Espressif ESP32-S2 Programming Manual page 1232

Chapter 2. API Reference
CONFIG_SPI_FLASH_ENABLE_ENCRYPTED_READ_WRITE
Enable encrypted partition read/write operations
Found in: Component config
This option enables flash read/write operations to encrypted partition/s. This option is kept enabled
irrespective of state of flash encryption feature. However, in case application is not using flash encryption
feature and is in need of some additional memory from IRAM region (~1KB) then this config can be
disabled.
Default value:
• Yes (enabled)
SPIFFS Configuration
• Debug Configuration
• CONFIG_SPIFFS_USE_MAGIC
• CONFIG_SPIFFS_GC_STATS
• CONFIG_SPIFFS_PAGE_CHECK
• CONFIG_SPIFFS_FOLLOW_SYMLINKS
• CONFIG_SPIFFS_MAX_PARTITIONS
• CONFIG_SPIFFS_USE_MTIME
• CONFIG_SPIFFS_GC_MAX_RUNS
• CONFIG_SPIFFS_OBJ_NAME_LEN
• CONFIG_SPIFFS_META_LENGTH
• SPIFFS Cache Configuration
• CONFIG_SPIFFS_PAGE_SIZE
• CONFIG_SPIFFS_MTIME_WIDE_64_BITS
CONFIG_SPIFFS_MAX_PARTITIONS
Maximum Number of Partitions
Found in: Component config
Define maximum number of partitions that can be mounted.
Range:
• from 1 to 10
Default value:
• 3
SPIFFS Cache Configuration
• CONFIG_SPIFFS_CACHE
CONFIG_SPIFFS_CACHE
Enable SPIFFS Cache
Found in: Component config
Enables/disable memory read caching of nucleus file system operations.
Default value:
• Yes (enabled)
Espressif Systems
> SPI Flash driver
Contains:
> SPIFFS Configuration
Contains:
> SPIFFS Configuration
Submit Document Feedback
> SPIFFS Cache Configuration
1221 Release v4.4