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FatFs

Platform/FatFs/ wraps ChaN FatFs as the File layer (FatFs documentation). RTOS-agnostic — bare-metal, FreeRTOS, Zephyr, NuttX.

Fills the File role — the primitive beneath a BlockDevice.

What it ships

Class Role
SolidSyslogFatFsFile file — f_sync after every write

Requirements

Your ffconf.h, a diskio.c media driver, and — if FF_FS_REENTRANT=1 — an ffsystem.c.