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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"><title>sd-reader: MMC/SD configuration</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.5 --><div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul> </div></div><div class="contents"><h1>MMC/SD configuration<br><small>[<a class="el" href="group__sd__raw.html">MMC/SD card raw access</a>]</small></h1><hr><a name="_details"></a><h2>Detailed Description</h2>Preprocessor defines to configure the MMC/SD support. <p><p><table border="0" cellpadding="0" cellspacing="0"><tr><td></td></tr><tr><td colspan="2"><br><h2>Defines</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__sd__raw__config.html#g5f2253a3c408671f91f9aebefeef7472">SD_RAW_WRITE_SUPPORT</a></td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Controls MMC/SD write support. <a href="#g5f2253a3c408671f91f9aebefeef7472"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__sd__raw__config.html#ga749d88c077a812f5c518e3172c96f9e">SD_RAW_WRITE_BUFFERING</a></td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Controls MMC/SD write buffering. <a href="#ga749d88c077a812f5c518e3172c96f9e"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__sd__raw__config.html#g4b98be138e87b8ab807d3f266a0c5bb9">SD_RAW_SAVE_RAM</a></td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Controls MMC/SD access buffering. <a href="#g4b98be138e87b8ab807d3f266a0c5bb9"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__sd__raw__config.html#g4b98be138e87b8ab807d3f266a0c5bb9">SD_RAW_SAVE_RAM</a></td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Controls MMC/SD access buffering. <a href="#g4b98be138e87b8ab807d3f266a0c5bb9"></a><br></td></tr></table><hr><h2>Define Documentation</h2><a class="anchor" name="g4b98be138e87b8ab807d3f266a0c5bb9"></a><!-- doxytag: member="sd_raw_config.h::SD_RAW_SAVE_RAM" ref="g4b98be138e87b8ab807d3f266a0c5bb9" args="" --><div class="memitem"><div class="memproto"> <table class="memname"> <tr> <td class="memname">#define SD_RAW_SAVE_RAM </td> </tr> </table></div><div class="memdoc"><p>Controls MMC/SD access buffering. <p>Set to 1 to save static RAM, but be aware that you will lose performance.<p><dl class="note" compact><dt><b>Note:</b></dt><dd>When SD_RAW_WRITE_SUPPORT is 1, SD_RAW_SAVE_RAM will be reset to 0. </dd></dl></div></div><p><a class="anchor" name="g4b98be138e87b8ab807d3f266a0c5bb9"></a><!-- doxytag: member="sd_raw_config.h::SD_RAW_SAVE_RAM" ref="g4b98be138e87b8ab807d3f266a0c5bb9" args="" --><div class="memitem"><div class="memproto"> <table class="memname"> <tr> <td class="memname">#define SD_RAW_SAVE_RAM </td> </tr> </table></div><div class="memdoc"><p>Controls MMC/SD access buffering. <p>Set to 1 to save static RAM, but be aware that you will lose performance.<p><dl class="note" compact><dt><b>Note:</b></dt><dd>When SD_RAW_WRITE_SUPPORT is 1, SD_RAW_SAVE_RAM will be reset to 0. </dd></dl></div></div><p><a class="anchor" name="ga749d88c077a812f5c518e3172c96f9e"></a><!-- doxytag: member="sd_raw_config.h::SD_RAW_WRITE_BUFFERING" ref="ga749d88c077a812f5c518e3172c96f9e" args="" --><div class="memitem"><div class="memproto"> <table class="memname"> <tr> <td class="memname">#define SD_RAW_WRITE_BUFFERING </td> </tr> </table></div><div class="memdoc"><p>Controls MMC/SD write buffering. <p>Set to 1 to buffer write accesses, set to 0 to disable it.<p><dl class="note" compact><dt><b>Note:</b></dt><dd>This option has no effect when SD_RAW_WRITE_SUPPORT is 0. </dd></dl></div></div><p><a class="anchor" name="g5f2253a3c408671f91f9aebefeef7472"></a><!-- doxytag: member="sd_raw_config.h::SD_RAW_WRITE_SUPPORT" ref="g5f2253a3c408671f91f9aebefeef7472" args="" --><div class="memitem"><div class="memproto"> <table class="memname"> <tr> <td class="memname">#define SD_RAW_WRITE_SUPPORT </td> </tr> </table></div><div class="memdoc"><p>Controls MMC/SD write support. <p>Set to 1 to enable MMC/SD write support, set to 0 to disable it. </div></div><p></div><hr size="1"><address style="text-align: right;"><small>Generated on Sun Jun 8 10:23:35 2008 for sd-reader by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.5 </small></address></body></html>?? 快捷鍵說(shuō)明
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