2024-09-02 10:46 PM
Could you show me that "f_open(&fil, "w_test.txt", FA_CREATE_ALWAYS | FA_WRITE)" get "NOT READY FR_OK" ?
When I used "NUCLEO F722", I get "NOT READY FR_OK". But when I used "NUCLEO L476", I get FR_OK.
I checked wiring so many times.