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<div class="title">SdSpiAltDriver Class Reference</div> </div>
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<p>Optimized SPI class for access to SD and SDHC flash memory cards.
<a href="class_sd_spi_alt_driver.html#details">More...</a></p>
<p><code>#include <SdSpiDriver.h></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:a53cb88d35df119828ec3702a39552e93"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#a53cb88d35df119828ec3702a39552e93">activate</a> ()</td></tr>
<tr class="separator:a53cb88d35df119828ec3702a39552e93"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a2f8bd4ead9808574c2652fe44deb149e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#a2f8bd4ead9808574c2652fe44deb149e">begin</a> (<a class="el" href="class_sd_spi_config.html">SdSpiConfig</a> spiConfig)</td></tr>
<tr class="separator:a2f8bd4ead9808574c2652fe44deb149e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae6ce25d124e31a8762375ae548a92818"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#ae6ce25d124e31a8762375ae548a92818">deactivate</a> ()</td></tr>
<tr class="separator:ae6ce25d124e31a8762375ae548a92818"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a699a82eb31d5637c42f77495af8ee3b5"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#a699a82eb31d5637c42f77495af8ee3b5">end</a> ()</td></tr>
<tr class="separator:a699a82eb31d5637c42f77495af8ee3b5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a639cae65cc4f66e70a39c5b3fc00aa76"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#a639cae65cc4f66e70a39c5b3fc00aa76">receive</a> ()</td></tr>
<tr class="separator:a639cae65cc4f66e70a39c5b3fc00aa76"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:accca10152516408100e890e9abb2bc64"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#accca10152516408100e890e9abb2bc64">receive</a> (uint8_t *buf, size_t n)</td></tr>
<tr class="separator:accca10152516408100e890e9abb2bc64"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1e52a39ab018b5c07089befbec21ada5"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#a1e52a39ab018b5c07089befbec21ada5">select</a> ()</td></tr>
<tr class="separator:a1e52a39ab018b5c07089befbec21ada5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a872ec7667a758f2fbcb8bf987ea825c4"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#a872ec7667a758f2fbcb8bf987ea825c4">send</a> (uint8_t data)</td></tr>
<tr class="separator:a872ec7667a758f2fbcb8bf987ea825c4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a9399a2957507a822f3b1b2630b81c510"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#a9399a2957507a822f3b1b2630b81c510">send</a> (const uint8_t *buf, size_t n)</td></tr>
<tr class="separator:a9399a2957507a822f3b1b2630b81c510"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a91d7ef40a801ae73d0e0b5f440ab0eef"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#a91d7ef40a801ae73d0e0b5f440ab0eef">setSpiSettings</a> (SPISettings spiSettings)</td></tr>
<tr class="separator:a91d7ef40a801ae73d0e0b5f440ab0eef"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a731497cc1efc4bd0875d61b0d84979ff"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_alt_driver.html#a731497cc1efc4bd0875d61b0d84979ff">unselect</a> ()</td></tr>
<tr class="separator:a731497cc1efc4bd0875d61b0d84979ff"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Optimized SPI class for access to SD and SDHC flash memory cards. </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a class="anchor" id="a53cb88d35df119828ec3702a39552e93"></a>
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<td class="memname">void SdSpiAltDriver::activate </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Activate SPI hardware. </p>
</div>
</div>
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<td class="memname">void SdSpiAltDriver::begin </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_sd_spi_config.html">SdSpiConfig</a> </td>
<td class="paramname"><em>spiConfig</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<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">spiConfig</td><td>SD card configuration. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="ae6ce25d124e31a8762375ae548a92818"></a>
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<td class="memname">void SdSpiAltDriver::deactivate </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
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</table>
</div><div class="memdoc">
<p>Deactivate SPI hardware. </p>
</div>
</div>
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<td class="memname">void SdSpiAltDriver::end </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>deactivate SPI driver. </p>
</div>
</div>
<a class="anchor" id="a639cae65cc4f66e70a39c5b3fc00aa76"></a>
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<td class="memname">uint8_t SdSpiAltDriver::receive </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<p>Receive a byte.</p>
<dl class="section return"><dt>Returns</dt><dd>The byte. </dd></dl>
</div>
</div>
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<td class="memname">uint8_t SdSpiAltDriver::receive </td>
<td>(</td>
<td class="paramtype">uint8_t * </td>
<td class="paramname"><em>buf</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>n</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<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>
</div>
</div>
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<td class="memname">void SdSpiAltDriver::select </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
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</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span></span> </td>
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<p>Set CS low. </p>
</div>
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<td class="memname">void SdSpiAltDriver::send </td>
<td>(</td>
<td class="paramtype">uint8_t </td>
<td class="paramname"><em>data</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<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>
</div>
</div>
<a class="anchor" id="a9399a2957507a822f3b1b2630b81c510"></a>
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<td class="memname">void SdSpiAltDriver::send </td>
<td>(</td>
<td class="paramtype">const uint8_t * </td>
<td class="paramname"><em>buf</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>n</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></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>
</div>
</div>
<a class="anchor" id="a91d7ef40a801ae73d0e0b5f440ab0eef"></a>
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<td class="memname">void SdSpiAltDriver::setSpiSettings </td>
<td>(</td>
<td class="paramtype">SPISettings </td>
<td class="paramname"><em>spiSettings</em></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span></span> </td>
</tr>
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</div><div class="memdoc">
<p>Save SPISettings.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">spiSettings</td><td>SPI speed, mode, and byte order. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
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<td class="memname">void SdSpiAltDriver::unselect </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
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</td>
<td class="mlabels-right">
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<p>Set CS high. </p>
</div>
</div>
<hr/>The documentation for this class was generated from the following file:<ul>
<li>ArduinoSdFs/libraries/SdFs/src/SpiDriver/<a class="el" href="_sd_spi_driver_8h.html">SdSpiDriver.h</a></li>
</ul>
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