Understanding FAT32 Filesystems

一篇很好的介绍FAT32的文章

https://www.pjrc.com/tech/8051/ide/fat32.html#:~:text=The%20layout%20of%20a%20FAT32%20filesystem%20is%20simple.,two%20copies%20of%20the%20FAT%20%28File%20Allocation%20Table%29.