diff --git a/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash.uvopt b/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash.uvopt
index 0f5331e..d1f7e55 100644
--- a/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash.uvopt
+++ b/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash.uvopt
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       </DockMan>
       <ToolBar>
         <RegID>59392</RegID>
         <Name>File</Name>
         <Buttons>
           <Len>2002</Len>
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         </Buttons>
         <OriginalItems>
           <Len>1423</Len>
@@ -4254,9 +4065,9 @@
       <Documents>
         <Doc>
           <Name>..\APP\src\app.c</Name>
-          <ColumnNumber>34</ColumnNumber>
-          <TopLine>1</TopLine>
-          <CurrentLine>1</CurrentLine>
+          <ColumnNumber>44</ColumnNumber>
+          <TopLine>16</TopLine>
+          <CurrentLine>37</CurrentLine>
         </Doc>
       </Documents>
     </MDIGroup>
diff --git a/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash.uvproj b/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash.uvproj
index 676182e..ca76ffe 100644
--- a/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash.uvproj
+++ b/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash.uvproj
@@ -342,10 +342,10 @@
             <wLevel>2</wLevel>
             <uThumb>0</uThumb>
             <VariousControls>
-              <MiscControls></MiscControls>
+              <MiscControls>--C99</MiscControls>
               <Define>USE_STDPERIPH_DRIVER,STM32F10X_HD,USE_FULL_ASSERT</Define>
               <Undefine></Undefine>
-              <IncludePath>..\app\inc;..\components\rtt_uart;..\components\others;..\Libraries\STM32F10x_StdPeriph_Driver\inc;..\Libraries\CMSIS_RVMDK\CM3\CoreSupport;..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x;..\components\easyflash\inc;..\..\..\..\..\easyflash\inc</IncludePath>
+              <IncludePath>..\app\inc;..\components\sfud\inc;..\components\others;..\Libraries\STM32F10x_StdPeriph_Driver\inc;..\Libraries\CMSIS_RVMDK\CM3\CoreSupport;..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x;..\components\easyflash\inc;..\..\..\..\..\easyflash\inc</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -453,123 +453,58 @@
           </Files>
         </Group>
         <Group>
-          <GroupName>std_periph_driver</GroupName>
+          <GroupName>sfud</GroupName>
           <Files>
             <File>
-              <FileName>misc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\misc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f10x_adc.c</FileName>
+              <FileName>sfud.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_adc.c</FilePath>
+              <FilePath>..\components\sfud\src\sfud.c</FilePath>
             </File>
             <File>
-              <FileName>stm32f10x_bkp.c</FileName>
+              <FileName>sfud_sfdp.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_bkp.c</FilePath>
+              <FilePath>..\components\sfud\src\sfud_sfdp.c</FilePath>
             </File>
             <File>
-              <FileName>stm32f10x_can.c</FileName>
+              <FileName>sfud_port.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_can.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f10x_cec.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_cec.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f10x_crc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_crc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f10x_dac.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_dac.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f10x_dbgmcu.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_dbgmcu.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f10x_dma.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_dma.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f10x_exti.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_exti.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f10x_flash.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_flash.c</FilePath>
+              <FilePath>..\components\sfud\port\sfud_port.c</FilePath>
             </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>std_periph_driver</GroupName>
+          <Files>
             <File>
-              <FileName>stm32f10x_fsmc.c</FileName>
+              <FileName>misc.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_fsmc.c</FilePath>
+              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\misc.c</FilePath>
             </File>
             <File>
               <FileName>stm32f10x_gpio.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_gpio.c</FilePath>
             </File>
-            <File>
-              <FileName>stm32f10x_i2c.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_i2c.c</FilePath>
-            </File>
             <File>
               <FileName>stm32f10x_iwdg.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_iwdg.c</FilePath>
             </File>
-            <File>
-              <FileName>stm32f10x_pwr.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_pwr.c</FilePath>
-            </File>
             <File>
               <FileName>stm32f10x_rcc.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_rcc.c</FilePath>
             </File>
-            <File>
-              <FileName>stm32f10x_rtc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_rtc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f10x_sdio.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_sdio.c</FilePath>
-            </File>
             <File>
               <FileName>stm32f10x_spi.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_spi.c</FilePath>
             </File>
-            <File>
-              <FileName>stm32f10x_tim.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_tim.c</FilePath>
-            </File>
             <File>
               <FileName>stm32f10x_usart.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_usart.c</FilePath>
             </File>
-            <File>
-              <FileName>stm32f10x_wwdg.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\STM32F10x_StdPeriph_Driver\src\stm32f10x_wwdg.c</FilePath>
-            </File>
           </Files>
         </Group>
         <Group>
diff --git a/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_stm32f103xE.dep b/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_stm32f103xE.dep
index 7ea7200..6dc7d55 100644
--- a/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_stm32f103xE.dep
+++ b/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_stm32f103xE.dep
@@ -12,7 +12,7 @@ I (..\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_rcc.h)(0x545CB529)
 I (..\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_spi.h)(0x545CB527)
 I (..\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_usart.h)(0x545CB528)
 I (..\Libraries\STM32F10x_StdPeriph_Driver\inc\misc.h)(0x545CB528)
-I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x56714830)
+I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x57998450)
 I (..\components\easyflash\inc\ef_cfg.h)(0x57998389)
 I (C:\Program Files\Keil\ARM\RV31\INC\stddef.h)(0x4C10B340)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdbool.h)(0x4BD5D7FC)
@@ -49,13 +49,13 @@ I (..\Libraries\STM32F10x_StdPeriph_Driver\inc\misc.h)(0x545CB528)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdio.h)(0x4BA13B96)
 F (..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_hd.s)(0x553596CB)(--cpu Cortex-M3 -g --apcs=interwork --pd "__MICROLIB SETA 1" -I "C:\Program Files\Keil\ARM\INC" -I "C:\Program Files\Keil\ARM\INC\ST\STM32F10x" --list ".\Output\list\startup_stm32f10x_hd.lst" --xref -o ".\Output\startup_stm32f10x_hd.o" --depend ".\Output\startup_stm32f10x_hd.d")
 F (..\..\..\..\..\easyflash\src\easyflash.c)(0x55DE6D1F)(-c --cpu Cortex-M3 -D__MICROLIB -g -O0 -Otime --apcs=interwork --split_sections -I..\app\inc -I..\components\sfud\inc -I..\components\others -I..\Libraries\STM32F10x_StdPeriph_Driver\inc -I..\Libraries\CMSIS_RVMDK\CM3\CoreSupport -I..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x -I..\components\easyflash\inc -I..\..\..\..\..\easyflash\inc --C99 -I "C:\Program Files\Keil\ARM\INC" -I "C:\Program Files\Keil\ARM\INC\ST\STM32F10x" -DUSE_STDPERIPH_DRIVER -DSTM32F10X_HD -DUSE_FULL_ASSERT -o ".\Output\easyflash.o" --omf_browse ".\Output\easyflash.crf" --depend ".\Output\easyflash.d")
-I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x56714830)
+I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x57998450)
 I (..\components\easyflash\inc\ef_cfg.h)(0x57998389)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdint.h)(0x4BA13B96)
 I (C:\Program Files\Keil\ARM\RV31\INC\stddef.h)(0x4C10B340)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdbool.h)(0x4BD5D7FC)
 F (..\..\..\..\..\easyflash\src\ef_env.c)(0x5799818E)(-c --cpu Cortex-M3 -D__MICROLIB -g -O0 -Otime --apcs=interwork --split_sections -I..\app\inc -I..\components\sfud\inc -I..\components\others -I..\Libraries\STM32F10x_StdPeriph_Driver\inc -I..\Libraries\CMSIS_RVMDK\CM3\CoreSupport -I..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x -I..\components\easyflash\inc -I..\..\..\..\..\easyflash\inc --C99 -I "C:\Program Files\Keil\ARM\INC" -I "C:\Program Files\Keil\ARM\INC\ST\STM32F10x" -DUSE_STDPERIPH_DRIVER -DSTM32F10X_HD -DUSE_FULL_ASSERT -o ".\Output\ef_env.o" --omf_browse ".\Output\ef_env.crf" --depend ".\Output\ef_env.d")
-I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x56714830)
+I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x57998450)
 I (..\components\easyflash\inc\ef_cfg.h)(0x57998389)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdint.h)(0x4BA13B96)
 I (C:\Program Files\Keil\ARM\RV31\INC\stddef.h)(0x4C10B340)
@@ -63,7 +63,7 @@ I (C:\Program Files\Keil\ARM\RV31\INC\stdbool.h)(0x4BD5D7FC)
 I (C:\Program Files\Keil\ARM\RV31\INC\string.h)(0x4BA13B9A)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdlib.h)(0x4BD5D7FE)
 F (..\..\..\..\..\easyflash\src\ef_env_wl.c)(0x57997F4D)(-c --cpu Cortex-M3 -D__MICROLIB -g -O0 -Otime --apcs=interwork --split_sections -I..\app\inc -I..\components\sfud\inc -I..\components\others -I..\Libraries\STM32F10x_StdPeriph_Driver\inc -I..\Libraries\CMSIS_RVMDK\CM3\CoreSupport -I..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x -I..\components\easyflash\inc -I..\..\..\..\..\easyflash\inc --C99 -I "C:\Program Files\Keil\ARM\INC" -I "C:\Program Files\Keil\ARM\INC\ST\STM32F10x" -DUSE_STDPERIPH_DRIVER -DSTM32F10X_HD -DUSE_FULL_ASSERT -o ".\Output\ef_env_wl.o" --omf_browse ".\Output\ef_env_wl.crf" --depend ".\Output\ef_env_wl.d")
-I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x56714830)
+I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x57998450)
 I (..\components\easyflash\inc\ef_cfg.h)(0x57998389)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdint.h)(0x4BA13B96)
 I (C:\Program Files\Keil\ARM\RV31\INC\stddef.h)(0x4C10B340)
@@ -71,19 +71,19 @@ I (C:\Program Files\Keil\ARM\RV31\INC\stdbool.h)(0x4BD5D7FC)
 I (C:\Program Files\Keil\ARM\RV31\INC\string.h)(0x4BA13B9A)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdlib.h)(0x4BD5D7FE)
 F (..\..\..\..\..\easyflash\src\ef_iap.c)(0x55A4CA20)(-c --cpu Cortex-M3 -D__MICROLIB -g -O0 -Otime --apcs=interwork --split_sections -I..\app\inc -I..\components\sfud\inc -I..\components\others -I..\Libraries\STM32F10x_StdPeriph_Driver\inc -I..\Libraries\CMSIS_RVMDK\CM3\CoreSupport -I..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x -I..\components\easyflash\inc -I..\..\..\..\..\easyflash\inc --C99 -I "C:\Program Files\Keil\ARM\INC" -I "C:\Program Files\Keil\ARM\INC\ST\STM32F10x" -DUSE_STDPERIPH_DRIVER -DSTM32F10X_HD -DUSE_FULL_ASSERT -o ".\Output\ef_iap.o" --omf_browse ".\Output\ef_iap.crf" --depend ".\Output\ef_iap.d")
-I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x56714830)
+I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x57998450)
 I (..\components\easyflash\inc\ef_cfg.h)(0x57998389)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdint.h)(0x4BA13B96)
 I (C:\Program Files\Keil\ARM\RV31\INC\stddef.h)(0x4C10B340)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdbool.h)(0x4BD5D7FC)
 F (..\..\..\..\..\easyflash\src\ef_utils.c)(0x55F377A8)(-c --cpu Cortex-M3 -D__MICROLIB -g -O0 -Otime --apcs=interwork --split_sections -I..\app\inc -I..\components\sfud\inc -I..\components\others -I..\Libraries\STM32F10x_StdPeriph_Driver\inc -I..\Libraries\CMSIS_RVMDK\CM3\CoreSupport -I..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x -I..\components\easyflash\inc -I..\..\..\..\..\easyflash\inc --C99 -I "C:\Program Files\Keil\ARM\INC" -I "C:\Program Files\Keil\ARM\INC\ST\STM32F10x" -DUSE_STDPERIPH_DRIVER -DSTM32F10X_HD -DUSE_FULL_ASSERT -o ".\Output\ef_utils.o" --omf_browse ".\Output\ef_utils.crf" --depend ".\Output\ef_utils.d")
-I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x56714830)
+I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x57998450)
 I (..\components\easyflash\inc\ef_cfg.h)(0x57998389)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdint.h)(0x4BA13B96)
 I (C:\Program Files\Keil\ARM\RV31\INC\stddef.h)(0x4C10B340)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdbool.h)(0x4BD5D7FC)
 F (..\components\easyflash\port\ef_port.c)(0x57997FFA)(-c --cpu Cortex-M3 -D__MICROLIB -g -O0 -Otime --apcs=interwork --split_sections -I..\app\inc -I..\components\sfud\inc -I..\components\others -I..\Libraries\STM32F10x_StdPeriph_Driver\inc -I..\Libraries\CMSIS_RVMDK\CM3\CoreSupport -I..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x -I..\components\easyflash\inc -I..\..\..\..\..\easyflash\inc --C99 -I "C:\Program Files\Keil\ARM\INC" -I "C:\Program Files\Keil\ARM\INC\ST\STM32F10x" -DUSE_STDPERIPH_DRIVER -DSTM32F10X_HD -DUSE_FULL_ASSERT -o ".\Output\ef_port.o" --omf_browse ".\Output\ef_port.crf" --depend ".\Output\ef_port.d")
-I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x56714830)
+I (..\..\..\..\..\easyflash\inc\easyflash.h)(0x57998450)
 I (..\components\easyflash\inc\ef_cfg.h)(0x57998389)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdint.h)(0x4BA13B96)
 I (C:\Program Files\Keil\ARM\RV31\INC\stddef.h)(0x4C10B340)
@@ -122,7 +122,7 @@ I (C:\Program Files\Keil\ARM\RV31\INC\stdint.h)(0x4BA13B96)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdbool.h)(0x4BD5D7FC)
 I (..\components\sfud\inc\sfud_cfg.h)(0x5796BBD0)
 I (..\components\sfud\src\../inc/sfud_flash_def.h)(0x57916BF9)
-F (..\components\sfud\port\sfud_port.c)(0x579980B5)(-c --cpu Cortex-M3 -D__MICROLIB -g -O0 -Otime --apcs=interwork --split_sections -I..\app\inc -I..\components\sfud\inc -I..\components\others -I..\Libraries\STM32F10x_StdPeriph_Driver\inc -I..\Libraries\CMSIS_RVMDK\CM3\CoreSupport -I..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x -I..\components\easyflash\inc -I..\..\..\..\..\easyflash\inc --C99 -I "C:\Program Files\Keil\ARM\INC" -I "C:\Program Files\Keil\ARM\INC\ST\STM32F10x" -DUSE_STDPERIPH_DRIVER -DSTM32F10X_HD -DUSE_FULL_ASSERT -o ".\Output\sfud_port.o" --omf_browse ".\Output\sfud_port.crf" --depend ".\Output\sfud_port.d")
+F (..\components\sfud\port\sfud_port.c)(0x57998417)(-c --cpu Cortex-M3 -D__MICROLIB -g -O0 -Otime --apcs=interwork --split_sections -I..\app\inc -I..\components\sfud\inc -I..\components\others -I..\Libraries\STM32F10x_StdPeriph_Driver\inc -I..\Libraries\CMSIS_RVMDK\CM3\CoreSupport -I..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x -I..\components\easyflash\inc -I..\..\..\..\..\easyflash\inc --C99 -I "C:\Program Files\Keil\ARM\INC" -I "C:\Program Files\Keil\ARM\INC\ST\STM32F10x" -DUSE_STDPERIPH_DRIVER -DSTM32F10X_HD -DUSE_FULL_ASSERT -o ".\Output\sfud_port.o" --omf_browse ".\Output\sfud_port.crf" --depend ".\Output\sfud_port.d")
 I (..\components\sfud\inc\sfud.h)(0x57916BF9)
 I (..\components\sfud\inc\sfud_def.h)(0x57916BF9)
 I (C:\Program Files\Keil\ARM\RV31\INC\stdio.h)(0x4BA13B96)
diff --git a/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_uvopt.bak b/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_uvopt.bak
index a3e33fa..dd0020e 100644
--- a/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_uvopt.bak
+++ b/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_uvopt.bak
@@ -199,10 +199,10 @@
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <Focus>0</Focus>
-      <ColumnNumber>34</ColumnNumber>
+      <ColumnNumber>44</ColumnNumber>
       <tvExpOptDlg>0</tvExpOptDlg>
-      <TopLine>1</TopLine>
-      <CurrentLine>1</CurrentLine>
+      <TopLine>9</TopLine>
+      <CurrentLine>37</CurrentLine>
       <bDave2>0</bDave2>
       <PathWithFileName>..\APP\src\app.c</PathWithFileName>
       <FilenameWithoutPath>app.c</FilenameWithoutPath>
@@ -279,7 +279,7 @@
     <cbSel>0</cbSel>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>0</FileNumber>
+      <FileNumber>6</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <Focus>0</Focus>
@@ -293,7 +293,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>0</FileNumber>
+      <FileNumber>7</FileNumber>
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       <tvExp>0</tvExp>
       <Focus>0</Focus>
@@ -307,7 +307,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>0</FileNumber>
+      <FileNumber>8</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <Focus>0</Focus>
@@ -321,7 +321,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>0</FileNumber>
+      <FileNumber>9</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <Focus>0</Focus>
@@ -335,7 +335,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>0</FileNumber>
+      <FileNumber>10</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <Focus>0</Focus>
@@ -364,125 +364,13 @@
   </Group>
 
   <Group>
-    <GroupName>std_periph_driver</GroupName>
+    <GroupName>sfud</GroupName>
     <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <File>
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-      <FilenameWithoutPath>misc.c</FilenameWithoutPath>
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@@ -491,12 +379,12 @@
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-      <FilenameWithoutPath>stm32f10x_dma.c</FilenameWithoutPath>
+      <PathWithFileName>..\components\sfud\src\sfud.c</PathWithFileName>
+      <FilenameWithoutPath>sfud.c</FilenameWithoutPath>
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@@ -505,12 +393,12 @@
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-      <FilenameWithoutPath>stm32f10x_exti.c</FilenameWithoutPath>
+      <PathWithFileName>..\components\sfud\src\sfud_sfdp.c</PathWithFileName>
+      <FilenameWithoutPath>sfud_sfdp.c</FilenameWithoutPath>
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@@ -519,12 +407,19 @@
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-      <FilenameWithoutPath>stm32f10x_flash.c</FilenameWithoutPath>
+      <PathWithFileName>..\components\sfud\port\sfud_port.c</PathWithFileName>
+      <FilenameWithoutPath>sfud_port.c</FilenameWithoutPath>
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@@ -533,8 +428,8 @@
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-      <FilenameWithoutPath>stm32f10x_fsmc.c</FilenameWithoutPath>
+      <PathWithFileName>..\Libraries\STM32F10x_StdPeriph_Driver\src\misc.c</PathWithFileName>
+      <FilenameWithoutPath>misc.c</FilenameWithoutPath>
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@@ -550,20 +445,6 @@
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       <FileNumber>26</FileNumber>
@@ -578,20 +459,6 @@
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@@ -606,34 +473,6 @@
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@@ -648,20 +487,6 @@
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       <FileNumber>33</FileNumber>
@@ -676,20 +501,6 @@
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       <showCmd>3</showCmd>
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@@ -737,8 +548,8 @@
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+        <Len>271</Len>
+        <Data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ata>
       </MDITabState>
     </MDIClientArea>
     <ViewEx>
@@ -2633,7 +2444,7 @@
         <Name>File</Name>
         <Buttons>
           <Len>2002</Len>
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         </Buttons>
         <OriginalItems>
           <Len>1423</Len>
@@ -4254,9 +4065,9 @@
       <Documents>
         <Doc>
           <Name>..\APP\src\app.c</Name>
-          <ColumnNumber>34</ColumnNumber>
-          <TopLine>1</TopLine>
-          <CurrentLine>1</CurrentLine>
+          <ColumnNumber>44</ColumnNumber>
+          <TopLine>9</TopLine>
+          <CurrentLine>37</CurrentLine>
         </Doc>
       </Documents>
     </MDIGroup>
diff --git a/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_uvproj.bak b/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_uvproj.bak
index 669b573..676182e 100644
--- a/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_uvproj.bak
+++ b/demo/env/stm32f10x/non_os_spi_flash/RVMDK/EasyFlash_uvproj.bak
@@ -345,7 +345,7 @@
               <MiscControls></MiscControls>
               <Define>USE_STDPERIPH_DRIVER,STM32F10X_HD,USE_FULL_ASSERT</Define>
               <Undefine></Undefine>
-              <IncludePath>..\app\inc;..\components\rtt_uart;..\components\others;..\Libraries\STM32F10x_StdPeriph_Driver\inc;..\Libraries\CMSIS_RVMDK\CM3\CoreSupport;..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x;..\..\..\..\..\easyflash\inc</IncludePath>
+              <IncludePath>..\app\inc;..\components\rtt_uart;..\components\others;..\Libraries\STM32F10x_StdPeriph_Driver\inc;..\Libraries\CMSIS_RVMDK\CM3\CoreSupport;..\Libraries\CMSIS_RVMDK\CM3\DeviceSupport\ST\STM32F10x;..\components\easyflash\inc;..\..\..\..\..\easyflash\inc</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>