diff --git a/src/ir_decoder/ir_decoder.sln b/src/ir_decoder/ir_decoder.sln
index b8d61a3..852c6be 100644
--- a/src/ir_decoder/ir_decoder.sln
+++ b/src/ir_decoder/ir_decoder.sln
@@ -1,9 +1,9 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 14
-VisualStudioVersion = 14.0.23107.0
+# Visual Studio 15
+VisualStudioVersion = 15.0.27130.2027
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "ir_decoder", "ir_decoder.vcxproj", "{8ACC347D-023C-4939-B371-C193EEA210F8}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "ir_decoder", "ir_decoder.vcxproj", "{2198F1AF-3683-4197-9C6C-82651745A397}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -13,16 +13,19 @@ Global
 		Release|x86 = Release|x86
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{8ACC347D-023C-4939-B371-C193EEA210F8}.Debug|x64.ActiveCfg = Debug|x64
-		{8ACC347D-023C-4939-B371-C193EEA210F8}.Debug|x64.Build.0 = Debug|x64
-		{8ACC347D-023C-4939-B371-C193EEA210F8}.Debug|x86.ActiveCfg = Debug|Win32
-		{8ACC347D-023C-4939-B371-C193EEA210F8}.Debug|x86.Build.0 = Debug|Win32
-		{8ACC347D-023C-4939-B371-C193EEA210F8}.Release|x64.ActiveCfg = Release|x64
-		{8ACC347D-023C-4939-B371-C193EEA210F8}.Release|x64.Build.0 = Release|x64
-		{8ACC347D-023C-4939-B371-C193EEA210F8}.Release|x86.ActiveCfg = Release|Win32
-		{8ACC347D-023C-4939-B371-C193EEA210F8}.Release|x86.Build.0 = Release|Win32
+		{2198F1AF-3683-4197-9C6C-82651745A397}.Debug|x64.ActiveCfg = Debug|x64
+		{2198F1AF-3683-4197-9C6C-82651745A397}.Debug|x64.Build.0 = Debug|x64
+		{2198F1AF-3683-4197-9C6C-82651745A397}.Debug|x86.ActiveCfg = Debug|Win32
+		{2198F1AF-3683-4197-9C6C-82651745A397}.Debug|x86.Build.0 = Debug|Win32
+		{2198F1AF-3683-4197-9C6C-82651745A397}.Release|x64.ActiveCfg = Release|x64
+		{2198F1AF-3683-4197-9C6C-82651745A397}.Release|x64.Build.0 = Release|x64
+		{2198F1AF-3683-4197-9C6C-82651745A397}.Release|x86.ActiveCfg = Release|Win32
+		{2198F1AF-3683-4197-9C6C-82651745A397}.Release|x86.Build.0 = Release|Win32
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {82870200-233C-476D-B5A8-B17FB4FECE50}
+	EndGlobalSection
 EndGlobal
diff --git a/src/ir_decoder/ir_decoder.vcxproj b/src/ir_decoder/ir_decoder.vcxproj
index 20f9dd1..f0b02a7 100644
--- a/src/ir_decoder/ir_decoder.vcxproj
+++ b/src/ir_decoder/ir_decoder.vcxproj
@@ -1,5 +1,5 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
       <Configuration>Debug</Configuration>
@@ -19,16 +19,17 @@
     </ProjectConfiguration>
   </ItemGroup>
   <PropertyGroup Label="Globals">
-    <ProjectGuid>{8ACC347D-023C-4939-B371-C193EEA210F8}</ProjectGuid>
+    <VCProjectVersion>15.0</VCProjectVersion>
+    <ProjectGuid>{2198F1AF-3683-4197-9C6C-82651745A397}</ProjectGuid>
     <Keyword>Win32Proj</Keyword>
-    <RootNamespace>ir_decoder</RootNamespace>
+    <RootNamespace>irdecoder</RootNamespace>
     <WindowsTargetPlatformVersion>10.0.16299.0</WindowsTargetPlatformVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v141_xp</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
@@ -41,13 +42,13 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v140</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v140_xp</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
@@ -83,16 +84,16 @@
   </PropertyGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
-      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <PrecompiledHeader>Use</PrecompiledHeader>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;_USRDLL;IR_DECODER_EXPORTS;BOARD_PC;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;_DEBUG;IRDECODER_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <ModuleDefinitionFile>.\ir_decode.def</ModuleDefinitionFile>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
@@ -100,8 +101,9 @@
       <PrecompiledHeader>Use</PrecompiledHeader>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>_DEBUG;_WINDOWS;_USRDLL;IR_DECODER_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>_DEBUG;IRDECODER_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -110,42 +112,40 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <ClCompile>
+      <PrecompiledHeader>Use</PrecompiledHeader>
       <WarningLevel>Level3</WarningLevel>
-      <PrecompiledHeader>NotUsing</PrecompiledHeader>
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;IR_DECODER_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;NDEBUG;IRDECODER_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
-      <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <ModuleDefinitionFile>.\ir_decode.def</ModuleDefinitionFile>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <ClCompile>
+      <PrecompiledHeader>Use</PrecompiledHeader>
       <WarningLevel>Level3</WarningLevel>
-      <PrecompiledHeader>NotUsing</PrecompiledHeader>
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <PreprocessorDefinitions>NDEBUG;_WINDOWS;_USRDLL;IR_DECODER_EXPORTS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>NDEBUG;IRDECODER_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
-      <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
     </Link>
   </ItemDefinitionGroup>
-  <ItemGroup>
-    <Text Include="ReadMe.txt" />
-  </ItemGroup>
   <ItemGroup>
     <ClInclude Include="include\ir_ac_apply.h" />
     <ClInclude Include="include\ir_ac_binary_parse.h" />
@@ -162,20 +162,6 @@
     <ClInclude Include="targetver.h" />
   </ItemGroup>
   <ItemGroup>
-    <ClCompile Include="dllmain.c">
-      <CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</CompileAsManaged>
-      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
-      </PrecompiledHeader>
-      <CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</CompileAsManaged>
-      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
-      </PrecompiledHeader>
-      <CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">false</CompileAsManaged>
-      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
-      </PrecompiledHeader>
-      <CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</CompileAsManaged>
-      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
-      </PrecompiledHeader>
-    </ClCompile>
     <ClCompile Include="src\ir_ac_apply.c" />
     <ClCompile Include="src\ir_ac_binary_parse.c" />
     <ClCompile Include="src\ir_ac_build_frame.c" />
@@ -184,7 +170,6 @@
     <ClCompile Include="src\ir_ac_parse_frame_info.c" />
     <ClCompile Include="src\ir_ac_parse_parameter.c" />
     <ClCompile Include="src\ir_decode.c" />
-    <ClCompile Include="src\ir_test_main.c" />
     <ClCompile Include="src\ir_tv_control.c" />
     <ClCompile Include="src\ir_utils.c" />
     <ClCompile Include="stdafx.c">
diff --git a/src/ir_decoder/ir_decoder.vcxproj.filters b/src/ir_decoder/ir_decoder.vcxproj.filters
new file mode 100644
index 0000000..3c9a3a5
--- /dev/null
+++ b/src/ir_decoder/ir_decoder.vcxproj.filters
@@ -0,0 +1,98 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="源文件">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+    </Filter>
+    <Filter Include="头文件">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+      <Extensions>h;hh;hpp;hxx;hm;inl;inc;xsd</Extensions>
+    </Filter>
+    <Filter Include="资源文件">
+      <UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
+      <Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="stdafx.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="targetver.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_ac_apply.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_ac_binary_parse.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_ac_build_frame.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_ac_control.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_ac_parse_forbidden_info.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_ac_parse_frame_info.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_ac_parse_parameter.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_decode.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_defs.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_tv_control.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="include\ir_utils.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="src\ir_ac_apply.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="src\ir_ac_binary_parse.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="src\ir_ac_build_frame.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="src\ir_ac_control.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="src\ir_ac_parse_forbidden_info.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="src\ir_ac_parse_frame_info.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="src\ir_ac_parse_parameter.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="src\ir_decode.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="src\ir_tv_control.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="src\ir_utils.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="stdafx.c">
+      <Filter>源文件</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="ir_decode.def">
+      <Filter>源文件</Filter>
+    </None>
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/src/ir_decoder/src/ir_ac_binary_parse.c b/src/ir_decoder/src/ir_ac_binary_parse.c
index df8353c..d154f54 100644
--- a/src/ir_decoder/src/ir_ac_binary_parse.c
+++ b/src/ir_decoder/src/ir_ac_binary_parse.c
@@ -64,9 +64,9 @@ INT8 binary_parse_offset()
         UINT16 offset = *(phead + i);
         tags[i].offset = (offset >> 8) | (offset << 8);
 #elif defined BOARD_ESP8266
-		UINT16 tmp_a = *(phead + i * 2);
-		UINT16 tmp_b = *(phead + i * 2 + 1);
-		tags[i].offset = tmp_b << 8 | tmp_a;
+        UINT16 tmp_a = *(phead + i * 2);
+        UINT16 tmp_b = *(phead + i * 2 + 1);
+        tags[i].offset = tmp_b << 8 | tmp_a;
 #else
         tags[i].offset = *(phead + i);
 #endif
diff --git a/src/ir_decoder/stdafx.c b/src/ir_decoder/stdafx.c
index 1577c4e..d9de069 100644
Binary files a/src/ir_decoder/stdafx.c and b/src/ir_decoder/stdafx.c differ
diff --git a/src/ir_decoder/stdafx.h b/src/ir_decoder/stdafx.h
index d122c0b..ac16b94 100644
Binary files a/src/ir_decoder/stdafx.h and b/src/ir_decoder/stdafx.h differ
diff --git a/src/ir_decoder/targetver.h b/src/ir_decoder/targetver.h
index 05ba7d4..e2da66c 100644
Binary files a/src/ir_decoder/targetver.h and b/src/ir_decoder/targetver.h differ