diff --git a/.cproject b/.cproject
index 1153fba..ec160a3 100644
--- a/.cproject
+++ b/.cproject
@@ -182,8 +182,8 @@
 			<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
 			<storageModule moduleId="ilg.gnumcueclipse.managedbuild.packs"/>
 		</cconfiguration>
-		<cconfiguration id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267">
-			<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267" moduleId="org.eclipse.cdt.core.settings" name="ARM_Release">
+		<cconfiguration id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991">
+			<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991" moduleId="org.eclipse.cdt.core.settings" name="ARM_Release">
 				<externalSettings/>
 				<extensions>
 					<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
@@ -193,31 +193,51 @@
 				</extensions>
 			</storageModule>
 			<storageModule moduleId="cdtBuildSystem" version="4.0.0">
-				<configuration artifactName="firmware" buildArtefactType="org.eclipse.cdt.build.core.buildArtefactType.exe" buildProperties="org.eclipse.cdt.build.core.buildArtefactType=org.eclipse.cdt.build.core.buildArtefactType.exe,org.eclipse.cdt.build.core.buildType=org.eclipse.cdt.build.core.buildType.release" cleanCommand="${cross_rm} -rf" description="" id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267" name="ARM_Release" parent="ilg.gnuarmeclipse.managedbuild.cross.config.elf.release" postbuildStep="${cross_prefix}${cross_objcopy}${cross_suffix} firmware.elf -O binary firmware.bin ">
-					<folderInfo id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267." name="/" resourcePath="">
-						<toolChain id="ilg.gnuarmeclipse.managedbuild.cross.toolchain.elf.release.1122439984" name="ARM Cross GCC" nonInternalBuilderId="ilg.gnuarmeclipse.managedbuild.cross.builder" superClass="ilg.gnuarmeclipse.managedbuild.cross.toolchain.elf.release">
-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createflash.444994584" name="Create flash image" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createflash" useByScannerDiscovery="false" value="true" valueType="boolean"/>
-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createlisting.614623975" name="Create extended listing" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createlisting" useByScannerDiscovery="false"/>
-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.printsize.1020671424" name="Print size" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.printsize" useByScannerDiscovery="false" value="true" valueType="boolean"/>
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-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.toolchain.name.2120600689" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.toolchain.name" value="GNU MCU Eclipse ARM Embedded GCC" valueType="string"/>
-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.toolchain.id.827716078.63873601" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.toolchain.id" value="962691777" valueType="string"/>
-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.prefix.2038420727" name="Prefix" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.prefix" value="arm-none-eabi-" valueType="string"/>
-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.c.813404043" name="C compiler" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.c" value="gcc" valueType="string"/>
-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.cpp.390396835" name="C++ compiler" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.cpp" value="g++" valueType="string"/>
-							<targetPlatform archList="all" binaryParser="org.eclipse.cdt.core.ELF" id="ilg.gnuarmeclipse.managedbuild.cross.targetPlatform.221259664" isAbstract="false" osList="all" superClass="ilg.gnuarmeclipse.managedbuild.cross.targetPlatform"/>
-							<builder autoBuildTarget="all" buildPath="${workspace_loc:/TNC3-firmware}/ARM Release" cleanBuildTarget="clean" command="${cross_make}" id="org.eclipse.cdt.build.core.internal.builder.1165890734" incrementalBuildTarget="all" keepEnvironmentInBuildfile="false" managedBuildOn="true" name="CDT Internal Builder" superClass="org.eclipse.cdt.build.core.internal.builder"/>
-							<tool id="ilg.gnuarmeclipse.managedbuild.cross.tool.assembler.59164136" name="GNU ARM Cross Assembler" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.assembler">
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.usepreprocessor.1529023197" 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.883850178" name="Include paths (-I)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.include.paths" valueType="includePath">
-									<listOptionValue builtIn="false" value="../Inc"/>
-									<listOptionValue builtIn="false" value="../Drivers/STM32L4xx_HAL_Driver/Inc"/>
+				<configuration artifactName="firmware" buildArtefactType="org.eclipse.cdt.build.core.buildArtefactType.exe" buildProperties="org.eclipse.cdt.build.core.buildArtefactType=org.eclipse.cdt.build.core.buildArtefactType.exe,org.eclipse.cdt.build.core.buildType=org.eclipse.cdt.build.core.buildType.debug" cleanCommand="${cross_rm} -rf" description="" id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991" name="ARM_Release" parent="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug" postbuildStep="${cross_prefix}${cross_objcopy}${cross_suffix} firmware.elf -O binary firmware.bin">
+					<folderInfo id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991." name="/" resourcePath="">
+						<toolChain id="ilg.gnuarmeclipse.managedbuild.cross.toolchain.elf.debug.74600812" name="ARM Cross GCC" nonInternalBuilderId="ilg.gnuarmeclipse.managedbuild.cross.builder" superClass="ilg.gnuarmeclipse.managedbuild.cross.toolchain.elf.debug">
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createflash.1538196244" name="Create flash image" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createflash" useByScannerDiscovery="false" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createlisting.1511138790" name="Create extended listing" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createlisting" useByScannerDiscovery="false"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.printsize.1213096950" name="Print size" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.printsize" useByScannerDiscovery="false" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.938353532" name="Optimization Level" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.more" valueType="enumerated"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.messagelength.885710536" name="Message length (-fmessage-length=0)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.messagelength" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.signedchar.612994198" name="'char' is signed (-fsigned-char)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.signedchar" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.functionsections.1080438619" name="Function sections (-ffunction-sections)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.functionsections" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.datasections.630253238" name="Data sections (-fdata-sections)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.datasections" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.level.375362328" name="Debug level" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.level" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.level.max" valueType="enumerated"/>
+							<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.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"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.cpp.896088999" name="C++ compiler" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.cpp" useByScannerDiscovery="false" value="g++" valueType="string"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.ar.1367249084" name="Archiver" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.ar" useByScannerDiscovery="false" value="ar" valueType="string"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.objcopy.1737572711" name="Hex/Bin converter" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.objcopy" useByScannerDiscovery="false" value="objcopy" valueType="string"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.objdump.1752564901" name="Listing generator" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.objdump" useByScannerDiscovery="false" value="objdump" valueType="string"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.size.2065233323" name="Size command" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.size" useByScannerDiscovery="false" value="size" valueType="string"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.make.2047439304" name="Build command" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.make" useByScannerDiscovery="false" value="make" valueType="string"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.command.rm.1189190041" name="Remove command" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.command.rm" useByScannerDiscovery="false" value="rm" valueType="string"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.toolchain.id.325408398.1795440248.894643813" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.toolchain.id" useByScannerDiscovery="false" value="1287942917" valueType="string"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.logicalop.1906379386" name="Warn if suspicious logical ops (-Wlogical-op)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.logicalop" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.syntaxonly.447474110" name="Check syntax only (-fsyntax-only)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.syntaxonly" useByScannerDiscovery="true" value="false" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.allwarn.1712187092" name="Enable all common warnings (-Wall)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.allwarn" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.extrawarn.1357791643" name="Enable extra warnings (-Wextra)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.extrawarn" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.padded.150915166" name="Warn if padding is included (-Wpadded)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.padded" useByScannerDiscovery="true" value="false" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.floatequal.512225003" name="Warn if floats are compared as equal (-Wfloat-equal)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.warnings.floatequal" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.nocommon.231852319" name="No common unitialized (-fno-common)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.nocommon" useByScannerDiscovery="true" value="false" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.spconstant.1773412355" name="Single precision constants (-fsingle-precision-constant)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.spconstant" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.nobuiltin.101912420" name="Disable builtin (-fno-builtin)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.nobuiltin" useByScannerDiscovery="true" value="false" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.fpu.abi.798914519" name="Float ABI" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.fpu.abi" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.fpu.abi.softfp" valueType="enumerated"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.fpu.unit.852789287" name="FPU Type" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.fpu.unit" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.arm.target.fpu.unit.fpv4spd16" valueType="enumerated"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.other.1898118510" name="Other optimization flags" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.other" useByScannerDiscovery="true" value="-fstack-usage -fstrict-aliasing -ffast-math" valueType="string"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.noinlinefunctions.609361395" name="Do not inline functions (-fno-inline-functions)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.noinlinefunctions" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<targetPlatform archList="all" binaryParser="org.eclipse.cdt.core.ELF" id="ilg.gnuarmeclipse.managedbuild.cross.targetPlatform.1908321864" isAbstract="false" osList="all" superClass="ilg.gnuarmeclipse.managedbuild.cross.targetPlatform"/>
+							<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">
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Inc}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Drivers/STM32L4xx_HAL_Driver/Inc}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Drivers/CMSIS/Include}&quot;"/>
@@ -227,22 +247,20 @@
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Middlewares/Third_Party/FreeRTOS/Source/portable/GCC/ARM_CM4F}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/TNC}&quot;"/>
 									<listOptionValue builtIn="false" value="/usr/arm-none-eabi/include"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Middlewares/ST/STM32_USB_Device_Library/Class/CDC/Inc/}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Middlewares/ST/STM32_USB_Device_Library/Core/Inc}&quot;"/>
 								</option>
-								<option id="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.defs.1937641850" name="Defined symbols (-D)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.assembler.defs" valueType="definedSymbols">
+								<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">
 									<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="STM32L432xx"/>
-									<listOptionValue builtIn="false" value="__weak=__attribute__((weak))"/>
-									<listOptionValue builtIn="false" value="KISS_LOGGING"/>
+									<listOptionValue builtIn="false" value="__weak=&quot;__attribute__((weak))&quot;"/>
+									<listOptionValue builtIn="false" value="STM32L433xx"/>
 								</option>
-								<inputType id="ilg.gnuarmeclipse.managedbuild.cross.tool.assembler.input.1583862854" superClass="ilg.gnuarmeclipse.managedbuild.cross.tool.assembler.input"/>
+								<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.364441926" 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.1757891037" name="Include paths (-I)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.include.paths" useByScannerDiscovery="true" valueType="includePath">
-									<listOptionValue builtIn="false" value="../Inc"/>
-									<listOptionValue builtIn="false" value="../Drivers/STM32L4xx_HAL_Driver/Inc"/>
+							<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">
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Inc}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Drivers/STM32L4xx_HAL_Driver/Inc}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Drivers/CMSIS/Include}&quot;"/>
@@ -252,22 +270,23 @@
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Middlewares/Third_Party/FreeRTOS/Source/portable/GCC/ARM_CM4F}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/TNC}&quot;"/>
 									<listOptionValue builtIn="false" value="/usr/arm-none-eabi/include"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Middlewares/ST/STM32_USB_Device_Library/Class/CDC/Inc/}&quot;"/>
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TNC3-firmware/Middlewares/ST/STM32_USB_Device_Library/Core/Inc}&quot;"/>
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-									<listOptionValue builtIn="false" value="../Drivers/STM32L4xx_HAL_Driver/Inc"/>
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 			<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
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+			<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
+		</scannerConfigBuildInfo>
+		<scannerConfigBuildInfo instanceId="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637;ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.;ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.compiler.1728068044;ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.compiler.input.1873815134">
+			<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
+		</scannerConfigBuildInfo>
+		<scannerConfigBuildInfo instanceId="fr.ac6.managedbuild.config.gnu.cross.exe.debug.1280466603;fr.ac6.managedbuild.config.gnu.cross.exe.debug.1280466603.;fr.ac6.managedbuild.tool.gnu.cross.c.compiler.2123479516;fr.ac6.managedbuild.tool.gnu.cross.c.compiler.input.c.1917261024">
+			<autodiscovery enabled="false" problemReportingEnabled="true" selectedProfileId=""/>
+		</scannerConfigBuildInfo>
+		<scannerConfigBuildInfo instanceId="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637;ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.;ilg.gnuarmeclipse.managedbuild.cross.tool.c.compiler.1175769653;ilg.gnuarmeclipse.managedbuild.cross.tool.c.compiler.input.1359599970">
+			<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
+		</scannerConfigBuildInfo>
+	</storageModule>
 </cproject>
diff --git a/.gitignore b/.gitignore
index 0ba9308..11ee114 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,3 +42,4 @@ TrueSTUDIO/
 ARM_Debug/
 com.atollic*
 
+/ARM_Release/
diff --git a/.project b/.project
index e2e698b..3971bee 100644
--- a/.project
+++ b/.project
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <projectDescription>
 	<name>firmware</name>
-	<comment />
+	<comment></comment>
 	<projects>
 	</projects>
 	<buildSpec>
@@ -14,7 +14,7 @@
 				</dictionary>
 				<dictionary>
 					<key>?name?</key>
-					<value />
+					<value></value>
 				</dictionary>
 				<dictionary>
 					<key>org.eclipse.cdt.make.core.append_environment</key>
@@ -22,7 +22,7 @@
 				</dictionary>
 				<dictionary>
 					<key>org.eclipse.cdt.make.core.buildArguments</key>
-					<value />
+					<value></value>
 				</dictionary>
 				<dictionary>
 					<key>org.eclipse.cdt.make.core.buildCommand</key>
diff --git a/.settings/language.settings.xml b/.settings/language.settings.xml
index 97076b5..b9e781b 100644
--- a/.settings/language.settings.xml
+++ b/.settings/language.settings.xml
@@ -11,15 +11,15 @@
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
 		</extension>
 	</configuration>
-	<configuration id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267" name="ARM_Release">
+	<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-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
-			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-621711601573234238" 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="-1098704543923401076" 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>
+			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
+			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
 		</extension>
 	</configuration>
 </project>
diff --git a/.settings/org.eclipse.cdt.managedbuilder.core.prefs b/.settings/org.eclipse.cdt.managedbuilder.core.prefs
index 128b264..a54642a 100644
--- a/.settings/org.eclipse.cdt.managedbuilder.core.prefs
+++ b/.settings/org.eclipse.cdt.managedbuilder.core.prefs
@@ -1,4 +1,12 @@
 eclipse.preferences.version=1
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/CPATH/delimiter=\:
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/CPATH/operation=remove
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/CPLUS_INCLUDE_PATH/delimiter=\:
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/CPLUS_INCLUDE_PATH/operation=remove
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/C_INCLUDE_PATH/delimiter=\:
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/C_INCLUDE_PATH/operation=remove
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/append=true
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/appendContributed=true
 environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637/CPATH/delimiter=\:
 environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637/CPATH/operation=remove
 environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637/CPLUS_INCLUDE_PATH/delimiter=\:
@@ -7,7 +15,23 @@ environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.
 environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637/C_INCLUDE_PATH/operation=remove
 environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637/append=true
 environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637/appendContributed=true
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/CPATH/delimiter=\:
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/CPATH/operation=remove
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/CPLUS_INCLUDE_PATH/delimiter=\:
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/CPLUS_INCLUDE_PATH/operation=remove
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/C_INCLUDE_PATH/delimiter=\:
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/C_INCLUDE_PATH/operation=remove
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/append=true
+environment/buildEnvironmentInclude/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/appendContributed=true
+environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/LIBRARY_PATH/delimiter=\:
+environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/LIBRARY_PATH/operation=remove
+environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/append=true
+environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637.815824991/appendContributed=true
 environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637/LIBRARY_PATH/delimiter=\:
 environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637/LIBRARY_PATH/operation=remove
 environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637/append=true
 environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.1309195742.6250637/appendContributed=true
+environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/LIBRARY_PATH/delimiter=\:
+environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/LIBRARY_PATH/operation=remove
+environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/append=true
+environment/buildEnvironmentLibrary/ilg.gnuarmeclipse.managedbuild.cross.config.elf.release.1469213123.302593267/appendContributed=true