diff --git a/bsp/board/bl808dk/mcu/bl808_flash_d0.ld b/bsp/board/bl808dk/mcu/bl808_flash_d0.ld
index f527e25a..0cc5b61e 100644
--- a/bsp/board/bl808dk/mcu/bl808_flash_d0.ld
+++ b/bsp/board/bl808dk/mcu/bl808_flash_d0.ld
@@ -200,6 +200,10 @@ SECTIONS
         *(.sdata2.*)
 
         . = ALIGN(4);
+        __bflog_tags_start__ = .;
+        *(.bflog_tags_array)
+        . = ALIGN(4);
+        __bflog_tags_end__ = .;
         __ram_data_end__ = .;
     } > ram_memory
 
diff --git a/bsp/board/bl808dk/mcu/bl808_flash_m0.ld b/bsp/board/bl808dk/mcu/bl808_flash_m0.ld
index 0e16e8c6..95965a23 100644
--- a/bsp/board/bl808dk/mcu/bl808_flash_m0.ld
+++ b/bsp/board/bl808dk/mcu/bl808_flash_m0.ld
@@ -215,6 +215,10 @@ SECTIONS
         *(.sdata2.*)
 
         . = ALIGN(4);
+        __bflog_tags_start__ = .;
+        *(.bflog_tags_array)
+        . = ALIGN(4);
+        __bflog_tags_end__ = .;
         __ram_data_end__ = .;
     } > ram_memory
 
@@ -273,42 +277,5 @@ SECTIONS
     __HeapLimit = ORIGIN(ram_memory) + LENGTH(ram_memory);
     ASSERT(__HeapLimit - __HeapBase >= HeapMinSize, "heap region overflow")
 
-    .psmram_data (NOLOAD):
-    {
-        . = ALIGN(4);
-        __psram_data_start__ = .;
-
-        /*__end__ = .;*/
-        /*end = __end__;*/
-        KEEP(*(.psram_data*))
-
-        . = ALIGN(4);
-        __psram_data_end__ = .;
-    } > ram_code
-
-    .wifibss (NOLOAD) :
-    {
-      PROVIDE( __wifi_bss_start = ADDR(.wifibss) );
-      PROVIDE( __wifi_bss_end = ADDR(.wifibss) + SIZEOF(.wifibss) );
-      _sshram = . ;
-      *(SHAREDRAMIPC)
-      *(SHAREDRAM)
-      _eshram = . ;
-      *ipc_shared.o(COMMON)
-      *sdu_shared.o(COMMON)
-      *hal_desc.o(COMMON)
-      *txl_buffer_shared.o(COMMON)
-      *txl_frame_shared.o(COMMON)
-      *scan_shared.o(COMMON)
-      *scanu_shared.o(COMMON)
-      *mfp_bip.o(COMMON)
-      *me_mic.o(COMMON)
-      *(.wifi_ram*)
-      . = ALIGN(16);
-    } > ram_wifi
-
-    PROVIDE( _heap_wifi_start = . );
-    PROVIDE( _heap_wifi_size = ORIGIN(ram_wifi) + LENGTH(ram_wifi) - _heap_wifi_start );
-
 }
 
diff --git a/examples/freertos/main.c b/examples/freertos/main.c
index e13c9298..0f8aeab7 100644
--- a/examples/freertos/main.c
+++ b/examples/freertos/main.c
@@ -1,14 +1,9 @@
-#define DBG_TAG "MAIN"
-
-#include "bflb_mtimer.h"
 #include <FreeRTOS.h>
 #include "semphr.h"
-#include "log.h"
 #include "board.h"
 
-BFLOG_DEFINE_TAG(MAIN, DBG_TAG, true);
-#undef BFLOG_TAG
-#define BFLOG_TAG BFLOG_GET_TAG(MAIN)
+#define DBG_TAG "MAIN"
+#include "log.h"
 
 static TaskHandle_t consumer_handle;
 static TaskHandle_t producer_handle;
@@ -84,10 +79,6 @@ int main(void)
     LOG_I("[OS] Starting producer task...\r\n");
     xTaskCreate(producer_task, (char *)"producer_task", 512, NULL, configMAX_PRIORITIES - 3, &producer_handle);
 
-#ifdef CONFIG_BFLOG
-    log_restart();
-#endif
-
     vTaskStartScheduler();
 
     while (1) {
diff --git a/examples/freertos/proj.conf b/examples/freertos/proj.conf
index c880e088..32b0afe2 100644
--- a/examples/freertos/proj.conf
+++ b/examples/freertos/proj.conf
@@ -1,12 +1,12 @@
-set(CONFIG_BFLOG                1)
+set(CONFIG_BFLOG                0)
 
 set(CONFIG_VSNPRINTF_FLOAT      1)
 set(CONFIG_VSNPRINTF_FLOAT_EX   1)
 set(CONFIG_VSNPRINTF_LONG_LONG  1)
 
-set(CONFIG_LOG_DISABLE          0)
-set(CONFIG_ASSERT_DISABLE       0)
-set(CONFIG_LOG_LEVEL            3)
-set(CONFIG_BFLOG_POOL_SIZE      1024)
+#set(CONFIG_LOG_DISABLE          0)
+#set(CONFIG_ASSERT_DISABLE       0)
+#set(CONFIG_LOG_LEVEL            3)
+#set(CONFIG_BFLOG_POOL_SIZE      1024)
 
 set(CONFIG_FREERTOS             1)
\ No newline at end of file
diff --git a/examples/helloworld/proj.conf b/examples/helloworld/proj.conf
index eb155024..8a41a80b 100644
--- a/examples/helloworld/proj.conf
+++ b/examples/helloworld/proj.conf
@@ -4,7 +4,7 @@ set(CONFIG_VSNPRINTF_FLOAT      1)
 set(CONFIG_VSNPRINTF_FLOAT_EX   1)
 set(CONFIG_VSNPRINTF_LONG_LONG  1)
 
-set(CONFIG_LOG_DISABLE          0)
-set(CONFIG_ASSERT_DISABLE       0)
-set(CONFIG_LOG_LEVEL            3)
-set(CONFIG_BFLOG_POOL_SIZE      1024)
\ No newline at end of file
+#set(CONFIG_LOG_DISABLE          0)
+#set(CONFIG_ASSERT_DISABLE       0)
+#set(CONFIG_LOG_LEVEL            3)
+#set(CONFIG_BFLOG_POOL_SIZE      1024)
\ No newline at end of file