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Openmv插入SD卡,能读取SD卡的pgm文件吗?访问根路径为多少?
插入SD卡，会覆盖根目录，SD卡就是根目录。
当我尝试获取根目录的文件时，出现警报"openmv A hard error occurred in the low level disk lolayer",是无法读取sd卡的文件吗?
SD卡有问题吧，看看是不是fat32格式，或者fat, exfat也行。