touch & sd working

2026-01-28 17:22:15 -05:00
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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=utf-8">
+<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_initialize</title>
+</head>
+
+<body>
+
+<div class="para func">
+<h2>disk_initialize</h2>
+<p>The disk_initialize function is called to initializes the storage device.</p>
+<pre>
+DSTATUS disk_initialize (
+  BYTE <span class="arg">pdrv</span>           <span class="c">/* [IN] Physical drive number */</span>
+);
+</pre>
+</div>
+
+<div class="para arg">
+<h4>Parameter</h4>
+<dl class="par">
+<dt>pdrv</dt>
+<dd>Physical drive number to identify the target device. Always zero at single drive system.</dd>
+</dl>
+</div>
+
+
+<div class="para ret">
+<h4>Return Values</h4>
+<p>This function returns the current drive status flags as the result. For details of the drive status, refer to the <a href="dstat.html">disk_status</a> function.</p>
+</div>
+
+<div class="para desc">
+<h4>Description</h4>
+<p>This function initializes the storage device and put it ready to generic read/write. When the function succeeded, <tt>STA_NOINIT</tt> flag in the return value is cleared.</p>
+<p><em>Remarks: This function needs to be under control of FatFs module. Application program MUST NOT call this function while FatFs is in use, or FAT structure on the volume can be broken. To re-initialize the filesystem, use <tt>f_mount</tt> function instead.</em></p>
+</div>
+
+
+<p class="foot"><a href="../index.html">Return</a></p>
+</body>
+</html>