diff --git a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP.board b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP.board
index 7da3c2f..82aa234 100644
--- a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP.board
+++ b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP.board
@@ -3,19 +3,19 @@
 <flash_board> 
   <pass> 
   	<range>CODE 0x10000bc0 0x10003FFF</range> 
-    <loader>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash</loader>    
+    <loader>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash</loader>    
     <abs_offset>0x00000000</abs_offset>
     <args>--head</args>
   </pass> 
   <pass> 
   	<range>CODE 0x10004000 0x1006FFFF</range> 
-    <loader>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash</loader>  
+    <loader>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash</loader>  
     <abs_offset>0x00000000</abs_offset> 
     <args>--cascade</args>
   </pass>  
   <pass>
     <range>CODE 0x30000000 0x301FFFFF</range> 
-    <loader>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash</loader>
+    <loader>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash</loader>
     <abs_offset>0x00000000</abs_offset>
     <args>--cascade</args>
   </pass>  
diff --git a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP.flash b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP.flash
index 7620030..661cffd 100644
--- a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP.flash
+++ b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP.flash
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
 
 <flash_device>
-  <exe>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.out</exe>
+  <exe>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.out</exe>
   <flash_base>0x00000000</flash_base>
   <page>4</page>
   <block>256 0x1000</block>
-  <macro>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.mac</macro>
+  <macro>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.mac</macro>
   <aggregate>1</aggregate>
 </flash_device>
diff --git a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP_img1.board b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP_img1.board
index 7dbfe7b..8432dbd 100644
--- a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP_img1.board
+++ b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/flashloader/FlashRTL8195aMP_img1.board
@@ -2,13 +2,13 @@
 
 <flash_board>
   <pass>
-    <loader>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash</loader>
+    <loader>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash</loader>
     <range>CODE 0x8000020 0x8003fff</range>
     <abs_offset>0x20</abs_offset>
     <args>--boot   </args>
   </pass>
   <pass>
-    <loader>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash</loader>
+    <loader>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash</loader>
     <range>CODE 0x10002000 0x10004fff</range>
     <abs_offset>0x0</abs_offset>
     <args>--concat   
diff --git a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/gen_board.bat b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/gen_board.bat
index 989ed07..8a7cf6a 100644
--- a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/gen_board.bat
+++ b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/gen_board.bat
@@ -13,19 +13,19 @@
 @echo ^<flash_board^> >> tmp.board
 @echo   ^<pass^> >> tmp.board
 @echo   	^<range^>CODE %3 0x%end1%^</range^> >> tmp.board
-@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8195a\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board
+@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8195a\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board
 @echo     ^<abs_offset^>0x00000000^</abs_offset^>  >> tmp.board
 @echo     ^<args^>--head^</args^>  >> tmp.board
 @echo   ^</pass^> >> tmp.board
 @echo   ^<pass^> >> tmp.board
 @echo   	^<range^>CODE %1 0x%end2%^</range^> >> tmp.board
-@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8195a\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board
+@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8195a\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board
 @echo     ^<abs_offset^>0x00000000^</abs_offset^> >> tmp.board
 @echo     ^<args^>--cascade^</args^>  >> tmp.board
 @echo   ^</pass^>  >> tmp.board
 @echo   ^<pass^>    >> tmp.board
 @echo   	^<range^>CODE 0x30000000 0x301FFFFF^</range^>    >> tmp.board
-@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8195a\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board    
+@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8195a\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board    
 @echo     ^<abs_offset^>0x00000000^</abs_offset^>    >> tmp.board 
 @echo     ^<args^>--cascade^</args^>  >> tmp.board
 @echo   ^</pass^>    >> tmp.board
diff --git a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/gen_board_img2.bat b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/gen_board_img2.bat
index a4d564d..002fec5 100644
--- a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/gen_board_img2.bat
+++ b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/gen_board_img2.bat
@@ -11,17 +11,17 @@
 @echo ^<flash_board^> >> tmp.board
 @echo   ^<pass^>    >> tmp.board
 @echo     ^<range^>CODE 0x8000000 0x8004fff^</range^>    >> tmp.board
-@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board
+@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board
 @echo     ^<abs_offset^>0x00000000^</abs_offset^>    >> tmp.board
 @echo   ^</pass^>    >> tmp.board
 @echo   ^<pass^> >> tmp.board
 @echo     ^<range^>CODE 0x800b020 0x807ffff^</range^> >> tmp.board
-@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board
+@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board
 @echo     ^<abs_offset^>0xb020^</abs_offset^>  >> tmp.board
 @echo   ^</pass^> >> tmp.board
 @echo   ^<pass^>    >> tmp.board
 @echo     ^<range^>CODE %1 0x%ram_end%^</range^>    >> tmp.board
-@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board  
+@echo     ^<loader^>$PROJ_DIR$\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\flashloader\FlashRTL8195aMP.flash^</loader^>    >> tmp.board  
 @echo     ^<abs_offset^>0xb000^</abs_offset^>  >> tmp.board  
 @echo     ^<args^>--concat^</args^>  >> tmp.board  
 @echo   ^</pass^>    >> tmp.board
diff --git a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img1.bat b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img1.bat
index 14499ce..06c3606 100644
--- a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img1.bat
+++ b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img1.bat
@@ -1,6 +1,6 @@
 cd /D %2
-set tooldir=%2\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\tools
-set libdir=%2\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\bsp
+set tooldir=%2\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\tools
+set libdir=%2\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\bsp
 
 del Debug\Exe\bootloader.map Debug\Exe\bootloader.asm *.bin
 cmd /c "%tooldir%\nm Debug/Exe/bootloader.axf | %tooldir%\sort > Debug/Exe/bootloader.map"
diff --git a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img1.vbs b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img1.vbs
index 71e5b15..fde6442 100644
--- a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img1.vbs
+++ b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img1.vbs
@@ -2,4 +2,4 @@ Dim WshShell
 
 Set WshShell = WScript.CreateObject("WScript.Shell")
 
-WshShell.Run "cmd /c "+WScript.Arguments.Item(1)+"\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\postbuild_img1.bat "+WScript.Arguments.Item(0)+" "+WScript.Arguments.Item(1), 0
+WshShell.Run "cmd /c "+WScript.Arguments.Item(1)+"\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\postbuild_img1.bat "+WScript.Arguments.Item(0)+" "+WScript.Arguments.Item(1), 0
diff --git a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img2.bat b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img2.bat
index 2a05cc0..6ff1a59 100644
--- a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img2.bat
+++ b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img2.bat
@@ -1,6 +1,6 @@
 cd /D %2
-set tooldir=%2\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\tools
-set libdir=%2\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\bsp
+set tooldir=%2\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\tools
+set libdir=%2\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\bsp
 set ota_bin_ver=0x%date:~0,4%%date:~5,2%%date:~8,2%
 
 ::echo input1=%1 >tmp.txt
diff --git a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img2.vbs b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img2.vbs
index 6c36ace..0469b29 100644
--- a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img2.vbs
+++ b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/postbuild_img2.vbs
@@ -2,4 +2,4 @@ Dim WshShell
 
 Set WshShell = WScript.CreateObject("WScript.Shell")
 
-WshShell.Run "cmd /c "+WScript.Arguments.Item(1)+"\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\postbuild_img2.bat "+WScript.Arguments.Item(0)+" "+WScript.Arguments.Item(1), 0
+WshShell.Run "cmd /c "+WScript.Arguments.Item(1)+"\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\postbuild_img2.bat "+WScript.Arguments.Item(0)+" "+WScript.Arguments.Item(1), 0
diff --git a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/prebuild.vbs b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/prebuild.vbs
index 4817200..ead8b0e 100644
--- a/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/prebuild.vbs
+++ b/sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0/component/soc/realtek/8711b/misc/iar_utility/common/prebuild.vbs
@@ -2,4 +2,4 @@ Dim WshShell
 
 Set WshShell = WScript.CreateObject("WScript.Shell")
 
-WshShell.Run "cmd /c "+WScript.Arguments.Item(0)+"\packages\realtek_ameba\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\prebuild.bat "+WScript.Arguments.Item(0)+" "+WScript.Arguments.Item(1)+" "+WScript.Arguments.Item(2), 0
+WshShell.Run "cmd /c "+WScript.Arguments.Item(0)+"\packages\realtek_ameba-latest\sdk-ameba-v4.0b_without_NDA_GCC_V1.0.0\component\soc\realtek\8711b\misc\iar_utility\common\prebuild.bat "+WScript.Arguments.Item(0)+" "+WScript.Arguments.Item(1)+" "+WScript.Arguments.Item(2), 0