系统 API ******** :link_to_translation:`en:[English]` .. toctree:: :maxdepth: 1 app_image_format bootloader_image_format app_trace esp_function_with_shared_stack chip_revision console efuse esp_err esp_https_ota esp_event freertos freertos_idf freertos_additions mem_alloc mm :SOC_PSRAM_DMA_CAPABLE or SOC_CACHE_INTERNAL_MEM_VIA_L1CACHE: mm_sync heap_debug esp_timer internal-unstable :not CONFIG_FREERTOS_UNICORE or esp32p4: ipc intr_alloc log misc_system_api ota :CONFIG_IDF_TARGET_ARCH_XTENSA: perfmon power_management pthread random sleep_modes soc_caps system_time :SOC_ASYNC_MEMCPY_SUPPORTED: async_memcpy :esp32: himem :SOC_ULP_FSM_SUPPORTED: ulp :SOC_RISCV_COPROC_SUPPORTED: ulp-risc-v :SOC_LP_CORE_SUPPORTED: ulp-lp-core wdts 此部分 API 代码示例存放在 ESP-IDF 示例项目的 :example:`system` 目录下。