up

code/hello_world_01/.vscode/c_cpp_properties.json

@@ -2,7 +2,7 @@
   "configurations": [
     {
       "name": "ESP-IDF",
-      "compilerPath": "C:\\Espressif\\tools\\xtensa-esp-elf\\esp-14.2.0_20241119\\xtensa-esp-elf\\bin\\xtensa-esp32-elf-gcc.exe",
+      "compilerPath": "C:\\Espressif\\tools\\xtensa-esp-elf\\esp-14.2.0_20241119\\xtensa-esp-elf\\bin\\xtensa-esp32s3-elf-gcc.exe",
       "compileCommands": "${config:idf.buildPath}/compile_commands.json",
       "includePath": [
         "${workspaceFolder}/**"

code/hello_world_01/.vscode/settings.json

@@ -6,6 +6,8 @@
   "idf.portWin": "COM10",
   "idf.currentSetup": "C:\\Users\\wuwen\\esp\\v5.5.1\\esp-idf",
   "idf.customExtraVars": {
+    "OPENOCD_SCRIPTS": "C:\\Espressif\\tools\\openocd-esp32\\v0.11.0-esp32-20220411/openocd-esp32/share/openocd/scripts",
+    "IDF_CCACHE_ENABLE": "1",
     "IDF_TARGET": "esp32s3"
   },
   "clangd.path": "C:\\Espressif\\tools\\esp-clang\\esp-19.1.2_20250312\\esp-clang\\bin\\clangd.exe",

code/hello_world_01/main/CMakeLists.txt

@@ -7,7 +7,7 @@ idf_component_register(
     PRIV_REQUIRES spi_flash esp_driver_spi esp_driver_gpio esp_timer
     INCLUDE_DIRS "."
     REQUIRES 
-        spiffs
+        spiffs esp_psram 
     PRIV_REQUIRES
     )
 

code/hello_world_01/main/hello_world_main.c

@@ -54,6 +54,18 @@ void app_main(void)
 
     ESP_LOGI(TAG, "sizeof(int) ==%d", sizeof(int));
 
+    // 内部 RAM 信息
+    size_t internal_free = heap_caps_get_free_size(MALLOC_CAP_INTERNAL);
+    size_t internal_total = heap_caps_get_total_size(MALLOC_CAP_INTERNAL);
+
+    ESP_LOGI(TAG,"内部 RAM 总大小：%u KB，可用：%u KB\n", internal_total/1024, internal_free/1024);
+
+    // PSRAM 信息
+    size_t psram_free = heap_caps_get_free_size(MALLOC_CAP_SPIRAM);
+    size_t psram_total = heap_caps_get_total_size(MALLOC_CAP_SPIRAM);
+
+    ESP_LOGI(TAG,"PSRAM 总大小：%u KB，可用：%u KB\n", psram_total/1024, psram_free/1024);
+
 
     // 1. 初始化 SPIFFS
     const char *spiffs_base_path = "/spiffs";

code/hello_world_01/sdkconfig

@@ -739,8 +739,8 @@ CONFIG_ESP32S3_UNIVERSAL_MAC_ADDRESSES=4
 #
 # Sleep Config
 #
-# CONFIG_ESP_SLEEP_POWER_DOWN_FLASH is not set
 CONFIG_ESP_SLEEP_FLASH_LEAKAGE_WORKAROUND=y
+CONFIG_ESP_SLEEP_PSRAM_LEAKAGE_WORKAROUND=y
 CONFIG_ESP_SLEEP_MSPI_NEED_ALL_IO_PU=y
 CONFIG_ESP_SLEEP_RTC_BUS_ISO_WORKAROUND=y
 CONFIG_ESP_SLEEP_GPIO_RESET_WORKAROUND=y
@@ -829,6 +829,44 @@ CONFIG_PM_POWER_DOWN_CPU_IN_LIGHT_SLEEP=y
 CONFIG_PM_RESTORE_CACHE_TAGMEM_AFTER_LIGHT_SLEEP=y
 # end of Power Management
 
+#
+# ESP PSRAM
+#
+CONFIG_SPIRAM=y
+
+#
+# SPI RAM config
+#
+CONFIG_SPIRAM_MODE_QUAD=y
+# CONFIG_SPIRAM_MODE_OCT is not set
+CONFIG_SPIRAM_TYPE_AUTO=y
+# CONFIG_SPIRAM_TYPE_ESPPSRAM16 is not set
+# CONFIG_SPIRAM_TYPE_ESPPSRAM32 is not set
+# CONFIG_SPIRAM_TYPE_ESPPSRAM64 is not set
+CONFIG_SPIRAM_CLK_IO=30
+CONFIG_SPIRAM_CS_IO=26
+# CONFIG_SPIRAM_XIP_FROM_PSRAM is not set
+# CONFIG_SPIRAM_FETCH_INSTRUCTIONS is not set
+# CONFIG_SPIRAM_RODATA is not set
+# CONFIG_SPIRAM_SPEED_120M is not set
+# CONFIG_SPIRAM_SPEED_80M is not set
+CONFIG_SPIRAM_SPEED_40M=y
+CONFIG_SPIRAM_SPEED=40
+CONFIG_SPIRAM_BOOT_HW_INIT=y
+CONFIG_SPIRAM_BOOT_INIT=y
+CONFIG_SPIRAM_PRE_CONFIGURE_MEMORY_PROTECTION=y
+# CONFIG_SPIRAM_IGNORE_NOTFOUND is not set
+# CONFIG_SPIRAM_USE_CAPS_ALLOC is not set
+CONFIG_SPIRAM_USE_MALLOC=y
+CONFIG_SPIRAM_MEMTEST=y
+CONFIG_SPIRAM_MALLOC_ALWAYSINTERNAL=16384
+# CONFIG_SPIRAM_TRY_ALLOCATE_WIFI_LWIP is not set
+CONFIG_SPIRAM_MALLOC_RESERVE_INTERNAL=32768
+# CONFIG_SPIRAM_ALLOW_BSS_SEG_EXTERNAL_MEMORY is not set
+# CONFIG_SPIRAM_ALLOW_NOINIT_SEG_EXTERNAL_MEMORY is not set
+# end of SPI RAM config
+# end of ESP PSRAM
+
 #
 # ESP Ringbuf
 #
@@ -1029,6 +1067,7 @@ CONFIG_FREERTOS_SYSTICK_USES_SYSTIMER=y
 #
 # Extra
 #
+CONFIG_FREERTOS_TASK_CREATE_ALLOW_EXT_MEM=y
 # end of Extra
 
 CONFIG_FREERTOS_PORT=y
@@ -1125,6 +1164,7 @@ CONFIG_LOG_IN_IRAM=y
 # mbedTLS
 #
 CONFIG_MBEDTLS_INTERNAL_MEM_ALLOC=y
+# CONFIG_MBEDTLS_EXTERNAL_MEM_ALLOC is not set
 # CONFIG_MBEDTLS_DEFAULT_MEM_ALLOC is not set
 # CONFIG_MBEDTLS_CUSTOM_MEM_ALLOC is not set
 CONFIG_MBEDTLS_ASYMMETRIC_CONTENT_LEN=y
@@ -1279,6 +1319,8 @@ CONFIG_LIBC_TIME_SYSCALL_USE_RTC_HRT=y
 # CONFIG_LIBC_TIME_SYSCALL_USE_NONE is not set
 # end of LibC
 
+CONFIG_STDATOMIC_S32C1I_SPIRAM_WORKAROUND=y
+
 #
 # PThreads
 #
@@ -1464,7 +1506,6 @@ CONFIG_STACK_CHECK_NONE=y
 # CONFIG_STACK_CHECK_STRONG is not set
 # CONFIG_STACK_CHECK_ALL is not set
 # CONFIG_WARN_WRITE_STRINGS is not set
-# CONFIG_ESP_SYSTEM_PD_FLASH is not set
 CONFIG_ESP32S3_DEEP_SLEEP_WAKEUP_DELAY=2000
 CONFIG_ESP_SLEEP_DEEP_SLEEP_WAKEUP_DELAY=2000
 CONFIG_ESP32S3_RTC_CLK_SRC_INT_RC=y
@@ -1494,6 +1535,9 @@ CONFIG_ESP32S3_BROWNOUT_DET_LVL=7
 CONFIG_ESP_SYSTEM_BROWNOUT_INTR=y
 CONFIG_ESP_SYSTEM_PM_POWER_DOWN_CPU=y
 CONFIG_PM_POWER_DOWN_TAGMEM_IN_LIGHT_SLEEP=y
+CONFIG_ESP32S3_SPIRAM_SUPPORT=y
+CONFIG_DEFAULT_PSRAM_CLK_IO=30
+CONFIG_DEFAULT_PSRAM_CS_IO=26
 # CONFIG_ESP32S3_DEFAULT_CPU_FREQ_80 is not set
 CONFIG_ESP32S3_DEFAULT_CPU_FREQ_160=y
 # CONFIG_ESP32S3_DEFAULT_CPU_FREQ_240 is not set
@@ -1525,6 +1569,7 @@ CONFIG_TIMER_TASK_PRIORITY=1
 CONFIG_TIMER_TASK_STACK_DEPTH=2048
 CONFIG_TIMER_QUEUE_LENGTH=10
 # CONFIG_ENABLE_STATIC_TASK_CLEAN_UP_HOOK is not set
+CONFIG_SPIRAM_ALLOW_STACK_EXTERNAL_MEMORY=y
 # CONFIG_HAL_ASSERTION_SILIENT is not set
 CONFIG_NEWLIB_STDOUT_LINE_ENDING_CRLF=y
 # CONFIG_NEWLIB_STDOUT_LINE_ENDING_LF is not set