fatfs v0.01 Apr 29, 2006:

- First stable version

doc/en/dread.html

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+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
+<html lang="en">
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
+<meta http-equiv="Content-Style-Type" content="text/css">
+<link rel="stylesheet" href="../css_e.css" type="text/css" media="screen" title="ELM Default">
+<title>FatFs - disk_read</title>
+</head>
+
+<body>
+
+<div class="para">
+<h2>disk_read</h2>
+<p>The disk_read reads sector(s) from the disk drive.</p>
+<pre>
+DRESULT disk_read (
+  BYTE* <em>Buffer</em>,        // Pointer to the read buffer.
+  DWORD <em>SectorNumber</em>,  // Sector number to read from.
+  BYTE <em>SectorCount</em>     // Number of sectros to read.
+);
+</pre>
+</div>
+
+<div class="para">
+<h4>Parameters</h4>
+<dl class="par">
+<dt>Buffer</dt>
+<dd>Pointer to the read buffer to store the read data. <tt>SectorCount * 512</tt> bytes is required for the size of the read buffer.</dd>
+<dt>SectorNumber</dt>
+<dd>Specifies the sector number in logical block address to read from.</dd>
+<dt>SectorCount</dt>
+<dd>Specifies number of sectors to read. The value can be 1 to 255.</dd>
+</dl>
+</div>
+
+
+<div class="para">
+<h4>Return Value</h4>
+<dl class="ret">
+<dt>RES_OK</dt>
+<dd>The function succeeded.</dd>
+<dt>RES_ERROR</dt>
+<dd>Any error occured during read operation.</dd>
+<dt>RES_PARERR</dt>
+<dd>Invalid parameter.</dd>
+<dt>RES_NOTRDY</dt>
+<dd>The disk dirve has not been initialized.</dd>
+</dl>
+</div>
+
+
+<p class="foot"><a href="../00index_e.html">Return</a></p>
+</body>
+</html>