fatfs: add configuration of allocation unit size

Closes https://github.com/espressif/esp-idf/issues/1382.
2025-09-30 19:19:21 +00:00 · 2018-01-08 16:21:02 +08:00
parent e381c6adde
commit 59859fa53c
7 changed files with 67 additions and 8 deletions
--- a/examples/storage/sd_card/main/sd_card_example_main.c
+++ b/examples/storage/sd_card/main/sd_card_example_main.c
@@ -81,7 +81,8 @@ void app_main(void)
    // formatted in case when mounting fails.
    esp_vfs_fat_sdmmc_mount_config_t mount_config = {
        .format_if_mount_failed = false,
-        .max_files = 5
+        .max_files = 5,
+        .allocation_unit_size = 16 * 1024
    };

    // Use settings defined above to initialize SD card and mount FAT filesystem.