1API Guides
2**********
3:link_to_translation:`zh_CN:[中文]`
4
5.. toctree::
6    :maxdepth: 1
7
8    Application Level Tracing <app_trace>
9    Application Startup Flow <startup>
10    :SOC_BT_SUPPORTED: BluFi <blufi>
11    Bootloader <bootloader>
12    Build System <build-system>
13    :esp32: Build System (Legacy GNU Make) <build-system-legacy>
14    Deep Sleep Wake Stubs <deep-sleep-stub>
15    :SOC_USB_OTG_SUPPORTED: Device Firmware Upgrade through USB <dfu>
16    Error Handling <error-handling>
17    :SOC_BT_SUPPORTED: ESP-BLE-MESH <esp-ble-mesh/ble-mesh-index>
18    ESP-WIFI-MESH <esp-wifi-mesh>
19    Core Dump <core_dump>
20    Event Handling <event-handling>
21    :SOC_SPIRAM_SUPPORTED: External SPI-connected RAM <external-ram>
22    Fatal Errors <fatal-errors>
23    Flash Encryption <../security/flash-encryption>
24    :esp32s3: Flash and External SPI RAM Configuration <flash_psram_config>
25    FreeRTOS SMP Changes <freertos-smp>
26    Hardware Abstraction <hardware-abstraction>
27    :CONFIG_IDF_TARGET_ARCH_XTENSA: High Level Interrupts <hlinterrupts>
28    JTAG Debugging <jtag-debugging/index>
29    Linker Script Generation <linker-script-generation>
30    Memory Types <memory-types>
31    lwIP TCP/IP Stack <lwip>
32    OpenThread <openthread>
33    Partition Tables <partition-tables>
34    Performance <performance/index>
35    RF Calibration <RF_calibration>
36    :esp32: Secure Boot <../security/secure-boot-v1>
37    Secure Boot V2 <../security/secure-boot-v2>
38    Thread Local Storage <thread-local-storage>
39    Tools <tools/index>
40    :SOC_ULP_SUPPORTED: ULP Coprocessor <ulp>
41    :esp32: ULP Coprocessor (Legacy GNU Make) <ulp-legacy>
42    :SOC_RISCV_COPROC_SUPPORTED: ULP-RISC-V Coprocessor <ulp-risc-v>
43    Unit Testing (Target) <unit-tests>
44    Unit Testing (Linux Host) <linux-host-testing>
45    :esp32: Unit Testing (Legacy GNU Make) <unit-tests-legacy>
46    :SOC_USB_OTG_SUPPORTED: USB OTG Console <usb-otg-console>
47    :SOC_USB_SERIAL_JTAG_SUPPORTED: USB Serial/JTAG Controller Console <usb-serial-jtag-console>
48    Wi-Fi Driver <wifi>
49    Wi-Fi Security <wifi-security>
50