diff --git a/Classes/smcWrapper.m b/Classes/smcWrapper.m
index 3ea6c24..920cd62 100755
--- a/Classes/smcWrapper.m
+++ b/Classes/smcWrapper.m
@@ -23,7 +23,7 @@
 
 #import "smcWrapper.h"
 #import <CommonCrypto/CommonDigest.h>
-NSString * const smc_checksum=@"b8e7e0f50c1d837cedd91d9af54b167f";
+NSString * const smc_checksum=@"c1c93f148c80e7ab466f83dabe011a6e";
 
 NSArray *allSensors;
 
diff --git a/smc-command/smc.c b/smc-command/smc.c
index 814e5a4..f023e6e 100755
--- a/smc-command/smc.c
+++ b/smc-command/smc.c
@@ -205,10 +205,6 @@ void printPWM(SMCVal_t val)
     printf("%.1f%% ", ntohs(*(UInt16*)val.bytes) * 100 / 65536.0);
 }
 
-void printFLT(SMCVal_t val)
-{
-    printf("%f ", *(float*)val.bytes);
-}
 
 void printBytesHex(SMCVal_t val)
 {
diff --git a/smcFanControl.xcodeproj/project.pbxproj b/smcFanControl.xcodeproj/project.pbxproj
index c0a88d9..4623135 100644
--- a/smcFanControl.xcodeproj/project.pbxproj
+++ b/smcFanControl.xcodeproj/project.pbxproj
@@ -305,7 +305,7 @@
 		29B97313FDCFA39411CA2CEA /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0800;
+				LastUpgradeCheck = 0940;
 				TargetAttributes = {
 					8924ECED15AC96E70031730C = {
 						DevelopmentTeam = H4G85G26BP;
@@ -441,6 +441,7 @@
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
+				CLANG_ENABLE_OBJC_WEAK = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				CODE_SIGN_IDENTITY = "Developer ID Application";
 				"CODE_SIGN_IDENTITY[sdk=macosx*]" = "Developer ID Application";
@@ -469,6 +470,7 @@
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
+				CLANG_ENABLE_OBJC_WEAK = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				CODE_SIGN_IDENTITY = "Developer ID Application";
 				"CODE_SIGN_IDENTITY[sdk=macosx*]" = "Developer ID Application";
@@ -522,6 +524,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.eidac.smcFanControl2;
 				PRODUCT_NAME = smcFanControl;
 				PROVISIONING_PROFILE = "";
+				PROVISIONING_PROFILE_SPECIFIER = "";
 				SDKROOT = macosx;
 				WRAPPER_EXTENSION = app;
 				ZERO_LINK = YES;
diff --git a/smcFanControl.xcodeproj/project.xcworkspace/xcuserdata/hendrikh.xcuserdatad/UserInterfaceState.xcuserstate b/smcFanControl.xcodeproj/project.xcworkspace/xcuserdata/hendrikh.xcuserdatad/UserInterfaceState.xcuserstate
index bec4dca..77cf808 100644
Binary files a/smcFanControl.xcodeproj/project.xcworkspace/xcuserdata/hendrikh.xcuserdatad/UserInterfaceState.xcuserstate and b/smcFanControl.xcodeproj/project.xcworkspace/xcuserdata/hendrikh.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/smcFanControl.xcodeproj/xcuserdata/hendrikh.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist b/smcFanControl.xcodeproj/xcuserdata/hendrikh.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
index f551a32..01b89c9 100644
--- a/smcFanControl.xcodeproj/xcuserdata/hendrikh.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
+++ b/smcFanControl.xcodeproj/xcuserdata/hendrikh.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
@@ -37,5 +37,21 @@
             landmarkType = "7">
          </BreakpointContent>
       </BreakpointProxy>
+      <BreakpointProxy
+         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
+         <BreakpointContent
+            shouldBeEnabled = "Yes"
+            ignoreCount = "0"
+            continueAfterRunningActions = "No"
+            filePath = "Classes/smcWrapper.m"
+            timestampString = "555718380.442687"
+            startingColumnNumber = "9223372036854775807"
+            endingColumnNumber = "9223372036854775807"
+            startingLineNumber = "237"
+            endingLineNumber = "237"
+            landmarkName = "+createCheckSum:"
+            landmarkType = "7">
+         </BreakpointContent>
+      </BreakpointProxy>
    </Breakpoints>
 </Bucket>
diff --git a/smcFanControl.xcodeproj/xcuserdata/hendrikh.xcuserdatad/xcschemes/smcFanControl.xcscheme b/smcFanControl.xcodeproj/xcuserdata/hendrikh.xcuserdatad/xcschemes/smcFanControl.xcscheme
index 50c6def..c477c22 100644
--- a/smcFanControl.xcodeproj/xcuserdata/hendrikh.xcuserdatad/xcschemes/smcFanControl.xcscheme
+++ b/smcFanControl.xcodeproj/xcuserdata/hendrikh.xcuserdatad/xcschemes/smcFanControl.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0800"
+   LastUpgradeVersion = "0940"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -45,13 +45,13 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      language = "en"
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"
       debugDocumentVersioning = "YES"
       debugServiceExtension = "internal"
-      allowLocationSimulation = "YES"
-      language = "en">
+      allowLocationSimulation = "YES">
       <BuildableProductRunnable
          runnableDebuggingMode = "0">
          <BuildableReference