URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [Common/] [FileSystem/] [FatFs-0.7e/] [doc/] [en/] [dwrite.html] - Rev 606
Compare with Previous | Blame | View Log
<!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="up" title="FatFs" href="../00index_e.html"> <link rel="stylesheet" href="../css_e.css" type="text/css" media="screen" title="ELM Default"> <title>FatFs - disk_write</title> </head> <body> <div class="para"> <h2>disk_write</h2> <p>The disk_write writes sector(s) to the disk.</p> <pre> DRESULT disk_write ( BYTE <em>Drive</em>, /* Physical drive number */ const BYTE* <em>Buffer</em>, /* Pointer to the write data (may be non aligned) */ DWORD <em>SectorNumber</em>, /* Sector number to write */ BYTE <em>SectorCount</em> /* Number of sectors to write */ ); </pre> </div> <div class="para"> <h4>Parameters</h4> <dl class="par"> <dt>Drive</dt> <dd>Specifies the physical drive number.</dd> <dt>Buffer</dt> <dd>Pointer to the byte array to be written. The memory address specified by upper layer may or may not be aligned to word boundary.</dd> <dt>SectorNumber</dt> <dd>Specifies the start sector number in logical block address (LBA).</dd> <dt>SectorCount</dt> <dd>Specifies the number of sectors to write. The value can be 1 to 255.</dd> </dl> </div> <div class="para"> <h4>Return Values</h4> <dl class="ret"> <dt>RES_OK (0)</dt> <dd>The function succeeded.</dd> <dt>RES_ERROR</dt> <dd>Any hard error occured during the write operation and could not recover it.</dd> <dt>RES_WRPRT</dt> <dd>The medium is write protected.</dd> <dt>RES_PARERR</dt> <dd>Invalid parameter.</dd> <dt>RES_NOTRDY</dt> <dd>The disk drive has not been initialized.</dd> </dl> </div> <div class="para"> <h4>Description</h4> <p>This function is not required in read only configuration.</p> </div> <p class="foot"><a href="../00index_e.html">Return</a></p> </body> </html>