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  1. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

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  7. <title>SdFat: SdBlockDriver Class Reference</title>

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  26.    <div id="projectname">SdFat

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  85. <a href="#pub-methods">Public Member Functions</a> &#124;

  86. <a href="class_sd_block_driver-members.html">List of all members</a>  </div>

  87.   <div class="headertitle">

  88. <div class="title">SdBlockDriver Class Reference</div>  </div>

  89. </div><!--header-->

  90. <div class="contents">

  91. 

  92. <p>Standard SD block driver.  

  93.  <a href="class_sd_block_driver.html#details">More...</a></p>

  94. 

  95. <p><code>#include &lt;BlockDriver.h&gt;</code></p>

  96. <div class="dynheader">

  97. Inheritance diagram for SdBlockDriver:</div>

  98. <div class="dyncontent">

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  104. <div class="dynheader">

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  106. <div class="dyncontent">

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  111. <center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>

  112. <table class="memberdecls">

  113. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>

  114. Public Member Functions</h2></td></tr>

  115. <tr class="memitem:a7c8131750a5b1087375aa31f59564fae"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a7c8131750a5b1087375aa31f59564fae">begin</a> (<a class="el" href="_sd_spi_driver_8h.html#abf391604c1ecfed19cdcb6c8bd626972">SdSpiDriver</a> *spiDriver)</td></tr>

  116. <tr class="separator:a7c8131750a5b1087375aa31f59564fae"><td class="memSeparator" colspan="2">&#160;</td></tr>

  117. <tr class="memitem:a4a03de8f94a75b80c5c93ab68e3433a3"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_block_driver.html#a4a03de8f94a75b80c5c93ab68e3433a3">begin</a> (<a class="el" href="_sd_spi_driver_8h.html#abf391604c1ecfed19cdcb6c8bd626972">SdSpiDriver</a> *spi, uint8_t csPin, SPISettings spiSettings)</td></tr>

  118. <tr class="separator:a4a03de8f94a75b80c5c93ab68e3433a3"><td class="memSeparator" colspan="2">&#160;</td></tr>

  119. <tr class="memitem:afca8bd6b7e465bf9c475ba375c4deec8"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#afca8bd6b7e465bf9c475ba375c4deec8">cardSize</a> ()</td></tr>

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  121. <tr class="memitem:a1caa13d19df6596b2c0dd62365c75362"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a1caa13d19df6596b2c0dd62365c75362">erase</a> (uint32_t firstBlock, uint32_t lastBlock)</td></tr>

  122. <tr class="separator:a1caa13d19df6596b2c0dd62365c75362"><td class="memSeparator" colspan="2">&#160;</td></tr>

  123. <tr class="memitem:aed4591884254c9f58daa8738d7c1ccdd"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#aed4591884254c9f58daa8738d7c1ccdd">eraseSingleBlockEnable</a> ()</td></tr>

  124. <tr class="separator:aed4591884254c9f58daa8738d7c1ccdd"><td class="memSeparator" colspan="2">&#160;</td></tr>

  125. <tr class="memitem:aa12ad53111abcb187d3c6119a3a77592"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#aa12ad53111abcb187d3c6119a3a77592">error</a> (uint8_t code)</td></tr>

  126. <tr class="separator:aa12ad53111abcb187d3c6119a3a77592"><td class="memSeparator" colspan="2">&#160;</td></tr>

  127. <tr class="memitem:a50bf5f92223222beacec2b203a6b7a95"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a50bf5f92223222beacec2b203a6b7a95">errorCode</a> () const </td></tr>

  128. <tr class="separator:a50bf5f92223222beacec2b203a6b7a95"><td class="memSeparator" colspan="2">&#160;</td></tr>

  129. <tr class="memitem:a7b1abdb8dd5254cd4af0df19ba59ce4a"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a7b1abdb8dd5254cd4af0df19ba59ce4a">errorData</a> () const </td></tr>

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  131. <tr class="memitem:aa3cb9139dbc1e6596c6717da2b486328"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#aa3cb9139dbc1e6596c6717da2b486328">isBusy</a> ()</td></tr>

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  133. <tr class="memitem:a5f7fdca83533c223ea1c3b9ff3a508c3"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_block_driver.html#a5f7fdca83533c223ea1c3b9ff3a508c3">readBlock</a> (uint32_t block, uint8_t *dst)</td></tr>

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  135. <tr class="memitem:a30b42e5bf98f59142bfd7a84011114d5"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_block_driver.html#a30b42e5bf98f59142bfd7a84011114d5">readBlocks</a> (uint32_t block, uint8_t *dst, size_t nb)</td></tr>

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  137. <tr class="memitem:aa073dc42828164883db1b9faeff909ea"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#aa073dc42828164883db1b9faeff909ea">readCID</a> (cid_t *cid)</td></tr>

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  139. <tr class="memitem:a9fbea9525e70f6e3602fe5153a5a1290"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a9fbea9525e70f6e3602fe5153a5a1290">readCSD</a> (csd_t *csd)</td></tr>

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  141. <tr class="memitem:a3a1d1b4b4ceb42fcd41aaf6649482770"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a3a1d1b4b4ceb42fcd41aaf6649482770">readData</a> (uint8_t *dst)</td></tr>

  142. <tr class="separator:a3a1d1b4b4ceb42fcd41aaf6649482770"><td class="memSeparator" colspan="2">&#160;</td></tr>

  143. <tr class="memitem:ab446e49338b3ce834a750ac6dae35f61"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#ab446e49338b3ce834a750ac6dae35f61">readOCR</a> (uint32_t *ocr)</td></tr>

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  145. <tr class="memitem:a3b1710d11496c32ba4323831e00ac6d1"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a3b1710d11496c32ba4323831e00ac6d1">readStart</a> (uint32_t blockNumber)</td></tr>

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  147. <tr class="memitem:a91d0413599efe0d63c8c2dfe4a12d9ae"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a91d0413599efe0d63c8c2dfe4a12d9ae">readStatus</a> (uint8_t *status)</td></tr>

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  149. <tr class="memitem:afdac7c399fa1ba3f904cf503526e007e"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#afdac7c399fa1ba3f904cf503526e007e">readStop</a> ()</td></tr>

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  151. <tr class="memitem:aa39feb6ebb269071ac6843a424ac311c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#aa39feb6ebb269071ac6843a424ac311c">spiStart</a> ()</td></tr>

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  153. <tr class="memitem:a1033a4a68d38f52dddf6a1764fcca3e1"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a1033a4a68d38f52dddf6a1764fcca3e1">spiStop</a> ()</td></tr>

  154. <tr class="separator:a1033a4a68d38f52dddf6a1764fcca3e1"><td class="memSeparator" colspan="2">&#160;</td></tr>

  155. <tr class="memitem:a06c188d215e2e777010392e0db56831d"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_block_driver.html#a06c188d215e2e777010392e0db56831d">syncBlocks</a> ()</td></tr>

  156. <tr class="separator:a06c188d215e2e777010392e0db56831d"><td class="memSeparator" colspan="2">&#160;</td></tr>

  157. <tr class="memitem:a061d92bf154a1863a6321385b7505f6e"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a061d92bf154a1863a6321385b7505f6e">type</a> () const </td></tr>

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  159. <tr class="memitem:ae9dc7a25bdf0663b9e0055dd46bf9e6f"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_block_driver.html#ae9dc7a25bdf0663b9e0055dd46bf9e6f">writeBlock</a> (uint32_t block, const uint8_t *src)</td></tr>

  160. <tr class="separator:ae9dc7a25bdf0663b9e0055dd46bf9e6f"><td class="memSeparator" colspan="2">&#160;</td></tr>

  161. <tr class="memitem:ab5712d20db00d448cc2dbdedb40df9e2"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_block_driver.html#ab5712d20db00d448cc2dbdedb40df9e2">writeBlocks</a> (uint32_t block, const uint8_t *src, size_t nb)</td></tr>

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  163. <tr class="memitem:a9495c0b148eb380358bb4a9721c0dffa"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a9495c0b148eb380358bb4a9721c0dffa">writeData</a> (const uint8_t *src)</td></tr>

  164. <tr class="separator:a9495c0b148eb380358bb4a9721c0dffa"><td class="memSeparator" colspan="2">&#160;</td></tr>

  165. <tr class="memitem:a56d4750a5d2f693943eec985cb61ffe2"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a56d4750a5d2f693943eec985cb61ffe2">writeStart</a> (uint32_t blockNumber)</td></tr>

  166. <tr class="separator:a56d4750a5d2f693943eec985cb61ffe2"><td class="memSeparator" colspan="2">&#160;</td></tr>

  167. <tr class="memitem:a8bf0dc991308dcd2a7427bad89a9e2ba"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a8bf0dc991308dcd2a7427bad89a9e2ba">writeStart</a> (uint32_t blockNumber, uint32_t eraseCount)</td></tr>

  168. <tr class="separator:a8bf0dc991308dcd2a7427bad89a9e2ba"><td class="memSeparator" colspan="2">&#160;</td></tr>

  169. <tr class="memitem:aef9154785a4de5560fb807e4f9316fb0"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#aef9154785a4de5560fb807e4f9316fb0">writeStop</a> ()</td></tr>

  170. <tr class="separator:aef9154785a4de5560fb807e4f9316fb0"><td class="memSeparator" colspan="2">&#160;</td></tr>

  171. </table>

  172. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>

  173. <div class="textblock"><p>Standard SD block driver. </p>

  174. </div><h2 class="groupheader">Member Function Documentation</h2>

  175. <a class="anchor" id="a7c8131750a5b1087375aa31f59564fae"></a>

  176. <div class="memitem">

  177. <div class="memproto">

  178. <table class="mlabels">

  179.   <tr>

  180.   <td class="mlabels-left">

  181.       <table class="memname">

  182.         <tr>

  183.           <td class="memname">bool SdSpiCard::begin </td>

  184.           <td>(</td>

  185.           <td class="paramtype"><a class="el" href="_sd_spi_driver_8h.html#abf391604c1ecfed19cdcb6c8bd626972">SdSpiDriver</a> *&#160;</td>

  186.           <td class="paramname"><em>spiDriver</em></td><td>)</td>

  187.           <td></td>

  188.         </tr>

  189.       </table>

  190.   </td>

  191.   <td class="mlabels-right">

  192. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  193.   </tr>

  194. </table>

  195. </div><div class="memdoc">

  196. <p>Initialize the SD card. </p><dl class="params"><dt>Parameters</dt><dd>

  197.   <table class="params">

  198.     <tr><td class="paramdir">[in]</td><td class="paramname">spiDriver</td><td>SPI driver for card. </td></tr>

  199.   </table>

  200.   </dd>

  201. </dl>

  202. <dl class="section return"><dt>Returns</dt><dd>true for success else false. </dd></dl>

  203. 

  204. </div>

  205. </div>

  206. <a class="anchor" id="a4a03de8f94a75b80c5c93ab68e3433a3"></a>

  207. <div class="memitem">

  208. <div class="memproto">

  209. <table class="mlabels">

  210.   <tr>

  211.   <td class="mlabels-left">

  212.       <table class="memname">

  213.         <tr>

  214.           <td class="memname">bool SdBlockDriver::begin </td>

  215.           <td>(</td>

  216.           <td class="paramtype"><a class="el" href="_sd_spi_driver_8h.html#abf391604c1ecfed19cdcb6c8bd626972">SdSpiDriver</a> *&#160;</td>

  217.           <td class="paramname"><em>spi</em>, </td>

  218.         </tr>

  219.         <tr>

  220.           <td class="paramkey"></td>

  221.           <td></td>

  222.           <td class="paramtype">uint8_t&#160;</td>

  223.           <td class="paramname"><em>csPin</em>, </td>

  224.         </tr>

  225.         <tr>

  226.           <td class="paramkey"></td>

  227.           <td></td>

  228.           <td class="paramtype">SPISettings&#160;</td>

  229.           <td class="paramname"><em>spiSettings</em>&#160;</td>

  230.         </tr>

  231.         <tr>

  232.           <td></td>

  233.           <td>)</td>

  234.           <td></td><td></td>

  235.         </tr>

  236.       </table>

  237.   </td>

  238.   <td class="mlabels-right">

  239. <span class="mlabels"><span class="mlabel">inline</span></span>  </td>

  240.   </tr>

  241. </table>

  242. </div><div class="memdoc">

  243. <p>Initialize the SD card</p>

  244. <dl class="params"><dt>Parameters</dt><dd>

  245.   <table class="params">

  246.     <tr><td class="paramdir">[in]</td><td class="paramname">spi</td><td>SPI driver. </td></tr>

  247.     <tr><td class="paramdir">[in]</td><td class="paramname">csPin</td><td>Card chip select pin number. </td></tr>

  248.     <tr><td class="paramdir">[in]</td><td class="paramname">spiSettings</td><td>SPI speed, mode, and bit order. </td></tr>

  249.   </table>

  250.   </dd>

  251. </dl>

  252. <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>

  253. 

  254. </div>

  255. </div>

  256. <a class="anchor" id="afca8bd6b7e465bf9c475ba375c4deec8"></a>

  257. <div class="memitem">

  258. <div class="memproto">

  259. <table class="mlabels">

  260.   <tr>

  261.   <td class="mlabels-left">

  262.       <table class="memname">

  263.         <tr>

  264.           <td class="memname">uint32_t SdSpiCard::cardSize </td>

  265.           <td>(</td>

  266.           <td class="paramname"></td><td>)</td>

  267.           <td></td>

  268.         </tr>

  269.       </table>

  270.   </td>

  271.   <td class="mlabels-right">

  272. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  273.   </tr>

  274. </table>

  275. </div><div class="memdoc">

  276. <p>Determine the size of an SD flash memory card.</p>

  277. <dl class="section return"><dt>Returns</dt><dd>The number of 512 byte data blocks in the card or zero if an error occurs. </dd></dl>

  278. 

  279. </div>

  280. </div>

  281. <a class="anchor" id="a1caa13d19df6596b2c0dd62365c75362"></a>

  282. <div class="memitem">

  283. <div class="memproto">

  284. <table class="mlabels">

  285.   <tr>

  286.   <td class="mlabels-left">

  287.       <table class="memname">

  288.         <tr>

  289.           <td class="memname">bool SdSpiCard::erase </td>

  290.           <td>(</td>

  291.           <td class="paramtype">uint32_t&#160;</td>

  292.           <td class="paramname"><em>firstBlock</em>, </td>

  293.         </tr>

  294.         <tr>

  295.           <td class="paramkey"></td>

  296.           <td></td>

  297.           <td class="paramtype">uint32_t&#160;</td>

  298.           <td class="paramname"><em>lastBlock</em>&#160;</td>

  299.         </tr>

  300.         <tr>

  301.           <td></td>

  302.           <td>)</td>

  303.           <td></td><td></td>

  304.         </tr>

  305.       </table>

  306.   </td>

  307.   <td class="mlabels-right">

  308. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  309.   </tr>

  310. </table>

  311. </div><div class="memdoc">

  312. <p>Erase a range of blocks.</p>

  313. <dl class="params"><dt>Parameters</dt><dd>

  314.   <table class="params">

  315.     <tr><td class="paramdir">[in]</td><td class="paramname">firstBlock</td><td>The address of the first block in the range. </td></tr>

  316.     <tr><td class="paramdir">[in]</td><td class="paramname">lastBlock</td><td>The address of the last block in the range.</td></tr>

  317.   </table>

  318.   </dd>

  319. </dl>

  320. <dl class="section note"><dt>Note</dt><dd>This function requests the SD card to do a flash erase for a range of blocks. The data on the card after an erase operation is either 0 or 1, depends on the card vendor. The card must support single block erase.</dd></dl>

  321. <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>

  322. 

  323. </div>

  324. </div>

  325. <a class="anchor" id="aed4591884254c9f58daa8738d7c1ccdd"></a>

  326. <div class="memitem">

  327. <div class="memproto">

  328. <table class="mlabels">

  329.   <tr>

  330.   <td class="mlabels-left">

  331.       <table class="memname">

  332.         <tr>

  333.           <td class="memname">bool SdSpiCard::eraseSingleBlockEnable </td>

  334.           <td>(</td>

  335.           <td class="paramname"></td><td>)</td>

  336.           <td></td>

  337.         </tr>

  338.       </table>

  339.   </td>

  340.   <td class="mlabels-right">

  341. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  342.   </tr>

  343. </table>

  344. </div><div class="memdoc">

  345. <p>Determine if card supports single block erase.</p>

  346. <dl class="section return"><dt>Returns</dt><dd>true is returned if single block erase is supported. false is returned if single block erase is not supported. </dd></dl>

  347. 

  348. </div>

  349. </div>

  350. <a class="anchor" id="aa12ad53111abcb187d3c6119a3a77592"></a>

  351. <div class="memitem">

  352. <div class="memproto">

  353. <table class="mlabels">

  354.   <tr>

  355.   <td class="mlabels-left">

  356.       <table class="memname">

  357.         <tr>

  358.           <td class="memname">void SdSpiCard::error </td>

  359.           <td>(</td>

  360.           <td class="paramtype">uint8_t&#160;</td>

  361.           <td class="paramname"><em>code</em></td><td>)</td>

  362.           <td></td>

  363.         </tr>

  364.       </table>

  365.   </td>

  366.   <td class="mlabels-right">

  367. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>

  368.   </tr>

  369. </table>

  370. </div><div class="memdoc">

  371. <p>Set SD error code. </p><dl class="params"><dt>Parameters</dt><dd>

  372.   <table class="params">

  373.     <tr><td class="paramdir">[in]</td><td class="paramname">code</td><td>value for error code. </td></tr>

  374.   </table>

  375.   </dd>

  376. </dl>

  377. 

  378. </div>

  379. </div>

  380. <a class="anchor" id="a50bf5f92223222beacec2b203a6b7a95"></a>

  381. <div class="memitem">

  382. <div class="memproto">

  383. <table class="mlabels">

  384.   <tr>

  385.   <td class="mlabels-left">

  386.       <table class="memname">

  387.         <tr>

  388.           <td class="memname">int SdSpiCard::errorCode </td>

  389.           <td>(</td>

  390.           <td class="paramname"></td><td>)</td>

  391.           <td> const</td>

  392.         </tr>

  393.       </table>

  394.   </td>

  395.   <td class="mlabels-right">

  396. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>

  397.   </tr>

  398. </table>

  399. </div><div class="memdoc">

  400. <dl class="section return"><dt>Returns</dt><dd>code for the last error. See <a class="el" href="_sd_spi_card_8h.html" title="SdSpiCard class for V2 SD/SDHC cards. ">SdSpiCard.h</a> for a list of error codes. </dd></dl>

  401. 

  402. </div>

  403. </div>

  404. <a class="anchor" id="a7b1abdb8dd5254cd4af0df19ba59ce4a"></a>

  405. <div class="memitem">

  406. <div class="memproto">

  407. <table class="mlabels">

  408.   <tr>

  409.   <td class="mlabels-left">

  410.       <table class="memname">

  411.         <tr>

  412.           <td class="memname">int SdSpiCard::errorData </td>

  413.           <td>(</td>

  414.           <td class="paramname"></td><td>)</td>

  415.           <td> const</td>

  416.         </tr>

  417.       </table>

  418.   </td>

  419.   <td class="mlabels-right">

  420. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>

  421.   </tr>

  422. </table>

  423. </div><div class="memdoc">

  424. <dl class="section return"><dt>Returns</dt><dd>error data for last error. </dd></dl>

  425. 

  426. </div>

  427. </div>

  428. <a class="anchor" id="aa3cb9139dbc1e6596c6717da2b486328"></a>

  429. <div class="memitem">

  430. <div class="memproto">

  431. <table class="mlabels">

  432.   <tr>

  433.   <td class="mlabels-left">

  434.       <table class="memname">

  435.         <tr>

  436.           <td class="memname">bool SdSpiCard::isBusy </td>

  437.           <td>(</td>

  438.           <td class="paramname"></td><td>)</td>

  439.           <td></td>

  440.         </tr>

  441.       </table>

  442.   </td>

  443.   <td class="mlabels-right">

  444. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  445.   </tr>

  446. </table>

  447. </div><div class="memdoc">

  448. <p>Check for busy. MISO low indicates the card is busy.</p>

  449. <dl class="section return"><dt>Returns</dt><dd>true if busy else false. </dd></dl>

  450. 

  451. </div>

  452. </div>

  453. <a class="anchor" id="a5f7fdca83533c223ea1c3b9ff3a508c3"></a>

  454. <div class="memitem">

  455. <div class="memproto">

  456. <table class="mlabels">

  457.   <tr>

  458.   <td class="mlabels-left">

  459.       <table class="memname">

  460.         <tr>

  461.           <td class="memname">bool SdBlockDriver::readBlock </td>

  462.           <td>(</td>

  463.           <td class="paramtype">uint32_t&#160;</td>

  464.           <td class="paramname"><em>block</em>, </td>

  465.         </tr>

  466.         <tr>

  467.           <td class="paramkey"></td>

  468.           <td></td>

  469.           <td class="paramtype">uint8_t *&#160;</td>

  470.           <td class="paramname"><em>dst</em>&#160;</td>

  471.         </tr>

  472.         <tr>

  473.           <td></td>

  474.           <td>)</td>

  475.           <td></td><td></td>

  476.         </tr>

  477.       </table>

  478.   </td>

  479.   <td class="mlabels-right">

  480. <span class="mlabels"><span class="mlabel">inline</span></span>  </td>

  481.   </tr>

  482. </table>

  483. </div><div class="memdoc">

  484. <p>Read a 512 byte block from an SD card.</p>

  485. <dl class="params"><dt>Parameters</dt><dd>

  486.   <table class="params">

  487.     <tr><td class="paramdir">[in]</td><td class="paramname">block</td><td>Logical block to be read. </td></tr>

  488.     <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Pointer to the location that will receive the data. </td></tr>

  489.   </table>

  490.   </dd>

  491. </dl>

  492. <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>

  493. 

  494. </div>

  495. </div>

  496. <a class="anchor" id="a30b42e5bf98f59142bfd7a84011114d5"></a>

  497. <div class="memitem">

  498. <div class="memproto">

  499. <table class="mlabels">

  500.   <tr>

  501.   <td class="mlabels-left">

  502.       <table class="memname">

  503.         <tr>

  504.           <td class="memname">bool SdBlockDriver::readBlocks </td>

  505.           <td>(</td>

  506.           <td class="paramtype">uint32_t&#160;</td>

  507.           <td class="paramname"><em>block</em>, </td>

  508.         </tr>

  509.         <tr>

  510.           <td class="paramkey"></td>

  511.           <td></td>

  512.           <td class="paramtype">uint8_t *&#160;</td>

  513.           <td class="paramname"><em>dst</em>, </td>

  514.         </tr>

  515.         <tr>

  516.           <td class="paramkey"></td>

  517.           <td></td>

  518.           <td class="paramtype">size_t&#160;</td>

  519.           <td class="paramname"><em>nb</em>&#160;</td>

  520.         </tr>

  521.         <tr>

  522.           <td></td>

  523.           <td>)</td>

  524.           <td></td><td></td>

  525.         </tr>

  526.       </table>

  527.   </td>

  528.   <td class="mlabels-right">

  529. <span class="mlabels"><span class="mlabel">inline</span></span>  </td>

  530.   </tr>

  531. </table>

  532. </div><div class="memdoc">

  533. <p>Read multiple 512 byte blocks from an SD card.</p>

  534. <dl class="params"><dt>Parameters</dt><dd>

  535.   <table class="params">

  536.     <tr><td class="paramdir">[in]</td><td class="paramname">block</td><td>Logical block to be read. </td></tr>

  537.     <tr><td class="paramdir">[in]</td><td class="paramname">nb</td><td>Number of blocks to be read. </td></tr>

  538.     <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Pointer to the location that will receive the data. </td></tr>

  539.   </table>

  540.   </dd>

  541. </dl>

  542. <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>

  543. 

  544. </div>

  545. </div>

  546. <a class="anchor" id="aa073dc42828164883db1b9faeff909ea"></a>

  547. <div class="memitem">

  548. <div class="memproto">

  549. <table class="mlabels">

  550.   <tr>

  551.   <td class="mlabels-left">

  552.       <table class="memname">

  553.         <tr>

  554.           <td class="memname">bool SdSpiCard::readCID </td>

  555.           <td>(</td>

  556.           <td class="paramtype">cid_t *&#160;</td>

  557.           <td class="paramname"><em>cid</em></td><td>)</td>

  558.           <td></td>

  559.         </tr>

  560.       </table>

  561.   </td>

  562.   <td class="mlabels-right">

  563. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>

  564.   </tr>

  565. </table>

  566. </div><div class="memdoc">

  567. <p>Read a card's CID register. The CID contains card identification information such as Manufacturer ID, Product name, Product serial number and Manufacturing date.</p>

  568. <dl class="params"><dt>Parameters</dt><dd>

  569.   <table class="params">

  570.     <tr><td class="paramdir">[out]</td><td class="paramname">cid</td><td>pointer to area for returned data.</td></tr>

  571.   </table>

  572.   </dd>

  573. </dl>

  574. <dl class="section return"><dt>Returns</dt><dd>true for success or false for failure. </dd></dl>

  575. 

  576. </div>

  577. </div>

  578. <a class="anchor" id="a9fbea9525e70f6e3602fe5153a5a1290"></a>

  579. <div class="memitem">

  580. <div class="memproto">

  581. <table class="mlabels">

  582.   <tr>

  583.   <td class="mlabels-left">

  584.       <table class="memname">

  585.         <tr>

  586.           <td class="memname">bool SdSpiCard::readCSD </td>

  587.           <td>(</td>

  588.           <td class="paramtype">csd_t *&#160;</td>

  589.           <td class="paramname"><em>csd</em></td><td>)</td>

  590.           <td></td>

  591.         </tr>

  592.       </table>

  593.   </td>

  594.   <td class="mlabels-right">

  595. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>

  596.   </tr>

  597. </table>

  598. </div><div class="memdoc">

  599. <p>Read a card's CSD register. The CSD contains Card-Specific Data that provides information regarding access to the card's contents.</p>

  600. <dl class="params"><dt>Parameters</dt><dd>

  601.   <table class="params">

  602.     <tr><td class="paramdir">[out]</td><td class="paramname">csd</td><td>pointer to area for returned data.</td></tr>

  603.   </table>

  604.   </dd>

  605. </dl>

  606. <dl class="section return"><dt>Returns</dt><dd>true for success or false for failure. </dd></dl>

  607. 

  608. </div>

  609. </div>

  610. <a class="anchor" id="a3a1d1b4b4ceb42fcd41aaf6649482770"></a>

  611. <div class="memitem">

  612. <div class="memproto">

  613. <table class="mlabels">

  614.   <tr>

  615.   <td class="mlabels-left">

  616.       <table class="memname">

  617.         <tr>

  618.           <td class="memname">bool SdSpiCard::readData </td>

  619.           <td>(</td>

  620.           <td class="paramtype">uint8_t *&#160;</td>

  621.           <td class="paramname"><em>dst</em></td><td>)</td>

  622.           <td></td>

  623.         </tr>

  624.       </table>

  625.   </td>

  626.   <td class="mlabels-right">

  627. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  628.   </tr>

  629. </table>

  630. </div><div class="memdoc">

  631. <p>Read one data block in a multiple block read sequence</p>

  632. <dl class="params"><dt>Parameters</dt><dd>

  633.   <table class="params">

  634.     <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Pointer to the location for the data to be read.</td></tr>

  635.   </table>

  636.   </dd>

  637. </dl>

  638. <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>

  639. 

  640. </div>

  641. </div>

  642. <a class="anchor" id="ab446e49338b3ce834a750ac6dae35f61"></a>

  643. <div class="memitem">

  644. <div class="memproto">

  645. <table class="mlabels">

  646.   <tr>

  647.   <td class="mlabels-left">

  648.       <table class="memname">

  649.         <tr>

  650.           <td class="memname">bool SdSpiCard::readOCR </td>

  651.           <td>(</td>

  652.           <td class="paramtype">uint32_t *&#160;</td>

  653.           <td class="paramname"><em>ocr</em></td><td>)</td>

  654.           <td></td>

  655.         </tr>

  656.       </table>

  657.   </td>

  658.   <td class="mlabels-right">

  659. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  660.   </tr>

  661. </table>

  662. </div><div class="memdoc">

  663. <p>Read OCR register.</p>

  664. <dl class="params"><dt>Parameters</dt><dd>

  665.   <table class="params">

  666.     <tr><td class="paramdir">[out]</td><td class="paramname">ocr</td><td>Value of OCR register. </td></tr>

  667.   </table>

  668.   </dd>

  669. </dl>

  670. <dl class="section return"><dt>Returns</dt><dd>true for success else false. </dd></dl>

  671. 

  672. </div>

  673. </div>

  674. <a class="anchor" id="a3b1710d11496c32ba4323831e00ac6d1"></a>

  675. <div class="memitem">

  676. <div class="memproto">

  677. <table class="mlabels">

  678.   <tr>

  679.   <td class="mlabels-left">

  680.       <table class="memname">

  681.         <tr>

  682.           <td class="memname">bool SdSpiCard::readStart </td>

  683.           <td>(</td>

  684.           <td class="paramtype">uint32_t&#160;</td>

  685.           <td class="paramname"><em>blockNumber</em></td><td>)</td>

  686.           <td></td>

  687.         </tr>

  688.       </table>

  689.   </td>

  690.   <td class="mlabels-right">

  691. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  692.   </tr>

  693. </table>

  694. </div><div class="memdoc">

  695. <p>Start a read multiple blocks sequence.</p>

  696. <dl class="params"><dt>Parameters</dt><dd>

  697.   <table class="params">

  698.     <tr><td class="paramdir">[in]</td><td class="paramname">blockNumber</td><td>Address of first block in sequence.</td></tr>

  699.   </table>

  700.   </dd>

  701. </dl>

  702. <dl class="section note"><dt>Note</dt><dd>This function is used with <a class="el" href="class_sd_spi_card.html#a3a1d1b4b4ceb42fcd41aaf6649482770">readData()</a> and <a class="el" href="class_sd_spi_card.html#afdac7c399fa1ba3f904cf503526e007e">readStop()</a> for optimized multiple block reads. SPI chipSelect must be low for the entire sequence.</dd></dl>

  703. <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>

  704. 

  705. </div>

  706. </div>

  707. <a class="anchor" id="a91d0413599efe0d63c8c2dfe4a12d9ae"></a>

  708. <div class="memitem">

  709. <div class="memproto">

  710. <table class="mlabels">

  711.   <tr>

  712.   <td class="mlabels-left">

  713.       <table class="memname">

  714.         <tr>

  715.           <td class="memname">bool SdSpiCard::readStatus </td>

  716.           <td>(</td>

  717.           <td class="paramtype">uint8_t *&#160;</td>

  718.           <td class="paramname"><em>status</em></td><td>)</td>

  719.           <td></td>

  720.         </tr>

  721.       </table>

  722.   </td>

  723.   <td class="mlabels-right">

  724. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  725.   </tr>

  726. </table>

  727. </div><div class="memdoc">

  728. <p>Return the 64 byte card status </p><dl class="params"><dt>Parameters</dt><dd>

  729.   <table class="params">

  730.     <tr><td class="paramdir">[out]</td><td class="paramname">status</td><td>location for 64 status bytes. </td></tr>

  731.   </table>

  732.   </dd>

  733. </dl>

  734. <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>

  735. 

  736. </div>

  737. </div>

  738. <a class="anchor" id="afdac7c399fa1ba3f904cf503526e007e"></a>

  739. <div class="memitem">

  740. <div class="memproto">

  741. <table class="mlabels">

  742.   <tr>

  743.   <td class="mlabels-left">

  744.       <table class="memname">

  745.         <tr>

  746.           <td class="memname">bool SdSpiCard::readStop </td>

  747.           <td>(</td>

  748.           <td class="paramname"></td><td>)</td>

  749.           <td></td>

  750.         </tr>

  751.       </table>

  752.   </td>

  753.   <td class="mlabels-right">

  754. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  755.   </tr>

  756. </table>

  757. </div><div class="memdoc">

  758. <p>End a read multiple blocks sequence.</p>

  759. <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>

  760. 

  761. </div>

  762. </div>

  763. <a class="anchor" id="aa39feb6ebb269071ac6843a424ac311c"></a>

  764. <div class="memitem">

  765. <div class="memproto">

  766. <table class="mlabels">

  767.   <tr>

  768.   <td class="mlabels-left">

  769.       <table class="memname">

  770.         <tr>

  771.           <td class="memname">void SdSpiCard::spiStart </td>

  772.           <td>(</td>

  773.           <td class="paramname"></td><td>)</td>

  774.           <td></td>

  775.         </tr>

  776.       </table>

  777.   </td>

  778.   <td class="mlabels-right">

  779. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  780.   </tr>

  781. </table>

  782. </div><div class="memdoc">

  783. <p>Set CS low and activate the card. </p>

  784. 

  785. </div>

  786. </div>

  787. <a class="anchor" id="a1033a4a68d38f52dddf6a1764fcca3e1"></a>

  788. <div class="memitem">

  789. <div class="memproto">

  790. <table class="mlabels">

  791.   <tr>

  792.   <td class="mlabels-left">

  793.       <table class="memname">

  794.         <tr>

  795.           <td class="memname">void SdSpiCard::spiStop </td>

  796.           <td>(</td>

  797.           <td class="paramname"></td><td>)</td>

  798.           <td></td>

  799.         </tr>

  800.       </table>

  801.   </td>

  802.   <td class="mlabels-right">

  803. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  804.   </tr>

  805. </table>

  806. </div><div class="memdoc">

  807. <p>Set CS high and deactivate the card. </p>

  808. 

  809. </div>

  810. </div>

  811. <a class="anchor" id="a06c188d215e2e777010392e0db56831d"></a>

  812. <div class="memitem">

  813. <div class="memproto">

  814. <table class="mlabels">

  815.   <tr>

  816.   <td class="mlabels-left">

  817.       <table class="memname">

  818.         <tr>

  819.           <td class="memname">bool SdBlockDriver::syncBlocks </td>

  820.           <td>(</td>

  821.           <td class="paramname"></td><td>)</td>

  822.           <td></td>

  823.         </tr>

  824.       </table>

  825.   </td>

  826.   <td class="mlabels-right">

  827. <span class="mlabels"><span class="mlabel">inline</span></span>  </td>

  828.   </tr>

  829. </table>

  830. </div><div class="memdoc">

  831. <p>End multi-block transfer and go to idle state. </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>

  832. 

  833. </div>

  834. </div>

  835. <a class="anchor" id="a061d92bf154a1863a6321385b7505f6e"></a>

  836. <div class="memitem">

  837. <div class="memproto">

  838. <table class="mlabels">

  839.   <tr>

  840.   <td class="mlabels-left">

  841.       <table class="memname">

  842.         <tr>

  843.           <td class="memname">int SdSpiCard::type </td>

  844.           <td>(</td>

  845.           <td class="paramname"></td><td>)</td>

  846.           <td> const</td>

  847.         </tr>

  848.       </table>

  849.   </td>

  850.   <td class="mlabels-right">

  851. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>

  852.   </tr>

  853. </table>

  854. </div><div class="memdoc">

  855. <p>Return the card type: SD V1, SD V2 or SDHC </p><dl class="section return"><dt>Returns</dt><dd>0 - SD V1, 1 - SD V2, or 3 - SDHC. </dd></dl>

  856. 

  857. </div>

  858. </div>

  859. <a class="anchor" id="ae9dc7a25bdf0663b9e0055dd46bf9e6f"></a>

  860. <div class="memitem">

  861. <div class="memproto">

  862. <table class="mlabels">

  863.   <tr>

  864.   <td class="mlabels-left">

  865.       <table class="memname">

  866.         <tr>

  867.           <td class="memname">bool SdBlockDriver::writeBlock </td>

  868.           <td>(</td>

  869.           <td class="paramtype">uint32_t&#160;</td>

  870.           <td class="paramname"><em>block</em>, </td>

  871.         </tr>

  872.         <tr>

  873.           <td class="paramkey"></td>

  874.           <td></td>

  875.           <td class="paramtype">const uint8_t *&#160;</td>

  876.           <td class="paramname"><em>src</em>&#160;</td>

  877.         </tr>

  878.         <tr>

  879.           <td></td>

  880.           <td>)</td>

  881.           <td></td><td></td>

  882.         </tr>

  883.       </table>

  884.   </td>

  885.   <td class="mlabels-right">

  886. <span class="mlabels"><span class="mlabel">inline</span></span>  </td>

  887.   </tr>

  888. </table>

  889. </div><div class="memdoc">

  890. <p>Writes a 512 byte block to an SD card.</p>

  891. <dl class="params"><dt>Parameters</dt><dd>

  892.   <table class="params">

  893.     <tr><td class="paramdir">[in]</td><td class="paramname">block</td><td>Logical block to be written. </td></tr>

  894.     <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>Pointer to the location of the data to be written. </td></tr>

  895.   </table>

  896.   </dd>

  897. </dl>

  898. <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>

  899. 

  900. </div>

  901. </div>

  902. <a class="anchor" id="ab5712d20db00d448cc2dbdedb40df9e2"></a>

  903. <div class="memitem">

  904. <div class="memproto">

  905. <table class="mlabels">

  906.   <tr>

  907.   <td class="mlabels-left">

  908.       <table class="memname">

  909.         <tr>

  910.           <td class="memname">bool SdBlockDriver::writeBlocks </td>

  911.           <td>(</td>

  912.           <td class="paramtype">uint32_t&#160;</td>

  913.           <td class="paramname"><em>block</em>, </td>

  914.         </tr>

  915.         <tr>

  916.           <td class="paramkey"></td>

  917.           <td></td>

  918.           <td class="paramtype">const uint8_t *&#160;</td>

  919.           <td class="paramname"><em>src</em>, </td>

  920.         </tr>

  921.         <tr>

  922.           <td class="paramkey"></td>

  923.           <td></td>

  924.           <td class="paramtype">size_t&#160;</td>

  925.           <td class="paramname"><em>nb</em>&#160;</td>

  926.         </tr>

  927.         <tr>

  928.           <td></td>

  929.           <td>)</td>

  930.           <td></td><td></td>

  931.         </tr>

  932.       </table>

  933.   </td>

  934.   <td class="mlabels-right">

  935. <span class="mlabels"><span class="mlabel">inline</span></span>  </td>

  936.   </tr>

  937. </table>

  938. </div><div class="memdoc">

  939. <p>Write multiple 512 byte blocks to an SD card.</p>

  940. <dl class="params"><dt>Parameters</dt><dd>

  941.   <table class="params">

  942.     <tr><td class="paramdir">[in]</td><td class="paramname">block</td><td>Logical block to be written. </td></tr>

  943.     <tr><td class="paramdir">[in]</td><td class="paramname">nb</td><td>Number of blocks to be written. </td></tr>

  944.     <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>Pointer to the location of the data to be written. </td></tr>

  945.   </table>

  946.   </dd>

  947. </dl>

  948. <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>

  949. 

  950. </div>

  951. </div>

  952. <a class="anchor" id="a9495c0b148eb380358bb4a9721c0dffa"></a>

  953. <div class="memitem">

  954. <div class="memproto">

  955. <table class="mlabels">

  956.   <tr>

  957.   <td class="mlabels-left">

  958.       <table class="memname">

  959.         <tr>

  960.           <td class="memname">bool SdSpiCard::writeData </td>

  961.           <td>(</td>

  962.           <td class="paramtype">const uint8_t *&#160;</td>

  963.           <td class="paramname"><em>src</em></td><td>)</td>

  964.           <td></td>

  965.         </tr>

  966.       </table>

  967.   </td>

  968.   <td class="mlabels-right">

  969. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  970.   </tr>

  971. </table>

  972. </div><div class="memdoc">

  973. <p>Write one data block in a multiple block write sequence. </p><dl class="params"><dt>Parameters</dt><dd>

  974.   <table class="params">

  975.     <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>Pointer to the location of the data to be written. </td></tr>

  976.   </table>

  977.   </dd>

  978. </dl>

  979. <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>

  980. 

  981. </div>

  982. </div>

  983. <a class="anchor" id="a56d4750a5d2f693943eec985cb61ffe2"></a>

  984. <div class="memitem">

  985. <div class="memproto">

  986. <table class="mlabels">

  987.   <tr>

  988.   <td class="mlabels-left">

  989.       <table class="memname">

  990.         <tr>

  991.           <td class="memname">bool SdSpiCard::writeStart </td>

  992.           <td>(</td>

  993.           <td class="paramtype">uint32_t&#160;</td>

  994.           <td class="paramname"><em>blockNumber</em></td><td>)</td>

  995.           <td></td>

  996.         </tr>

  997.       </table>

  998.   </td>

  999.   <td class="mlabels-right">

  1000. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  1001.   </tr>

  1002. </table>

  1003. </div><div class="memdoc">

  1004. <p>Start a write multiple blocks sequence.</p>

  1005. <dl class="params"><dt>Parameters</dt><dd>

  1006.   <table class="params">

  1007.     <tr><td class="paramdir">[in]</td><td class="paramname">blockNumber</td><td>Address of first block in sequence.</td></tr>

  1008.   </table>

  1009.   </dd>

  1010. </dl>

  1011. <dl class="section note"><dt>Note</dt><dd>This function is used with <a class="el" href="class_sd_spi_card.html#a9495c0b148eb380358bb4a9721c0dffa">writeData()</a> and <a class="el" href="class_sd_spi_card.html#aef9154785a4de5560fb807e4f9316fb0">writeStop()</a> for optimized multiple block writes.</dd></dl>

  1012. <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>

  1013. 

  1014. </div>

  1015. </div>

  1016. <a class="anchor" id="a8bf0dc991308dcd2a7427bad89a9e2ba"></a>

  1017. <div class="memitem">

  1018. <div class="memproto">

  1019. <table class="mlabels">

  1020.   <tr>

  1021.   <td class="mlabels-left">

  1022.       <table class="memname">

  1023.         <tr>

  1024.           <td class="memname">bool SdSpiCard::writeStart </td>

  1025.           <td>(</td>

  1026.           <td class="paramtype">uint32_t&#160;</td>

  1027.           <td class="paramname"><em>blockNumber</em>, </td>

  1028.         </tr>

  1029.         <tr>

  1030.           <td class="paramkey"></td>

  1031.           <td></td>

  1032.           <td class="paramtype">uint32_t&#160;</td>

  1033.           <td class="paramname"><em>eraseCount</em>&#160;</td>

  1034.         </tr>

  1035.         <tr>

  1036.           <td></td>

  1037.           <td>)</td>

  1038.           <td></td><td></td>

  1039.         </tr>

  1040.       </table>

  1041.   </td>

  1042.   <td class="mlabels-right">

  1043. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  1044.   </tr>

  1045. </table>

  1046. </div><div class="memdoc">

  1047. <p>Start a write multiple blocks sequence with pre-erase.</p>

  1048. <dl class="params"><dt>Parameters</dt><dd>

  1049.   <table class="params">

  1050.     <tr><td class="paramdir">[in]</td><td class="paramname">blockNumber</td><td>Address of first block in sequence. </td></tr>

  1051.     <tr><td class="paramdir">[in]</td><td class="paramname">eraseCount</td><td>The number of blocks to be pre-erased.</td></tr>

  1052.   </table>

  1053.   </dd>

  1054. </dl>

  1055. <dl class="section note"><dt>Note</dt><dd>This function is used with <a class="el" href="class_sd_spi_card.html#a9495c0b148eb380358bb4a9721c0dffa">writeData()</a> and <a class="el" href="class_sd_spi_card.html#aef9154785a4de5560fb807e4f9316fb0">writeStop()</a> for optimized multiple block writes.</dd></dl>

  1056. <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>

  1057. 

  1058. </div>

  1059. </div>

  1060. <a class="anchor" id="aef9154785a4de5560fb807e4f9316fb0"></a>

  1061. <div class="memitem">

  1062. <div class="memproto">

  1063. <table class="mlabels">

  1064.   <tr>

  1065.   <td class="mlabels-left">

  1066.       <table class="memname">

  1067.         <tr>

  1068.           <td class="memname">bool SdSpiCard::writeStop </td>

  1069.           <td>(</td>

  1070.           <td class="paramname"></td><td>)</td>

  1071.           <td></td>

  1072.         </tr>

  1073.       </table>

  1074.   </td>

  1075.   <td class="mlabels-right">

  1076. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  1077.   </tr>

  1078. </table>

  1079. </div><div class="memdoc">

  1080. <p>End a write multiple blocks sequence.</p>

  1081. <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>

  1082. 

  1083. </div>

  1084. </div>

  1085. <hr/>The documentation for this class was generated from the following file:<ul>

  1086. <li>Arduino/libraries/SdFat/src/<a class="el" href="_block_driver_8h.html">BlockDriver.h</a></li>

  1087. </ul>

  1088. </div><!-- contents -->

  1089. <!-- start footer part -->

  1090. <hr class="footer"/><address class="footer"><small>

  1091. Generated on Fri Aug 19 2016 08:28:00 for SdFat by &#160;<a href="http://www.doxygen.org/index.html">

  1092. <img class="footer" src="doxygen.png" alt="doxygen"/>

  1093. </a> 1.8.10

  1094. </small></address>

  1095. </body>

  1096. </html>