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<a href="#pub-methods">Public Member Functions</a> &#124;
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<div class="title">SdSpiBase Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span></div>  </div>
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<p>Virtual SPI class for access to SD and SDHC flash memory cards.  
 <a href="class_sd_spi_base.html#details">More...</a></p>

<p><code>#include &lt;SdSpi.h&gt;</code></p>
<div class="dynheader">
Inheritance diagram for SdSpiBase:</div>
<div class="dyncontent">
<div class="center"><img src="class_sd_spi_base__inherit__graph.png" border="0" usemap="#_sd_spi_base_inherit__map" alt="Inheritance graph"/></div>
<map name="_sd_spi_base_inherit__map" id="_sd_spi_base_inherit__map">
<area shape="rect" id="node2" href="class_sd_spi_soft.html" title="Software SPI class for access to SD and SDHC flash memory cards. " alt="" coords="5,80,148,121"/>
</map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a4a5455a0024e3e432430cd04953908d1"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_base.html#a4a5455a0024e3e432430cd04953908d1">begin</a> (uint8_t chipSelectPin)=0</td></tr>
<tr class="separator:a4a5455a0024e3e432430cd04953908d1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a31d53d87f8735b3c76876fb150a20378"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_base.html#a31d53d87f8735b3c76876fb150a20378">beginTransaction</a> (uint8_t divisor)</td></tr>
<tr class="separator:a31d53d87f8735b3c76876fb150a20378"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aceef8d93a30e4fccb4fd81d4e3c26b55"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_base.html#aceef8d93a30e4fccb4fd81d4e3c26b55">endTransaction</a> ()</td></tr>
<tr class="separator:aceef8d93a30e4fccb4fd81d4e3c26b55"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3488ab01ed4412f2c7143cfd10a7503c"><td class="memItemLeft" align="right" valign="top">virtual uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_base.html#a3488ab01ed4412f2c7143cfd10a7503c">receive</a> ()=0</td></tr>
<tr class="separator:a3488ab01ed4412f2c7143cfd10a7503c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af5810e79d39a9f6de6435f92401531be"><td class="memItemLeft" align="right" valign="top">virtual uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_base.html#af5810e79d39a9f6de6435f92401531be">receive</a> (uint8_t *buf, size_t n)=0</td></tr>
<tr class="separator:af5810e79d39a9f6de6435f92401531be"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1f43194a47cb5403e82af651a370be00"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_base.html#a1f43194a47cb5403e82af651a370be00">send</a> (uint8_t data)=0</td></tr>
<tr class="separator:a1f43194a47cb5403e82af651a370be00"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a109f2f4213e7a763fb4e4dd3ec605c3b"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_base.html#a109f2f4213e7a763fb4e4dd3ec605c3b">send</a> (const uint8_t *buf, size_t n)=0</td></tr>
<tr class="separator:a109f2f4213e7a763fb4e4dd3ec605c3b"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Virtual SPI class for access to SD and SDHC flash memory cards. </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a class="anchor" id="a4a5455a0024e3e432430cd04953908d1"></a>
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          <td class="memname">virtual void SdSpiBase::begin </td>
          <td>(</td>
          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>chipSelectPin</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">pure virtual</span></span>  </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>

<p>Implemented in <a class="el" href="class_sd_spi_soft.html#a957355dae46e184bf7c12cd8306ac2fd">SdSpiSoft&lt; MisoPin, MosiPin, SckPin &gt;</a>.</p>

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          <td class="memname">virtual void SdSpiBase::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>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </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>

<p>Reimplemented in <a class="el" href="class_sd_spi_soft.html#afe6909bd40f444c4680da3140b81de36">SdSpiSoft&lt; MisoPin, MosiPin, SckPin &gt;</a>.</p>

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          <td class="memname">virtual void SdSpiBase::endTransaction </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
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<p>End SPI transaction. </p>

<p>Reimplemented in <a class="el" href="class_sd_spi_soft.html#a9efd9900dfc03582e433ff8939e96dff">SdSpiSoft&lt; MisoPin, MosiPin, SckPin &gt;</a>.</p>

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<a class="anchor" id="a3488ab01ed4412f2c7143cfd10a7503c"></a>
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          <td class="memname">virtual uint8_t SdSpiBase::receive </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
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<p>Receive a byte.</p>
<dl class="section return"><dt>Returns</dt><dd>The byte. </dd></dl>

<p>Implemented in <a class="el" href="class_sd_spi_soft.html#a8a004fe608a81458a1aa3a6716a80d74">SdSpiSoft&lt; MisoPin, MosiPin, SckPin &gt;</a>.</p>

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<a class="anchor" id="af5810e79d39a9f6de6435f92401531be"></a>
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          <td class="memname">virtual uint8_t SdSpiBase::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>
      </table>
  </td>
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<span class="mlabels"><span class="mlabel">pure virtual</span></span>  </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>

<p>Implemented in <a class="el" href="class_sd_spi_soft.html#a256f21aeaff4f15a7a5402cccbcc32f1">SdSpiSoft&lt; MisoPin, MosiPin, SckPin &gt;</a>.</p>

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          <td class="memname">virtual void SdSpiBase::send </td>
          <td>(</td>
          <td class="paramtype">uint8_t&#160;</td>
          <td class="paramname"><em>data</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">pure virtual</span></span>  </td>
  </tr>
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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">data</td><td>Byte to send </td></tr>
  </table>
  </dd>
</dl>

<p>Implemented in <a class="el" href="class_sd_spi_soft.html#a96224c2c89d9b6118a2979252d682c2a">SdSpiSoft&lt; MisoPin, MosiPin, SckPin &gt;</a>.</p>

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          <td class="memname">virtual void SdSpiBase::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>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">pure virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<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>

<p>Implemented in <a class="el" href="class_sd_spi_soft.html#a7f4cada25994f77cb8ed51f71465e334">SdSpiSoft&lt; MisoPin, MosiPin, SckPin &gt;</a>.</p>

</div>
</div>
<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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