API Guides ********** .. toctree:: :maxdepth: 1 General Notes Build System Error Handling Fatal Errors Deep Sleep Wake Stubs ESP32 Core Dump Flash Encryption <../security/flash-encryption> FreeRTOS SMP Changes Thread Local Storage High Level Interrupts JTAG Debugging Bootloader Partition Tables Secure Boot <../security/secure-boot> ULP Coprocessor Unit Testing Application Level Tracing Console Component ROM debug console WiFi Driver Mesh Stack BluFi External SPI-connected RAM