/*------------------------------------------------------------/
/?Open?or?create?a?file?in?append?mode
/------------------------------------------------------------*/

FRESULT?open_append?（
????FIL*?fp????????????/*?[OUT]?File?object?to?create?*/
????const?char*?path????/*?[IN]??File?name?to?be?opened?*/
）
{
????FRESULT?fr;

????/*?Opens?an?existing?file.?If?not?exist?creates?a?new?file.?*/
????fr?=?f_open（fp?path?FA_WRITE?|?FA_OPEN_ALWAYS）;
????if?（fr?==?FR_OK）?{
????????/*?Seek?to?end?of?the?file?to?append?data?*/
????????fr?=?f_lseek（fp?f_size（fp））;
????????if?（fr?!=?FR_OK）
????????????f_close（fp）;
????}
????return?fr;
}


int?main?（void）
{
????FRESULT?fr;
????FATFS?fs;
????FIL?fil;

????/*?Open?or?create?a?log?file?and?ready?to?append?*/
????f_mount（&fs?““?0）;
????fr?=?open_append（&fil?“logfile.txt“）;
????if?（fr?!=?FR_OK）?return?1;

????/*?Append?a?line?*/
????f_printf（&fil?“%02u/%02u/%u?%2u:%02u\n“?Mday?Mon?Year?Hour?Min）;

????/*?Close?the?file?*/
????f_close（&fil）;

????return?0;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????109142??2014-07-17?21:52??LCD&OV7725&BMP\CORE\core_cm4.h

?????文件??????22735??2014-07-17?21:52??LCD&OV7725&BMP\CORE\core_cm4_simd.h

?????文件??????17146??2014-07-17?21:52??LCD&OV7725&BMP\CORE\core_cmFunc.h

?????文件??????20513??2014-07-17?21:52??LCD&OV7725&BMP\CORE\core_cmInstr.h

?????文件??????29605??2014-08-02?00:12??LCD&OV7725&BMP\CORE\startup_stm32f40_41xxx.s

?????文件???????3248??2014-01-15?00:31??LCD&OV7725&BMP\FATFS\doc\css_e.css

?????文件???????3661??2014-01-15?00:31??LCD&OV7725&BMP\FATFS\doc\css_j.css

?????文件???????1063??2013-09-18?21:47??LCD&OV7725&BMP\FATFS\doc\img\app1.c

?????文件???????1597??2013-10-18?21:41??LCD&OV7725&BMP\FATFS\doc\img\app2.c

?????文件???????3811??2014-01-13?20:56??LCD&OV7725&BMP\FATFS\doc\img\app3.c

?????文件??????10365??2014-01-07?15:10??LCD&OV7725&BMP\FATFS\doc\img\app4.c

?????文件???????1414??2011-09-02?22:10??LCD&OV7725&BMP\FATFS\doc\img\f1.png

?????文件???????1458??2007-02-10?03:12??LCD&OV7725&BMP\FATFS\doc\img\f2.png

?????文件???????1039??2007-02-10?03:12??LCD&OV7725&BMP\FATFS\doc\img\f3.png

?????文件???????2335??2008-01-05?20:27??LCD&OV7725&BMP\FATFS\doc\img\f4.png

?????文件???????2479??2008-01-05?20:27??LCD&OV7725&BMP\FATFS\doc\img\f5.png

?????文件???????1436??2010-08-21?10:13??LCD&OV7725&BMP\FATFS\doc\img\f6.png

?????文件??????11388??2013-05-12?12:31??LCD&OV7725&BMP\FATFS\doc\img\f7.png

?????文件??????11421??2014-02-19?22:38??LCD&OV7725&BMP\FATFS\doc\img\funcs.png

?????文件???????2401??2009-03-20?21:57??LCD&OV7725&BMP\FATFS\doc\img\layers.png

?????文件???????2379??2009-06-13?21:48??LCD&OV7725&BMP\FATFS\doc\img\layers3.png

?????文件???????7932??2013-12-27?12:20??LCD&OV7725&BMP\FATFS\doc\img\modules.png

?????文件??????19068??2008-10-18?19:31??LCD&OV7725&BMP\FATFS\doc\img\rwtest.png

?????文件???????8153??2010-09-13?10:55??LCD&OV7725&BMP\FATFS\doc\img\rwtest2.png

?????文件???????3011??2009-06-15?00:03??LCD&OV7725&BMP\FATFS\doc\img\rwtest3.png

?????文件???????5352??2014-01-15?00:31??LCD&OV7725&BMP\FATFS\doc\updates.txt

?????文件???????3229??2017-04-17?13:32??LCD&OV7725&BMP\FATFS\exfuns\exfuns.c

?????文件???????1564??2014-08-29?15:13??LCD&OV7725&BMP\FATFS\exfuns\exfuns.h

?????文件???????7249??2017-04-16?23:19??LCD&OV7725&BMP\FATFS\exfuns\fattester.c

?????文件????????749??2017-04-16?23:22??LCD&OV7725&BMP\FATFS\exfuns\fattester.h

............此處省略301個文件信息