WebApr 7, 2024 · Remarks:该函数必须在 Fatfs 模块的控制下,应用程序不能调用该函数,当需要重新初始化文件系统的时候,调用 f_mount 即可。 三、存储设备读接口 disk_read. 该方法在读写存储设备扇区的时候被调用。 WebDec 22, 2014 · 自己恢复一下,问题找到了 打开的文件是Song文件不是Music文件,都是移植别人的东西没有细心看造成的 void Play_Music(void)
Read single lines using FatFS on STM32 - Stack Overflow
WebIn the main function, f_mount, f_open, and f_read, return the result FR_OK and the data is correctly read. But then in the function "acquire_voice_from_file", one or two frames are successfully read, and then I get the value FR_DISK_ERR from the function f_read in the function "read_frame_from_file". WebJul 28, 2024 · If the system does not have / any RTC function or valid timestamp is not needed, set FF_FS_NORTC = 1 to disable / the timestamp function. Every object modified by FatFs will have a fixed timestamp / defined by FF_NORTC_MON, FF_NORTC_MDAY and FF_NORTC_YEAR in local time. / To enable timestamp function (FF_FS_NORTC = … cindy cherry
STM32CubeMX学习笔记(27)——FatFs文件系统使用(操作SD …
WebAug 24, 2016 · f_close 函数关闭一个打开的文件对象。无论向文件写入任何数据,文件的缓存信息都将被写回到磁盘。该函数成功后,文件对象不再有效,并且可以被丢弃。如果文件对象是在只读模式下打开的,不需要使用该函数,也能被丢弃。 4.f_read 从一个文件读取数据 WebMay 6, 2024 · is there a clean way to read single rows with the FatFS Library on a STM32? I need a function that fills a buffer with a specific row/line from a txt file on SD Card. At the moment I read the file wiht f_read but I never know how long one row is: f_read(&file.file_p, buffer, len, &bw); Thanks WebSep 10, 2024 · Fatfs文件系统常用函数:f_mount、f_open、f_close、f_read、f_write、f_lseek、f_truncate、f_sync、f_opendir FatFS是一个为小型嵌入式系统设计的通用FAT(File Allocation Table)文件系统模块。 cindy cherrington glass art