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  8. <title>SdFat: Sd2Card Class Reference</title>
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  65. <a href="#pub-methods">Public Member Functions</a> &#124;
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  66. <a href="class_sd2_card-members.html">List of all members</a>  </div>
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  68. <div class="title">Sd2Card Class Reference</div>  </div>
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  71. 

  72. <p>Raw access to SD and SDHC card using default SPI library.  
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  73.  <a href="class_sd2_card.html#details">More...</a></p>
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  74. 

  75. <p><code>#include &lt;SdFat.h&gt;</code></p>
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  77. Inheritance diagram for Sd2Card:</div>
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  85. Collaboration diagram for Sd2Card:</div>
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  86. <div class="dyncontent">
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  92. <table class="memberdecls">
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  93. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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  94. Public Member Functions</h2></td></tr>
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  95. <tr class="memitem:a824cd60ef8ac2b06262597d6f30a4ea7"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a824cd60ef8ac2b06262597d6f30a4ea7">begin</a> (SdSpiDriver *spi, uint8_t csPin, SPISettings spiSettings)</td></tr>
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  96. <tr class="separator:a824cd60ef8ac2b06262597d6f30a4ea7"><td class="memSeparator" colspan="2">&#160;</td></tr>
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  97. <tr class="memitem:a8506e1a2d7c4d8ec3f26e8b62ea81cd7"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd2_card.html#a8506e1a2d7c4d8ec3f26e8b62ea81cd7">begin</a> (uint8_t csPin=SS, SPISettings settings=SD_SCK_MHZ(50))</td></tr>
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  99. <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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  101. <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>
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  103. <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>
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  105. <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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  107. <tr class="memitem:a4c736fb8d6d9d734d5e262875c74f054"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a4c736fb8d6d9d734d5e262875c74f054">errorCode</a> () const</td></tr>
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  109. <tr class="memitem:a10bb2f65b1ca85ad14de19e61a283262"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a10bb2f65b1ca85ad14de19e61a283262">errorData</a> () const</td></tr>
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  111. <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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  113. <tr class="memitem:a4393634a82c6683ee94d1fefe0be332a"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a4393634a82c6683ee94d1fefe0be332a">readBlock</a> (uint32_t lba, uint8_t *dst)</td></tr>
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  129. <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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  133. <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>
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    135. 

  135. <tr class="memitem:a1b6d5f412c4ad75c2f575ca75c56c095"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a1b6d5f412c4ad75c2f575ca75c56c095">syncBlocks</a> ()</td></tr>
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  136. <tr class="separator:a1b6d5f412c4ad75c2f575ca75c56c095"><td class="memSeparator" colspan="2">&#160;</td></tr>
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  137. <tr class="memitem:a48f1e3f107d7242518bdfed78acb46bc"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a48f1e3f107d7242518bdfed78acb46bc">type</a> () const</td></tr>
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  139. <tr class="memitem:a03a0bdb0f37a88076f24a2133cf5b4ed"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a03a0bdb0f37a88076f24a2133cf5b4ed">writeBlock</a> (uint32_t lba, const uint8_t *src)</td></tr>
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  141. <tr class="memitem:a181d96fe44891b7caabcd47dd29ac913"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi_card.html#a181d96fe44891b7caabcd47dd29ac913">writeBlocks</a> (uint32_t lba, const uint8_t *src, size_t nb)</td></tr>
    142. 

  142. <tr class="separator:a181d96fe44891b7caabcd47dd29ac913"><td class="memSeparator" colspan="2">&#160;</td></tr>
    143. 

  143. <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>
    144. 

  144. <tr class="separator:a9495c0b148eb380358bb4a9721c0dffa"><td class="memSeparator" colspan="2">&#160;</td></tr>
    145. 

  145. <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>
    146. 

  146. <tr class="separator:a56d4750a5d2f693943eec985cb61ffe2"><td class="memSeparator" colspan="2">&#160;</td></tr>
    147. 

  147. <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>
    148. 

  148. <tr class="separator:a8bf0dc991308dcd2a7427bad89a9e2ba"><td class="memSeparator" colspan="2">&#160;</td></tr>
    149. 

  149. <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>
    150. 

  150. <tr class="separator:aef9154785a4de5560fb807e4f9316fb0"><td class="memSeparator" colspan="2">&#160;</td></tr>
    151. 

  151. </table>
    152. 

  152. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
    153. 

  153. <div class="textblock"><p>Raw access to SD and SDHC card using default SPI library. </p>
    154. 

  154. </div><h2 class="groupheader">Member Function Documentation</h2>
    155. 

  155. <a id="a824cd60ef8ac2b06262597d6f30a4ea7"></a>
    156. 

  156. <h2 class="memtitle"><span class="permalink"><a href="#a824cd60ef8ac2b06262597d6f30a4ea7">&#9670;&nbsp;</a></span>begin() <span class="overload">[1/2]</span></h2>
    157. 

  157. 

  158. <div class="memitem">
    159. 

  159. <div class="memproto">
    160. 

  160. <table class="mlabels">
    161. 

  161.   <tr>
    162. 

  162.   <td class="mlabels-left">
    163. 

  163.       <table class="memname">
    164. 

  164.         <tr>
    165. 

  165.           <td class="memname">bool SdSpiCard::begin </td>
    166. 

  166.           <td>(</td>
    167. 

  167.           <td class="paramtype">SdSpiDriver *&#160;</td>
    168. 

  168.           <td class="paramname"><em>spi</em>, </td>
    169. 

  169.         </tr>
    170. 

  170.         <tr>
    171. 

  171.           <td class="paramkey"></td>
    172. 

  172.           <td></td>
    173. 

  173.           <td class="paramtype">uint8_t&#160;</td>
    174. 

  174.           <td class="paramname"><em>csPin</em>, </td>
    175. 

  175.         </tr>
    176. 

  176.         <tr>
    177. 

  177.           <td class="paramkey"></td>
    178. 

  178.           <td></td>
    179. 

  179.           <td class="paramtype">SPISettings&#160;</td>
    180. 

  180.           <td class="paramname"><em>spiSettings</em>&#160;</td>
    181. 

  181.         </tr>
    182. 

  182.         <tr>
    183. 

  183.           <td></td>
    184. 

  184.           <td>)</td>
    185. 

  185.           <td></td><td></td>
    186. 

  186.         </tr>
    187. 

  187.       </table>
    188. 

  188.   </td>
    189. 

  189.   <td class="mlabels-right">
    190. 

  190. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    191. 

  191.   </tr>
    192. 

  192. </table>
    193. 

  193. </div><div class="memdoc">
    194. 

  194. <p>Initialize the SD card. </p><dl class="params"><dt>Parameters</dt><dd>
    195. 

  195.   <table class="params">
    196. 

  196.     <tr><td class="paramdir">[in]</td><td class="paramname">spi</td><td>SPI driver for card. </td></tr>
    197. 

  197.     <tr><td class="paramdir">[in]</td><td class="paramname">csPin</td><td>card chip select pin. </td></tr>
    198. 

  198.     <tr><td class="paramdir">[in]</td><td class="paramname">spiSettings</td><td>SPI speed, mode, and bit order. </td></tr>
    199. 

  199.   </table>
    200. 

  200.   </dd>
    201. 

  201. </dl>
    202. 

  202. <dl class="section return"><dt>Returns</dt><dd>true for success else false. </dd></dl>
    203. 

  203. 

  204. </div>
    205. 

  205. </div>
    206. 

  206. <a id="a8506e1a2d7c4d8ec3f26e8b62ea81cd7"></a>
    207. 

  207. <h2 class="memtitle"><span class="permalink"><a href="#a8506e1a2d7c4d8ec3f26e8b62ea81cd7">&#9670;&nbsp;</a></span>begin() <span class="overload">[2/2]</span></h2>
    208. 

  208. 

  209. <div class="memitem">
    210. 

  210. <div class="memproto">
    211. 

  211. <table class="mlabels">
    212. 

  212.   <tr>
    213. 

  213.   <td class="mlabels-left">
    214. 

  214.       <table class="memname">
    215. 

  215.         <tr>
    216. 

  216.           <td class="memname">bool Sd2Card::begin </td>
    217. 

  217.           <td>(</td>
    218. 

  218.           <td class="paramtype">uint8_t&#160;</td>
    219. 

  219.           <td class="paramname"><em>csPin</em> = <code>SS</code>, </td>
    220. 

  220.         </tr>
    221. 

  221.         <tr>
    222. 

  222.           <td class="paramkey"></td>
    223. 

  223.           <td></td>
    224. 

  224.           <td class="paramtype">SPISettings&#160;</td>
    225. 

  225.           <td class="paramname"><em>settings</em> = <code>SD_SCK_MHZ(50)</code>&#160;</td>
    226. 

  226.         </tr>
    227. 

  227.         <tr>
    228. 

  228.           <td></td>
    229. 

  229.           <td>)</td>
    230. 

  230.           <td></td><td></td>
    231. 

  231.         </tr>
    232. 

  232.       </table>
    233. 

  233.   </td>
    234. 

  234.   <td class="mlabels-right">
    235. 

  235. <span class="mlabels"><span class="mlabel">inline</span></span>  </td>
    236. 

  236.   </tr>
    237. 

  237. </table>
    238. 

  238. </div><div class="memdoc">
    239. 

  239. <p>Initialize the SD card. </p><dl class="params"><dt>Parameters</dt><dd>
    240. 

  240.   <table class="params">
    241. 

  241.     <tr><td class="paramdir">[in]</td><td class="paramname">csPin</td><td>SD chip select pin. </td></tr>
    242. 

  242.     <tr><td class="paramdir">[in]</td><td class="paramname">settings</td><td>SPI speed, mode, and bit order. </td></tr>
    243. 

  243.   </table>
    244. 

  244.   </dd>
    245. 

  245. </dl>
    246. 

  246. <dl class="section return"><dt>Returns</dt><dd>true for success else false. </dd></dl>
    247. 

  247. 

  248. </div>
    249. 

  249. </div>
    250. 

  250. <a id="afca8bd6b7e465bf9c475ba375c4deec8"></a>
    251. 

  251. <h2 class="memtitle"><span class="permalink"><a href="#afca8bd6b7e465bf9c475ba375c4deec8">&#9670;&nbsp;</a></span>cardSize()</h2>
    252. 

  252. 

  253. <div class="memitem">
    254. 

  254. <div class="memproto">
    255. 

  255. <table class="mlabels">
    256. 

  256.   <tr>
    257. 

  257.   <td class="mlabels-left">
    258. 

  258.       <table class="memname">
    259. 

  259.         <tr>
    260. 

  260.           <td class="memname">uint32_t SdSpiCard::cardSize </td>
    261. 

  261.           <td>(</td>
    262. 

  262.           <td class="paramname"></td><td>)</td>
    263. 

  263.           <td></td>
    264. 

  264.         </tr>
    265. 

  265.       </table>
    266. 

  266.   </td>
    267. 

  267.   <td class="mlabels-right">
    268. 

  268. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    269. 

  269.   </tr>
    270. 

  270. </table>
    271. 

  271. </div><div class="memdoc">
    272. 

  272. <p>Determine the size of an SD flash memory card.</p>
    273. 

  273. <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>
    274. 

  274. 

  275. </div>
    276. 

  276. </div>
    277. 

  277. <a id="a1caa13d19df6596b2c0dd62365c75362"></a>
    278. 

  278. <h2 class="memtitle"><span class="permalink"><a href="#a1caa13d19df6596b2c0dd62365c75362">&#9670;&nbsp;</a></span>erase()</h2>
    279. 

  279. 

  280. <div class="memitem">
    281. 

  281. <div class="memproto">
    282. 

  282. <table class="mlabels">
    283. 

  283.   <tr>
    284. 

  284.   <td class="mlabels-left">
    285. 

  285.       <table class="memname">
    286. 

  286.         <tr>
    287. 

  287.           <td class="memname">bool SdSpiCard::erase </td>
    288. 

  288.           <td>(</td>
    289. 

  289.           <td class="paramtype">uint32_t&#160;</td>
    290. 

  290.           <td class="paramname"><em>firstBlock</em>, </td>
    291. 

  291.         </tr>
    292. 

  292.         <tr>
    293. 

  293.           <td class="paramkey"></td>
    294. 

  294.           <td></td>
    295. 

  295.           <td class="paramtype">uint32_t&#160;</td>
    296. 

  296.           <td class="paramname"><em>lastBlock</em>&#160;</td>
    297. 

  297.         </tr>
    298. 

  298.         <tr>
    299. 

  299.           <td></td>
    300. 

  300.           <td>)</td>
    301. 

  301.           <td></td><td></td>
    302. 

  302.         </tr>
    303. 

  303.       </table>
    304. 

  304.   </td>
    305. 

  305.   <td class="mlabels-right">
    306. 

  306. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    307. 

  307.   </tr>
    308. 

  308. </table>
    309. 

  309. </div><div class="memdoc">
    310. 

  310. <p>Erase a range of blocks.</p>
    311. 

  311. <dl class="params"><dt>Parameters</dt><dd>
    312. 

  312.   <table class="params">
    313. 

  313.     <tr><td class="paramdir">[in]</td><td class="paramname">firstBlock</td><td>The address of the first block in the range. </td></tr>
    314. 

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

  315.   </table>
    316. 

  316.   </dd>
    317. 

  317. </dl>
    318. 

  318. <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>
    319. 

  319. <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>
    320. 

  320. 

  321. </div>
    322. 

  322. </div>
    323. 

  323. <a id="aed4591884254c9f58daa8738d7c1ccdd"></a>
    324. 

  324. <h2 class="memtitle"><span class="permalink"><a href="#aed4591884254c9f58daa8738d7c1ccdd">&#9670;&nbsp;</a></span>eraseSingleBlockEnable()</h2>
    325. 

  325. 

  326. <div class="memitem">
    327. 

  327. <div class="memproto">
    328. 

  328. <table class="mlabels">
    329. 

  329.   <tr>
    330. 

  330.   <td class="mlabels-left">
    331. 

  331.       <table class="memname">
    332. 

  332.         <tr>
    333. 

  333.           <td class="memname">bool SdSpiCard::eraseSingleBlockEnable </td>
    334. 

  334.           <td>(</td>
    335. 

  335.           <td class="paramname"></td><td>)</td>
    336. 

  336.           <td></td>
    337. 

  337.         </tr>
    338. 

  338.       </table>
    339. 

  339.   </td>
    340. 

  340.   <td class="mlabels-right">
    341. 

  341. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    342. 

  342.   </tr>
    343. 

  343. </table>
    344. 

  344. </div><div class="memdoc">
    345. 

  345. <p>Determine if card supports single block erase.</p>
    346. 

  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. 

  347. 

  348. </div>
    349. 

  349. </div>
    350. 

  350. <a id="aa12ad53111abcb187d3c6119a3a77592"></a>
    351. 

  351. <h2 class="memtitle"><span class="permalink"><a href="#aa12ad53111abcb187d3c6119a3a77592">&#9670;&nbsp;</a></span>error()</h2>
    352. 

  352. 

  353. <div class="memitem">
    354. 

  354. <div class="memproto">
    355. 

  355. <table class="mlabels">
    356. 

  356.   <tr>
    357. 

  357.   <td class="mlabels-left">
    358. 

  358.       <table class="memname">
    359. 

  359.         <tr>
    360. 

  360.           <td class="memname">void SdSpiCard::error </td>
    361. 

  361.           <td>(</td>
    362. 

  362.           <td class="paramtype">uint8_t&#160;</td>
    363. 

  363.           <td class="paramname"><em>code</em></td><td>)</td>
    364. 

  364.           <td></td>
    365. 

  365.         </tr>
    366. 

  366.       </table>
    367. 

  367.   </td>
    368. 

  368.   <td class="mlabels-right">
    369. 

  369. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>
    370. 

  370.   </tr>
    371. 

  371. </table>
    372. 

  372. </div><div class="memdoc">
    373. 

  373. <p>Set SD error code. </p><dl class="params"><dt>Parameters</dt><dd>
    374. 

  374.   <table class="params">
    375. 

  375.     <tr><td class="paramdir">[in]</td><td class="paramname">code</td><td>value for error code. </td></tr>
    376. 

  376.   </table>
    377. 

  377.   </dd>
    378. 

  378. </dl>
    379. 

  379. 

  380. </div>
    381. 

  381. </div>
    382. 

  382. <a id="a4c736fb8d6d9d734d5e262875c74f054"></a>
    383. 

  383. <h2 class="memtitle"><span class="permalink"><a href="#a4c736fb8d6d9d734d5e262875c74f054">&#9670;&nbsp;</a></span>errorCode()</h2>
    384. 

  384. 

  385. <div class="memitem">
    386. 

  386. <div class="memproto">
    387. 

  387. <table class="mlabels">
    388. 

  388.   <tr>
    389. 

  389.   <td class="mlabels-left">
    390. 

  390.       <table class="memname">
    391. 

  391.         <tr>
    392. 

  392.           <td class="memname">int SdSpiCard::errorCode </td>
    393. 

  393.           <td>(</td>
    394. 

  394.           <td class="paramname"></td><td>)</td>
    395. 

  395.           <td> const</td>
    396. 

  396.         </tr>
    397. 

  397.       </table>
    398. 

  398.   </td>
    399. 

  399.   <td class="mlabels-right">
    400. 

  400. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>
    401. 

  401.   </tr>
    402. 

  402. </table>
    403. 

  403. </div><div class="memdoc">
    404. 

  404. <dl class="section return"><dt>Returns</dt><dd>code for the last error. See SdInfo.h for a list of error codes. </dd></dl>
    405. 

  405. 

  406. </div>
    407. 

  407. </div>
    408. 

  408. <a id="a10bb2f65b1ca85ad14de19e61a283262"></a>
    409. 

  409. <h2 class="memtitle"><span class="permalink"><a href="#a10bb2f65b1ca85ad14de19e61a283262">&#9670;&nbsp;</a></span>errorData()</h2>
    410. 

  410. 

  411. <div class="memitem">
    412. 

  412. <div class="memproto">
    413. 

  413. <table class="mlabels">
    414. 

  414.   <tr>
    415. 

  415.   <td class="mlabels-left">
    416. 

  416.       <table class="memname">
    417. 

  417.         <tr>
    418. 

  418.           <td class="memname">int SdSpiCard::errorData </td>
    419. 

  419.           <td>(</td>
    420. 

  420.           <td class="paramname"></td><td>)</td>
    421. 

  421.           <td> const</td>
    422. 

  422.         </tr>
    423. 

  423.       </table>
    424. 

  424.   </td>
    425. 

  425.   <td class="mlabels-right">
    426. 

  426. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>
    427. 

  427.   </tr>
    428. 

  428. </table>
    429. 

  429. </div><div class="memdoc">
    430. 

  430. <dl class="section return"><dt>Returns</dt><dd>error data for last error. </dd></dl>
    431. 

  431. 

  432. </div>
    433. 

  433. </div>
    434. 

  434. <a id="aa3cb9139dbc1e6596c6717da2b486328"></a>
    435. 

  435. <h2 class="memtitle"><span class="permalink"><a href="#aa3cb9139dbc1e6596c6717da2b486328">&#9670;&nbsp;</a></span>isBusy()</h2>
    436. 

  436. 

  437. <div class="memitem">
    438. 

  438. <div class="memproto">
    439. 

  439. <table class="mlabels">
    440. 

  440.   <tr>
    441. 

  441.   <td class="mlabels-left">
    442. 

  442.       <table class="memname">
    443. 

  443.         <tr>
    444. 

  444.           <td class="memname">bool SdSpiCard::isBusy </td>
    445. 

  445.           <td>(</td>
    446. 

  446.           <td class="paramname"></td><td>)</td>
    447. 

  447.           <td></td>
    448. 

  448.         </tr>
    449. 

  449.       </table>
    450. 

  450.   </td>
    451. 

  451.   <td class="mlabels-right">
    452. 

  452. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    453. 

  453.   </tr>
    454. 

  454. </table>
    455. 

  455. </div><div class="memdoc">
    456. 

  456. <p>Check for busy. MISO low indicates the card is busy.</p>
    457. 

  457. <dl class="section return"><dt>Returns</dt><dd>true if busy else false. </dd></dl>
    458. 

  458. 

  459. </div>
    460. 

  460. </div>
    461. 

  461. <a id="a4393634a82c6683ee94d1fefe0be332a"></a>
    462. 

  462. <h2 class="memtitle"><span class="permalink"><a href="#a4393634a82c6683ee94d1fefe0be332a">&#9670;&nbsp;</a></span>readBlock()</h2>
    463. 

  463. 

  464. <div class="memitem">
    465. 

  465. <div class="memproto">
    466. 

  466. <table class="mlabels">
    467. 

  467.   <tr>
    468. 

  468.   <td class="mlabels-left">
    469. 

  469.       <table class="memname">
    470. 

  470.         <tr>
    471. 

  471.           <td class="memname">bool SdSpiCard::readBlock </td>
    472. 

  472.           <td>(</td>
    473. 

  473.           <td class="paramtype">uint32_t&#160;</td>
    474. 

  474.           <td class="paramname"><em>lba</em>, </td>
    475. 

  475.         </tr>
    476. 

  476.         <tr>
    477. 

  477.           <td class="paramkey"></td>
    478. 

  478.           <td></td>
    479. 

  479.           <td class="paramtype">uint8_t *&#160;</td>
    480. 

  480.           <td class="paramname"><em>dst</em>&#160;</td>
    481. 

  481.         </tr>
    482. 

  482.         <tr>
    483. 

  483.           <td></td>
    484. 

  484.           <td>)</td>
    485. 

  485.           <td></td><td></td>
    486. 

  486.         </tr>
    487. 

  487.       </table>
    488. 

  488.   </td>
    489. 

  489.   <td class="mlabels-right">
    490. 

  490. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    491. 

  491.   </tr>
    492. 

  492. </table>
    493. 

  493. </div><div class="memdoc">
    494. 

  494. <p>Read a 512 byte block from an SD card.</p>
    495. 

  495. <dl class="params"><dt>Parameters</dt><dd>
    496. 

  496.   <table class="params">
    497. 

  497.     <tr><td class="paramdir">[in]</td><td class="paramname">lba</td><td>Logical block to be read. </td></tr>
    498. 

  498.     <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Pointer to the location that will receive the data. </td></tr>
    499. 

  499.   </table>
    500. 

  500.   </dd>
    501. 

  501. </dl>
    502. 

  502. <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>
    503. 

  503. 

  504. </div>
    505. 

  505. </div>
    506. 

  506. <a id="ac630f77c3137923b47c1bd12a9bbfadf"></a>
    507. 

  507. <h2 class="memtitle"><span class="permalink"><a href="#ac630f77c3137923b47c1bd12a9bbfadf">&#9670;&nbsp;</a></span>readBlocks()</h2>
    508. 

  508. 

  509. <div class="memitem">
    510. 

  510. <div class="memproto">
    511. 

  511. <table class="mlabels">
    512. 

  512.   <tr>
    513. 

  513.   <td class="mlabels-left">
    514. 

  514.       <table class="memname">
    515. 

  515.         <tr>
    516. 

  516.           <td class="memname">bool SdSpiCard::readBlocks </td>
    517. 

  517.           <td>(</td>
    518. 

  518.           <td class="paramtype">uint32_t&#160;</td>
    519. 

  519.           <td class="paramname"><em>lba</em>, </td>
    520. 

  520.         </tr>
    521. 

  521.         <tr>
    522. 

  522.           <td class="paramkey"></td>
    523. 

  523.           <td></td>
    524. 

  524.           <td class="paramtype">uint8_t *&#160;</td>
    525. 

  525.           <td class="paramname"><em>dst</em>, </td>
    526. 

  526.         </tr>
    527. 

  527.         <tr>
    528. 

  528.           <td class="paramkey"></td>
    529. 

  529.           <td></td>
    530. 

  530.           <td class="paramtype">size_t&#160;</td>
    531. 

  531.           <td class="paramname"><em>nb</em>&#160;</td>
    532. 

  532.         </tr>
    533. 

  533.         <tr>
    534. 

  534.           <td></td>
    535. 

  535.           <td>)</td>
    536. 

  536.           <td></td><td></td>
    537. 

  537.         </tr>
    538. 

  538.       </table>
    539. 

  539.   </td>
    540. 

  540.   <td class="mlabels-right">
    541. 

  541. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    542. 

  542.   </tr>
    543. 

  543. </table>
    544. 

  544. </div><div class="memdoc">
    545. 

  545. <p>Read multiple 512 byte blocks from an SD card.</p>
    546. 

  546. <dl class="params"><dt>Parameters</dt><dd>
    547. 

  547.   <table class="params">
    548. 

  548.     <tr><td class="paramdir">[in]</td><td class="paramname">lba</td><td>Logical block to be read. </td></tr>
    549. 

  549.     <tr><td class="paramdir">[in]</td><td class="paramname">nb</td><td>Number of blocks to be read. </td></tr>
    550. 

  550.     <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Pointer to the location that will receive the data. </td></tr>
    551. 

  551.   </table>
    552. 

  552.   </dd>
    553. 

  553. </dl>
    554. 

  554. <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>
    555. 

  555. 

  556. </div>
    557. 

  557. </div>
    558. 

  558. <a id="aa073dc42828164883db1b9faeff909ea"></a>
    559. 

  559. <h2 class="memtitle"><span class="permalink"><a href="#aa073dc42828164883db1b9faeff909ea">&#9670;&nbsp;</a></span>readCID()</h2>
    560. 

  560. 

  561. <div class="memitem">
    562. 

  562. <div class="memproto">
    563. 

  563. <table class="mlabels">
    564. 

  564.   <tr>
    565. 

  565.   <td class="mlabels-left">
    566. 

  566.       <table class="memname">
    567. 

  567.         <tr>
    568. 

  568.           <td class="memname">bool SdSpiCard::readCID </td>
    569. 

  569.           <td>(</td>
    570. 

  570.           <td class="paramtype">cid_t *&#160;</td>
    571. 

  571.           <td class="paramname"><em>cid</em></td><td>)</td>
    572. 

  572.           <td></td>
    573. 

  573.         </tr>
    574. 

  574.       </table>
    575. 

  575.   </td>
    576. 

  576.   <td class="mlabels-right">
    577. 

  577. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>
    578. 

  578.   </tr>
    579. 

  579. </table>
    580. 

  580. </div><div class="memdoc">
    581. 

  581. <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>
    582. 

  582. <dl class="params"><dt>Parameters</dt><dd>
    583. 

  583.   <table class="params">
    584. 

  584.     <tr><td class="paramdir">[out]</td><td class="paramname">cid</td><td>pointer to area for returned data.</td></tr>
    585. 

  585.   </table>
    586. 

  586.   </dd>
    587. 

  587. </dl>
    588. 

  588. <dl class="section return"><dt>Returns</dt><dd>true for success or false for failure. </dd></dl>
    589. 

  589. 

  590. </div>
    591. 

  591. </div>
    592. 

  592. <a id="a9fbea9525e70f6e3602fe5153a5a1290"></a>
    593. 

  593. <h2 class="memtitle"><span class="permalink"><a href="#a9fbea9525e70f6e3602fe5153a5a1290">&#9670;&nbsp;</a></span>readCSD()</h2>
    594. 

  594. 

  595. <div class="memitem">
    596. 

  596. <div class="memproto">
    597. 

  597. <table class="mlabels">
    598. 

  598.   <tr>
    599. 

  599.   <td class="mlabels-left">
    600. 

  600.       <table class="memname">
    601. 

  601.         <tr>
    602. 

  602.           <td class="memname">bool SdSpiCard::readCSD </td>
    603. 

  603.           <td>(</td>
    604. 

  604.           <td class="paramtype">csd_t *&#160;</td>
    605. 

  605.           <td class="paramname"><em>csd</em></td><td>)</td>
    606. 

  606.           <td></td>
    607. 

  607.         </tr>
    608. 

  608.       </table>
    609. 

  609.   </td>
    610. 

  610.   <td class="mlabels-right">
    611. 

  611. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>
    612. 

  612.   </tr>
    613. 

  613. </table>
    614. 

  614. </div><div class="memdoc">
    615. 

  615. <p>Read a card's CSD register. The CSD contains Card-Specific Data that provides information regarding access to the card's contents.</p>
    616. 

  616. <dl class="params"><dt>Parameters</dt><dd>
    617. 

  617.   <table class="params">
    618. 

  618.     <tr><td class="paramdir">[out]</td><td class="paramname">csd</td><td>pointer to area for returned data.</td></tr>
    619. 

  619.   </table>
    620. 

  620.   </dd>
    621. 

  621. </dl>
    622. 

  622. <dl class="section return"><dt>Returns</dt><dd>true for success or false for failure. </dd></dl>
    623. 

  623. 

  624. </div>
    625. 

  625. </div>
    626. 

  626. <a id="a3a1d1b4b4ceb42fcd41aaf6649482770"></a>
    627. 

  627. <h2 class="memtitle"><span class="permalink"><a href="#a3a1d1b4b4ceb42fcd41aaf6649482770">&#9670;&nbsp;</a></span>readData()</h2>
    628. 

  628. 

  629. <div class="memitem">
    630. 

  630. <div class="memproto">
    631. 

  631. <table class="mlabels">
    632. 

  632.   <tr>
    633. 

  633.   <td class="mlabels-left">
    634. 

  634.       <table class="memname">
    635. 

  635.         <tr>
    636. 

  636.           <td class="memname">bool SdSpiCard::readData </td>
    637. 

  637.           <td>(</td>
    638. 

  638.           <td class="paramtype">uint8_t *&#160;</td>
    639. 

  639.           <td class="paramname"><em>dst</em></td><td>)</td>
    640. 

  640.           <td></td>
    641. 

  641.         </tr>
    642. 

  642.       </table>
    643. 

  643.   </td>
    644. 

  644.   <td class="mlabels-right">
    645. 

  645. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    646. 

  646.   </tr>
    647. 

  647. </table>
    648. 

  648. </div><div class="memdoc">
    649. 

  649. <p>Read one data block in a multiple block read sequence</p>
    650. 

  650. <dl class="params"><dt>Parameters</dt><dd>
    651. 

  651.   <table class="params">
    652. 

  652.     <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>Pointer to the location for the data to be read.</td></tr>
    653. 

  653.   </table>
    654. 

  654.   </dd>
    655. 

  655. </dl>
    656. 

  656. <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>
    657. 

  657. 

  658. </div>
    659. 

  659. </div>
    660. 

  660. <a id="ab446e49338b3ce834a750ac6dae35f61"></a>
    661. 

  661. <h2 class="memtitle"><span class="permalink"><a href="#ab446e49338b3ce834a750ac6dae35f61">&#9670;&nbsp;</a></span>readOCR()</h2>
    662. 

  662. 

  663. <div class="memitem">
    664. 

  664. <div class="memproto">
    665. 

  665. <table class="mlabels">
    666. 

  666.   <tr>
    667. 

  667.   <td class="mlabels-left">
    668. 

  668.       <table class="memname">
    669. 

  669.         <tr>
    670. 

  670.           <td class="memname">bool SdSpiCard::readOCR </td>
    671. 

  671.           <td>(</td>
    672. 

  672.           <td class="paramtype">uint32_t *&#160;</td>
    673. 

  673.           <td class="paramname"><em>ocr</em></td><td>)</td>
    674. 

  674.           <td></td>
    675. 

  675.         </tr>
    676. 

  676.       </table>
    677. 

  677.   </td>
    678. 

  678.   <td class="mlabels-right">
    679. 

  679. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    680. 

  680.   </tr>
    681. 

  681. </table>
    682. 

  682. </div><div class="memdoc">
    683. 

  683. <p>Read OCR register.</p>
    684. 

  684. <dl class="params"><dt>Parameters</dt><dd>
    685. 

  685.   <table class="params">
    686. 

  686.     <tr><td class="paramdir">[out]</td><td class="paramname">ocr</td><td>Value of OCR register. </td></tr>
    687. 

  687.   </table>
    688. 

  688.   </dd>
    689. 

  689. </dl>
    690. 

  690. <dl class="section return"><dt>Returns</dt><dd>true for success else false. </dd></dl>
    691. 

  691. 

  692. </div>
    693. 

  693. </div>
    694. 

  694. <a id="a3b1710d11496c32ba4323831e00ac6d1"></a>
    695. 

  695. <h2 class="memtitle"><span class="permalink"><a href="#a3b1710d11496c32ba4323831e00ac6d1">&#9670;&nbsp;</a></span>readStart()</h2>
    696. 

  696. 

  697. <div class="memitem">
    698. 

  698. <div class="memproto">
    699. 

  699. <table class="mlabels">
    700. 

  700.   <tr>
    701. 

  701.   <td class="mlabels-left">
    702. 

  702.       <table class="memname">
    703. 

  703.         <tr>
    704. 

  704.           <td class="memname">bool SdSpiCard::readStart </td>
    705. 

  705.           <td>(</td>
    706. 

  706.           <td class="paramtype">uint32_t&#160;</td>
    707. 

  707.           <td class="paramname"><em>blockNumber</em></td><td>)</td>
    708. 

  708.           <td></td>
    709. 

  709.         </tr>
    710. 

  710.       </table>
    711. 

  711.   </td>
    712. 

  712.   <td class="mlabels-right">
    713. 

  713. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    714. 

  714.   </tr>
    715. 

  715. </table>
    716. 

  716. </div><div class="memdoc">
    717. 

  717. <p>Start a read multiple blocks sequence.</p>
    718. 

  718. <dl class="params"><dt>Parameters</dt><dd>
    719. 

  719.   <table class="params">
    720. 

  720.     <tr><td class="paramdir">[in]</td><td class="paramname">blockNumber</td><td>Address of first block in sequence.</td></tr>
    721. 

  721.   </table>
    722. 

  722.   </dd>
    723. 

  723. </dl>
    724. 

  724. <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>
    725. 

  725. <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>
    726. 

  726. 

  727. </div>
    728. 

  728. </div>
    729. 

  729. <a id="a91d0413599efe0d63c8c2dfe4a12d9ae"></a>
    730. 

  730. <h2 class="memtitle"><span class="permalink"><a href="#a91d0413599efe0d63c8c2dfe4a12d9ae">&#9670;&nbsp;</a></span>readStatus()</h2>
    731. 

  731. 

  732. <div class="memitem">
    733. 

  733. <div class="memproto">
    734. 

  734. <table class="mlabels">
    735. 

  735.   <tr>
    736. 

  736.   <td class="mlabels-left">
    737. 

  737.       <table class="memname">
    738. 

  738.         <tr>
    739. 

  739.           <td class="memname">bool SdSpiCard::readStatus </td>
    740. 

  740.           <td>(</td>
    741. 

  741.           <td class="paramtype">uint8_t *&#160;</td>
    742. 

  742.           <td class="paramname"><em>status</em></td><td>)</td>
    743. 

  743.           <td></td>
    744. 

  744.         </tr>
    745. 

  745.       </table>
    746. 

  746.   </td>
    747. 

  747.   <td class="mlabels-right">
    748. 

  748. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    749. 

  749.   </tr>
    750. 

  750. </table>
    751. 

  751. </div><div class="memdoc">
    752. 

  752. <p>Return the 64 byte card status </p><dl class="params"><dt>Parameters</dt><dd>
    753. 

  753.   <table class="params">
    754. 

  754.     <tr><td class="paramdir">[out]</td><td class="paramname">status</td><td>location for 64 status bytes. </td></tr>
    755. 

  755.   </table>
    756. 

  756.   </dd>
    757. 

  757. </dl>
    758. 

  758. <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>
    759. 

  759. 

  760. </div>
    761. 

  761. </div>
    762. 

  762. <a id="afdac7c399fa1ba3f904cf503526e007e"></a>
    763. 

  763. <h2 class="memtitle"><span class="permalink"><a href="#afdac7c399fa1ba3f904cf503526e007e">&#9670;&nbsp;</a></span>readStop()</h2>
    764. 

  764. 

  765. <div class="memitem">
    766. 

  766. <div class="memproto">
    767. 

  767. <table class="mlabels">
    768. 

  768.   <tr>
    769. 

  769.   <td class="mlabels-left">
    770. 

  770.       <table class="memname">
    771. 

  771.         <tr>
    772. 

  772.           <td class="memname">bool SdSpiCard::readStop </td>
    773. 

  773.           <td>(</td>
    774. 

  774.           <td class="paramname"></td><td>)</td>
    775. 

  775.           <td></td>
    776. 

  776.         </tr>
    777. 

  777.       </table>
    778. 

  778.   </td>
    779. 

  779.   <td class="mlabels-right">
    780. 

  780. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    781. 

  781.   </tr>
    782. 

  782. </table>
    783. 

  783. </div><div class="memdoc">
    784. 

  784. <p>End a read multiple blocks sequence.</p>
    785. 

  785. <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>
    786. 

  786. 

  787. </div>
    788. 

  788. </div>
    789. 

  789. <a id="aa39feb6ebb269071ac6843a424ac311c"></a>
    790. 

  790. <h2 class="memtitle"><span class="permalink"><a href="#aa39feb6ebb269071ac6843a424ac311c">&#9670;&nbsp;</a></span>spiStart()</h2>
    791. 

  791. 

  792. <div class="memitem">
    793. 

  793. <div class="memproto">
    794. 

  794. <table class="mlabels">
    795. 

  795.   <tr>
    796. 

  796.   <td class="mlabels-left">
    797. 

  797.       <table class="memname">
    798. 

  798.         <tr>
    799. 

  799.           <td class="memname">void SdSpiCard::spiStart </td>
    800. 

  800.           <td>(</td>
    801. 

  801.           <td class="paramname"></td><td>)</td>
    802. 

  802.           <td></td>
    803. 

  803.         </tr>
    804. 

  804.       </table>
    805. 

  805.   </td>
    806. 

  806.   <td class="mlabels-right">
    807. 

  807. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    808. 

  808.   </tr>
    809. 

  809. </table>
    810. 

  810. </div><div class="memdoc">
    811. 

  811. <p>Set CS low and activate the card. </p>
    812. 

  812. 

  813. </div>
    814. 

  814. </div>
    815. 

  815. <a id="a1033a4a68d38f52dddf6a1764fcca3e1"></a>
    816. 

  816. <h2 class="memtitle"><span class="permalink"><a href="#a1033a4a68d38f52dddf6a1764fcca3e1">&#9670;&nbsp;</a></span>spiStop()</h2>
    817. 

  817. 

  818. <div class="memitem">
    819. 

  819. <div class="memproto">
    820. 

  820. <table class="mlabels">
    821. 

  821.   <tr>
    822. 

  822.   <td class="mlabels-left">
    823. 

  823.       <table class="memname">
    824. 

  824.         <tr>
    825. 

  825.           <td class="memname">void SdSpiCard::spiStop </td>
    826. 

  826.           <td>(</td>
    827. 

  827.           <td class="paramname"></td><td>)</td>
    828. 

  828.           <td></td>
    829. 

  829.         </tr>
    830. 

  830.       </table>
    831. 

  831.   </td>
    832. 

  832.   <td class="mlabels-right">
    833. 

  833. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    834. 

  834.   </tr>
    835. 

  835. </table>
    836. 

  836. </div><div class="memdoc">
    837. 

  837. <p>Set CS high and deactivate the card. </p>
    838. 

  838. 

  839. </div>
    840. 

  840. </div>
    841. 

  841. <a id="a1b6d5f412c4ad75c2f575ca75c56c095"></a>
    842. 

  842. <h2 class="memtitle"><span class="permalink"><a href="#a1b6d5f412c4ad75c2f575ca75c56c095">&#9670;&nbsp;</a></span>syncBlocks()</h2>
    843. 

  843. 

  844. <div class="memitem">
    845. 

  845. <div class="memproto">
    846. 

  846. <table class="mlabels">
    847. 

  847.   <tr>
    848. 

  848.   <td class="mlabels-left">
    849. 

  849.       <table class="memname">
    850. 

  850.         <tr>
    851. 

  851.           <td class="memname">bool SdSpiCard::syncBlocks </td>
    852. 

  852.           <td>(</td>
    853. 

  853.           <td class="paramname"></td><td>)</td>
    854. 

  854.           <td></td>
    855. 

  855.         </tr>
    856. 

  856.       </table>
    857. 

  857.   </td>
    858. 

  858.   <td class="mlabels-right">
    859. 

  859. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">inherited</span></span>  </td>
    860. 

  860.   </tr>
    861. 

  861. </table>
    862. 

  862. </div><div class="memdoc">
    863. 

  863. <dl class="section return"><dt>Returns</dt><dd>success if sync successful. Not for user apps. </dd></dl>
    864. 

  864. 

  865. </div>
    866. 

  866. </div>
    867. 

  867. <a id="a48f1e3f107d7242518bdfed78acb46bc"></a>
    868. 

  868. <h2 class="memtitle"><span class="permalink"><a href="#a48f1e3f107d7242518bdfed78acb46bc">&#9670;&nbsp;</a></span>type()</h2>
    869. 

  869. 

  870. <div class="memitem">
    871. 

  871. <div class="memproto">
    872. 

  872. <table class="mlabels">
    873. 

  873.   <tr>
    874. 

  874.   <td class="mlabels-left">
    875. 

  875.       <table class="memname">
    876. 

  876.         <tr>
    877. 

  877.           <td class="memname">int SdSpiCard::type </td>
    878. 

  878.           <td>(</td>
    879. 

  879.           <td class="paramname"></td><td>)</td>
    880. 

  880.           <td> const</td>
    881. 

  881.         </tr>
    882. 

  882.       </table>
    883. 

  883.   </td>
    884. 

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

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

  886.   </tr>
    887. 

  887. </table>
    888. 

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

  889. <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>
    890. 

  890. 

  891. </div>
    892. 

  892. </div>
    893. 

  893. <a id="a03a0bdb0f37a88076f24a2133cf5b4ed"></a>
    894. 

  894. <h2 class="memtitle"><span class="permalink"><a href="#a03a0bdb0f37a88076f24a2133cf5b4ed">&#9670;&nbsp;</a></span>writeBlock()</h2>
    895. 

  895. 

  896. <div class="memitem">
    897. 

  897. <div class="memproto">
    898. 

  898. <table class="mlabels">
    899. 

  899.   <tr>
    900. 

  900.   <td class="mlabels-left">
    901. 

  901.       <table class="memname">
    902. 

  902.         <tr>
    903. 

  903.           <td class="memname">bool SdSpiCard::writeBlock </td>
    904. 

  904.           <td>(</td>
    905. 

  905.           <td class="paramtype">uint32_t&#160;</td>
    906. 

  906.           <td class="paramname"><em>lba</em>, </td>
    907. 

  907.         </tr>
    908. 

  908.         <tr>
    909. 

  909.           <td class="paramkey"></td>
    910. 

  910.           <td></td>
    911. 

  911.           <td class="paramtype">const uint8_t *&#160;</td>
    912. 

  912.           <td class="paramname"><em>src</em>&#160;</td>
    913. 

  913.         </tr>
    914. 

  914.         <tr>
    915. 

  915.           <td></td>
    916. 

  916.           <td>)</td>
    917. 

  917.           <td></td><td></td>
    918. 

  918.         </tr>
    919. 

  919.       </table>
    920. 

  920.   </td>
    921. 

  921.   <td class="mlabels-right">
    922. 

  922. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    923. 

  923.   </tr>
    924. 

  924. </table>
    925. 

  925. </div><div class="memdoc">
    926. 

  926. <p>Writes a 512 byte block to an SD card.</p>
    927. 

  927. <dl class="params"><dt>Parameters</dt><dd>
    928. 

  928.   <table class="params">
    929. 

  929.     <tr><td class="paramdir">[in]</td><td class="paramname">lba</td><td>Logical block to be written. </td></tr>
    930. 

  930.     <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>Pointer to the location of the data to be written. </td></tr>
    931. 

  931.   </table>
    932. 

  932.   </dd>
    933. 

  933. </dl>
    934. 

  934. <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>
    935. 

  935. 

  936. </div>
    937. 

  937. </div>
    938. 

  938. <a id="a181d96fe44891b7caabcd47dd29ac913"></a>
    939. 

  939. <h2 class="memtitle"><span class="permalink"><a href="#a181d96fe44891b7caabcd47dd29ac913">&#9670;&nbsp;</a></span>writeBlocks()</h2>
    940. 

  940. 

  941. <div class="memitem">
    942. 

  942. <div class="memproto">
    943. 

  943. <table class="mlabels">
    944. 

  944.   <tr>
    945. 

  945.   <td class="mlabels-left">
    946. 

  946.       <table class="memname">
    947. 

  947.         <tr>
    948. 

  948.           <td class="memname">bool SdSpiCard::writeBlocks </td>
    949. 

  949.           <td>(</td>
    950. 

  950.           <td class="paramtype">uint32_t&#160;</td>
    951. 

  951.           <td class="paramname"><em>lba</em>, </td>
    952. 

  952.         </tr>
    953. 

  953.         <tr>
    954. 

  954.           <td class="paramkey"></td>
    955. 

  955.           <td></td>
    956. 

  956.           <td class="paramtype">const uint8_t *&#160;</td>
    957. 

  957.           <td class="paramname"><em>src</em>, </td>
    958. 

  958.         </tr>
    959. 

  959.         <tr>
    960. 

  960.           <td class="paramkey"></td>
    961. 

  961.           <td></td>
    962. 

  962.           <td class="paramtype">size_t&#160;</td>
    963. 

  963.           <td class="paramname"><em>nb</em>&#160;</td>
    964. 

  964.         </tr>
    965. 

  965.         <tr>
    966. 

  966.           <td></td>
    967. 

  967.           <td>)</td>
    968. 

  968.           <td></td><td></td>
    969. 

  969.         </tr>
    970. 

  970.       </table>
    971. 

  971.   </td>
    972. 

  972.   <td class="mlabels-right">
    973. 

  973. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    974. 

  974.   </tr>
    975. 

  975. </table>
    976. 

  976. </div><div class="memdoc">
    977. 

  977. <p>Write multiple 512 byte blocks to an SD card.</p>
    978. 

  978. <dl class="params"><dt>Parameters</dt><dd>
    979. 

  979.   <table class="params">
    980. 

  980.     <tr><td class="paramdir">[in]</td><td class="paramname">lba</td><td>Logical block to be written. </td></tr>
    981. 

  981.     <tr><td class="paramdir">[in]</td><td class="paramname">nb</td><td>Number of blocks to be written. </td></tr>
    982. 

  982.     <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>Pointer to the location of the data to be written. </td></tr>
    983. 

  983.   </table>
    984. 

  984.   </dd>
    985. 

  985. </dl>
    986. 

  986. <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>
    987. 

  987. 

  988. </div>
    989. 

  989. </div>
    990. 

  990. <a id="a9495c0b148eb380358bb4a9721c0dffa"></a>
    991. 

  991. <h2 class="memtitle"><span class="permalink"><a href="#a9495c0b148eb380358bb4a9721c0dffa">&#9670;&nbsp;</a></span>writeData()</h2>
    992. 

  992. 

  993. <div class="memitem">
    994. 

  994. <div class="memproto">
    995. 

  995. <table class="mlabels">
    996. 

  996.   <tr>
    997. 

  997.   <td class="mlabels-left">
    998. 

  998.       <table class="memname">
    999. 

  999.         <tr>
    1000. 

  1000.           <td class="memname">bool SdSpiCard::writeData </td>
    1001. 

  1001.           <td>(</td>
    1002. 

  1002.           <td class="paramtype">const uint8_t *&#160;</td>
    1003. 

  1003.           <td class="paramname"><em>src</em></td><td>)</td>
    1004. 

  1004.           <td></td>
    1005. 

  1005.         </tr>
    1006. 

  1006.       </table>
    1007. 

  1007.   </td>
    1008. 

  1008.   <td class="mlabels-right">
    1009. 

  1009. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    1010. 

  1010.   </tr>
    1011. 

  1011. </table>
    1012. 

  1012. </div><div class="memdoc">
    1013. 

  1013. <p>Write one data block in a multiple block write sequence. </p><dl class="params"><dt>Parameters</dt><dd>
    1014. 

  1014.   <table class="params">
    1015. 

  1015.     <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>Pointer to the location of the data to be written. </td></tr>
    1016. 

  1016.   </table>
    1017. 

  1017.   </dd>
    1018. 

  1018. </dl>
    1019. 

  1019. <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>
    1020. 

  1020. 

  1021. </div>
    1022. 

  1022. </div>
    1023. 

  1023. <a id="a56d4750a5d2f693943eec985cb61ffe2"></a>
    1024. 

  1024. <h2 class="memtitle"><span class="permalink"><a href="#a56d4750a5d2f693943eec985cb61ffe2">&#9670;&nbsp;</a></span>writeStart() <span class="overload">[1/2]</span></h2>
    1025. 

  1025. 

  1026. <div class="memitem">
    1027. 

  1027. <div class="memproto">
    1028. 

  1028. <table class="mlabels">
    1029. 

  1029.   <tr>
    1030. 

  1030.   <td class="mlabels-left">
    1031. 

  1031.       <table class="memname">
    1032. 

  1032.         <tr>
    1033. 

  1033.           <td class="memname">bool SdSpiCard::writeStart </td>
    1034. 

  1034.           <td>(</td>
    1035. 

  1035.           <td class="paramtype">uint32_t&#160;</td>
    1036. 

  1036.           <td class="paramname"><em>blockNumber</em></td><td>)</td>
    1037. 

  1037.           <td></td>
    1038. 

  1038.         </tr>
    1039. 

  1039.       </table>
    1040. 

  1040.   </td>
    1041. 

  1041.   <td class="mlabels-right">
    1042. 

  1042. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    1043. 

  1043.   </tr>
    1044. 

  1044. </table>
    1045. 

  1045. </div><div class="memdoc">
    1046. 

  1046. <p>Start a write multiple blocks sequence.</p>
    1047. 

  1047. <dl class="params"><dt>Parameters</dt><dd>
    1048. 

  1048.   <table class="params">
    1049. 

  1049.     <tr><td class="paramdir">[in]</td><td class="paramname">blockNumber</td><td>Address of first block in sequence.</td></tr>
    1050. 

  1050.   </table>
    1051. 

  1051.   </dd>
    1052. 

  1052. </dl>
    1053. 

  1053. <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>
    1054. 

  1054. <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>
    1055. 

  1055. 

  1056. </div>
    1057. 

  1057. </div>
    1058. 

  1058. <a id="a8bf0dc991308dcd2a7427bad89a9e2ba"></a>
    1059. 

  1059. <h2 class="memtitle"><span class="permalink"><a href="#a8bf0dc991308dcd2a7427bad89a9e2ba">&#9670;&nbsp;</a></span>writeStart() <span class="overload">[2/2]</span></h2>
    1060. 

  1060. 

  1061. <div class="memitem">
    1062. 

  1062. <div class="memproto">
    1063. 

  1063. <table class="mlabels">
    1064. 

  1064.   <tr>
    1065. 

  1065.   <td class="mlabels-left">
    1066. 

  1066.       <table class="memname">
    1067. 

  1067.         <tr>
    1068. 

  1068.           <td class="memname">bool SdSpiCard::writeStart </td>
    1069. 

  1069.           <td>(</td>
    1070. 

  1070.           <td class="paramtype">uint32_t&#160;</td>
    1071. 

  1071.           <td class="paramname"><em>blockNumber</em>, </td>
    1072. 

  1072.         </tr>
    1073. 

  1073.         <tr>
    1074. 

  1074.           <td class="paramkey"></td>
    1075. 

  1075.           <td></td>
    1076. 

  1076.           <td class="paramtype">uint32_t&#160;</td>
    1077. 

  1077.           <td class="paramname"><em>eraseCount</em>&#160;</td>
    1078. 

  1078.         </tr>
    1079. 

  1079.         <tr>
    1080. 

  1080.           <td></td>
    1081. 

  1081.           <td>)</td>
    1082. 

  1082.           <td></td><td></td>
    1083. 

  1083.         </tr>
    1084. 

  1084.       </table>
    1085. 

  1085.   </td>
    1086. 

  1086.   <td class="mlabels-right">
    1087. 

  1087. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    1088. 

  1088.   </tr>
    1089. 

  1089. </table>
    1090. 

  1090. </div><div class="memdoc">
    1091. 

  1091. <p>Start a write multiple blocks sequence with pre-erase.</p>
    1092. 

  1092. <dl class="params"><dt>Parameters</dt><dd>
    1093. 

  1093.   <table class="params">
    1094. 

  1094.     <tr><td class="paramdir">[in]</td><td class="paramname">blockNumber</td><td>Address of first block in sequence. </td></tr>
    1095. 

  1095.     <tr><td class="paramdir">[in]</td><td class="paramname">eraseCount</td><td>The number of blocks to be pre-erased.</td></tr>
    1096. 

  1096.   </table>
    1097. 

  1097.   </dd>
    1098. 

  1098. </dl>
    1099. 

  1099. <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>
    1100. 

  1100. <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>
    1101. 

  1101. 

  1102. </div>
    1103. 

  1103. </div>
    1104. 

  1104. <a id="aef9154785a4de5560fb807e4f9316fb0"></a>
    1105. 

  1105. <h2 class="memtitle"><span class="permalink"><a href="#aef9154785a4de5560fb807e4f9316fb0">&#9670;&nbsp;</a></span>writeStop()</h2>
    1106. 

  1106. 

  1107. <div class="memitem">
    1108. 

  1108. <div class="memproto">
    1109. 

  1109. <table class="mlabels">
    1110. 

  1110.   <tr>
    1111. 

  1111.   <td class="mlabels-left">
    1112. 

  1112.       <table class="memname">
    1113. 

  1113.         <tr>
    1114. 

  1114.           <td class="memname">bool SdSpiCard::writeStop </td>
    1115. 

  1115.           <td>(</td>
    1116. 

  1116.           <td class="paramname"></td><td>)</td>
    1117. 

  1117.           <td></td>
    1118. 

  1118.         </tr>
    1119. 

  1119.       </table>
    1120. 

  1120.   </td>
    1121. 

  1121.   <td class="mlabels-right">
    1122. 

  1122. <span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
    1123. 

  1123.   </tr>
    1124. 

  1124. </table>
    1125. 

  1125. </div><div class="memdoc">
    1126. 

  1126. <p>End a write multiple blocks sequence.</p>
    1127. 

  1127. <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>
    1128. 

  1128. 

  1129. </div>
    1130. 

  1130. </div>
    1131. 

  1131. <hr/>The documentation for this class was generated from the following file:<ul>
    1132. 

  1132. <li>Arduino/libraries/SdFat/src/<a class="el" href="_sd_fat_8h.html">SdFat.h</a></li>
    1133. 

  1133. </ul>
    1134. 

  1134. </div><!-- contents -->
    1135. 

  1135. <!-- start footer part -->
    1136. 

  1136. <hr class="footer"/><address class="footer"><small>
    1137. 

  1137. Generated on Fri Dec 28 2018 06:38:31 for SdFat by &#160;<a href="http://www.doxygen.org/index.html">
    1138. 

  1138. <img class="footer" src="doxygen.png" alt="doxygen"/>
    1139. 

  1139. </a> 1.8.14
    1140. 

  1140. </small></address>
    1141. 

  1141. </body>
    1142. 

  1142. </html>
    1143.