diff --git a/MCU Wrapper.mltbx b/MCU Wrapper.mltbx
index 646b774..b92d2d8 100644
Binary files a/MCU Wrapper.mltbx and b/MCU Wrapper.mltbx differ
diff --git a/McuLib/install_my_library.m b/McuLib/install_my_library.m
index 5b72687..4a641e3 100644
--- a/McuLib/install_my_library.m
+++ b/McuLib/install_my_library.m
@@ -2,12 +2,24 @@
 function install_my_library()
     libDir = fileparts(mfilename('fullpath'));
 
+    % Путь к файлу-флагу, указывающему, что установка уже была
+    flagFile = fullfile(libDir, '.library_installed.mat');
+
+    % Если библиотека уже установлена — просто выходим
+    if isfile(flagFile)
+        return;
+    end
+
     % 1. Добавляем библиотеку и m-файлы в путь
     addpath(fullfile(libDir, 'lib'));
     addpath(fullfile(libDir, 'm'));
     savepath;
 
-    % 3. Обновляем Library Browser
+    % 2. Обновляем Library Browser
     rehash;
     sl_refresh_customizations;
+
+    % 3. Сохраняем флаг установки
+    installedOn = datetime('now');
+    save(flagFile, 'installedOn');
 end
diff --git a/McuLib/lib/McuLib.slx b/McuLib/lib/McuLib.slx
index a091a4c..1432d09 100644
Binary files a/McuLib/lib/McuLib.slx and b/McuLib/lib/McuLib.slx differ
diff --git a/McuLib/m/mainConfig.m b/McuLib/m/mainConfig.m
index a588212..3a1aee0 100644
--- a/McuLib/m/mainConfig.m
+++ b/McuLib/m/mainConfig.m
@@ -6,7 +6,8 @@ classdef mainConfig
             blockPath = gcb;
             mask = Simulink.Mask.get(blockPath);
             wrapParamToExport = {'wrapperPath', 'enableDebug', 'mcuClk', ... 
-                'threadCycles', 'enableThreading', 'enableDeinit'};
+                'threadCycles', 'enableThreading', 'enableDeinit', ...
+                'periphPath'};
             portParamToExport = {'inNumb', ...
                 'in_port_1_name', 'in_port_1_width', ... 
                 'in_port_2_name', 'in_port_2_width', ... 
@@ -103,6 +104,8 @@ classdef mainConfig
             end
         
             mcuMask.disp(0, 'Конфигурация успешно импортирована.');
+
+            mcuMask.periphUpdate();
         end
 
     end
diff --git a/McuLib/m/mcuMask.m b/McuLib/m/mcuMask.m
index 0947dcf..104fd17 100644
--- a/McuLib/m/mcuMask.m
+++ b/McuLib/m/mcuMask.m
@@ -324,6 +324,9 @@ classdef mcuMask
             start(t);
         end
 
+        function v = getMyLibVersion()
+            v = 'pre-1.03';
+        end
 
     end
 end
\ No newline at end of file
diff --git a/McuLib/m/mexing.m b/McuLib/m/mexing.m
index 1b42f89..1e3b9e2 100644
--- a/McuLib/m/mexing.m
+++ b/McuLib/m/mexing.m
@@ -265,7 +265,11 @@ function definesWrapperArg = addDefineByParam(definesWrapperArg, paramName, val_
             newDefine = '';
         end
     else
-        newDefine = ['-D"' def_name '__EQ__' val '"'];
+        if strcmp(param.Alias, '')
+            newDefine = ['-D"' def_name '"'];
+        else
+            newDefine = ['-D"' def_name '__EQ__' val '"'];
+        end
     end
 
 
diff --git a/McuLib/m/periphConfig.m b/McuLib/m/periphConfig.m
index ee6d26e..a6a8b04 100644
--- a/McuLib/m/periphConfig.m
+++ b/McuLib/m/periphConfig.m
@@ -632,7 +632,7 @@ classdef periphConfig
                 end
             end
 
-            callback = sprintf('periphConfig.periphParamCallback("%s");', paramName);
+            callback = sprintf('try periphConfig.periphParamCallback("%s"); catch end', paramName);
             param.Callback = callback;
         end
 
diff --git a/mcuwrapper.prj b/mcuwrapper.prj
index f556f14..9b26494 100644
--- a/mcuwrapper.prj
+++ b/mcuwrapper.prj
@@ -1,5 +1,5 @@
 <deployment-project plugin="plugin.toolbox" plugin-version="1.0">
-  <configuration build-checksum="1424241104" file="F:\Work\Projects\MATLAB\mcu_matlab_lib\mcuwrapper.prj" location="F:\Work\Projects\MATLAB\mcu_matlab_lib" name="mcuwrapper" target="target.toolbox" target-name="Package Toolbox">
+  <configuration build-checksum="1391118035" file="F:\Work\Projects\MATLAB\mcu_matlab_lib\mcuwrapper.prj" location="F:\Work\Projects\MATLAB\mcu_matlab_lib" name="mcuwrapper" target="target.toolbox" target-name="Package Toolbox">
     <param.appname>MCU Wrapper</param.appname>
     <param.authnamewatermark>Razvalyaev</param.authnamewatermark>
     <param.email>wot890089@mail.ru</param.email>
@@ -7,7 +7,7 @@
     <param.summary>Library for run MCU program in Simulink</param.summary>
     <param.description />
     <param.screenshot />
-    <param.version>1.02</param.version>
+    <param.version>1.03</param.version>
     <param.output>${PROJECT_ROOT}\MCU Wrapper.mltbx</param.output>
     <param.products.name />
     <param.products.id />
@@ -84,6 +84,7 @@
       <file>${PROJECT_ROOT}\McuLib</file>
     </fileset.rootdir>
     <fileset.rootfiles>
+      <file>${PROJECT_ROOT}\McuLib\.library_installed.mat</file>
       <file>${PROJECT_ROOT}\McuLib\install_my_library.m</file>
       <file>${PROJECT_ROOT}\McuLib\lib</file>
       <file>${PROJECT_ROOT}\McuLib\m</file>