API Guides ********** .. toctree:: :maxdepth: 1 General Notes <general-notes> Build System <build-system> Error Handling <error-handling> Fatal Errors <fatal-errors> Deep Sleep Wake Stubs <deep-sleep-stub> ESP32 Core Dump <core_dump> Flash Encryption <../security/flash-encryption> FreeRTOS SMP Changes <freertos-smp> Thread Local Storage <thread-local-storage> High Level Interrupts <hlinterrupts> JTAG Debugging <jtag-debugging/index> Bootloader <bootloader> Partition Tables <partition-tables> Secure Boot <../security/secure-boot> ULP Coprocessor <ulp> Unit Testing <unit-tests> Application Level Tracing <app_trace> Console Component <console> ROM debug console <romconsole> WiFi Driver <wifi> Mesh Stack <mesh> BluFi <blufi> External SPI-connected RAM <external-ram>