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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=iso-8859-1"><title>Procyon AVRlib: EEPROM Parameter Storage Library (param.c)</title><link href="dox.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.4.2 --><div class="qindex"><a class="qindex" href="main.html">Main Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="dirs.html">Directories</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related Pages</a></div><h1>EEPROM Parameter Storage Library (param.c)<br><small>[<a class="el" href="group__driver__avr.html">Drivers (for AVR peripherals)</a>]</small></h1><hr><a name="_details"></a><h2>Detailed Description</h2><div class="fragment"><pre class="fragment"><span class="preprocessor"> #include "<a class="code" href="param_8h.html">param.h</a>"</span> </pre></div> <dl compact><dt><b>Description</b></dt><dd>The "Param" library provide two simple functions for loading and storing blocks of parameters out of and into internal EEPROM. </dd></dl><p><table border="0" cellpadding="0" cellspacing="0"><tr><td></td></tr><tr><td colspan="2"><br><h2>Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__param.html#ga0">paramStore</a> (u08 *parameters, u08 *memaddr, u16 sizebytes)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">u08 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__param.html#ga1">paramLoad</a> (u08 *parameters, u08 *memaddr, u16 sizebytes)</td></tr></table><hr><h2>Function Documentation</h2><a class="anchor" name="ga1" doxytag="param.h::paramLoad"></a><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">u08 paramLoad </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">u08 * </td> <td class="mdname" nowrap> <em>parameters</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>u08 * </td> <td class="mdname" nowrap> <em>memaddr</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>u16 </td> <td class="mdname" nowrap> <em>sizebytes</em></td> </tr> <tr> <td class="md"></td> <td class="md">) </td> <td class="md" colspan="2"></td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p>paramLoad loads a block of data/parameters into RAM from EEPROM, and performs an 8-bit checksum to validate it. <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>parameters</em> </td><td>pointer to SRAM location into which parameters should be loaded </td></tr> <tr><td valign="top"></td><td valign="top"><em>memaddr</em> </td><td>pointer to EEPROM memory address parameters are stored </td></tr> <tr><td valign="top"></td><td valign="top"><em>sizebytes</em> </td><td>size of parameter block in bytes </td></tr> </table></dl><dl compact><dt><b>Returns:</b></dt><dd>TRUE if load successful and checksum matched, FALSE otherwise </dd></dl><p>Definition at line <a class="el" href="param_8c-source.html#l00019">19</a> of file <a class="el" href="param_8c-source.html">param.c</a>. </td> </tr></table><a class="anchor" name="ga0" doxytag="param.h::paramStore"></a><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">void paramStore </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">u08 * </td> <td class="mdname" nowrap> <em>parameters</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>u08 * </td> <td class="mdname" nowrap> <em>memaddr</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>u16 </td> <td class="mdname" nowrap> <em>sizebytes</em></td> </tr> <tr> <td class="md"></td> <td class="md">) </td> <td class="md" colspan="2"></td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p>paramStore saves a block of data/parameters into EEPROM from RAM, and performs an 8-bit checksum, stored in EEPROM immediately after the data block. <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>parameters</em> </td><td>pointer to SRAM location where parameters are stored </td></tr> <tr><td valign="top"></td><td valign="top"><em>memaddr</em> </td><td>pointer to EEPROM memory address where parameters should be written </td></tr> <tr><td valign="top"></td><td valign="top"><em>sizebytes</em> </td><td>size of parameter block in bytes </td></tr> </table></dl><p>Definition at line <a class="el" href="param_8c-source.html#l00041">41</a> of file <a class="el" href="param_8c-source.html">param.c</a>. </td> </tr></table><hr size="1"><address style="align: right;"><small>Generated on Mon Oct 24 16:03:57 2005 for Procyon AVRlib by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.2 </small></address></body></html>⌨️ 快捷键说明
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