int main(void){FATFS FatFs;FIL fil;FRESULT fr;UINT bw; fr = f_mount(&FatFs, "", 0);if (fr != FR_OK) {return (int)fr;}fr = f_open(&fil, "example.txt", FA_WRITE | FA_CREATE_ALWAYS);if (fr != FR_OK) { f_mount(NULL, "", 0);return (int)fr;}f_close(&fil);}...