diff --git a/bsp/stm32/README.md b/bsp/stm32/README.md
index fae71750f1786841be953bc14d1340326509e9a5..a993ce34234777af05fb5e0eb9563fc9ca4458d5 100644
--- a/bsp/stm32/README.md
+++ b/bsp/stm32/README.md
@@ -58,6 +58,8 @@ STM32 系列 BSP 目前支持情况如下表所示：
 | **MP1 系列** |  |
 | [stm32mp157a-st-discovery](stm32mp157a-st-discovery) | ST 官方 STM32MP157A-DK1 开发板 |
 | [stm32mp157a-st-ev1](stm32mp157a-st-ev1) | ST 官方 STM32MP157A-EV1 开发板 |
+| **WB 系列** |  |
+| [stm32wb55-st-nucleo](stm32wb55-st-nucleo) | ST 官方 STM32WB55-nucleo 开发板 |
 
 可以通过阅读相应 BSP 下的 README 来快速上手，如果想要使用 BSP 更多功能可参考 docs 文件夹下提供的说明文档，如下表所示：
 
diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_adc.c b/bsp/stm32/libraries/HAL_Drivers/drv_adc.c
index 93d3008d7d5ff51422af2ef710ef6ad5033df144..4d44c968fca09c7f2197c78c898b4678c7ce6542 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_adc.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_adc.c
@@ -193,7 +193,7 @@ static rt_err_t stm32_get_adc_value(struct rt_adc_device *device, rt_uint32_t ch
         return -RT_ERROR;
     }
     
-#if defined(SOC_SERIES_STM32MP1) || defined (SOC_SERIES_STM32H7)
+#if defined(SOC_SERIES_STM32MP1) || defined (SOC_SERIES_STM32H7) || defined (SOC_SERIES_STM32WB)
     ADC_ChanConf.Rank = ADC_REGULAR_RANK_1;
 #else
     ADC_ChanConf.Rank = 1;
@@ -205,22 +205,24 @@ static rt_err_t stm32_get_adc_value(struct rt_adc_device *device, rt_uint32_t ch
     ADC_ChanConf.SamplingTime = ADC_SAMPLETIME_55CYCLES_5;
 #elif defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7)
     ADC_ChanConf.SamplingTime = ADC_SAMPLETIME_112CYCLES;
-#elif defined(SOC_SERIES_STM32L4) || defined (SOC_SERIES_STM32WB)
+#elif defined(SOC_SERIES_STM32L4)
     ADC_ChanConf.SamplingTime = ADC_SAMPLETIME_247CYCLES_5;
 #elif defined(SOC_SERIES_STM32MP1)
     ADC_ChanConf.SamplingTime = ADC_SAMPLETIME_810CYCLES_5;
 #elif defined(SOC_SERIES_STM32H7)
     ADC_ChanConf.SamplingTime = ADC_SAMPLETIME_64CYCLES_5;
+    #elif defined (SOC_SERIES_STM32WB)
+    ADC_ChanConf.SamplingTime = ADC_SAMPLETIME_2CYCLES_5;
 #endif
 
 #if defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32L4) || defined (SOC_SERIES_STM32WB)
     ADC_ChanConf.Offset = 0;
 #endif
 
-#if defined(SOC_SERIES_STM32L4) || defined (SOC_SERIES_STM32WB)
+#if defined(SOC_SERIES_STM32L4)
     ADC_ChanConf.OffsetNumber = ADC_OFFSET_NONE;
     ADC_ChanConf.SingleDiff = LL_ADC_SINGLE_ENDED;
-#elif defined(SOC_SERIES_STM32MP1) || defined(SOC_SERIES_STM32H7)
+#elif defined(SOC_SERIES_STM32MP1) || defined(SOC_SERIES_STM32H7) || defined (SOC_SERIES_STM32WB)
     ADC_ChanConf.OffsetNumber = ADC_OFFSET_NONE;  /* ADC channel affected to offset number */
     ADC_ChanConf.Offset       = 0; 
     ADC_ChanConf.SingleDiff   = ADC_SINGLE_ENDED; /* ADC channel differential mode */
diff --git a/bsp/stm32/libraries/STM32WBxx_HAL/SConscript b/bsp/stm32/libraries/STM32WBxx_HAL/SConscript
index a0353c076c090905a5568d904324fbdded7f1791..d2f47a473d6def8e3e7989792c92fe55b660bb08 100644
--- a/bsp/stm32/libraries/STM32WBxx_HAL/SConscript
+++ b/bsp/stm32/libraries/STM32WBxx_HAL/SConscript
@@ -8,73 +8,73 @@ cwd = GetCurrentDir()
 
 src = Split('''
 CMSIS/Device/ST/STM32WBxx/Source/Templates/system_stm32wbxx.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_comp.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_cortex.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_crc.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_crc_ex.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_cryp.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_cryp_ex.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_dma.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_dma_ex.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_exti.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_pwr.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_pwr_ex.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_rcc.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_rcc_ex.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_rng.c
-STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_gpio.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_comp.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_cortex.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_crc.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_crc_ex.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_cryp.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_cryp_ex.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_dma.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_dma_ex.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_exti.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_pwr.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_pwr_ex.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rcc.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rcc_ex.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rng.c
+STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_gpio.c
 ''')
   
 if GetDepend(['RT_USING_SERIAL']):
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_uart.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_uart_ex.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_usart.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_usart_ex.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_uart.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_uart_ex.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_usart.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_usart_ex.c']
     
 if GetDepend(['RT_USING_I2C']):
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_i2c.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_i2c_ex.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_i2c.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_i2c_ex.c']
 
 if GetDepend(['RT_USING_SPI']):
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_spi.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_spi_ex.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_qspi.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_spi.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_spi_ex.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_qspi.c']
 
 if GetDepend(['RT_USING_USB_HOST']) or GetDepend(['RT_USING_USB_DEVICE']):
-#    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_hcd.c'] 
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_pcd.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_pcd_ex.c']
-#    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_ll_usb.c']
+#    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_hcd.c'] 
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_pcd.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_pcd_ex.c']
+#    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_ll_usb.c']
 
 if GetDepend(['RT_USING_HWTIMER']) or GetDepend(['RT_USING_PWM']):
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_lptim.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_tim.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_tim_ex.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_lptim.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_tim.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_tim_ex.c']
 
 if GetDepend(['RT_USING_ADC']):
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_adc.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_adc_ex.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_adc.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_adc_ex.c']
 
 if GetDepend(['RT_USING_RTC']):
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_rtc.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_rtc_ex.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rtc.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rtc_ex.c']
 
 if GetDepend(['RT_USING_WDT']):
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_iwdg.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_wwdg.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_iwdg.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_wwdg.c']
 
 if GetDepend(['RT_USING_AUDIO']):
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_sai.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_sai_ex.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_sai.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_sai_ex.c']
 
 if GetDepend(['RT_USING_PM']):
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_lptim.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_lptim.c']
 
 if GetDepend(['BSP_USING_ON_CHIP_FLASH']):
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_flash.c']
-    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_flash_ex.c']
-#    src += ['STM32WBxx_HAL_Driver/Src/STM32wbxx_hal_flash_ramfunc.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_flash.c']
+    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_flash_ex.c']
+#    src += ['STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_flash_ramfunc.c']
 	
 	
 	
diff --git a/bsp/stm32/stm32wb55-st-nucleo/.config b/bsp/stm32/stm32wb55-st-nucleo/.config
index 6f880b4b8770cf361daaaebbd9f6e319239bd884..fefa10fef8760c133870f5a09f150e416d55ca00 100644
--- a/bsp/stm32/stm32wb55-st-nucleo/.config
+++ b/bsp/stm32/stm32wb55-st-nucleo/.config
@@ -65,7 +65,7 @@ CONFIG_RT_USING_DEVICE=y
 # CONFIG_RT_USING_INTERRUPT_INFO is not set
 CONFIG_RT_USING_CONSOLE=y
 CONFIG_RT_CONSOLEBUF_SIZE=128
-CONFIG_RT_CONSOLE_DEVICE_NAME="uart"
+CONFIG_RT_CONSOLE_DEVICE_NAME="uart1"
 CONFIG_RT_VER_NUM=0x40003
 CONFIG_ARCH_ARM=y
 CONFIG_RT_USING_CPU_FFS=y
@@ -108,18 +108,7 @@ CONFIG_FINSH_ARG_MAX=10
 #
 # Device virtual file system
 #
-CONFIG_RT_USING_DFS=y
-CONFIG_DFS_USING_WORKDIR=y
-CONFIG_DFS_FILESYSTEMS_MAX=2
-CONFIG_DFS_FILESYSTEM_TYPES_MAX=2
-CONFIG_DFS_FD_MAX=16
-# CONFIG_RT_USING_DFS_MNTTABLE is not set
-# CONFIG_RT_USING_DFS_ELMFAT is not set
-CONFIG_RT_USING_DFS_DEVFS=y
-# CONFIG_RT_USING_DFS_ROMFS is not set
-# CONFIG_RT_USING_DFS_RAMFS is not set
-# CONFIG_RT_USING_DFS_UFFS is not set
-# CONFIG_RT_USING_DFS_JFFS2 is not set
+# CONFIG_RT_USING_DFS is not set
 
 #
 # Device Drivers
@@ -164,11 +153,7 @@ CONFIG_RT_USING_PIN=y
 #
 CONFIG_RT_USING_LIBC=y
 # CONFIG_RT_USING_PTHREADS is not set
-CONFIG_RT_USING_POSIX=y
-# CONFIG_RT_USING_POSIX_MMAP is not set
-# CONFIG_RT_USING_POSIX_TERMIOS is not set
-# CONFIG_RT_USING_POSIX_GETLINE is not set
-# CONFIG_RT_USING_POSIX_AIO is not set
+
 # CONFIG_RT_USING_MODULE is not set
 
 #
diff --git a/bsp/stm32/stm32wb55-st-nucleo/board/linker_scripts/link.lds b/bsp/stm32/stm32wb55-st-nucleo/board/linker_scripts/link.lds
index b4936af7aa2c8ccfd8969122cf1424ac853dbe9f..fb39eb5783edad8b8d3d09dd73f391950b0fca6d 100644
--- a/bsp/stm32/stm32wb55-st-nucleo/board/linker_scripts/link.lds
+++ b/bsp/stm32/stm32wb55-st-nucleo/board/linker_scripts/link.lds
@@ -5,7 +5,7 @@
 /* Program Entry, set to mark it as "used" and avoid gc */
 MEMORY
 {
-    ROM (rx) : ORIGIN = 0x08000000, LENGTH = 1024 /* 1024KB flash */
+    ROM (rx) : ORIGIN = 0x08000000, LENGTH = 1024k /* 1024KB flash */
     RAM (rw) : ORIGIN = 0x20000000, LENGTH = 192k  /* 192KB sram */
 }
 ENTRY(Reset_Handler)
@@ -153,4 +153,10 @@ SECTIONS
     .debug_funcnames 0 : { *(.debug_funcnames) }
     .debug_typenames 0 : { *(.debug_typenames) }
     .debug_varnames  0 : { *(.debug_varnames) }
+
+    .ARM.attributes 0       : { *(.ARM.attributes) }
+   MAPPING_TABLE (NOLOAD) : { *(MAPPING_TABLE) } >RAM_SHARED
+   MB_MEM1 (NOLOAD)       : { *(MB_MEM1) } >RAM_SHARED
+   MB_MEM2 (NOLOAD)       : { _sMB_MEM2 = . ; *(MB_MEM2) ; _eMB_MEM2 = . ; } >RAM_SHARED
+   
 }
diff --git a/bsp/stm32/stm32wb55-st-nucleo/rtconfig.h b/bsp/stm32/stm32wb55-st-nucleo/rtconfig.h
index 7ba6a2581be2398861cadb8a08a2cac692ac491e..c21b1c435768e1cdefeddb5dd21f892331fb8ccf 100644
--- a/bsp/stm32/stm32wb55-st-nucleo/rtconfig.h
+++ b/bsp/stm32/stm32wb55-st-nucleo/rtconfig.h
@@ -40,7 +40,7 @@
 #define RT_USING_DEVICE
 #define RT_USING_CONSOLE
 #define RT_CONSOLEBUF_SIZE 128
-#define RT_CONSOLE_DEVICE_NAME "uart"
+#define RT_CONSOLE_DEVICE_NAME "uart1"
 #define RT_VER_NUM 0x40003
 #define ARCH_ARM
 #define RT_USING_CPU_FFS
@@ -74,12 +74,6 @@
 
 /* Device virtual file system */
 
-#define RT_USING_DFS
-#define DFS_USING_WORKDIR
-#define DFS_FILESYSTEMS_MAX 2
-#define DFS_FILESYSTEM_TYPES_MAX 2
-#define DFS_FD_MAX 16
-#define RT_USING_DFS_DEVFS
 
 /* Device Drivers */
 
@@ -96,7 +90,7 @@
 /* POSIX layer and C standard library */
 
 #define RT_USING_LIBC
-#define RT_USING_POSIX
+
 
 /* Network */