Yeah, I'm using that example, and already tried the f_getfree code, which don't work( got both 0 size) I also tried to use 1: or 2: instead of 0: in f_getfree, they would make the program crash. Any ideas? Thanks for replying. https://sourcegraph.com/github.com/espressif/esp-idf/-/blob/components/s...

Are you using this https://sourcegraph.com/github.com/espressif/esp-idf/-/blob/examples/storage/sd_card/sdspi/main/sd_card_example_main.c example try this int file_space() { FATFS *fs; DWORD fre_clust, fre_sect, tot_sect; /* Get volume information and free clusters of drive 0 */ int res = f_getfree(...

This works please look the attached file

[/#include <string.h> #include "freertos/FreeRTOS.h" #include "freertos/task.h" #include "freertos/event_groups.h" #include "esp_system.h" #include "esp_wifi.h" #include "esp_event_loop.h" #include "esp_log.h" #include "nvs_flash.h" #include "lwip/err.h" #include "lwip/sys.h" #define EXAMPLE_ESP_WI...