df0a80df1ed7a53698">vol</a> ()</td></tr>
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<tr class="memitem:ada9f893c796559c132ef9da061f04a39"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_volume.html#ada9f893c796559c132ef9da061f04a39">volumeBlockCount</a> () const</td></tr>
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<tr class="memitem:acf257d02b7166683bda2abc5058004bf"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_fat_file.html">FatFile</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#acf257d02b7166683bda2abc5058004bf">vwd</a> ()</td></tr>
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<tr class="memitem:a36d7831f92acfbfef1c4a24dd7103dc4"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_file_system.html#a36d7831f92acfbfef1c4a24dd7103dc4">wipe</a> (<a class="el" href="_fat_volume_8h.html#ac62f6449331cfe1a71f29be30efe7890">print_t</a> *pr=0)</td></tr>
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</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template&lt;class SdDriverClass&gt;<br />
class SdFileSystem&lt; SdDriverClass &gt;</h3>

<p>Virtual base class for SdFat library. </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a5dda20d3dcbfc8c641babbb2c9aac382">&#9670;&nbsp;</a></span>begin() <span class="overload">[1/2]</span></h2>

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          <td class="paramtype"><a class="el" href="_block_driver_8h.html#ace97f2377acdc471a01f9f7ec1fd6bbb">BlockDriver</a> *&#160;</td>
          <td class="paramname"><em>blockDev</em>, </td>
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          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>part</em> = <code>0</code>&#160;</td>
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<p>Initialize an <a class="el" href="class_fat_file_system.html" title="Integration class for the FatLib library. ">FatFileSystem</a> object. </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">blockDev</td><td>Device block driver. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">part</td><td>partition to initialize. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>The value true is returned for success and the value false is returned for failure. </dd></dl>

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<p>Initialize file system. </p><dl class="section return"><dt>Returns</dt><dd>true for success else false. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#af6ab43bc0853febb38298406c4067a43">&#9670;&nbsp;</a></span>blocksPerCluster()</h2>

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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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<h2 class="memtitle"><span class="permalink"><a href="#adb87da3b10344f28a92dfade492b8398">&#9670;&nbsp;</a></span>blocksPerFat()</h2>

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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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<h2 class="memtitle"><span class="permalink"><a href="#aa1e3b1d0c21d202deb82668068ab00e8">&#9670;&nbsp;</a></span>cacheClear()</h2>

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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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<h2 class="memtitle"><span class="permalink"><a href="#ab5dcfbeeb7caa38a38db86003341eb07">&#9670;&nbsp;</a></span>card()</h2>

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<dl class="section return"><dt>Returns</dt><dd>Pointer to SD card object </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#aedfd5a0830c955bc5514e52f2f2dd066">&#9670;&nbsp;</a></span>cardErrorCode()</h2>

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<dl class="section return"><dt>Returns</dt><dd>The card error code </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a0602ab3c04ea33293649f0a15fc81e05">&#9670;&nbsp;</a></span>cardErrorData()</h2>

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<dl class="section return"><dt>Returns</dt><dd>the card error data </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a5667915e63187a43a71dfada63800865">&#9670;&nbsp;</a></span>chdir() <span class="overload">[1/2]</span></h2>

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          <td class="paramname"><em>set_cwd</em> = <code>false</code></td><td>)</td>
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<p>Change a volume's working directory to root</p>
<p>Changes the volume's working directory to the SD's root directory. Optionally set the current working directory to the volume's working directory.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">set_cwd</td><td>Set the current working directory to this volume's working directory if true.</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>The value true is returned for success and the value false is returned for failure. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a44af1b98e8d986d12107b654453acbc4">&#9670;&nbsp;</a></span>chdir() <span class="overload">[2/2]</span></h2>

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<p>Change a volume's working directory</p>
<p>Changes the volume working directory to the <em>path</em> subdirectory. Optionally set the current working directory to the volume's working directory.</p>
<p>Example: If the volume's working directory is "/DIR", chdir("SUB") will change the volume's working directory from "/DIR" to "/DIR/SUB".</p>
<p>If path is "/", the volume's working directory will be changed to the root directory</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">path</td><td>The name of the subdirectory.</td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">set_cwd</td><td>Set the current working directory to this volume's working directory if true.</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>The value true is returned for success and the value false is returned for failure. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#af24917d6e00c8766dab168eb834047ec">&#9670;&nbsp;</a></span>chvol()</h2>

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<p>Set the current working directory to a volume's working directory.</p>
<p>This is useful with multiple SD cards.</p>
<p>The current working directory is changed to this volume's working directory.</p>
<p>This is like the Windows/DOS &lt;drive letter&gt;: command. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#ae724879a554174e31a737f73da418009">&#9670;&nbsp;</a></span>clusterCount()</h2>

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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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<h2 class="memtitle"><span class="permalink"><a href="#ab36468240ef6846578ad7f58d1bc41ac">&#9670;&nbsp;</a></span>clusterSizeShift()</h2>

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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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<h2 class="memtitle"><span class="permalink"><a href="#a55906112e0d151db3b144d29630f5066">&#9670;&nbsp;</a></span>dataStartBlock()</h2>

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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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<h2 class="memtitle"><span class="permalink"><a href="#a25c6311b70fa274b3be94ff25fdebba7">&#9670;&nbsp;</a></span>dbgFat()</h2>

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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>-1 error, 0 EOC, else 1. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a855267374306bfee2df67642c99d4d18">&#9670;&nbsp;</a></span>errorHalt() <span class="overload">[1/6]</span></h2>

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<p>Print any SD error code to Serial and halt. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#ae1f79a2974ebe134e70f898c32d97e98">&#9670;&nbsp;</a></span>errorHalt() <span class="overload">[2/6]</span></h2>

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<p>Print any SD error code and halt.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a32c20dfa6a8cb8af95f25847b19bdbca">&#9670;&nbsp;</a></span>errorHalt() <span class="overload">[3/6]</span></h2>

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<p>Print msg, any SD error code and halt.</p>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::errorHalt </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">char const *&#160;</td>
          <td class="paramname"><em>msg</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
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<p>Print msg, any SD error code, and halt.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print destination. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="af856494745a9842d9728dfeabf19c51e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af856494745a9842d9728dfeabf19c51e">&#9670;&nbsp;</a></span>errorHalt() <span class="overload">[5/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::errorHalt </td>
          <td>(</td>
          <td class="paramtype">const __FlashStringHelper *&#160;</td>
          <td class="paramname"><em>msg</em></td><td>)</td>
          <td></td>
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<p>Print msg, any SD error code, and halt.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a746c80d048c30baf0b281e16932670a2">&#9670;&nbsp;</a></span>errorHalt() <span class="overload">[6/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::errorHalt </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const __FlashStringHelper *&#160;</td>
          <td class="paramname"><em>msg</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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<p>Print msg, any SD error code, and halt.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print destination. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

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</div>
<a id="ab0b78154d6874c29279ba81f36ccb09c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ab0b78154d6874c29279ba81f36ccb09c">&#9670;&nbsp;</a></span>errorPrint() <span class="overload">[1/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::errorPrint </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
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<p>Print any SD error code to Serial </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a03736274debea71fef5e2ff34d7ec3dc">&#9670;&nbsp;</a></span>errorPrint() <span class="overload">[2/6]</span></h2>

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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::errorPrint </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em></td><td>)</td>
          <td></td>
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<p>Print any SD error code. </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print device. </td></tr>
  </table>
  </dd>
</dl>

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<a id="a2e2436b7b2666737cbaf4b22218bc69f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a2e2436b7b2666737cbaf4b22218bc69f">&#9670;&nbsp;</a></span>errorPrint() <span class="overload">[3/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::errorPrint </td>
          <td>(</td>
          <td class="paramtype">const char *&#160;</td>
          <td class="paramname"><em>msg</em></td><td>)</td>
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<p>Print msg, any SD error code.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
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<a id="a0eb6b92a0700ba932f6127962981d153"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a0eb6b92a0700ba932f6127962981d153">&#9670;&nbsp;</a></span>errorPrint() <span class="overload">[4/6]</span></h2>

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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::errorPrint </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">char const *&#160;</td>
          <td class="paramname"><em>msg</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
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<p>Print msg, any SD error code.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print destination. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="a1ccb1f937f42e9c1331c942bc357f6da"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1ccb1f937f42e9c1331c942bc357f6da">&#9670;&nbsp;</a></span>errorPrint() <span class="overload">[5/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::errorPrint </td>
          <td>(</td>
          <td class="paramtype">const __FlashStringHelper *&#160;</td>
          <td class="paramname"><em>msg</em></td><td>)</td>
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<p>Print msg, any SD error code.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
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<a id="a43344a079d9af92ea4b550914d0512f6"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a43344a079d9af92ea4b550914d0512f6">&#9670;&nbsp;</a></span>errorPrint() <span class="overload">[6/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::errorPrint </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const __FlashStringHelper *&#160;</td>
          <td class="paramname"><em>msg</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
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<p>Print msg, any SD error code.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print destination. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="aee58c6352652f216577196e32a594b67"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aee58c6352652f216577196e32a594b67">&#9670;&nbsp;</a></span>exists()</h2>

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          <td class="memname">bool FatFileSystem::exists </td>
          <td>(</td>
          <td class="paramtype">const char *&#160;</td>
          <td class="paramname"><em>path</em></td><td>)</td>
          <td></td>
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<p>Test for the existence of a file.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">path</td><td>Path of the file to be tested for.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true if the file exists else false. </dd></dl>

</div>
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<a id="acdedc6a200b01e401c9cd9b511eae6ec"></a>
<h2 class="memtitle"><span class="permalink"><a href="#acdedc6a200b01e401c9cd9b511eae6ec">&#9670;&nbsp;</a></span>fatCount()</h2>

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          <td class="memname">uint8_t FatVolume::fatCount </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
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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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<a id="a260bc030ab188a481dd34d6062f7b9d2"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a260bc030ab188a481dd34d6062f7b9d2">&#9670;&nbsp;</a></span>fatStartBlock()</h2>

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          <td class="memname">uint32_t FatVolume::fatStartBlock </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 logical block number for the start of the first FAT. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a0d736f0e8f03476b896307fbe5427376">&#9670;&nbsp;</a></span>fatType()</h2>

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

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<h2 class="memtitle"><span class="permalink"><a href="#a1683b063fc6202ab85470b9610f16f93">&#9670;&nbsp;</a></span>freeClusterCount()</h2>

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          <td class="memname">int32_t FatVolume::freeClusterCount </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
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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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<h2 class="memtitle"><span class="permalink"><a href="#acab819fa25a91dad1cc698a7e1e0eb32">&#9670;&nbsp;</a></span>init() <span class="overload">[1/2]</span></h2>

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          <td>(</td>
          <td class="paramname"></td><td>)</td>
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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 true is returned for success and the value false is returned for failure. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a034d997a1e7a0b2b664a4357bcccd256">&#9670;&nbsp;</a></span>init() <span class="overload">[2/2]</span></h2>

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          <td class="memname">bool FatVolume::init </td>
          <td>(</td>
          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>part</em></td><td>)</td>
          <td></td>
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<p>Initialize a FAT volume.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <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>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The value true is returned for success and the value false is returned for failure. </dd></dl>

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<a id="a8e1f26486bb878a24fa9868e59dbbbc2"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8e1f26486bb878a24fa9868e59dbbbc2">&#9670;&nbsp;</a></span>initErrorHalt() <span class="overload">[1/6]</span></h2>

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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorHalt </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
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<p>Print any SD error code and halt. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a24bd0f699cf0fe11fd2148b15c49251a">&#9670;&nbsp;</a></span>initErrorHalt() <span class="overload">[2/6]</span></h2>

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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorHalt </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em></td><td>)</td>
          <td></td>
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<p>Print error details and halt after begin fails.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print destination. </td></tr>
  </table>
  </dd>
</dl>

</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a893833a880e2a83757480ba4c1351041">&#9670;&nbsp;</a></span>initErrorHalt() <span class="overload">[3/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorHalt </td>
          <td>(</td>
          <td class="paramtype">char const *&#160;</td>
          <td class="paramname"><em>msg</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
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<p>Print message, error details, and halt after <a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin()</a> fails.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a3077b1a53d789d0401b707963cb28f46">&#9670;&nbsp;</a></span>initErrorHalt() <span class="overload">[4/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorHalt </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">char const *&#160;</td>
          <td class="paramname"><em>msg</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
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<p>Print message, error details, and halt after <a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin()</a> fails. </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print device. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a2a1e4cc8056ba23b55dfa2c6486b8798">&#9670;&nbsp;</a></span>initErrorHalt() <span class="overload">[5/6]</span></h2>

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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorHalt </td>
          <td>(</td>
          <td class="paramtype">const __FlashStringHelper *&#160;</td>
          <td class="paramname"><em>msg</em></td><td>)</td>
          <td></td>
        </tr>
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<p>Print message, error details, and halt after <a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin()</a> fails.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#ab03d98012dea18733c3252f27832de69">&#9670;&nbsp;</a></span>initErrorHalt() <span class="overload">[6/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorHalt </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const __FlashStringHelper *&#160;</td>
          <td class="paramname"><em>msg</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
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<p>Print message, error details, and halt after <a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin()</a> fails. </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print device for message. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#ae31c9cbd7e1c03129d6c99b25f73cd50">&#9670;&nbsp;</a></span>initErrorPrint() <span class="overload">[1/6]</span></h2>

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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorPrint </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
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<p>Print error details after <a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin()</a> fails. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a066707dce0667213b5f083d59f67448d">&#9670;&nbsp;</a></span>initErrorPrint() <span class="overload">[2/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorPrint </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
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<p>Print error details after <a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin()</a> fails.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print destination. </td></tr>
  </table>
  </dd>
</dl>

</div>
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<a id="a538796f79fd9db9c5bbeefd9defe639a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a538796f79fd9db9c5bbeefd9defe639a">&#9670;&nbsp;</a></span>initErrorPrint() <span class="overload">[3/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorPrint </td>
          <td>(</td>
          <td class="paramtype">char const *&#160;</td>
          <td class="paramname"><em>msg</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
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<p>Print message and error details and halt after <a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin()</a> fails.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ad9855d33ebd465715b706d0926291b13">&#9670;&nbsp;</a></span>initErrorPrint() <span class="overload">[4/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorPrint </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">char const *&#160;</td>
          <td class="paramname"><em>msg</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
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<p>Print message and error details and halt after <a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin()</a> fails.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print destination. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ad6ffec5a7d82be46d46b8a4f82d0803b">&#9670;&nbsp;</a></span>initErrorPrint() <span class="overload">[5/6]</span></h2>

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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorPrint </td>
          <td>(</td>
          <td class="paramtype">const __FlashStringHelper *&#160;</td>
          <td class="paramname"><em>msg</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
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<p>Print message and error details and halt after <a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin()</a> fails.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a8a2018b6366145a9843d3d29a47d6560">&#9670;&nbsp;</a></span>initErrorPrint() <span class="overload">[6/6]</span></h2>

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template&lt;class SdDriverClass&gt; </div>
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          <td class="memname">void <a class="el" href="class_sd_file_system.html">SdFileSystem</a>&lt; SdDriverClass &gt;::initErrorPrint </td>
          <td>(</td>
          <td class="paramtype">Print *&#160;</td>
          <td class="paramname"><em>pr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const __FlashStringHelper *&#160;</td>
          <td class="paramname"><em>msg</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
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<p>Print message and error details and halt after <a class="el" href="class_sd_file_system.html#ad94237ef45c52698e97b04e8c131f21e">begin()</a> fails.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print destination. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Message to print. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a2398fb37a7a9d5e0dc0ffde6a44a993d">&#9670;&nbsp;</a></span>ls() <span class="overload">[1/4]</span></h2>

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          <td class="memname">void FatFileSystem::ls </td>
          <td>(</td>
          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>flags</em> = <code>0</code></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
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<p>List the directory contents of the volume working directory to Serial.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">flags</td><td>The inclusive OR of</td></tr>
  </table>
  </dd>
</dl>
<p>LS_DATE - Print file modification date</p>
<p>LS_SIZE - Print file size.</p>
<p>LS_R - Recursive list of subdirectories. </p>

</div>
</div>
<a id="a122b61dbec5051304bcc81bc08b1b99d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a122b61dbec5051304bcc81bc08b1b99d">&#9670;&nbsp;</a></span>ls() <span class="overload">[2/4]</span></h2>

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          <td class="memname">void FatFileSystem::ls </td>
          <td>(</td>
          <td class="paramtype">const char *&#160;</td>
          <td class="paramname"><em>path</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>flags</em> = <code>0</code>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
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  </tr>
</table>
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<p>List the directory contents of a directory to Serial.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">path</td><td>directory to list.</td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">flags</td><td>The inclusive OR of</td></tr>
  </table>
  </dd>
</dl>
<p>LS_DATE - Print file modification date</p>
<p>LS_SIZE - Print file size.</p>
<p>LS_R - Recursive list of subdirectories. </p>

</div>
</div>
<a id="ae12fb8bfad5c4a8e052dda70a5a0ed93"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae12fb8bfad5c4a8e052dda70a5a0ed93">&#9670;&nbsp;</a></span>ls() <span class="overload">[3/4]</span></h2>

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          <td class="memname">void FatFileSystem::ls </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="_fat_volume_8h.html#ac62f6449331cfe1a71f29be30efe7890">print_t</a> *&#160;</td>
          <td class="paramname"><em>pr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>flags</em> = <code>0</code>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>List the directory contents of the volume working directory.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print stream for list.</td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">flags</td><td>The inclusive OR of</td></tr>
  </table>
  </dd>
</dl>
<p>LS_DATE - Print file modification date</p>
<p>LS_SIZE - Print file size.</p>
<p>LS_R - Recursive list of subdirectories. </p>

</div>
</div>
<a id="aa79695db8e910300507210b3067d39fd"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa79695db8e910300507210b3067d39fd">&#9670;&nbsp;</a></span>ls() <span class="overload">[4/4]</span></h2>

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          <td class="memname">void FatFileSystem::ls </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="_fat_volume_8h.html#ac62f6449331cfe1a71f29be30efe7890">print_t</a> *&#160;</td>
          <td class="paramname"><em>pr</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const char *&#160;</td>
          <td class="paramname"><em>path</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>flags</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
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<p>List the directory contents of a directory.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>Print stream for list.</td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">path</td><td>directory to list.</td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">flags</td><td>The inclusive OR of</td></tr>
  </table>
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<p>LS_DATE - Print file modification date</p>
<p>LS_SIZE - Print file size.</p>
<p>LS_R - Recursive list of subdirectories. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a231c62c98ba8ac3c2624dc5ad2053ebf">&#9670;&nbsp;</a></span>mkdir()</h2>

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          <td class="paramtype">const char *&#160;</td>
          <td class="paramname"><em>path</em>, </td>
        </tr>
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          <td class="paramtype">bool&#160;</td>
          <td class="paramname"><em>pFlag</em> = <code>true</code>&#160;</td>
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<p>Make a subdirectory in the volume working directory.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">path</td><td>A path with a valid 8.3 DOS name for the subdirectory.</td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">pFlag</td><td>Create missing parent directories if true.</td></tr>
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</dl>
<dl class="section return"><dt>Returns</dt><dd>The value true is returned for success and the value false is returned for failure. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a1590dbde58cf1622a18d1350058a6e18">&#9670;&nbsp;</a></span>open() <span class="overload">[1/2]</span></h2>

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          <td class="memname"><a class="el" href="class_file.html">File</a> FatFileSystem::open </td>
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          <td class="paramtype">oflag_t&#160;</td>
          <td class="paramname"><em>oflag</em> = <code><a class="el" href="_arduino_files_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a></code>&#160;</td>
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<p>open a file</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">path</td><td>location of file to be opened. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">oflag</td><td>open flags. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>a <a class="el" href="class_file.html" title="Arduino SD.h style File API. ">File</a> object. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a7c44842544967e0083bec1a6089e5061">&#9670;&nbsp;</a></span>open() <span class="overload">[2/2]</span></h2>

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          <td class="memname"><a class="el" href="class_file.html">File</a> FatFileSystem::open </td>
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<p>open a file</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">path</td><td>location of file to be opened. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">oflag</td><td>open flags. </td></tr>
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  </dd>
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<dl class="section return"><dt>Returns</dt><dd>a <a class="el" href="class_file.html" title="Arduino SD.h style File API. ">File</a> object. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#abf7d7d0dab43083d5be10d70ff4669e4">&#9670;&nbsp;</a></span>remove()</h2>

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          <td class="paramtype">const char *&#160;</td>
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<p>Remove a file from the volume working directory.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">path</td><td>A path with a valid 8.3 DOS name for the file.</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>The value true is returned for success and the value false is returned for failure. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a0187891a24017b41bd7c5ba63e659e65">&#9670;&nbsp;</a></span>rename()</h2>

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          <td class="paramtype">const char *&#160;</td>
          <td class="paramname"><em>oldPath</em>, </td>
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          <td class="paramtype">const char *&#160;</td>
          <td class="paramname"><em>newPath</em>&#160;</td>
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<p>Rename a file or subdirectory.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">oldPath</td><td>Path name to the file or subdirectory to be renamed.</td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">newPath</td><td>New path name of the file or subdirectory.</td></tr>
  </table>
  </dd>
</dl>
<p>The <em>newPath</em> object must not exist before the rename call.</p>
<p>The file to be renamed must not be open. The directory entry may be moved and file system corruption could occur if the file is accessed by a file object that was opened before the <a class="el" href="class_fat_file_system.html#a0187891a24017b41bd7c5ba63e659e65">rename()</a> call.</p>
<dl class="section return"><dt>Returns</dt><dd>The value true is returned for success and the value false is returned for failure. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#aaed2edc7ff7fedb163458c870bb41b33">&#9670;&nbsp;</a></span>rmdir()</h2>

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          <td class="paramtype">const char *&#160;</td>
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<p>Remove a subdirectory from the volume's working directory.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">path</td><td>A path with a valid 8.3 DOS name for the subdirectory.</td></tr>
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  </dd>
</dl>
<p>The subdirectory file will be removed only if it is empty.</p>
<dl class="section return"><dt>Returns</dt><dd>The value true is returned for success and the value false is returned for failure. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a31d0efaf3e47c9342da0dfb3735eecf1">&#9670;&nbsp;</a></span>rootDirEntryCount()</h2>

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          <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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<h2 class="memtitle"><span class="permalink"><a href="#a372f1f1fab71f5744eaf538156abe64d">&#9670;&nbsp;</a></span>rootDirStart()</h2>

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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 the root directory on FAT16 volumes or the first cluster number on FAT32 volumes. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ad60cb13557f35578f868e03e9ccb8be1">&#9670;&nbsp;</a></span>truncate()</h2>

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          <td class="paramtype">const char *&#160;</td>
          <td class="paramname"><em>path</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>length</em>&#160;</td>
        </tr>
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          <td></td>
          <td>)</td>
          <td></td><td></td>
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<p>Truncate a file to a specified length. The current file position will be maintained if it is less than or equal to <em>length</em> otherwise it will be set to end of file.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">path</td><td>A path with a valid 8.3 DOS name for the file. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">length</td><td>The desired length for the file.</td></tr>
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  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The value true is returned for success and the value false is returned for failure. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a4ca68fe47bb675df0a80df1ed7a53698">&#9670;&nbsp;</a></span>vol()</h2>

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          <td class="memname"><a class="el" href="class_fat_volume.html">FatVolume</a>* FatFileSystem::vol </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
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<dl class="section return"><dt>Returns</dt><dd>a pointer to the <a class="el" href="class_fat_volume.html" title="Access FAT16 and FAT32 volumes on raw file devices. ">FatVolume</a> object. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ada9f893c796559c132ef9da061f04a39">&#9670;&nbsp;</a></span>volumeBlockCount()</h2>

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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 the volume </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#acf257d02b7166683bda2abc5058004bf">&#9670;&nbsp;</a></span>vwd()</h2>

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          <td class="memname"><a class="el" href="class_fat_file.html">FatFile</a>* FatFileSystem::vwd </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
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<dl class="section return"><dt>Returns</dt><dd>a pointer to the volume working directory. </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a36d7831f92acfbfef1c4a24dd7103dc4">&#9670;&nbsp;</a></span>wipe()</h2>

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          <td class="memname">bool FatFileSystem::wipe </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="_fat_volume_8h.html#ac62f6449331cfe1a71f29be30efe7890">print_t</a> *&#160;</td>
          <td class="paramname"><em>pr</em> = <code>0</code></td><td>)</td>
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<p>Wipe all data from the volume. You must reinitialize the volume before accessing it again. </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">pr</td><td>print stream for status dots. </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true for success else false. </dd></dl>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li>Arduino/libraries/SdFat/src/<a class="el" href="_sd_fat_8h.html">SdFat.h</a></li>
</ul>
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