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  8. <title>SdFat: FatCache Class Reference</title>
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  24. <div id="projectname">SdFat
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  61. <div class="header">
  62. <div class="summary">
  63. <a href="#pub-methods">Public Member Functions</a> &#124;
  64. <a href="#pub-static-attribs">Static Public Attributes</a> &#124;
  65. <a href="class_fat_cache-members.html">List of all members</a> </div>
  66. <div class="headertitle">
  67. <div class="title">FatCache Class Reference</div> </div>
  68. </div><!--header-->
  69. <div class="contents">
  70. <p>Sector cache.
  71. <a href="class_fat_cache.html#details">More...</a></p>
  72. <p><code>#include &lt;FatPartition.h&gt;</code></p>
  73. <table class="memberdecls">
  74. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
  75. Public Member Functions</h2></td></tr>
  76. <tr class="memitem:a50b61cdeeff5c5dfd2a4bd7430ef19ac"><td class="memItemLeft" align="right" valign="top"><a class="el" href="unioncache__t.html">cache_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#a50b61cdeeff5c5dfd2a4bd7430ef19ac">buffer</a> ()</td></tr>
  77. <tr class="separator:a50b61cdeeff5c5dfd2a4bd7430ef19ac"><td class="memSeparator" colspan="2">&#160;</td></tr>
  78. <tr class="memitem:ab4d3b0c16bb6a116c7d01afff2dcb307"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#ab4d3b0c16bb6a116c7d01afff2dcb307">dirty</a> ()</td></tr>
  79. <tr class="separator:ab4d3b0c16bb6a116c7d01afff2dcb307"><td class="memSeparator" colspan="2">&#160;</td></tr>
  80. <tr class="memitem:a30790e03daad69b62ec6d7d643975454"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#a30790e03daad69b62ec6d7d643975454">init</a> (<a class="el" href="class_fat_partition.html">FatPartition</a> *vol)</td></tr>
  81. <tr class="separator:a30790e03daad69b62ec6d7d643975454"><td class="memSeparator" colspan="2">&#160;</td></tr>
  82. <tr class="memitem:a70071a128d647b49b523dbb2f5f944a5"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#a70071a128d647b49b523dbb2f5f944a5">invalidate</a> ()</td></tr>
  83. <tr class="separator:a70071a128d647b49b523dbb2f5f944a5"><td class="memSeparator" colspan="2">&#160;</td></tr>
  84. <tr class="memitem:ae50287d95bd78558db1e4aa97d7b2c06"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#ae50287d95bd78558db1e4aa97d7b2c06">isDirty</a> ()</td></tr>
  85. <tr class="separator:ae50287d95bd78558db1e4aa97d7b2c06"><td class="memSeparator" colspan="2">&#160;</td></tr>
  86. <tr class="memitem:a9c3d0dfa0d987f2c8dbad2d35024b56b"><td class="memItemLeft" align="right" valign="top"><a class="el" href="unioncache__t.html">cache_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#a9c3d0dfa0d987f2c8dbad2d35024b56b">read</a> (uint32_t <a class="el" href="class_fat_cache.html#a1a9d892b5a68463598bb39d2732cb664">sector</a>, uint8_t option)</td></tr>
  87. <tr class="separator:a9c3d0dfa0d987f2c8dbad2d35024b56b"><td class="memSeparator" colspan="2">&#160;</td></tr>
  88. <tr class="memitem:a1a9d892b5a68463598bb39d2732cb664"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#a1a9d892b5a68463598bb39d2732cb664">sector</a> ()</td></tr>
  89. <tr class="separator:a1a9d892b5a68463598bb39d2732cb664"><td class="memSeparator" colspan="2">&#160;</td></tr>
  90. <tr class="memitem:a4d76d4f46ce5994f6fc4678a7b4f8cf1"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#a4d76d4f46ce5994f6fc4678a7b4f8cf1">sync</a> ()</td></tr>
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  92. </table><table class="memberdecls">
  93. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-attribs"></a>
  94. Static Public Attributes</h2></td></tr>
  95. <tr class="memitem:ab4b446515ff9a0cebc747630ddd10c93"><td class="memItemLeft" align="right" valign="top">static const uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#ab4b446515ff9a0cebc747630ddd10c93">CACHE_FOR_READ</a> = 0</td></tr>
  96. <tr class="separator:ab4b446515ff9a0cebc747630ddd10c93"><td class="memSeparator" colspan="2">&#160;</td></tr>
  97. <tr class="memitem:a81cb572f33443bd6aee9aa33ec395d0f"><td class="memItemLeft" align="right" valign="top">static const uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#a81cb572f33443bd6aee9aa33ec395d0f">CACHE_FOR_WRITE</a> = <a class="el" href="class_fat_cache.html#aac8c38e5c545d0f80b13d816117f626e">CACHE_STATUS_DIRTY</a></td></tr>
  98. <tr class="separator:a81cb572f33443bd6aee9aa33ec395d0f"><td class="memSeparator" colspan="2">&#160;</td></tr>
  99. <tr class="memitem:adf974f55e53ee0aaa85abb0d7d67181c"><td class="memItemLeft" align="right" valign="top">static const uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#adf974f55e53ee0aaa85abb0d7d67181c">CACHE_OPTION_NO_READ</a> = 4</td></tr>
  100. <tr class="separator:adf974f55e53ee0aaa85abb0d7d67181c"><td class="memSeparator" colspan="2">&#160;</td></tr>
  101. <tr class="memitem:a49d2896ff525ab77852f76df5c2a09c2"><td class="memItemLeft" align="right" valign="top">static const uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#a49d2896ff525ab77852f76df5c2a09c2">CACHE_RESERVE_FOR_WRITE</a> = <a class="el" href="class_fat_cache.html#aac8c38e5c545d0f80b13d816117f626e">CACHE_STATUS_DIRTY</a> | <a class="el" href="class_fat_cache.html#adf974f55e53ee0aaa85abb0d7d67181c">CACHE_OPTION_NO_READ</a></td></tr>
  102. <tr class="separator:a49d2896ff525ab77852f76df5c2a09c2"><td class="memSeparator" colspan="2">&#160;</td></tr>
  103. <tr class="memitem:aac8c38e5c545d0f80b13d816117f626e"><td class="memItemLeft" align="right" valign="top">static const uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#aac8c38e5c545d0f80b13d816117f626e">CACHE_STATUS_DIRTY</a> = 1</td></tr>
  104. <tr class="separator:aac8c38e5c545d0f80b13d816117f626e"><td class="memSeparator" colspan="2">&#160;</td></tr>
  105. <tr class="memitem:ab70dc4a2e387f0e9bf392044c702ae32"><td class="memItemLeft" align="right" valign="top">static const uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#ab70dc4a2e387f0e9bf392044c702ae32">CACHE_STATUS_MASK</a> = <a class="el" href="class_fat_cache.html#aac8c38e5c545d0f80b13d816117f626e">CACHE_STATUS_DIRTY</a> | <a class="el" href="class_fat_cache.html#a45236e1c0a2a098f08d3add0e4b1467a">CACHE_STATUS_MIRROR_FAT</a></td></tr>
  106. <tr class="separator:ab70dc4a2e387f0e9bf392044c702ae32"><td class="memSeparator" colspan="2">&#160;</td></tr>
  107. <tr class="memitem:a45236e1c0a2a098f08d3add0e4b1467a"><td class="memItemLeft" align="right" valign="top">static const uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_fat_cache.html#a45236e1c0a2a098f08d3add0e4b1467a">CACHE_STATUS_MIRROR_FAT</a> = 2</td></tr>
  108. <tr class="separator:a45236e1c0a2a098f08d3add0e4b1467a"><td class="memSeparator" colspan="2">&#160;</td></tr>
  109. </table>
  110. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
  111. <div class="textblock"><p>Sector cache. </p>
  112. </div><h2 class="groupheader">Member Function Documentation</h2>
  113. <a id="a50b61cdeeff5c5dfd2a4bd7430ef19ac"></a>
  114. <h2 class="memtitle"><span class="permalink"><a href="#a50b61cdeeff5c5dfd2a4bd7430ef19ac">&#9670;&nbsp;</a></span>buffer()</h2>
  115. <div class="memitem">
  116. <div class="memproto">
  117. <table class="mlabels">
  118. <tr>
  119. <td class="mlabels-left">
  120. <table class="memname">
  121. <tr>
  122. <td class="memname"><a class="el" href="unioncache__t.html">cache_t</a>* FatCache::buffer </td>
  123. <td>(</td>
  124. <td class="paramname"></td><td>)</td>
  125. <td></td>
  126. </tr>
  127. </table>
  128. </td>
  129. <td class="mlabels-right">
  130. <span class="mlabels"><span class="mlabel">inline</span></span> </td>
  131. </tr>
  132. </table>
  133. </div><div class="memdoc">
  134. <dl class="section return"><dt>Returns</dt><dd>Cache sector address. </dd></dl>
  135. </div>
  136. </div>
  137. <a id="ab4d3b0c16bb6a116c7d01afff2dcb307"></a>
  138. <h2 class="memtitle"><span class="permalink"><a href="#ab4d3b0c16bb6a116c7d01afff2dcb307">&#9670;&nbsp;</a></span>dirty()</h2>
  139. <div class="memitem">
  140. <div class="memproto">
  141. <table class="mlabels">
  142. <tr>
  143. <td class="mlabels-left">
  144. <table class="memname">
  145. <tr>
  146. <td class="memname">void FatCache::dirty </td>
  147. <td>(</td>
  148. <td class="paramname"></td><td>)</td>
  149. <td></td>
  150. </tr>
  151. </table>
  152. </td>
  153. <td class="mlabels-right">
  154. <span class="mlabels"><span class="mlabel">inline</span></span> </td>
  155. </tr>
  156. </table>
  157. </div><div class="memdoc">
  158. <p>Set current sector dirty. </p>
  159. </div>
  160. </div>
  161. <a id="a30790e03daad69b62ec6d7d643975454"></a>
  162. <h2 class="memtitle"><span class="permalink"><a href="#a30790e03daad69b62ec6d7d643975454">&#9670;&nbsp;</a></span>init()</h2>
  163. <div class="memitem">
  164. <div class="memproto">
  165. <table class="mlabels">
  166. <tr>
  167. <td class="mlabels-left">
  168. <table class="memname">
  169. <tr>
  170. <td class="memname">void FatCache::init </td>
  171. <td>(</td>
  172. <td class="paramtype"><a class="el" href="class_fat_partition.html">FatPartition</a> *&#160;</td>
  173. <td class="paramname"><em>vol</em></td><td>)</td>
  174. <td></td>
  175. </tr>
  176. </table>
  177. </td>
  178. <td class="mlabels-right">
  179. <span class="mlabels"><span class="mlabel">inline</span></span> </td>
  180. </tr>
  181. </table>
  182. </div><div class="memdoc">
  183. <p>Initialize the cache. </p><dl class="params"><dt>Parameters</dt><dd>
  184. <table class="params">
  185. <tr><td class="paramdir">[in]</td><td class="paramname">vol</td><td><a class="el" href="class_fat_partition.html" title="Access FAT16 and FAT32 partitions on raw file devices. ">FatPartition</a> that owns this <a class="el" href="class_fat_cache.html" title="Sector cache. ">FatCache</a>. </td></tr>
  186. </table>
  187. </dd>
  188. </dl>
  189. </div>
  190. </div>
  191. <a id="a70071a128d647b49b523dbb2f5f944a5"></a>
  192. <h2 class="memtitle"><span class="permalink"><a href="#a70071a128d647b49b523dbb2f5f944a5">&#9670;&nbsp;</a></span>invalidate()</h2>
  193. <div class="memitem">
  194. <div class="memproto">
  195. <table class="mlabels">
  196. <tr>
  197. <td class="mlabels-left">
  198. <table class="memname">
  199. <tr>
  200. <td class="memname">void FatCache::invalidate </td>
  201. <td>(</td>
  202. <td class="paramname"></td><td>)</td>
  203. <td></td>
  204. </tr>
  205. </table>
  206. </td>
  207. <td class="mlabels-right">
  208. <span class="mlabels"><span class="mlabel">inline</span></span> </td>
  209. </tr>
  210. </table>
  211. </div><div class="memdoc">
  212. <p>Invalidate current cache sector. </p>
  213. </div>
  214. </div>
  215. <a id="ae50287d95bd78558db1e4aa97d7b2c06"></a>
  216. <h2 class="memtitle"><span class="permalink"><a href="#ae50287d95bd78558db1e4aa97d7b2c06">&#9670;&nbsp;</a></span>isDirty()</h2>
  217. <div class="memitem">
  218. <div class="memproto">
  219. <table class="mlabels">
  220. <tr>
  221. <td class="mlabels-left">
  222. <table class="memname">
  223. <tr>
  224. <td class="memname">bool FatCache::isDirty </td>
  225. <td>(</td>
  226. <td class="paramname"></td><td>)</td>
  227. <td></td>
  228. </tr>
  229. </table>
  230. </td>
  231. <td class="mlabels-right">
  232. <span class="mlabels"><span class="mlabel">inline</span></span> </td>
  233. </tr>
  234. </table>
  235. </div><div class="memdoc">
  236. <dl class="section return"><dt>Returns</dt><dd>dirty status </dd></dl>
  237. </div>
  238. </div>
  239. <a id="a9c3d0dfa0d987f2c8dbad2d35024b56b"></a>
  240. <h2 class="memtitle"><span class="permalink"><a href="#a9c3d0dfa0d987f2c8dbad2d35024b56b">&#9670;&nbsp;</a></span>read()</h2>
  241. <div class="memitem">
  242. <div class="memproto">
  243. <table class="memname">
  244. <tr>
  245. <td class="memname"><a class="el" href="unioncache__t.html">cache_t</a> * FatCache::read </td>
  246. <td>(</td>
  247. <td class="paramtype">uint32_t&#160;</td>
  248. <td class="paramname"><em>sector</em>, </td>
  249. </tr>
  250. <tr>
  251. <td class="paramkey"></td>
  252. <td></td>
  253. <td class="paramtype">uint8_t&#160;</td>
  254. <td class="paramname"><em>option</em>&#160;</td>
  255. </tr>
  256. <tr>
  257. <td></td>
  258. <td>)</td>
  259. <td></td><td></td>
  260. </tr>
  261. </table>
  262. </div><div class="memdoc">
  263. <p>Read a sector into the cache. </p><dl class="params"><dt>Parameters</dt><dd>
  264. <table class="params">
  265. <tr><td class="paramdir">[in]</td><td class="paramname">sector</td><td>Sector to read. </td></tr>
  266. <tr><td class="paramdir">[in]</td><td class="paramname">option</td><td>mode for cached sector. </td></tr>
  267. </table>
  268. </dd>
  269. </dl>
  270. <dl class="section return"><dt>Returns</dt><dd>Address of cached sector. </dd></dl>
  271. </div>
  272. </div>
  273. <a id="a1a9d892b5a68463598bb39d2732cb664"></a>
  274. <h2 class="memtitle"><span class="permalink"><a href="#a1a9d892b5a68463598bb39d2732cb664">&#9670;&nbsp;</a></span>sector()</h2>
  275. <div class="memitem">
  276. <div class="memproto">
  277. <table class="mlabels">
  278. <tr>
  279. <td class="mlabels-left">
  280. <table class="memname">
  281. <tr>
  282. <td class="memname">uint32_t FatCache::sector </td>
  283. <td>(</td>
  284. <td class="paramname"></td><td>)</td>
  285. <td></td>
  286. </tr>
  287. </table>
  288. </td>
  289. <td class="mlabels-right">
  290. <span class="mlabels"><span class="mlabel">inline</span></span> </td>
  291. </tr>
  292. </table>
  293. </div><div class="memdoc">
  294. <dl class="section return"><dt>Returns</dt><dd>Logical sector number for cached sector. </dd></dl>
  295. </div>
  296. </div>
  297. <a id="a4d76d4f46ce5994f6fc4678a7b4f8cf1"></a>
  298. <h2 class="memtitle"><span class="permalink"><a href="#a4d76d4f46ce5994f6fc4678a7b4f8cf1">&#9670;&nbsp;</a></span>sync()</h2>
  299. <div class="memitem">
  300. <div class="memproto">
  301. <table class="memname">
  302. <tr>
  303. <td class="memname">bool FatCache::sync </td>
  304. <td>(</td>
  305. <td class="paramname"></td><td>)</td>
  306. <td></td>
  307. </tr>
  308. </table>
  309. </div><div class="memdoc">
  310. <p>Write current sector if dirty. </p><dl class="section return"><dt>Returns</dt><dd>true for success or false for failure. </dd></dl>
  311. </div>
  312. </div>
  313. <h2 class="groupheader">Member Data Documentation</h2>
  314. <a id="ab4b446515ff9a0cebc747630ddd10c93"></a>
  315. <h2 class="memtitle"><span class="permalink"><a href="#ab4b446515ff9a0cebc747630ddd10c93">&#9670;&nbsp;</a></span>CACHE_FOR_READ</h2>
  316. <div class="memitem">
  317. <div class="memproto">
  318. <table class="mlabels">
  319. <tr>
  320. <td class="mlabels-left">
  321. <table class="memname">
  322. <tr>
  323. <td class="memname">const uint8_t FatCache::CACHE_FOR_READ = 0</td>
  324. </tr>
  325. </table>
  326. </td>
  327. <td class="mlabels-right">
  328. <span class="mlabels"><span class="mlabel">static</span></span> </td>
  329. </tr>
  330. </table>
  331. </div><div class="memdoc">
  332. <p>Cache sector for read. </p>
  333. </div>
  334. </div>
  335. <a id="a81cb572f33443bd6aee9aa33ec395d0f"></a>
  336. <h2 class="memtitle"><span class="permalink"><a href="#a81cb572f33443bd6aee9aa33ec395d0f">&#9670;&nbsp;</a></span>CACHE_FOR_WRITE</h2>
  337. <div class="memitem">
  338. <div class="memproto">
  339. <table class="mlabels">
  340. <tr>
  341. <td class="mlabels-left">
  342. <table class="memname">
  343. <tr>
  344. <td class="memname">const uint8_t FatCache::CACHE_FOR_WRITE = <a class="el" href="class_fat_cache.html#aac8c38e5c545d0f80b13d816117f626e">CACHE_STATUS_DIRTY</a></td>
  345. </tr>
  346. </table>
  347. </td>
  348. <td class="mlabels-right">
  349. <span class="mlabels"><span class="mlabel">static</span></span> </td>
  350. </tr>
  351. </table>
  352. </div><div class="memdoc">
  353. <p>Cache sector for write. </p>
  354. </div>
  355. </div>
  356. <a id="adf974f55e53ee0aaa85abb0d7d67181c"></a>
  357. <h2 class="memtitle"><span class="permalink"><a href="#adf974f55e53ee0aaa85abb0d7d67181c">&#9670;&nbsp;</a></span>CACHE_OPTION_NO_READ</h2>
  358. <div class="memitem">
  359. <div class="memproto">
  360. <table class="mlabels">
  361. <tr>
  362. <td class="mlabels-left">
  363. <table class="memname">
  364. <tr>
  365. <td class="memname">const uint8_t FatCache::CACHE_OPTION_NO_READ = 4</td>
  366. </tr>
  367. </table>
  368. </td>
  369. <td class="mlabels-right">
  370. <span class="mlabels"><span class="mlabel">static</span></span> </td>
  371. </tr>
  372. </table>
  373. </div><div class="memdoc">
  374. <p>Sync existing sector but do not read new sector. </p>
  375. </div>
  376. </div>
  377. <a id="a49d2896ff525ab77852f76df5c2a09c2"></a>
  378. <h2 class="memtitle"><span class="permalink"><a href="#a49d2896ff525ab77852f76df5c2a09c2">&#9670;&nbsp;</a></span>CACHE_RESERVE_FOR_WRITE</h2>
  379. <div class="memitem">
  380. <div class="memproto">
  381. <table class="mlabels">
  382. <tr>
  383. <td class="mlabels-left">
  384. <table class="memname">
  385. <tr>
  386. <td class="memname">const uint8_t FatCache::CACHE_RESERVE_FOR_WRITE = <a class="el" href="class_fat_cache.html#aac8c38e5c545d0f80b13d816117f626e">CACHE_STATUS_DIRTY</a> | <a class="el" href="class_fat_cache.html#adf974f55e53ee0aaa85abb0d7d67181c">CACHE_OPTION_NO_READ</a></td>
  387. </tr>
  388. </table>
  389. </td>
  390. <td class="mlabels-right">
  391. <span class="mlabels"><span class="mlabel">static</span></span> </td>
  392. </tr>
  393. </table>
  394. </div><div class="memdoc">
  395. <p>Reserve cache sector for write - do not read from sector device. </p>
  396. </div>
  397. </div>
  398. <a id="aac8c38e5c545d0f80b13d816117f626e"></a>
  399. <h2 class="memtitle"><span class="permalink"><a href="#aac8c38e5c545d0f80b13d816117f626e">&#9670;&nbsp;</a></span>CACHE_STATUS_DIRTY</h2>
  400. <div class="memitem">
  401. <div class="memproto">
  402. <table class="mlabels">
  403. <tr>
  404. <td class="mlabels-left">
  405. <table class="memname">
  406. <tr>
  407. <td class="memname">const uint8_t FatCache::CACHE_STATUS_DIRTY = 1</td>
  408. </tr>
  409. </table>
  410. </td>
  411. <td class="mlabels-right">
  412. <span class="mlabels"><span class="mlabel">static</span></span> </td>
  413. </tr>
  414. </table>
  415. </div><div class="memdoc">
  416. <p>Cached sector is dirty </p>
  417. </div>
  418. </div>
  419. <a id="ab70dc4a2e387f0e9bf392044c702ae32"></a>
  420. <h2 class="memtitle"><span class="permalink"><a href="#ab70dc4a2e387f0e9bf392044c702ae32">&#9670;&nbsp;</a></span>CACHE_STATUS_MASK</h2>
  421. <div class="memitem">
  422. <div class="memproto">
  423. <table class="mlabels">
  424. <tr>
  425. <td class="mlabels-left">
  426. <table class="memname">
  427. <tr>
  428. <td class="memname">const uint8_t FatCache::CACHE_STATUS_MASK = <a class="el" href="class_fat_cache.html#aac8c38e5c545d0f80b13d816117f626e">CACHE_STATUS_DIRTY</a> | <a class="el" href="class_fat_cache.html#a45236e1c0a2a098f08d3add0e4b1467a">CACHE_STATUS_MIRROR_FAT</a></td>
  429. </tr>
  430. </table>
  431. </td>
  432. <td class="mlabels-right">
  433. <span class="mlabels"><span class="mlabel">static</span></span> </td>
  434. </tr>
  435. </table>
  436. </div><div class="memdoc">
  437. <p>Cache sector status bits </p>
  438. </div>
  439. </div>
  440. <a id="a45236e1c0a2a098f08d3add0e4b1467a"></a>
  441. <h2 class="memtitle"><span class="permalink"><a href="#a45236e1c0a2a098f08d3add0e4b1467a">&#9670;&nbsp;</a></span>CACHE_STATUS_MIRROR_FAT</h2>
  442. <div class="memitem">
  443. <div class="memproto">
  444. <table class="mlabels">
  445. <tr>
  446. <td class="mlabels-left">
  447. <table class="memname">
  448. <tr>
  449. <td class="memname">const uint8_t FatCache::CACHE_STATUS_MIRROR_FAT = 2</td>
  450. </tr>
  451. </table>
  452. </td>
  453. <td class="mlabels-right">
  454. <span class="mlabels"><span class="mlabel">static</span></span> </td>
  455. </tr>
  456. </table>
  457. </div><div class="memdoc">
  458. <p>Cashed sector is FAT entry and must be mirrored in second FAT. </p>
  459. </div>
  460. </div>
  461. <hr/>The documentation for this class was generated from the following files:<ul>
  462. <li>ArduinoSdFat/libraries/SdFat/src/FatLib/<a class="el" href="_fat_partition_8h.html">FatPartition.h</a></li>
  463. <li>ArduinoSdFat/libraries/SdFat/src/FatLib/FatPartition.cpp</li>
  464. </ul>
  465. </div><!-- contents -->
  466. <!-- start footer part -->
  467. <hr class="footer"/><address class="footer"><small>
  468. Generated on Thu May 9 2019 06:51:28 for SdFat by &#160;<a href="http://www.doxygen.org/index.html">
  469. <img class="footer" src="doxygen.png" alt="doxygen"/>
  470. </a> 1.8.14
  471. </small></address>
  472. </body>
  473. </html>