diff --git a/.cproject b/.cproject
index 1627e0b..09a0596 100644
--- a/.cproject
+++ b/.cproject
@@ -129,8 +129,8 @@
 									<listOptionValue builtIn="false" value="KISS_LOGGING"/>
 									<listOptionValue builtIn="false" value="STM32L433xx"/>
 								</option>
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std.2118376960" name="Language standard" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std.gnucpp1z" valueType="enumerated"/>
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion.667020717" name="ABI version" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion.9" valueType="enumerated"/>
+								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std.2118376960" name="Language standard" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std.gnucpp17" valueType="enumerated"/>
+								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion.667020717" name="ABI version" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion.13" valueType="enumerated"/>
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.noexceptions.1516078438" name="Do not use exceptions (-fno-exceptions)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.noexceptions" useByScannerDiscovery="true" value="true" valueType="boolean"/>
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.nortti.1664770922" name="Do not use RTTI (-fno-rtti)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.nortti" useByScannerDiscovery="true" value="true" valueType="boolean"/>
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.nousecxaatexit.346113747" name="Do not use _cxa_atexit() (-fno-use-cxa-atexit)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.nousecxaatexit" useByScannerDiscovery="true" value="true" valueType="boolean"/>
@@ -209,7 +209,7 @@
 							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.format.1846377208" name="Debug format" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.format" useByScannerDiscovery="true"/>
 							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.toolchain.name.1836228229" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.toolchain.name" useByScannerDiscovery="false" value="GNU Tools for ARM Embedded Processors" valueType="string"/>
 							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.architecture.1755004022" name="Architecture" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.architecture" useByScannerDiscovery="false" value="ilg.gnuarmeclipse.managedbuild.cross.option.architecture.arm" valueType="enumerated"/>
-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.family.182753231" name="ARM family" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.family" useByScannerDiscovery="false" value="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.mcpu.cortex-m4" valueType="enumerated"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.family.182753231" name="ARM family (-mcpu)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.family" useByScannerDiscovery="false" value="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.mcpu.cortex-m4" valueType="enumerated"/>
 							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.instructionset.749685852" name="Instruction set" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.instructionset" useByScannerDiscovery="false" value="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.instructionset.thumb" valueType="enumerated"/>
 							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.prefix.910306496" name="Prefix" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.prefix" useByScannerDiscovery="false" value="arm-none-eabi-" valueType="string"/>
 							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.c.2124360754" name="C compiler" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.c" useByScannerDiscovery="false" value="gcc" valueType="string"/>
@@ -238,7 +238,7 @@
 							<builder autoBuildTarget="all" buildPath="${workspace_loc:/TNC3-firmware}/ARM Debug" cleanBuildTarget="clean" command="${cross_make}" enableAutoBuild="true" id="org.eclipse.cdt.build.core.internal.builder.2110076473" incrementalBuildTarget="all" keepEnvironmentInBuildfile="false" managedBuildOn="true" name="CDT Internal Builder" parallelBuildOn="false" superClass="org.eclipse.cdt.build.core.internal.builder"/>
 							<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.assembler.1093600654" name="GNU ARM Cross Assembler" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.assembler">
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.usepreprocessor.1179297555" name="Use preprocessor" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.usepreprocessor" useByScannerDiscovery="false" value="true" valueType="boolean"/>
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.include.paths.1845769595" name="Include paths (-I)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.include.paths" useByScannerDiscovery="true" valueType="includePath">
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.include.paths.1845769595" name="Include paths (-I)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.include.paths" useByScannerDiscovery="true" valueType="includePath">
 									<listOptionValue builtIn="false" value="/usr/arm-none-eabi/include"/>
 									<listOptionValue builtIn="false" value="../Drivers/STM32L4xx_HAL_Driver/Inc"/>
 									<listOptionValue builtIn="false" value="../Inc"/>
@@ -251,7 +251,7 @@
 									<listOptionValue builtIn="false" value="../Middlewares/ST/STM32_USB_Device_Library/Class/CDC/Inc/"/>
 									<listOptionValue builtIn="false" value="../Middlewares/ST/STM32_USB_Device_Library/Core/Inc"/>
 								</option>
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.defs.208015513" name="Defined symbols (-D)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.defs" useByScannerDiscovery="true" valueType="definedSymbols">
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.defs.208015513" name="Defined symbols (-D)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.defs" useByScannerDiscovery="true" valueType="definedSymbols">
 									<listOptionValue builtIn="false" value="__FPU_PRESENT=1"/>
 									<listOptionValue builtIn="false" value="USE_HAL_DRIVER"/>
 									<listOptionValue builtIn="false" value="ARM_MATH_CM4"/>
@@ -261,7 +261,7 @@
 								<inputType id="ilg.gnuarmeclipse.managedbuild.cross.tool.assembler.input.1462552668" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.assembler.input"/>
 							</tool>
 							<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.c.compiler.2037524494" name="GNU ARM Cross C Compiler" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.c.compiler">
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.include.paths.549073773" name="Include paths (-I)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.include.paths" useByScannerDiscovery="true" valueType="includePath">
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.include.paths.549073773" name="Include paths (-I)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.include.paths" useByScannerDiscovery="true" valueType="includePath">
 									<listOptionValue builtIn="false" value="/usr/arm-none-eabi/include"/>
 									<listOptionValue builtIn="false" value="../Inc"/>
 									<listOptionValue builtIn="false" value="../Drivers/STM32L4xx_HAL_Driver/Inc"/>
@@ -274,7 +274,7 @@
 									<listOptionValue builtIn="false" value="../Middlewares/ST/STM32_USB_Device_Library/Class/CDC/Inc/"/>
 									<listOptionValue builtIn="false" value="../Middlewares/ST/STM32_USB_Device_Library/Core/Inc"/>
 								</option>
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.defs.1057000273" name="Defined symbols (-D)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.defs" useByScannerDiscovery="true" valueType="definedSymbols">
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.defs.1057000273" name="Defined symbols (-D)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.defs" useByScannerDiscovery="true" valueType="definedSymbols">
 									<listOptionValue builtIn="false" value="__FPU_PRESENT=1"/>
 									<listOptionValue builtIn="false" value="USE_HAL_DRIVER"/>
 									<listOptionValue builtIn="false" value="ARM_MATH_CM4"/>
@@ -284,10 +284,11 @@
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.warning.missingprototypes.706281784" name="Warn if a global function has no prototype (-Wmissing-prototypes)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.warning.missingprototypes" useByScannerDiscovery="true" value="true" valueType="boolean"/>
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.warning.strictprototypes.981667488" name="Warn if a function has no arg type (-Wstrict-prototypes)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.warning.strictprototypes" useByScannerDiscovery="true" value="true" valueType="boolean"/>
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.warning.badfunctioncast.1581623183" name="Warn if wrong cast  (-Wbad-function-cast)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.warning.badfunctioncast" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.std.1837039409" name="Language standard" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.std" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.std.gnu11" valueType="enumerated"/>
 								<inputType id="ilg.gnuarmeclipse.managedbuild.cross.tool.c.compiler.input.1311038531" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.c.compiler.input"/>
 							</tool>
 							<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.compiler.1738445104" name="GNU ARM Cross C++ Compiler" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.compiler">
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.include.paths.1151610661" name="Include paths (-I)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.include.paths" useByScannerDiscovery="true" valueType="includePath">
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.include.paths.1151610661" name="Include paths (-I)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.include.paths" useByScannerDiscovery="true" valueType="includePath">
 									<listOptionValue builtIn="false" value="/usr/arm-none-eabi/include"/>
 									<listOptionValue builtIn="false" value="/usr/local/include"/>
 									<listOptionValue builtIn="false" value="../Inc"/>
@@ -301,15 +302,15 @@
 									<listOptionValue builtIn="false" value="../Middlewares/ST/STM32_USB_Device_Library/Core/Inc"/>
 									<listOptionValue builtIn="false" value="../Middlewares/ST/STM32_USB_Device_Library/Class/CDC/Inc/"/>
 								</option>
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.defs.602101294" name="Defined symbols (-D)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.defs" useByScannerDiscovery="true" valueType="definedSymbols">
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.defs.602101294" name="Defined symbols (-D)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.defs" useByScannerDiscovery="true" valueType="definedSymbols">
 									<listOptionValue builtIn="false" value="__FPU_PRESENT=1"/>
 									<listOptionValue builtIn="false" value="USE_HAL_DRIVER"/>
 									<listOptionValue builtIn="false" value="ARM_MATH_CM4"/>
 									<listOptionValue builtIn="false" value="__weak=&quot;__attribute__((weak))&quot;"/>
 									<listOptionValue builtIn="false" value="STM32L433xx"/>
 								</option>
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std.1269136557" name="Language standard" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std.gnucpp1z" valueType="enumerated"/>
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion.1480715728" name="ABI version" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion.9" valueType="enumerated"/>
+								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std.1269136557" name="Language standard" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.std.gnucpp17" valueType="enumerated"/>
+								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion.1480715728" name="ABI version" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.abiversion.13" valueType="enumerated"/>
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.noexceptions.1677495363" name="Do not use exceptions (-fno-exceptions)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.noexceptions" useByScannerDiscovery="true" value="true" valueType="boolean"/>
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.nortti.902756344" name="Do not use RTTI (-fno-rtti)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.nortti" useByScannerDiscovery="true" value="true" valueType="boolean"/>
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.nousecxaatexit.1072054323" name="Do not use _cxa_atexit() (-fno-use-cxa-atexit)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.nousecxaatexit" useByScannerDiscovery="true" value="true" valueType="boolean"/>
@@ -327,7 +328,7 @@
 							</tool>
 							<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.linker.1881696985" name="GNU ARM Cross C++ Linker" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.linker">
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.gcsections.1261027452" name="Remove unused sections (-Xlinker --gc-sections)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.gcsections" useByScannerDiscovery="false" value="true" valueType="boolean"/>
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.scriptfile.1929266642" name="Script files (-T)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.scriptfile" useByScannerDiscovery="false" valueType="stringList">
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.scriptfile.1929266642" name="Script files (-T)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.scriptfile" useByScannerDiscovery="false" valueType="stringList">
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/STM32L433CCUx_FLASH.ld}&quot;"/>
 								</option>
 								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.nostdlibs.118214268" name="No startup or default libs (-nostdlib)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.cpp.linker.nostdlibs" useByScannerDiscovery="false" value="false" valueType="boolean"/>
diff --git a/.settings/language.settings.xml b/.settings/language.settings.xml
index 8fe73b1..c6398ee 100644
--- a/.settings/language.settings.xml
+++ b/.settings/language.settings.xml
@@ -3,7 +3,7 @@
 	<configuration id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637" name="ARM_Debug">
 		<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
-			<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-875080106735501948" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT ARM Cross GCC Built-in Compiler Settings " parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-1331898519131319282" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT ARM Cross GCC Built-in Compiler Settings " parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>
@@ -14,7 +14,7 @@
 	<configuration id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991" name="ARM_Release">
 		<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
-			<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-789413234192079628" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT ARM Cross GCC Built-in Compiler Settings " parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-1246228804734390092" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT ARM Cross GCC Built-in Compiler Settings " parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>