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teensy-sdfat/html/class_sd2_card.html

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  7. <title>SdFat: Sd2Card Class Reference</title>

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  26.    <div id="projectname">SdFat

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  85.   <div class="summary">

  86. <a href="#pub-types">Public Types</a> &#124;

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

  88. <a href="class_sd2_card-members.html">List of all members</a>  </div>

  89.   <div class="headertitle">

  90. <div class="title">Sd2Card Class Reference</div>  </div>

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

  92. <div class="contents">

  93. 

  94. <p>Raw access to SD and SDHC card using default SPI library.  

  95.  <a href="class_sd2_card.html#details">More...</a></p>

  96. 

  97. <p><code>#include &lt;SdSpiCard.h&gt;</code></p>

  98. <div class="dynheader">

  99. Inheritance diagram for Sd2Card:</div>

  100. <div class="dyncontent">

  101. <div class="center"><img src="class_sd2_card__inherit__graph.png" border="0" usemap="#_sd2_card_inherit__map" alt="Inheritance graph"/></div>

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  106. <div class="dynheader">

  107. Collaboration diagram for Sd2Card:</div>

  108. <div class="dyncontent">

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  114. <table class="memberdecls">

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

  116. Public Types</h2></td></tr>

  117. <tr class="memitem:a31a561750501b6635ad2b85c8c960381"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="_sd_spi_8h.html#a312d9e68dd648980324728cc06d3bf6a">SpiDefault_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a31a561750501b6635ad2b85c8c960381">m_spi_t</a></td></tr>

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  119. </table><table class="memberdecls">

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

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

  122. <tr class="memitem:a53eb48d9dae77c711460ed79d3fced4b"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd2_card.html#a53eb48d9dae77c711460ed79d3fced4b">begin</a> (uint8_t chipSelectPin=SS, uint8_t <a class="el" href="class_sd_spi_card.html#a0c2acfc8cdde3d35245b34018efcc6c7">sckDivisor</a>=2)</td></tr>

  123. <tr class="separator:a53eb48d9dae77c711460ed79d3fced4b"><td class="memSeparator" colspan="2">&#160;</td></tr>

  124. <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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  126. <tr class="memitem:aaa4ec01e40371d6f00c8ed7e8d8eafbc"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#aaa4ec01e40371d6f00c8ed7e8d8eafbc">chipSelectHigh</a> ()</td></tr>

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  128. <tr class="memitem:a198e62163012a9380a75ca69669ef4ae"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a198e62163012a9380a75ca69669ef4ae">chipSelectLow</a> ()</td></tr>

  129. <tr class="separator:a198e62163012a9380a75ca69669ef4ae"><td class="memSeparator" colspan="2">&#160;</td></tr>

  130. <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>

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

  132. <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>

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

  134. <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>

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  136. <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>

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  138. <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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  140. <tr class="memitem:aa415ea708e5212a5b4154b7eb5c1a304"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd2_card.html#aa415ea708e5212a5b4154b7eb5c1a304">init</a> (uint8_t <a class="el" href="class_sd_spi_card.html#a0c2acfc8cdde3d35245b34018efcc6c7">sckDivisor</a>=2, uint8_t chipSelectPin=SS)</td></tr>

  141. <tr class="separator:aa415ea708e5212a5b4154b7eb5c1a304"><td class="memSeparator" colspan="2">&#160;</td></tr>

  142. <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>

  143. <tr class="separator:aa3cb9139dbc1e6596c6717da2b486328"><td class="memSeparator" colspan="2">&#160;</td></tr>

  144. <tr class="memitem:a2973091eeab7b6ba528f6442bc5df36e"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a2973091eeab7b6ba528f6442bc5df36e">readBlock</a> (uint32_t block, uint8_t *dst)</td></tr>

  145. <tr class="separator:a2973091eeab7b6ba528f6442bc5df36e"><td class="memSeparator" colspan="2">&#160;</td></tr>

  146. <tr class="memitem:a5a7e12a5a076cc690885378932fa289f"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a5a7e12a5a076cc690885378932fa289f">readBlocks</a> (uint32_t block, uint8_t *dst, size_t count)</td></tr>

  147. <tr class="separator:a5a7e12a5a076cc690885378932fa289f"><td class="memSeparator" colspan="2">&#160;</td></tr>

  148. <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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  150. <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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  152. <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>

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  154. <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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  156. <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>

  157. <tr class="separator:a3b1710d11496c32ba4323831e00ac6d1"><td class="memSeparator" colspan="2">&#160;</td></tr>

  158. <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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  160. <tr class="memitem:a0c2acfc8cdde3d35245b34018efcc6c7"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a0c2acfc8cdde3d35245b34018efcc6c7">sckDivisor</a> ()</td></tr>

  161. <tr class="separator:a0c2acfc8cdde3d35245b34018efcc6c7"><td class="memSeparator" colspan="2">&#160;</td></tr>

  162. <tr class="memitem:a3925d9021c378be9c025b2ae14501d6c"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a3925d9021c378be9c025b2ae14501d6c">selected</a> ()</td></tr>

  163. <tr class="separator:a3925d9021c378be9c025b2ae14501d6c"><td class="memSeparator" colspan="2">&#160;</td></tr>

  164. <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>

  165. <tr class="separator:a061d92bf154a1863a6321385b7505f6e"><td class="memSeparator" colspan="2">&#160;</td></tr>

  166. <tr class="memitem:acdf8c7fe62ab091971cd546c00714cee"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#acdf8c7fe62ab091971cd546c00714cee">writeBlock</a> (uint32_t blockNumber, const uint8_t *src)</td></tr>

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  168. <tr class="memitem:aa5ca6901525dce4b1bc1f94a95441d88"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#aa5ca6901525dce4b1bc1f94a95441d88">writeBlocks</a> (uint32_t block, const uint8_t *src, size_t count)</td></tr>

  169. <tr class="separator:aa5ca6901525dce4b1bc1f94a95441d88"><td class="memSeparator" colspan="2">&#160;</td></tr>

  170. <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>

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

  172. <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>

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

  174. <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>

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

  176. </table>

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

  178. <div class="textblock"><p>Raw access to SD and SDHC card using default SPI library. </p>

  179. </div><h2 class="groupheader">Member Typedef Documentation</h2>

  180. <a class="anchor" id="a31a561750501b6635ad2b85c8c960381"></a>

  181. <div class="memitem">

  182. <div class="memproto">

  183. <table class="mlabels">

  184.   <tr>

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

  186.       <table class="memname">

  187.         <tr>

  188.           <td class="memname">typedef <a class="el" href="_sd_spi_8h.html#a312d9e68dd648980324728cc06d3bf6a">SpiDefault_t</a> <a class="el" href="class_sd_spi_card.html#a31a561750501b6635ad2b85c8c960381">SdSpiCard::m_spi_t</a></td>

  189.         </tr>

  190.       </table>

  191.   </td>

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

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

  194.   </tr>

  195. </table>

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

  197. <p>typedef for SPI class. </p>

  198. 

  199. </div>

  200. </div>

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

  202. <a class="anchor" id="a53eb48d9dae77c711460ed79d3fced4b"></a>

  203. <div class="memitem">

  204. <div class="memproto">

  205. <table class="mlabels">

  206.   <tr>

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

  208.       <table class="memname">

  209.         <tr>

  210.           <td class="memname">bool Sd2Card::begin </td>

  211.           <td>(</td>

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

  213.           <td class="paramname"><em>chipSelectPin</em> = <code>SS</code>, </td>

  214.         </tr>

  215.         <tr>

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

  217.           <td></td>

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

  219.           <td class="paramname"><em>sckDivisor</em> = <code>2</code>&#160;</td>

  220.         </tr>

  221.         <tr>

  222.           <td></td>

  223.           <td>)</td>

  224.           <td></td><td></td>

  225.         </tr>

  226.       </table>

  227.   </td>

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

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

  230.   </tr>

  231. </table>

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

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

  234.   <table class="params">

  235.     <tr><td class="paramdir">[in]</td><td class="paramname">chipSelectPin</td><td>SD chip select pin. </td></tr>

  236.     <tr><td class="paramdir">[in]</td><td class="paramname">sckDivisor</td><td>SPI clock divisor. </td></tr>

  237.   </table>

  238.   </dd>

  239. </dl>

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

  241. 

  242. </div>

  243. </div>

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

  245. <div class="memitem">

  246. <div class="memproto">

  247. <table class="mlabels">

  248.   <tr>

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

  250.       <table class="memname">

  251.         <tr>

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

  253.           <td>(</td>

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

  255.           <td></td>

  256.         </tr>

  257.       </table>

  258.   </td>

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

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

  261.   </tr>

  262. </table>

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

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

  265. <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>

  266. 

  267. </div>

  268. </div>

  269. <a class="anchor" id="aaa4ec01e40371d6f00c8ed7e8d8eafbc"></a>

  270. <div class="memitem">

  271. <div class="memproto">

  272. <table class="mlabels">

  273.   <tr>

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

  275.       <table class="memname">

  276.         <tr>

  277.           <td class="memname">void SdSpiCard::chipSelectHigh </td>

  278.           <td>(</td>

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

  280.           <td></td>

  281.         </tr>

  282.       </table>

  283.   </td>

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

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

  286.   </tr>

  287. </table>

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

  289. <p>Set the SD chip select pin high, send a dummy byte, and call SPI endTransaction.</p>

  290. <p>This function should only be called by programs doing raw I/O to the SD. </p>

  291. 

  292. </div>

  293. </div>

  294. <a class="anchor" id="a198e62163012a9380a75ca69669ef4ae"></a>

  295. <div class="memitem">

  296. <div class="memproto">

  297. <table class="mlabels">

  298.   <tr>

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

  300.       <table class="memname">

  301.         <tr>

  302.           <td class="memname">void SdSpiCard::chipSelectLow </td>

  303.           <td>(</td>

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

  305.           <td></td>

  306.         </tr>

  307.       </table>

  308.   </td>

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

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

  311.   </tr>

  312. </table>

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

  314. <p>Set the SD chip select pin low and call SPI beginTransaction.</p>

  315. <p>This function should only be called by programs doing raw I/O to the SD. </p>

  316. 

  317. </div>

  318. </div>

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

  320. <div class="memitem">

  321. <div class="memproto">

  322. <table class="mlabels">

  323.   <tr>

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

  325.       <table class="memname">

  326.         <tr>

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

  328.           <td>(</td>

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

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

  331.         </tr>

  332.         <tr>

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

  334.           <td></td>

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

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

  337.         </tr>

  338.         <tr>

  339.           <td></td>

  340.           <td>)</td>

  341.           <td></td><td></td>

  342.         </tr>

  343.       </table>

  344.   </td>

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

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

  347.   </tr>

  348. </table>

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

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

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

  352.   <table class="params">

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

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

  355.   </table>

  356.   </dd>

  357. </dl>

  358. <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>

  359. <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>

  360. 

  361. </div>

  362. </div>

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

  364. <div class="memitem">

  365. <div class="memproto">

  366. <table class="mlabels">

  367.   <tr>

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

  369.       <table class="memname">

  370.         <tr>

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

  372.           <td>(</td>

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

  374.           <td></td>

  375.         </tr>

  376.       </table>

  377.   </td>

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

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

  380.   </tr>

  381. </table>

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

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

  384. <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>

  385. 

  386. </div>

  387. </div>

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

  389. <div class="memitem">

  390. <div class="memproto">

  391. <table class="mlabels">

  392.   <tr>

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

  394.       <table class="memname">

  395.         <tr>

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

  397.           <td>(</td>

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

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

  400.           <td></td>

  401.         </tr>

  402.       </table>

  403.   </td>

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

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

  406.   </tr>

  407. </table>

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

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

  410.   <table class="params">

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

  412.   </table>

  413.   </dd>

  414. </dl>

  415. 

  416. </div>

  417. </div>

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

  419. <div class="memitem">

  420. <div class="memproto">

  421. <table class="mlabels">

  422.   <tr>

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

  424.       <table class="memname">

  425.         <tr>

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

  427.           <td>(</td>

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

  429.           <td> const</td>

  430.         </tr>

  431.       </table>

  432.   </td>

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

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

  435.   </tr>

  436. </table>

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

  438. <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>

  439. 

  440. </div>

  441. </div>

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

  443. <div class="memitem">

  444. <div class="memproto">

  445. <table class="mlabels">

  446.   <tr>

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

  448.       <table class="memname">

  449.         <tr>

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

  451.           <td>(</td>

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

  453.           <td> const</td>

  454.         </tr>

  455.       </table>

  456.   </td>

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

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

  459.   </tr>

  460. </table>

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

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

  463. 

  464. </div>

  465. </div>

  466. <a class="anchor" id="aa415ea708e5212a5b4154b7eb5c1a304"></a>

  467. <div class="memitem">

  468. <div class="memproto">

  469. <table class="mlabels">

  470.   <tr>

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

  472.       <table class="memname">

  473.         <tr>

  474.           <td class="memname">bool Sd2Card::init </td>

  475.           <td>(</td>

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

  477.           <td class="paramname"><em>sckDivisor</em> = <code>2</code>, </td>

  478.         </tr>

  479.         <tr>

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

  481.           <td></td>

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

  483.           <td class="paramname"><em>chipSelectPin</em> = <code>SS</code>&#160;</td>

  484.         </tr>

  485.         <tr>

  486.           <td></td>

  487.           <td>)</td>

  488.           <td></td><td></td>

  489.         </tr>

  490.       </table>

  491.   </td>

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

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

  494.   </tr>

  495. </table>

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

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

  498.   <table class="params">

  499.     <tr><td class="paramdir">[in]</td><td class="paramname">chipSelectPin</td><td>SD chip select pin. </td></tr>

  500.     <tr><td class="paramdir">[in]</td><td class="paramname">sckDivisor</td><td>SPI clock divisor. </td></tr>

  501.   </table>

  502.   </dd>

  503. </dl>

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

  505. 

  506. </div>

  507. </div>

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

  509. <div class="memitem">

  510. <div class="memproto">

  511. <table class="mlabels">

  512.   <tr>

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

  514.       <table class="memname">

  515.         <tr>

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

  517.           <td>(</td>

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

  519.           <td></td>

  520.         </tr>

  521.       </table>

  522.   </td>

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

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

  525.   </tr>

  526. </table>

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

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

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

  530. 

  531. </div>

  532. </div>

  533. <a class="anchor" id="a2973091eeab7b6ba528f6442bc5df36e"></a>

  534. <div class="memitem">

  535. <div class="memproto">

  536. <table class="mlabels">

  537.   <tr>

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

  539.       <table class="memname">

  540.         <tr>

  541.           <td class="memname">bool SdSpiCard::readBlock </td>

  542.           <td>(</td>

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

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

  545.         </tr>

  546.         <tr>

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

  548.           <td></td>

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

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

  551.         </tr>

  552.         <tr>

  553.           <td></td>

  554.           <td>)</td>

  555.           <td></td><td></td>

  556.         </tr>

  557.       </table>

  558.   </td>

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

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

  561.   </tr>

  562. </table>

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

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

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

  566.   <table class="params">

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

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

  569.   </table>

  570.   </dd>

  571. </dl>

  572. <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>

  573. 

  574. </div>

  575. </div>

  576. <a class="anchor" id="a5a7e12a5a076cc690885378932fa289f"></a>

  577. <div class="memitem">

  578. <div class="memproto">

  579. <table class="mlabels">

  580.   <tr>

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

  582.       <table class="memname">

  583.         <tr>

  584.           <td class="memname">bool SdSpiCard::readBlocks </td>

  585.           <td>(</td>

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

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

  588.         </tr>

  589.         <tr>

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

  591.           <td></td>

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

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

  594.         </tr>

  595.         <tr>

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

  597.           <td></td>

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

  599.           <td class="paramname"><em>count</em>&#160;</td>

  600.         </tr>

  601.         <tr>

  602.           <td></td>

  603.           <td>)</td>

  604.           <td></td><td></td>

  605.         </tr>

  606.       </table>

  607.   </td>

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

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

  610.   </tr>

  611. </table>

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

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

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

  615.   <table class="params">

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

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

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

  619.   </table>

  620.   </dd>

  621. </dl>

  622. <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>

  623. 

  624. </div>

  625. </div>

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

  627. <div class="memitem">

  628. <div class="memproto">

  629. <table class="mlabels">

  630.   <tr>

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

  632.       <table class="memname">

  633.         <tr>

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

  635.           <td>(</td>

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

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

  638.           <td></td>

  639.         </tr>

  640.       </table>

  641.   </td>

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

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

  644.   </tr>

  645. </table>

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

  647. <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>

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

  649.   <table class="params">

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

  651.   </table>

  652.   </dd>

  653. </dl>

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

  655. 

  656. </div>

  657. </div>

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

  659. <div class="memitem">

  660. <div class="memproto">

  661. <table class="mlabels">

  662.   <tr>

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

  664.       <table class="memname">

  665.         <tr>

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

  667.           <td>(</td>

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

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

  670.           <td></td>

  671.         </tr>

  672.       </table>

  673.   </td>

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

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

  676.   </tr>

  677. </table>

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

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

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

  681.   <table class="params">

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

  683.   </table>

  684.   </dd>

  685. </dl>

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

  687. 

  688. </div>

  689. </div>

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

  691. <div class="memitem">

  692. <div class="memproto">

  693. <table class="mlabels">

  694.   <tr>

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

  696.       <table class="memname">

  697.         <tr>

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

  699.           <td>(</td>

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

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

  702.           <td></td>

  703.         </tr>

  704.       </table>

  705.   </td>

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

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

  708.   </tr>

  709. </table>

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

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

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

  713.   <table class="params">

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

  715.   </table>

  716.   </dd>

  717. </dl>

  718. <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>

  719. 

  720. </div>

  721. </div>

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

  723. <div class="memitem">

  724. <div class="memproto">

  725. <table class="mlabels">

  726.   <tr>

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

  728.       <table class="memname">

  729.         <tr>

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

  731.           <td>(</td>

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

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

  734.           <td></td>

  735.         </tr>

  736.       </table>

  737.   </td>

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

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

  740.   </tr>

  741. </table>

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

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

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

  745.   <table class="params">

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

  747.   </table>

  748.   </dd>

  749. </dl>

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

  751. 

  752. </div>

  753. </div>

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

  755. <div class="memitem">

  756. <div class="memproto">

  757. <table class="mlabels">

  758.   <tr>

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

  760.       <table class="memname">

  761.         <tr>

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

  763.           <td>(</td>

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

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

  766.           <td></td>

  767.         </tr>

  768.       </table>

  769.   </td>

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

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

  772.   </tr>

  773. </table>

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

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

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

  777.   <table class="params">

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

  779.   </table>

  780.   </dd>

  781. </dl>

  782. <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>

  783. <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>

  784. 

  785. </div>

  786. </div>

  787. <a class="anchor" id="afdac7c399fa1ba3f904cf503526e007e"></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">bool SdSpiCard::readStop </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>End a read multiple blocks sequence.</p>

  808. <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>

  809. 

  810. </div>

  811. </div>

  812. <a class="anchor" id="a0c2acfc8cdde3d35245b34018efcc6c7"></a>

  813. <div class="memitem">

  814. <div class="memproto">

  815. <table class="mlabels">

  816.   <tr>

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

  818.       <table class="memname">

  819.         <tr>

  820.           <td class="memname">uint8_t SdSpiCard::sckDivisor </td>

  821.           <td>(</td>

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

  823.           <td></td>

  824.         </tr>

  825.       </table>

  826.   </td>

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

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

  829.   </tr>

  830. </table>

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

  832. <p>Return SCK divisor.</p>

  833. <dl class="section return"><dt>Returns</dt><dd>Requested SCK divisor. </dd></dl>

  834. 

  835. </div>

  836. </div>

  837. <a class="anchor" id="a3925d9021c378be9c025b2ae14501d6c"></a>

  838. <div class="memitem">

  839. <div class="memproto">

  840. <table class="mlabels">

  841.   <tr>

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

  843.       <table class="memname">

  844.         <tr>

  845.           <td class="memname">bool SdSpiCard::selected </td>

  846.           <td>(</td>

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

  848.           <td></td>

  849.         </tr>

  850.       </table>

  851.   </td>

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

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

  854.   </tr>

  855. </table>

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

  857. <dl class="section return"><dt>Returns</dt><dd>the SD chip select status, true if slected else false. </dd></dl>

  858. 

  859. </div>

  860. </div>

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

  862. <div class="memitem">

  863. <div class="memproto">

  864. <table class="mlabels">

  865.   <tr>

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

  867.       <table class="memname">

  868.         <tr>

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

  870.           <td>(</td>

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

  872.           <td> const</td>

  873.         </tr>

  874.       </table>

  875.   </td>

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

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

  878.   </tr>

  879. </table>

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

  881. <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>

  882. 

  883. </div>

  884. </div>

  885. <a class="anchor" id="acdf8c7fe62ab091971cd546c00714cee"></a>

  886. <div class="memitem">

  887. <div class="memproto">

  888. <table class="mlabels">

  889.   <tr>

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

  891.       <table class="memname">

  892.         <tr>

  893.           <td class="memname">bool SdSpiCard::writeBlock </td>

  894.           <td>(</td>

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

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

  897.         </tr>

  898.         <tr>

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

  900.           <td></td>

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

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

  903.         </tr>

  904.         <tr>

  905.           <td></td>

  906.           <td>)</td>

  907.           <td></td><td></td>

  908.         </tr>

  909.       </table>

  910.   </td>

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

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

  913.   </tr>

  914. </table>

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

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

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

  918.   <table class="params">

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

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

  921.   </table>

  922.   </dd>

  923. </dl>

  924. <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>

  925. 

  926. </div>

  927. </div>

  928. <a class="anchor" id="aa5ca6901525dce4b1bc1f94a95441d88"></a>

  929. <div class="memitem">

  930. <div class="memproto">

  931. <table class="mlabels">

  932.   <tr>

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

  934.       <table class="memname">

  935.         <tr>

  936.           <td class="memname">bool SdSpiCard::writeBlocks </td>

  937.           <td>(</td>

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

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

  940.         </tr>

  941.         <tr>

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

  943.           <td></td>

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

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

  946.         </tr>

  947.         <tr>

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

  949.           <td></td>

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

  951.           <td class="paramname"><em>count</em>&#160;</td>

  952.         </tr>

  953.         <tr>

  954.           <td></td>

  955.           <td>)</td>

  956.           <td></td><td></td>

  957.         </tr>

  958.       </table>

  959.   </td>

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

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

  962.   </tr>

  963. </table>

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

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

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

  967.   <table class="params">

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

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

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

  971.   </table>

  972.   </dd>

  973. </dl>

  974. <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>

  975. 

  976. </div>

  977. </div>

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

  979. <div class="memitem">

  980. <div class="memproto">

  981. <table class="mlabels">

  982.   <tr>

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

  984.       <table class="memname">

  985.         <tr>

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

  987.           <td>(</td>

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

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

  990.           <td></td>

  991.         </tr>

  992.       </table>

  993.   </td>

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

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

  996.   </tr>

  997. </table>

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

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

  1000.   <table class="params">

  1001.     <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>Pointer to the location of the data to be written. </td></tr>

  1002.   </table>

  1003.   </dd>

  1004. </dl>

  1005. <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>

  1006. 

  1007. </div>

  1008. </div>

  1009. <a class="anchor" id="a8bf0dc991308dcd2a7427bad89a9e2ba"></a>

  1010. <div class="memitem">

  1011. <div class="memproto">

  1012. <table class="mlabels">

  1013.   <tr>

  1014.   <td class="mlabels-left">

  1015.       <table class="memname">

  1016.         <tr>

  1017.           <td class="memname">bool SdSpiCard::writeStart </td>

  1018.           <td>(</td>

  1019.           <td class="paramtype">uint32_t&#160;</td>

  1020.           <td class="paramname"><em>blockNumber</em>, </td>

  1021.         </tr>

  1022.         <tr>

  1023.           <td class="paramkey"></td>

  1024.           <td></td>

  1025.           <td class="paramtype">uint32_t&#160;</td>

  1026.           <td class="paramname"><em>eraseCount</em>&#160;</td>

  1027.         </tr>

  1028.         <tr>

  1029.           <td></td>

  1030.           <td>)</td>

  1031.           <td></td><td></td>

  1032.         </tr>

  1033.       </table>

  1034.   </td>

  1035.   <td class="mlabels-right">

  1036. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  1037.   </tr>

  1038. </table>

  1039. </div><div class="memdoc">

  1040. <p>Start a write multiple blocks sequence.</p>

  1041. <dl class="params"><dt>Parameters</dt><dd>

  1042.   <table class="params">

  1043.     <tr><td class="paramdir">[in]</td><td class="paramname">blockNumber</td><td>Address of first block in sequence. </td></tr>

  1044.     <tr><td class="paramdir">[in]</td><td class="paramname">eraseCount</td><td>The number of blocks to be pre-erased.</td></tr>

  1045.   </table>

  1046.   </dd>

  1047. </dl>

  1048. <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>

  1049. <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>

  1050. 

  1051. </div>

  1052. </div>

  1053. <a class="anchor" id="aef9154785a4de5560fb807e4f9316fb0"></a>

  1054. <div class="memitem">

  1055. <div class="memproto">

  1056. <table class="mlabels">

  1057.   <tr>

  1058.   <td class="mlabels-left">

  1059.       <table class="memname">

  1060.         <tr>

  1061.           <td class="memname">bool SdSpiCard::writeStop </td>

  1062.           <td>(</td>

  1063.           <td class="paramname"></td><td>)</td>

  1064.           <td></td>

  1065.         </tr>

  1066.       </table>

  1067.   </td>

  1068.   <td class="mlabels-right">

  1069. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>

  1070.   </tr>

  1071. </table>

  1072. </div><div class="memdoc">

  1073. <p>End a write multiple blocks sequence.</p>

  1074. <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>

  1075. 

  1076. </div>

  1077. </div>

  1078. <hr/>The documentation for this class was generated from the following file:<ul>

  1079. <li>Arduino/libraries/SdFat/src/SdSpiCard/<a class="el" href="_sd_spi_card_8h.html">SdSpiCard.h</a></li>

  1080. </ul>

  1081. </div><!-- contents -->

  1082. <!-- start footer part -->

  1083. <hr class="footer"/><address class="footer"><small>

  1084. Generated on Fri Feb 12 2016 13:43:49 for SdFat by &#160;<a href="http://www.doxygen.org/index.html">

  1085. <img class="footer" src="doxygen.png" alt="doxygen"/>

  1086. </a> 1.8.10

  1087. </small></address>

  1088. </body>

  1089. </html>