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- <title>FatFs - disk_status</title>
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- <div class="para func">
- <h2>disk_status</h2>
- <p>The disk_status function returns the current disk status.</p>
- <pre>
- DSTATUS disk_status (
- BYTE <em>Drive</em> <span class="c">/* Physical drive number */</span>
- );
- </pre>
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- <div class="para arg">
- <h4>Parameter</h4>
- <dl class="par">
- <dt>Drive</dt>
- <dd>Specifies the physical drive number to be confirmed.</dd>
- </dl>
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- <div class="para ret">
- <h4>Return Values</h4>
- <p>The disk status is returned in combination of following flags. FatFs refers only <tt>STA_NOINIT</tt> and <tt>STA_PROTECTED</tt>.</p>
- <dl class="ret">
- <dt>STA_NOINIT</dt>
- <dd>Indicates that the disk drive has not been initialized. This flag is set on: system reset, disk removal and disk_initialize function failed, and cleared on: disk_initialize function succeeded.</dd>
- <dt>STA_NODISK</dt>
- <dd>Indicates that no medium in the drive. This is always cleared on fixed disk drive.</dd>
- <dt>STA_PROTECTED</dt>
- <dd>Indicates that the medium is write protected. This is always cleared on the drive that does not support write protect notch. Not valid when <tt>STA_NODISK</tt> is set.</dd>
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