Associate II

Question

About FatFs Return FR_NOT_ENABLED

I use stm32F746 & FreeRTOS & SDMMC & DMA.

When I use f_open in somewhere it will return FR_NOT_ENABLED...

But in my system have the other f_open & f_write is normal work(I am not remount).

My English is not very good,if anything can't understand please tell me.

Thanks in advance

This topic has been closed for replies.

Senior

this indicates file system object error

when you get this error? means in what fucntion

Guru

Need to keep all SDMMC interaction in a single thread or mutex usage. Check also build options for FatFs

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Associate II

Thanks for yours reply

This is my ffconf.h

"means in what fucntion" I can't understand this mean?

I am keep all SDMMC interaction in a single thread, not mutex usage.

My English is not very good,if anything can't understand please tell me.

Thanks All !

Senior

jsut try simple only fatfs without rtos

Associate II

Thanks your reply

I am try fatfs without rtos,But FR_NOT_ENABLED was not happen.:crying_face:

Senior

So there is nothing issue related to fatfs configuration

you have some problem in RTOS

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