diff --git a/STM32F1/platform.txt b/STM32F1/platform.txt
index a3191bd..b2f251b 100644
--- a/STM32F1/platform.txt
+++ b/STM32F1/platform.txt
@@ -1,146 +1,147 @@
-# 
-#
-# For more info:
-# https://github.com/arduino/Arduino/wiki/Arduino-IDE-1.5---3rd-party-Hardware-specification
-
-name=Maple Boards
-version=0.1.0
-
-# compiler variables
-# ----------------------
-build.gcc_ver=gcc-arm-none-eabi-4.8.3-2014q1
-compiler.path={runtime.ide.path}/hardware/tools/{build.gcc_ver}/bin/
-compiler.c.cmd=arm-none-eabi-gcc
-compiler.c.flags=-c -g -Os -w -MMD -ffunction-sections -fdata-sections -nostdlib --param max-inline-insns-single=500 -DBOARD_{build.variant} -D{build.vect} -DERROR_LED_PORT={build.error_led_port} -DERROR_LED_PIN={build.error_led_pin}
-compiler.c.elf.cmd=arm-none-eabi-g++
-compiler.c.elf.flags=-Os -Wl,--gc-sections
-compiler.S.cmd=arm-none-eabi-gcc
-compiler.S.flags=-c -g -x assembler-with-cpp -MMD
-compiler.cpp.cmd=arm-none-eabi-g++
-compiler.cpp.flags=-c -g -Os -w -MMD -ffunction-sections -fdata-sections -nostdlib --param max-inline-insns-single=500 -fno-rtti -fno-exceptions -DBOARD_{build.variant} -D{build.vect} -DERROR_LED_PORT={build.error_led_port} -DERROR_LED_PIN={build.error_led_pin}
-compiler.ar.cmd=arm-none-eabi-ar
-compiler.ar.flags=rcs
-compiler.objcopy.cmd=arm-none-eabi-objcopy
-compiler.objcopy.eep.flags=-O ihex -j .eeprom --set-section-flags=.eeprom=alloc,load --no-change-warnings --change-section-lma .eeprom=0
-compiler.elf2hex.flags=-O binary
-compiler.elf2hex.cmd=arm-none-eabi-objcopy
-compiler.ldflags=
-compiler.size.cmd=arm-none-eabi-size
-compiler.define=-DARDUINO=                            
-
-# this can be overriden in boards.txt
-build.cpu_flags=
-build.hs_flag=
-build.common_flags=
-build.extra_flags= {build.cpu_flags} {build.hs_flag} {build.common_flags}
-
-# These can be overridden in platform.local.txt
-compiler.c.extra_flags=
-compiler.c.elf.extra_flags="-L{build.variant.path}/ld"
-compiler.cpp.extra_flags= 
-compiler.S.extra_flags=
-compiler.ar.extra_flags=
-compiler.elf2hex.extra_flags=
-
-
-##compiler.libsam.c.flags="-I{build.system.path}/libsam" "-I{build.system.path}/CMSIS/CMSIS/Include/" "-I{build.system.path}/CMSIS/Device/ATMEL/"
-
-##compiler.libs.c.flags="-I{build.system.path}/libmaple" "-I{build.system.path}/libmaple/include" "-I{build.system.path}/libmaple/stm32f1/include" "-I{build.system.path}/libmaple/stm32f1/include/series" "-I{build.system.path}/libmaple/usb/stm32f1" "-I{build.system.path}/libmaple/usb/usb_lib" 
-compiler.libs.c.flags="-I{build.system.path}/libmaple" "-I{build.system.path}/libmaple/include" "-I{build.system.path}/libmaple/stm32f1/include"                                                           "-I{build.system.path}/libmaple/usb/stm32f1" "-I{build.system.path}/libmaple/usb/usb_lib" 
-
-
-
-
-# USB Flags
-# ---------
-## build.usb_flags=-DUSB_VID={build.vid} -DUSB_PID={build.pid} -DUSBCON '-DUSB_MANUFACTURER={build.usb_manufacturer}' '-DUSB_PRODUCT={build.usb_product}'
-
-# Default usb manufacturer will be replaced at compile time using
-# numeric vendor ID if available or by board's specific value. 
-## build.usb_manufacturer="Unknown"
-
-
-# build patterns
-# ---------------------
-
-## Compile c files
-recipe.c.o.pattern="{compiler.path}{compiler.c.cmd}" {compiler.c.flags} -mcpu={build.mcu} -DF_CPU={build.f_cpu} -DARDUINO={runtime.ide.version} -DARDUINO_{build.board} -DARDUINO_ARCH_{build.arch} {compiler.c.extra_flags} {build.extra_flags} {compiler.libs.c.flags} {includes} "{source_file}" -o "{object_file}"
-
-## Compile c++ files
-recipe.cpp.o.pattern="{compiler.path}{compiler.cpp.cmd}" {compiler.cpp.flags} -mcpu={build.mcu} -DF_CPU={build.f_cpu} -DARDUINO={runtime.ide.version} -DARDUINO_{build.board} -DARDUINO_ARCH_{build.arch} {compiler.cpp.extra_flags} {build.extra_flags} {build.cpu_flags} {build.hs_flag} {build.common_flags} {compiler.libs.c.flags} {includes} "{source_file}" -o "{object_file}"
-
-## Compile S files
-recipe.S.o.pattern="{compiler.path}{compiler.c.cmd}" {compiler.S.flags} -mcpu={build.mcu} -DF_CPU={build.f_cpu} -DARDUINO={runtime.ide.version} -DARDUINO_{build.board} -DARDUINO_ARCH_{build.arch} {compiler.S.extra_flags} {build.extra_flags} {build.cpu_flags} {build.hs_flag} {build.common_flags} {compiler.libs.c.flags} {includes} "{source_file}" -o "{object_file}"
-#recipe.S.o.pattern="{compiler.path}{compiler.c.cmd}" "{source_file}" -o "{object_file}"
-
-## Create archives
-recipe.ar.pattern="{compiler.path}{compiler.ar.cmd}" {compiler.ar.flags} {compiler.ar.extra_flags} "{build.path}/{archive_file}" "{object_file}"
-
-## Combine gc-sections, archives, and objects
-##recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}" {compiler.c.elf.flags} -mcpu={build.mcu} "-T{build.variant.path}/{build.ldscript}" "-Wl,-Map,{build.path}/{build.project_name}.map" {compiler.c.elf.extra_flags} -o "{build.path}/{build.project_name}.elf" "-L{build.path}" -lm -lgcc -mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--entry=Reset_Handler -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align -Wl,--warn-unresolved-symbols -Wl,--start-group "{build.path}/syscalls_sam3.c.o" {object_files} "{build.variant.path}/{build.variant_system_lib}" "{build.path}/{archive_file}" -Wl,--end-group
-#-Wl,--entry=__start__ 
-#recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}" {compiler.c.elf.flags} -mcpu={build.mcu} "-T{build.variant.path}/{build.ldscript}" "-Wl,-Map,{build.path}/{build.project_name}.map" {compiler.c.elf.extra_flags} -o "{build.path}/{build.project_name}.elf" "-L{build.path}" -lm -lgcc -mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align -Wl,--warn-unresolved-symbols -Wl,--start-group {object_files} "{build.variant.path}/{build.variant_system_lib}" "{build.path}/{archive_file}" -Wl,--end-group
-recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}" {compiler.c.elf.flags} -mcpu={build.mcu} "-T{build.variant.path}/{build.ldscript}" "-Wl,-Map,{build.path}/{build.project_name}.map" {compiler.c.elf.extra_flags} -o "{build.path}/{build.project_name}.elf" "-L{build.path}" -lm -lgcc -mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align -Wl,--warn-unresolved-symbols -Wl,--start-group {object_files} -Wl,--whole-archive "{build.path}/{archive_file}" -Wl,--no-whole-archive -Wl,--end-group
-
-## Create eeprom
-recipe.objcopy.eep.pattern=
-
-## Create hex
-recipe.objcopy.hex.pattern="{compiler.path}{compiler.elf2hex.cmd}" {compiler.elf2hex.flags} {compiler.elf2hex.extra_flags} "{build.path}/{build.project_name}.elf" "{build.path}/{build.project_name}.bin"
-
-## Compute size
-recipe.size.pattern="{compiler.path}{compiler.size.cmd}" -A "{build.path}/{build.project_name}.elf"
-#recipe.size.regex=\.text\s+([0-9]+).*
-recipe.size.regex=^(?:\.text|\.rodata|\.ARM.exidx)\s+([0-9]+).*
-recipe.size.regex.data=^(?:\.data|\.bss|\.noinit)\s+([0-9]+).*
-
-# Uploader tools
-# -------------------
-
-# Upload using Maple bootloader over DFU
-tools.maple_upload.cmd=maple_upload
-tools.maple_upload.cmd.windows=maple_upload.bat
-#tools.maple_upload.cmd.linux=maple_upload                
-tools.maple_upload.path={runtime.hardware.path}/tools/win
-tools.maple_upload.path.macosx={runtime.hardware.path}/tools/macosx
-tools.maple_upload.path.linux={runtime.hardware.path}/tools/linux    
-
-tools.maple_upload.upload.params.verbose=-d
-tools.maple_upload.upload.params.quiet=
-tools.maple_upload.upload.pattern="{path}/{cmd}" {serial.port.file} {upload.altID} {upload.usbID} "{build.path}/{build.project_name}.bin"
-
-#Added tool for generic STM32 upload via serial to Serial Port 1 (pins PA9 and PA10) - note. Boot0 line needs to high on board reset to enable upload via serial
-# at the end up the upload the program is automatically run, without the board being reset
-
-tools.serial_upload.cmd=serial_upload
-tools.serial_upload.cmd.windows=serial_upload.bat
-tools.serial_upload.cmd.macosx=serial_upload
-tools.serial_upload.path={runtime.hardware.path}/tools/win
-tools.serial_upload.path.macosx={runtime.hardware.path}/tools/macosx
-tools.serial_upload.path.linux={runtime.hardware.path}/tools/linux
-
-tools.serial_upload.upload.params.verbose=-d
-tools.serial_upload.upload.params.quiet=
-tools.serial_upload.upload.pattern="{path}/{cmd}" {serial.port.file} {upload.altID} {upload.usbID} "{build.path}/{build.project_name}.bin"
-
-
-tools.upload_router.cmd=upload_router
-tools.upload_router.cmd.windows=upload_router.bat
-#tools.upload_router.cmd.linux=
-tools.upload_router.path={runtime.hardware.path}/tools/win
-
-tools.upload_router.upload.params.verbose=-d
-tools.upload_router.upload.params.quiet=
-tools.upload_router.upload.pattern="{path}/{cmd}" {serial.port.file} {upload.altID} {upload.usbID} "{build.path}/{build.project_name}" {upload.protocol} {build.debuggingMode} "{runtime.ide.path}/hardware/tools/{build.gcc_ver}/bin/"
-
-# stlink upload
-tools.stlink_upload.cmd=stlink_upload
-tools.stlink_upload.cmd.windows=stlink_upload.bat
-tools.stlink_upload.path.windows={runtime.hardware.path}/tools/win
-tools.stlink_upload.path.macosx={runtime.hardware.path}/tools/macosx
-tools.stlink_upload.path.linux={runtime.hardware.path}/tools/linux
-
-tools.stlink_upload.upload.params.verbose=-d
-tools.stlink_upload.upload.params.quiet=
-tools.stlink_upload.upload.pattern="{path}/{cmd}" {serial.port.file} {upload.altID} {upload.usbID} "{build.path}/{build.project_name}.bin"
- 
+# 
+#
+# For more info:
+# https://github.com/arduino/Arduino/wiki/Arduino-IDE-1.5---3rd-party-Hardware-specification
+
+name=Maple Boards
+version=0.1.0
+
+# compiler variables
+# ----------------------
+build.gcc_ver=gcc-arm-none-eabi-4.8.3-2014q1
+compiler.path={runtime.ide.path}/hardware/tools/{build.gcc_ver}/bin/
+compiler.c.cmd=arm-none-eabi-gcc
+compiler.c.flags=-c -g -Os -w -MMD -ffunction-sections -fdata-sections -nostdlib --param max-inline-insns-single=500 -DBOARD_{build.variant} -D{build.vect} -DERROR_LED_PORT={build.error_led_port} -DERROR_LED_PIN={build.error_led_pin}
+compiler.c.elf.cmd=arm-none-eabi-g++
+compiler.c.elf.flags=-Os -Wl,--gc-sections
+compiler.S.cmd=arm-none-eabi-gcc
+compiler.S.flags=-c -g -x assembler-with-cpp -MMD
+compiler.cpp.cmd=arm-none-eabi-g++
+compiler.cpp.flags=-c -g -Os -w -MMD -ffunction-sections -fdata-sections -nostdlib --param max-inline-insns-single=500 -fno-rtti -fno-exceptions -DBOARD_{build.variant} -D{build.vect} -DERROR_LED_PORT={build.error_led_port} -DERROR_LED_PIN={build.error_led_pin}
+compiler.ar.cmd=arm-none-eabi-ar
+compiler.ar.flags=rcs
+compiler.objcopy.cmd=arm-none-eabi-objcopy
+compiler.objcopy.eep.flags=-O ihex -j .eeprom --set-section-flags=.eeprom=alloc,load --no-change-warnings --change-section-lma .eeprom=0
+compiler.elf2hex.flags=-O binary
+compiler.elf2hex.cmd=arm-none-eabi-objcopy
+compiler.ldflags=
+compiler.size.cmd=arm-none-eabi-size
+compiler.define=-DARDUINO=                            
+
+# this can be overriden in boards.txt
+build.cpu_flags=
+build.hs_flag=
+build.common_flags=
+build.extra_flags= {build.cpu_flags} {build.hs_flag} {build.common_flags}
+
+# These can be overridden in platform.local.txt
+compiler.c.extra_flags=
+compiler.c.elf.extra_flags="-L{build.variant.path}/ld"
+compiler.cpp.extra_flags= 
+compiler.S.extra_flags=
+compiler.ar.extra_flags=
+compiler.elf2hex.extra_flags=
+
+
+##compiler.libsam.c.flags="-I{build.system.path}/libsam" "-I{build.system.path}/CMSIS/CMSIS/Include/" "-I{build.system.path}/CMSIS/Device/ATMEL/"
+
+##compiler.libs.c.flags="-I{build.system.path}/libmaple" "-I{build.system.path}/libmaple/include" "-I{build.system.path}/libmaple/stm32f1/include" "-I{build.system.path}/libmaple/stm32f1/include/series" "-I{build.system.path}/libmaple/usb/stm32f1" "-I{build.system.path}/libmaple/usb/usb_lib" 
+compiler.libs.c.flags="-I{build.system.path}/libmaple" "-I{build.system.path}/libmaple/include" "-I{build.system.path}/libmaple/stm32f1/include"                                                           "-I{build.system.path}/libmaple/usb/stm32f1" "-I{build.system.path}/libmaple/usb/usb_lib" 
+
+
+
+
+# USB Flags
+# ---------
+## build.usb_flags=-DUSB_VID={build.vid} -DUSB_PID={build.pid} -DUSBCON '-DUSB_MANUFACTURER={build.usb_manufacturer}' '-DUSB_PRODUCT={build.usb_product}'
+
+# Default usb manufacturer will be replaced at compile time using
+# numeric vendor ID if available or by board's specific value. 
+## build.usb_manufacturer="Unknown"
+
+
+# build patterns
+# ---------------------
+
+## Compile c files
+recipe.c.o.pattern="{compiler.path}{compiler.c.cmd}" {compiler.c.flags} -mcpu={build.mcu} -DF_CPU={build.f_cpu} -DARDUINO={runtime.ide.version} -DARDUINO_{build.board} -DARDUINO_ARCH_{build.arch} {compiler.c.extra_flags} {build.extra_flags} {compiler.libs.c.flags} {includes} "{source_file}" -o "{object_file}"
+
+## Compile c++ files
+recipe.cpp.o.pattern="{compiler.path}{compiler.cpp.cmd}" {compiler.cpp.flags} -mcpu={build.mcu} -DF_CPU={build.f_cpu} -DARDUINO={runtime.ide.version} -DARDUINO_{build.board} -DARDUINO_ARCH_{build.arch} {compiler.cpp.extra_flags} {build.extra_flags} {build.cpu_flags} {build.hs_flag} {build.common_flags} {compiler.libs.c.flags} {includes} "{source_file}" -o "{object_file}"
+
+## Compile S files
+recipe.S.o.pattern="{compiler.path}{compiler.c.cmd}" {compiler.S.flags} -mcpu={build.mcu} -DF_CPU={build.f_cpu} -DARDUINO={runtime.ide.version} -DARDUINO_{build.board} -DARDUINO_ARCH_{build.arch} {compiler.S.extra_flags} {build.extra_flags} {build.cpu_flags} {build.hs_flag} {build.common_flags} {compiler.libs.c.flags} {includes} "{source_file}" -o "{object_file}"
+#recipe.S.o.pattern="{compiler.path}{compiler.c.cmd}" "{source_file}" -o "{object_file}"
+
+## Create archives
+recipe.ar.pattern="{compiler.path}{compiler.ar.cmd}" {compiler.ar.flags} {compiler.ar.extra_flags} "{build.path}/{archive_file}" "{object_file}"
+
+## Combine gc-sections, archives, and objects
+##recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}" {compiler.c.elf.flags} -mcpu={build.mcu} "-T{build.variant.path}/{build.ldscript}" "-Wl,-Map,{build.path}/{build.project_name}.map" {compiler.c.elf.extra_flags} -o "{build.path}/{build.project_name}.elf" "-L{build.path}" -lm -lgcc -mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--entry=Reset_Handler -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align -Wl,--warn-unresolved-symbols -Wl,--start-group "{build.path}/syscalls_sam3.c.o" {object_files} "{build.variant.path}/{build.variant_system_lib}" "{build.path}/{archive_file}" -Wl,--end-group
+#-Wl,--entry=__start__ 
+#recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}" {compiler.c.elf.flags} -mcpu={build.mcu} "-T{build.variant.path}/{build.ldscript}" "-Wl,-Map,{build.path}/{build.project_name}.map" {compiler.c.elf.extra_flags} -o "{build.path}/{build.project_name}.elf" "-L{build.path}" -lm -lgcc -mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align -Wl,--warn-unresolved-symbols -Wl,--start-group {object_files} "{build.variant.path}/{build.variant_system_lib}" "{build.path}/{archive_file}" -Wl,--end-group
+recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}" {compiler.c.elf.flags} -mcpu={build.mcu} "-T{build.variant.path}/{build.ldscript}" "-Wl,-Map,{build.path}/{build.project_name}.map" {compiler.c.elf.extra_flags} -o "{build.path}/{build.project_name}.elf" "-L{build.path}" -lm -lgcc -mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align -Wl,--warn-unresolved-symbols -Wl,--start-group {object_files} -Wl,--whole-archive "{build.path}/{archive_file}" -Wl,--no-whole-archive -Wl,--end-group
+
+## Create eeprom
+recipe.objcopy.eep.pattern=
+
+## Create hex
+recipe.objcopy.hex.pattern="{compiler.path}{compiler.elf2hex.cmd}" {compiler.elf2hex.flags} {compiler.elf2hex.extra_flags} "{build.path}/{build.project_name}.elf" "{build.path}/{build.project_name}.bin"
+
+## Compute size
+recipe.size.pattern="{compiler.path}{compiler.size.cmd}" -A "{build.path}/{build.project_name}.elf"
+#recipe.size.regex=\.text\s+([0-9]+).*
+recipe.size.regex=^(?:\.text|\.rodata|\.ARM.exidx)\s+([0-9]+).*
+recipe.size.regex.data=^(?:\.data|\.bss|\.noinit)\s+([0-9]+).*
+
+# Uploader tools
+# -------------------
+
+# Upload using Maple bootloader over DFU
+tools.maple_upload.cmd=maple_upload
+tools.maple_upload.cmd.windows=maple_upload.bat
+#tools.maple_upload.cmd.linux=maple_upload                
+tools.maple_upload.path={runtime.hardware.path}/tools/win
+tools.maple_upload.path.macosx={runtime.hardware.path}/tools/macosx
+tools.maple_upload.path.linux={runtime.hardware.path}/tools/linux    
+
+tools.maple_upload.upload.params.verbose=-d
+tools.maple_upload.upload.params.quiet=
+tools.maple_upload.upload.pattern="{path}/{cmd}" {serial.port.file} {upload.altID} {upload.usbID} "{build.path}/{build.project_name}.bin"
+
+#Added tool for generic STM32 upload via serial to Serial Port 1 (pins PA9 and PA10) - note. Boot0 line needs to high on board reset to enable upload via serial
+# at the end up the upload the program is automatically run, without the board being reset
+
+tools.serial_upload.cmd=serial_upload
+tools.serial_upload.cmd.windows=serial_upload.bat
+tools.serial_upload.cmd.macosx=serial_upload
+tools.serial_upload.path={runtime.hardware.path}/tools/win
+tools.serial_upload.path.macosx={runtime.hardware.path}/tools/macosx
+tools.serial_upload.path.linux={runtime.hardware.path}/tools/linux
+
+tools.serial_upload.upload.params.verbose=-d
+tools.serial_upload.upload.params.quiet=
+tools.serial_upload.upload.pattern="{path}/{cmd}" {serial.port.file} {upload.altID} {upload.usbID} "{build.path}/{build.project_name}.bin"
+
+
+tools.upload_router.cmd=upload_router
+tools.upload_router.cmd.windows=upload_router.bat
+tools.upload_router.path={runtime.hardware.path}/tools/win
+tools.upload_router.path.macosx={runtime.hardware.path}/tools/macosx
+tools.upload_router.path.linux={runtime.hardware.path}/tools/linux
+
+tools.upload_router.upload.params.verbose=-d
+tools.upload_router.upload.params.quiet=
+tools.upload_router.upload.pattern="{path}/{cmd}" {serial.port.file} {upload.altID} {upload.usbID} "{build.path}/{build.project_name}" {upload.protocol} {build.debuggingMode} "{runtime.ide.path}/hardware/tools/{build.gcc_ver}/bin/"
+
+# stlink upload
+tools.stlink_upload.cmd=stlink_upload
+tools.stlink_upload.cmd.windows=stlink_upload.bat
+tools.stlink_upload.path.windows={runtime.hardware.path}/tools/win
+tools.stlink_upload.path.macosx={runtime.hardware.path}/tools/macosx
+tools.stlink_upload.path.linux={runtime.hardware.path}/tools/linux
+
+tools.stlink_upload.upload.params.verbose=-d
+tools.stlink_upload.upload.params.quiet=
+tools.stlink_upload.upload.pattern="{path}/{cmd}" {serial.port.file} {upload.altID} {upload.usbID} "{build.path}/{build.project_name}.bin"
+