stm32duino · fpistm · Mar 13, 2025 · Mar 6, 2025 · Mar 6, 2025 · Mar 6, 2025
diff --git a/CI/update/stm32variant.py b/CI/update/stm32variant.py
@@ -1231,15 +1231,21 @@ def print_peripheral():
 # PinNamesVar.h generation
 def manage_syswkup():
     if len(syswkup_list) != 0:
-        # Find the max range of SYS_WKUP
+        # Find the max range of SYS_WKUP to ensure it doesn't exceed
+        # the current maximum range of SYS_WKUP used by STM32LowPower
         max_range = syswkup_list[-1][2].replace("SYS_WKUP", "")
         max_range = int(max_range) if max_range else 1
         # F446 start from 0
         base_index = 1
         if syswkup_list[0][2].replace("SYS_WKUP", "") == "0":
             base_index = 0
             max_range += 1
-        syswkup_pins_list = [[] for _ in range(max_range)]
+        if max_range > 8:
+            print(
+                f"Error: SYS_WKUP range exceeds the current maximum range of 8 --> {max_range}."
+            )
+            exit(1)
+        syswkup_pins_list = [[] for _ in range(8)]
         for p in syswkup_list:
             num = p[2].replace("SYS_WKUP", "")
             num = int(num) if num else 1
@@ -2165,7 +2171,7 @@ def group_by_flash(group_base_list, glist, index_mcu_base):
             new_mcu_dirname += key
         else:
             new_mcu_dirname += f"({key})"
-        # Handle package with ANPQX
+        # Handle package with AGNPQSXZ
         # One case not manage: [Tx, TxX, Yx]
         # Assuming it is not an issue to have non existing mcu
         # Ease parsing and shorten directory name
@@ -2816,7 +2822,7 @@ def manage_repo():
 update_regex = re.compile(r"defined\(ARDUINO_GENERIC_.+\)")
 board_entry_regex = re.compile(r"(Gen.+\..+variant=STM32.+xx/)\S+")
 #                              P     T      E
-mcu_PE_regex = re.compile(r"([\w])([\w])([ANPQSXZ])?$")
+mcu_PE_regex = re.compile(r"([\w])([\w])([AGNPQSXZ])?$")
 aggregate_dir()
 
 # Clean temporary dir

diff --git a/README.md b/README.md
@@ -73,6 +73,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
  - [Generic STM32L4 boards](#generic-stm32l4-boards)
  - [Generic STM32L5 boards](#generic-stm32l5-boards)
  - [Generic STM32U0 boards](#generic-stm32u0-boards)
+ - [Generic STM32U3 boards](#generic-stm32u3-boards)
  - [Generic STM32U5 boards](#generic-stm32u5-boards)
  - [Generic STM32WB boards](#generic-stm32wb-boards)
  - [Generic STM32WBA boards](#generic-stm32wba-boards)
@@ -152,6 +153,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 | :green_heart:  | STM32L452RE-P | [Nucleo L452RE-P](http://www.st.com/en/evaluation-tools/nucleo-l452re-p.html) | *1.8.0* |  |
 | :green_heart:  | STM32L476RG | [Nucleo L476RG](http://www.st.com/en/evaluation-tools/nucleo-l476rg.html) | *0.1.0* |  |
 | :green_heart:  | STM32U083RC | [Nucleo U083RC](http://www.st.com/en/evaluation-tools/nucleo-u083rc.html) | *2.9.0* |  |
+| :yellow_heart:  | STM32U385RG-Q | [Nucleo-U385RG-Q](https://www.st.com/en/evaluation-tools/nucleo-u385rg-q.html) | **2.10.0** |  |
 | :green_heart:  | STM32WB15CCU | [Nucleo-WB15CC](https://www.st.com/en/evaluation-tools/nucleo-wb15cc.html) | *2.5.0* |  |
 | :green_heart: | STM32WBA55CGU | Nucleo-WBA55CG | *2.8.0* |  |
 | :green_heart:  | STM32WB55RG | [P-Nucleo-WB55RG](https://www.st.com/en/evaluation-tools/p-nucleo-wb55.html) | *1.6.0* | BLE support with [STM32duinoBLE](https://github.com/stm32duino/STM32duinoBLE) |
@@ -750,6 +752,15 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 | :green_heart:  | STM32U073R8<br>STSTM32U073RB<br>STM32U073RC | Generic Board | *2.9.0* |  |
 | :green_heart:  | STM32U083RC | Generic Board | *2.9.0* |  |
 
+### Generic STM32U3 boards
+
+| Status | Device(s) | Name | Release | Notes |
+| :----: | :-------: | ---- | :-----: | :---- |
+| :yellow_heart:  | STM32U375RETxQ<br>STM32U375RGTxQ | Generic Board | **2.10.0** |  |
+| :yellow_heart:  | STM32U375VEI<br>STM32U375VGI | Generic Board | **2.10.0** |  |
+| :yellow_heart:  | STM32U385RGTxQ | Generic Board | **2.10.0** |  |
+| :yellow_heart:  | STM32U385VGI | Generic Board | **2.10.0** |  |
+
 ### Generic STM32U5 boards
 
 | Status | Device(s) | Name | Release | Notes |

diff --git a/boards.txt b/boards.txt
@@ -832,6 +832,21 @@ Nucleo_64.menu.pnum.NUCLEO_U083RC.build.st_extra_flags=-D{build.product_line} {b
 Nucleo_64.menu.pnum.NUCLEO_U083RC.openocd.target=stm32u0x
 Nucleo_64.menu.pnum.NUCLEO_U083RC.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U0xx/STM32U083.svd
 
+# NUCLEO_U385RG_Q board
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q=Nucleo U385RG-Q
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.node=NOD_U385RG
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.upload.maximum_size=1048576
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.upload.maximum_data_size=262144
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.build.mcu=cortex-m33
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.build.fpu=-mfpu=fpv4-sp-d16
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.build.float-abi=-mfloat-abi=hard
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.build.board=NUCLEO_U385RG_Q
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.build.series=STM32U3xx
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.build.product_line=STM32U385xx
+Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.build.variant=STM32U3xx/U375R(E-G)TxQ_U385RGTxQ
+#Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.openocd.target=stm32u3x
+#Nucleo_64.menu.pnum.NUCLEO_U385RG_Q.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U3xx/STM32U3.svd
+
 # NUCLEO_WB15CC
 Nucleo_64.menu.pnum.NUCLEO_WB15CC=Nucleo WB15CC
 Nucleo_64.menu.pnum.NUCLEO_WB15CC.node="NOD_WB15CC"
@@ -12389,6 +12404,138 @@ GenU0.menu.upload_method.dfuMethod.upload.tool=stm32CubeProg
 #GenU0.menu.upload_method.OpenOCDDapLink.upload.protocol=cmsis-dap
 #GenU0.menu.upload_method.OpenOCDDapLink.upload.tool=openocd_upload
 
+################################################################################
+# Generic U3
+GenU3.name=Generic STM32U3 series
+
+GenU3.build.core=arduino
+GenU3.build.board=GenU3
+GenU3.build.st_extra_flags=-D{build.product_line} {build.enable_usb} {build.xSerial}
+GenU3.build.mcu=cortex-m33
+GenU3.build.fpu=-mfpu=fpv4-sp-d16
+GenU3.build.float-abi=-mfloat-abi=hard
+GenU3.build.series=STM32U3xx
+GenU3.build.flash_offset=0x0
+GenU3.upload.maximum_size=0
+GenU3.upload.maximum_data_size=0
+# GenU3.openocd.target=stm32u3x
+GenU3.vid.0=0x0483
+GenU3.pid.0=0x5740
+
+# Generic U375RETxQ
+GenU3.menu.pnum.GENERIC_U375RETXQ=Generic U375RETxQ
+GenU3.menu.pnum.GENERIC_U375RETXQ.upload.maximum_size=524288
+GenU3.menu.pnum.GENERIC_U375RETXQ.upload.maximum_data_size=262144
+GenU3.menu.pnum.GENERIC_U375RETXQ.build.board=GENERIC_U375RETXQ
+GenU3.menu.pnum.GENERIC_U375RETXQ.build.product_line=STM32U375xx
+GenU3.menu.pnum.GENERIC_U375RETXQ.build.variant=STM32U3xx/U375R(E-G)TxQ_U385RGTxQ
+GenU3.menu.pnum.GENERIC_U375RETXQ.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U3xx/STM32U3.svd
+
+# Generic U375RGTxQ
+GenU3.menu.pnum.GENERIC_U375RGTXQ=Generic U375RGTxQ
+GenU3.menu.pnum.GENERIC_U375RGTXQ.upload.maximum_size=1048576
+GenU3.menu.pnum.GENERIC_U375RGTXQ.upload.maximum_data_size=262144
+GenU3.menu.pnum.GENERIC_U375RGTXQ.build.board=GENERIC_U375RGTXQ
+GenU3.menu.pnum.GENERIC_U375RGTXQ.build.product_line=STM32U375xx
+GenU3.menu.pnum.GENERIC_U375RGTXQ.build.variant=STM32U3xx/U375R(E-G)TxQ_U385RGTxQ
+GenU3.menu.pnum.GENERIC_U375RGTXQ.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U3xx/STM32U3.svd
+
+# Generic U375VEIx
+GenU3.menu.pnum.GENERIC_U375VEIX=Generic U375VEIx
+GenU3.menu.pnum.GENERIC_U375VEIX.upload.maximum_size=524288
+GenU3.menu.pnum.GENERIC_U375VEIX.upload.maximum_data_size=262144
+GenU3.menu.pnum.GENERIC_U375VEIX.build.board=GENERIC_U375VEIX
+GenU3.menu.pnum.GENERIC_U375VEIX.build.product_line=STM32U375xx
+GenU3.menu.pnum.GENERIC_U375VEIX.build.variant=STM32U3xx/U375V(E-G)I_U385VGI
+GenU3.menu.pnum.GENERIC_U375VEIX.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U3xx/STM32U3.svd
+
+# Generic U375VEIxQ
+GenU3.menu.pnum.GENERIC_U375VEIXQ=Generic U375VEIxQ
+GenU3.menu.pnum.GENERIC_U375VEIXQ.upload.maximum_size=524288
+GenU3.menu.pnum.GENERIC_U375VEIXQ.upload.maximum_data_size=262144
+GenU3.menu.pnum.GENERIC_U375VEIXQ.build.board=GENERIC_U375VEIXQ
+GenU3.menu.pnum.GENERIC_U375VEIXQ.build.product_line=STM32U375xx
+GenU3.menu.pnum.GENERIC_U375VEIXQ.build.variant=STM32U3xx/U375V(E-G)IxQ_U385VGIxQ
+GenU3.menu.pnum.GENERIC_U375VEIXQ.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U3xx/STM32U3.svd
+
+# Generic U375VGIx
+GenU3.menu.pnum.GENERIC_U375VGIX=Generic U375VGIx
+GenU3.menu.pnum.GENERIC_U375VGIX.upload.maximum_size=1048576
+GenU3.menu.pnum.GENERIC_U375VGIX.upload.maximum_data_size=262144
+GenU3.menu.pnum.GENERIC_U375VGIX.build.board=GENERIC_U375VGIX
+GenU3.menu.pnum.GENERIC_U375VGIX.build.product_line=STM32U375xx
+GenU3.menu.pnum.GENERIC_U375VGIX.build.variant=STM32U3xx/U375V(E-G)I_U385VGI
+GenU3.menu.pnum.GENERIC_U375VGIX.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U3xx/STM32U3.svd
+
+# Generic U375VGIxQ
+GenU3.menu.pnum.GENERIC_U375VGIXQ=Generic U375VGIxQ
+GenU3.menu.pnum.GENERIC_U375VGIXQ.upload.maximum_size=1048576
+GenU3.menu.pnum.GENERIC_U375VGIXQ.upload.maximum_data_size=262144
+GenU3.menu.pnum.GENERIC_U375VGIXQ.build.board=GENERIC_U375VGIXQ
+GenU3.menu.pnum.GENERIC_U375VGIXQ.build.product_line=STM32U375xx
+GenU3.menu.pnum.GENERIC_U375VGIXQ.build.variant=STM32U3xx/U375V(E-G)IxQ_U385VGIxQ
+GenU3.menu.pnum.GENERIC_U375VGIXQ.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U3xx/STM32U3.svd
+
+# Generic U385RGTxQ
+GenU3.menu.pnum.GENERIC_U385RGTXQ=Generic U385RGTxQ
+GenU3.menu.pnum.GENERIC_U385RGTXQ.upload.maximum_size=1048576
+GenU3.menu.pnum.GENERIC_U385RGTXQ.upload.maximum_data_size=262144
+GenU3.menu.pnum.GENERIC_U385RGTXQ.build.board=GENERIC_U385RGTXQ
+GenU3.menu.pnum.GENERIC_U385RGTXQ.build.product_line=STM32U385xx
+GenU3.menu.pnum.GENERIC_U385RGTXQ.build.variant=STM32U3xx/U375R(E-G)TxQ_U385RGTxQ
+GenU3.menu.pnum.GENERIC_U385RGTXQ.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U3xx/STM32U3.svd
+
+# Generic U385VGIx
+GenU3.menu.pnum.GENERIC_U385VGIX=Generic U385VGIx
+GenU3.menu.pnum.GENERIC_U385VGIX.upload.maximum_size=1048576
+GenU3.menu.pnum.GENERIC_U385VGIX.upload.maximum_data_size=262144
+GenU3.menu.pnum.GENERIC_U385VGIX.build.board=GENERIC_U385VGIX
+GenU3.menu.pnum.GENERIC_U385VGIX.build.product_line=STM32U385xx
+GenU3.menu.pnum.GENERIC_U385VGIX.build.variant=STM32U3xx/U375V(E-G)I_U385VGI
+GenU3.menu.pnum.GENERIC_U385VGIX.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U3xx/STM32U3.svd
+
+# Generic U385VGIxQ
+GenU3.menu.pnum.GENERIC_U385VGIXQ=Generic U385VGIxQ
+GenU3.menu.pnum.GENERIC_U385VGIXQ.upload.maximum_size=1048576
+GenU3.menu.pnum.GENERIC_U385VGIXQ.upload.maximum_data_size=262144
+GenU3.menu.pnum.GENERIC_U385VGIXQ.build.board=GENERIC_U385VGIXQ
+GenU3.menu.pnum.GENERIC_U385VGIXQ.build.product_line=STM32U385xx
+GenU3.menu.pnum.GENERIC_U385VGIXQ.build.variant=STM32U3xx/U375V(E-G)IxQ_U385VGIxQ
+GenU3.menu.pnum.GENERIC_U385VGIXQ.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32U3xx/STM32U3.svd
+
+# Upload menu
+GenU3.menu.upload_method.swdMethod=STM32CubeProgrammer (SWD)
+GenU3.menu.upload_method.swdMethod.upload.protocol=swd
+GenU3.menu.upload_method.swdMethod.upload.options=
+GenU3.menu.upload_method.swdMethod.upload.tool=stm32CubeProg
+
+GenU3.menu.upload_method.jlinkMethod=STM32CubeProgrammer (J-Link)
+GenU3.menu.upload_method.jlinkMethod.upload.protocol=jlink
+GenU3.menu.upload_method.jlinkMethod.upload.options=
+GenU3.menu.upload_method.jlinkMethod.upload.tool=stm32CubeProg
+
+GenU3.menu.upload_method.serialMethod=STM32CubeProgrammer (Serial)
+GenU3.menu.upload_method.serialMethod.upload.protocol=serial
+GenU3.menu.upload_method.serialMethod.upload.options=-c {serial.port.file}
+GenU3.menu.upload_method.serialMethod.upload.tool=stm32CubeProg
+
+GenU3.menu.upload_method.dfuMethod=STM32CubeProgrammer (DFU)
+GenU3.menu.upload_method.dfuMethod.upload.protocol=dfu
+GenU3.menu.upload_method.dfuMethod.upload.options=-v {upload.vid} -p {upload.pid}
+GenU3.menu.upload_method.dfuMethod.upload.tool=stm32CubeProg
+
+GenU3.menu.upload_method.bmpMethod=BMP (Black Magic Probe)
+GenU3.menu.upload_method.bmpMethod.upload.protocol=gdb_bmp
+GenU3.menu.upload_method.bmpMethod.upload.tool=bmp_upload
+
+#GenU3.menu.upload_method.OpenOCDSTLink=OpenOCD STLink (SWD)
+#GenU3.menu.upload_method.OpenOCDSTLink.upload.protocol=stlink
+#GenU3.menu.upload_method.OpenOCDSTLink.upload.tool=openocd_upload
+
+#GenU3.menu.upload_method.OpenOCDDapLink=OpenOCD DapLink (SWD)
+#GenU3.menu.upload_method.OpenOCDDapLink.upload.protocol=cmsis-dap
+#GenU3.menu.upload_method.OpenOCDDapLink.upload.tool=openocd_upload
+
 ################################################################################
 # Generic U5
 GenU5.name=Generic STM32U5 series
@@ -14239,6 +14386,11 @@ GenU0.menu.xserial.none.build.xSerial=-DHAL_UART_MODULE_ENABLED -DHWSERIAL_NONE
 GenU0.menu.xserial.disabled=Disabled (no Serial support)
 GenU0.menu.xserial.disabled.build.xSerial=
 
+GenU3.menu.xserial.generic=Enabled (generic 'Serial')
+GenU3.menu.xserial.none=Enabled (no generic 'Serial')
+GenU3.menu.xserial.none.build.xSerial=-DHAL_UART_MODULE_ENABLED -DHWSERIAL_NONE
+GenU3.menu.xserial.disabled=Disabled (no Serial support)
+
 GenU5.menu.xserial.generic=Enabled (generic 'Serial')
 GenU5.menu.xserial.none=Enabled (no generic 'Serial')
 GenU5.menu.xserial.none.build.xSerial=-DHAL_UART_MODULE_ENABLED -DHWSERIAL_NONE
@@ -14579,6 +14731,14 @@ GenU0.menu.usb.CDC.build.enable_usb={build.usb_flags} -DUSBD_USE_CDC -DDISABLE_G
 GenU0.menu.usb.HID=HID (keyboard and mouse)
 GenU0.menu.usb.HID.build.enable_usb={build.usb_flags} -DUSBD_USE_HID_COMPOSITE
 
+GenU3.menu.usb.none=None
+GenU3.menu.usb.CDCgen=CDC (generic 'Serial' supersede U(S)ART)
+GenU3.menu.usb.CDCgen.build.enable_usb={build.usb_flags} -DUSBD_USE_CDC
+GenU3.menu.usb.CDC=CDC (no generic 'Serial')
+GenU3.menu.usb.CDC.build.enable_usb={build.usb_flags} -DUSBD_USE_CDC -DDISABLE_GENERIC_SERIALUSB
+GenU3.menu.usb.HID=HID (keyboard and mouse)
+GenU3.menu.usb.HID.build.enable_usb={build.usb_flags} -DUSBD_USE_HID_COMPOSITE
+
 GenU5.menu.usb.none=None
 GenU5.menu.usb.CDCgen=CDC (generic 'Serial' supersede U(S)ART)
 GenU5.menu.usb.CDCgen.build.enable_usb={build.usb_flags} -DUSBD_USE_CDC
@@ -15141,6 +15301,27 @@ GenU0.menu.opt.ogstd.build.flags.optimize=-Og
 GenU0.menu.opt.o0std=No Optimization (-O0)
 GenU0.menu.opt.o0std.build.flags.optimize=-O0
 
+GenU3.menu.opt.osstd=Smallest (-Os default)
+GenU3.menu.opt.osstd.build.flags.optimize=-Os
+GenU3.menu.opt.oslto=Smallest (-Os) with LTO
+GenU3.menu.opt.oslto.build.flags.optimize=-Os -flto
+GenU3.menu.opt.o1std=Fast (-O1)
+GenU3.menu.opt.o1std.build.flags.optimize=-O1
+GenU3.menu.opt.o1lto=Fast (-O1) with LTO
+GenU3.menu.opt.o1lto.build.flags.optimize=-O1 -flto
+GenU3.menu.opt.o2std=Faster (-O2)
+GenU3.menu.opt.o2std.build.flags.optimize=-O2
+GenU3.menu.opt.o2lto=Faster (-O2) with LTO
+GenU3.menu.opt.o2lto.build.flags.optimize=-O2 -flto
+GenU3.menu.opt.o3std=Fastest (-O3)
+GenU3.menu.opt.o3std.build.flags.optimize=-O3
+GenU3.menu.opt.o3lto=Fastest (-O3) with LTO
+GenU3.menu.opt.o3lto.build.flags.optimize=-O3 -flto
+GenU3.menu.opt.ogstd=Debug (-Og)
+GenU3.menu.opt.ogstd.build.flags.optimize=-Og
+GenU3.menu.opt.o0std=No Optimization (-O0)
+GenU3.menu.opt.o0std.build.flags.optimize=-O0
+
 GenU5.menu.opt.osstd=Smallest (-Os default)
 GenU5.menu.opt.osstd.build.flags.optimize=-Os
 GenU5.menu.opt.oslto=Smallest (-Os) with LTO
@@ -15635,6 +15816,14 @@ GenU0.menu.dbg.enable_log.build.flags.debug=
 GenU0.menu.dbg.enable_all=Core Logs and Symbols Enabled (-g)
 GenU0.menu.dbg.enable_all.build.flags.debug=-g
 
+GenU3.menu.dbg.none=None
+GenU3.menu.dbg.enable_sym=Symbols Enabled (-g)
+GenU3.menu.dbg.enable_sym.build.flags.debug=-g -DNDEBUG
+GenU3.menu.dbg.enable_log=Core logs Enabled
+GenU3.menu.dbg.enable_log.build.flags.debug=
+GenU3.menu.dbg.enable_all=Core Logs and Symbols Enabled (-g)
+GenU3.menu.dbg.enable_all.build.flags.debug=-g
+
 GenU5.menu.dbg.none=None
 GenU5.menu.dbg.enable_sym=Symbols Enabled (-g)
 GenU5.menu.dbg.enable_sym.build.flags.debug=-g -DNDEBUG
@@ -15984,6 +16173,16 @@ GenU0.menu.rtlib.nanofps.build.flags.ldspecs=--specs=nano.specs -u _printf_float
 GenU0.menu.rtlib.full=Newlib Standard
 GenU0.menu.rtlib.full.build.flags.ldspecs=
 
+GenU3.menu.rtlib.nano=Newlib Nano (default)
+GenU3.menu.rtlib.nanofp=Newlib Nano + Float Printf
+GenU3.menu.rtlib.nanofp.build.flags.ldspecs=--specs=nano.specs -u _printf_float
+GenU3.menu.rtlib.nanofs=Newlib Nano + Float Scanf
+GenU3.menu.rtlib.nanofs.build.flags.ldspecs=--specs=nano.specs -u _scanf_float
+GenU3.menu.rtlib.nanofps=Newlib Nano + Float Printf/Scanf
+GenU3.menu.rtlib.nanofps.build.flags.ldspecs=--specs=nano.specs -u _printf_float -u _scanf_float
+GenU3.menu.rtlib.full=Newlib Standard
+GenU3.menu.rtlib.full.build.flags.ldspecs=
+
 GenU5.menu.rtlib.nano=Newlib Nano (default)
 GenU5.menu.rtlib.nanofp=Newlib Nano + Float Printf
 GenU5.menu.rtlib.nanofp.build.flags.ldspecs=--specs=nano.specs -u _printf_float