WebMay 28, 2024 · c语言fwrite和fread连续读写文件流本例程的编写是基于windows,编译器用的是gnu下的gcc: 头文件stdio.h和stdlib.h 读写函数是fwrite和fread 文件指针移动函数有lseek,ftell,fseek *文件结束判断函数feof 函数的具体参数和返回值可查阅手册 连续写入long类型的一个数组 #include WebOct 10, 2024 · FATFS模块在移植的时候,一般只需要修改2个文件,即ffconf.h和diskio.c。FATFS模块的所有配置项都是存放在ffconf.h里面,可以通过配置里面的一些选项,来满足自己的需求。diskio.c是硬件层,负责 …
正点原子【STM32-F407探索者】第四十四章 FATFS 实验 - 知乎
WebFor good read/write throughput on the small embedded systems with limited size of memory, application programmer should consider what process is done in the FatFs module. The file data on the volume is transferred in following sequence by f_read function. Figure 1. Sector unaligned read (short) Figure 2. Sector unaligned read (long) Figure 3. the university of texas at austin sociology
FatFs - Generic FAT Filesystem Module
WebNov 9, 2016 · 因为f_read读出是uint型的,所以我要转成uint16_t。我的.wav文件大小有20k左右,依据上面给数组分配的大小,我需要连续读几次才能完成,但是存在如下的问 … WebJan 8, 2024 · Using fatFs library ver. R0.13a I'm able to mount the drive and open the file with f_mount and f_open functions. But when it comes to reading from file, it just freezes somewhere in f_read function. Also when I try to change the position of pointer with f_lseek, again it freezes. f_lseek works only when I write it as: f_lseek (&MyFile, 0). WebFatfs(文件系统的移植)一、文件系统介绍二、移植条件、说明1、FatFs模块在可移植性方面设定了以下条件:2、数据类型说明3、系统框架三、文件移植操作四、接口的实现修改后的diskio.c对ffconf.h文件进行修改API查询五、测试使用头文件源文件 一、文件系统介绍 FatFs是用于小型嵌入式系统的通用 FAT ... the university of texas md anderson