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<a href="#pub-methods">Public Member Functions</a> &#124;
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<div class="title">SdSpiLib Class Reference</div>  </div>
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<p>Arduino SPI library class for access to SD and SDHC flash memory cards.  
 <a href="class_sd_spi_lib.html#details">More...</a></p>

<p><code>#include &lt;SdSpi.h&gt;</code></p>
<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:aa924fd665bd8598d325e44ff10607bd9"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_lib.html#aa924fd665bd8598d325e44ff10607bd9">begin</a> (uint8_t chipSelectPin)</td></tr>
<tr class="separator:aa924fd665bd8598d325e44ff10607bd9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:afecc9a75f05a7f3c9d74cd40b310c343"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_lib.html#afecc9a75f05a7f3c9d74cd40b310c343">beginTransaction</a> (uint8_t divisor)</td></tr>
<tr class="separator:afecc9a75f05a7f3c9d74cd40b310c343"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8e9bf91c47f1923abeb14d338aaae569"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_lib.html#a8e9bf91c47f1923abeb14d338aaae569">endTransaction</a> ()</td></tr>
<tr class="separator:a8e9bf91c47f1923abeb14d338aaae569"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac3c8027243a2fef5894809cbb7bed837"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_lib.html#ac3c8027243a2fef5894809cbb7bed837">receive</a> ()</td></tr>
<tr class="separator:ac3c8027243a2fef5894809cbb7bed837"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad835adf6990e6368ec577f00edf365b0"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_lib.html#ad835adf6990e6368ec577f00edf365b0">receive</a> (uint8_t *buf, size_t n)</td></tr>
<tr class="separator:ad835adf6990e6368ec577f00edf365b0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a070de2435f58f4f98c224c4b1b4be888"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_lib.html#a070de2435f58f4f98c224c4b1b4be888">send</a> (uint8_t b)</td></tr>
<tr class="separator:a070de2435f58f4f98c224c4b1b4be888"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a58af4700449aadc2b418fac59fda6e1b"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_lib.html#a58af4700449aadc2b418fac59fda6e1b">send</a> (const uint8_t *buf, size_t n)</td></tr>
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</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Arduino SPI library class for access to SD and SDHC flash memory cards. </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
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          <td class="memname">void SdSpiLib::begin </td>
          <td>(</td>
          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>chipSelectPin</em></td><td>)</td>
          <td></td>
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<p>Initialize the SPI bus.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">chipSelectPin</td><td>SD card chip select pin. </td></tr>
  </table>
  </dd>
</dl>

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          <td class="memname">void SdSpiLib::beginTransaction </td>
          <td>(</td>
          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>divisor</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
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<p>Set SPI options for access to SD/SDHC cards.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">divisor</td><td>SCK clock divider relative to the system clock. </td></tr>
  </table>
  </dd>
</dl>

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          <td class="memname">void SdSpiLib::endTransaction </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
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<p>End SPI transaction. </p>

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          <td class="memname">uint8_t SdSpiLib::receive </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
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<p>Receive a byte.</p>
<dl class="section return"><dt>Returns</dt><dd>The byte. </dd></dl>

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          <td class="memname">uint8_t SdSpiLib::receive </td>
          <td>(</td>
          <td class="paramtype">uint8_t *&#160;</td>
          <td class="paramname"><em>buf</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">size_t&#160;</td>
          <td class="paramname"><em>n</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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<p>Receive multiple bytes.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[out]</td><td class="paramname">buf</td><td>Buffer to receive the data. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">n</td><td>Number of bytes to receive.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Zero for no error or nonzero error code. </dd></dl>

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          <td class="memname">void SdSpiLib::send </td>
          <td>(</td>
          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>b</em></td><td>)</td>
          <td></td>
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<p>Send a byte.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">b</td><td>Byte to send </td></tr>
  </table>
  </dd>
</dl>

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          <td class="memname">void SdSpiLib::send </td>
          <td>(</td>
          <td class="paramtype">const uint8_t *&#160;</td>
          <td class="paramname"><em>buf</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">size_t&#160;</td>
          <td class="paramname"><em>n</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
  </td>
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<p>Send multiple bytes.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">buf</td><td>Buffer for data to be sent. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">n</td><td>Number of bytes to send. </td></tr>
  </table>
  </dd>
</dl>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li>Arduino/libraries/SdFat/src/SdSpiCard/<a class="el" href="_sd_spi_8h.html">SdSpi.h</a></li>
</ul>
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