Merge pull request #1926 from fpistm/STM32C0

Add STM32 C0 support
stm32duino · Jan 23, 2023 · 32a312a · 32a312a
2 parents 4b5098c + 5555460
commit 32a312a
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diff --git a/README.md b/README.md
@@ -55,6 +55,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
  - [Discovery boards](#discovery-boards)
  - [Eval boards](#eval-boards)
  - [STM32MP1 series coprocessor boards](#stm32mp1-series-coprocessor-boards)
+ - [Generic STM32C0 boards](#generic-stm32c0-boards)
  - [Generic STM32F0 boards](#generic-stm32f0-boards)
  - [Generic STM32F1 boards](#generic-stm32f1-boards)
  - [Generic STM32F2 boards](#generic-stm32f2-boards)
@@ -104,6 +105,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 
 | Status | Device(s) | Name | Release | Notes |
 | :----: | :-------: | ---- | :-----: | :---- |
+| :yellow_heart: | STM32C031C6 | [Nucleo C031C6](https://www.st.com/en/evaluation-tools/nucleo-c031c6.html) | **2.5.0** |  |
 | :green_heart:  | STM32F030R8 | [Nucleo F030R8](http://www.st.com/en/evaluation-tools/nucleo-f030r8.html) | *0.2.0* |  |
 | :green_heart:  | STM32F070RB | [Nucleo F070RB](http://www.st.com/en/evaluation-tools/nucleo-f070rb.html) | *2.0.0* |  |
 | :green_heart:  | STM32F072RB | [Nucleo F072RB](http://www.st.com/en/evaluation-tools/nucleo-f072rb.html) | *1.9.0* |  |
@@ -149,6 +151,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 
 | Status | Device(s) | Name | Release | Notes |
 | :----: | :-------: | ---- | :-----: | :---- |
+| :yellow_heart: | STM32C031C6 | [STM32C0316-DK](https://www.st.com/en/evaluation-tools/stm32c0316-dk.html) | **2.5.0** |  |
 | :green_heart:  | STM32F030R8 | [32F0308DISCOVERY](http://www.st.com/en/evaluation-tools/32f0308discovery.html) | *1.3.0* |  |
 | :green_heart:  | STM32F072RB | [32F072BDISCOVERY](https://www.st.com/en/evaluation-tools/32f072bdiscovery.html) | *1.5.0* |  |
 | :green_heart:  | STM32F100RB | [STM32VLDISCOVERY](https://www.st.com/en/evaluation-tools/stm32vldiscovery.html) | 0.2.1 |  |
@@ -175,6 +178,12 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 | :green_heart:  | STM32MP157A | [STM32MP157A-DK1](https://www.st.com/en/evaluation-tools/stm32mp157a-dk1.html) | *1.8.0* | See [the documentation](https://github.com/stm32duino/Arduino_Core_STM32/tree/main/variants/STM32MP157_DK/README.md) to use this board|
 | :green_heart:  | STM32MP157C | [STM32MP157C-DK2](https://www.st.com/en/evaluation-tools/stm32mp157c-dk2.html) | *1.8.0* | See [the documentation](https://github.com/stm32duino/Arduino_Core_STM32/tree/main/variants/STM32MP157_DK/README.md) to use this board|
 
+### Generic STM32C0 boards
+
+| Status | Device(s) | Name | Release | Notes |
+| :----: | :-------: | ---- | :-----: | :---- |
+| :yellow_heart: | STM32C031C4<br>STM32C031C6 | Generic Board | **2.5.0** |  |
+
 ### Generic STM32F0 boards
 
 | Status | Device(s) | Name | Release | Notes |

diff --git a/boards.txt b/boards.txt
@@ -282,6 +282,19 @@ Nucleo_64.build.st_extra_flags=-D{build.product_line} {build.enable_usb} {build.
 Nucleo_64.upload.maximum_size=0
 Nucleo_64.upload.maximum_data_size=0
 
+# NUCLEO_C031C6 board
+Nucleo_64.menu.pnum.NUCLEO_C031C6=Nucleo C031C6
+Nucleo_64.menu.pnum.NUCLEO_C031C6.node="NOD_C031C6"
+Nucleo_64.menu.pnum.NUCLEO_C031C6.upload.maximum_size=32768
+Nucleo_64.menu.pnum.NUCLEO_C031C6.upload.maximum_data_size=12288
+Nucleo_64.menu.pnum.NUCLEO_C031C6.build.mcu=cortex-m0plus
+Nucleo_64.menu.pnum.NUCLEO_C031C6.build.board=NUCLEO_C031C6
+Nucleo_64.menu.pnum.NUCLEO_C031C6.build.series=STM32C0xx
+Nucleo_64.menu.pnum.NUCLEO_C031C6.build.product_line=STM32C031xx
+Nucleo_64.menu.pnum.NUCLEO_C031C6.build.variant=STM32C0xx/C031C(4-6)(T-U)
+Nucleo_64.menu.pnum.NUCLEO_C031C6.build.cmsis_lib_gcc=arm_cortexM0l_math
+Nucleo_64.menu.pnum.NUCLEO_C031C6.build.extra_flags=-D{build.product_line} {build.xSerial} -D__CORTEX_SC=0
+
 # NUCLEO_F030R8 board
 Nucleo_64.menu.pnum.NUCLEO_F030R8=Nucleo F030R8
 Nucleo_64.menu.pnum.NUCLEO_F030R8.node="NODE_F030R8,NUCLEO"
@@ -870,6 +883,19 @@ Disco.menu.pnum.B_U585I_IOT02A.build.variant=STM32U5xx/U575A(G-I)IxQ_U585AIIxQ
 Disco.menu.pnum.B_U585I_IOT02A.build.peripheral_pins=-DCUSTOM_PERIPHERAL_PINS
 Disco.menu.pnum.B_U585I_IOT02A.build.cmsis_lib_gcc=arm_ARMv8MMLlfsp_math
 
+# STM32C0316-DK board
+Disco.menu.pnum.STM32C0316_DK=STM32C0316-DK
+Disco.menu.pnum.STM32C0316_DK.node="No_mass_storage_for_this_board_Use_STLink_upload_method"
+Disco.menu.pnum.STM32C0316_DK.upload.maximum_size=32768
+Disco.menu.pnum.STM32C0316_DK.upload.maximum_data_size=12288
+Disco.menu.pnum.STM32C0316_DK.build.mcu=cortex-m0plus
+Disco.menu.pnum.STM32C0316_DK.build.board=STM32C0316_DK
+Disco.menu.pnum.STM32C0316_DK.build.series=STM32C0xx
+Disco.menu.pnum.STM32C0316_DK.build.product_line=STM32C031xx
+Disco.menu.pnum.STM32C0316_DK.build.variant=STM32C0xx/C031C(4-6)(T-U)
+Disco.menu.pnum.STM32C0316_DK.build.cmsis_lib_gcc=arm_cortexM0l_math
+Disco.menu.pnum.STM32C0316_DK.build.extra_flags=-D{build.product_line} {build.xSerial} -D__CORTEX_SC=0
+
 # DISCO_F030R8 board
 Disco.menu.pnum.DISCO_F030R8=STM32F030R8-DISCVL
 Disco.menu.pnum.DISCO_F030R8.node="No_mass_storage_for_this_board_Use_STLink_upload_method"
@@ -1090,6 +1116,60 @@ STM32MP1.menu.upload_method.MassStorage=Generate run_arduino.sh (You need to cop
 STM32MP1.menu.upload_method.MassStorage.upload.protocol=
 STM32MP1.menu.upload_method.MassStorage.upload.tool=remoteproc_gen
 
+###############################
+# Generic C0
+GenC0.name=Generic STM32C0 series
+
+GenC0.build.core=arduino
+GenC0.build.board=GenC0
+GenC0.build.mcu=cortex-m0plus
+GenC0.build.series=STM32C0xx
+GenC0.build.cmsis_lib_gcc=arm_cortexM0l_math
+GenC0.build.extra_flags=-D{build.product_line} {build.xSerial} -D__CORTEX_SC=0
+
+# Generic C031C4Tx
+GenC0.menu.pnum.GENERIC_C031C4TX=Generic C031C4Tx
+GenC0.menu.pnum.GENERIC_C031C4TX.upload.maximum_size=16384
+GenC0.menu.pnum.GENERIC_C031C4TX.upload.maximum_data_size=12288
+GenC0.menu.pnum.GENERIC_C031C4TX.build.board=GENERIC_C031C4TX
+GenC0.menu.pnum.GENERIC_C031C4TX.build.product_line=STM32C031xx
+GenC0.menu.pnum.GENERIC_C031C4TX.build.variant=STM32C0xx/C031C(4-6)(T-U)
+
+# Generic C031C6Tx
+GenC0.menu.pnum.GENERIC_C031C6TX=Generic C031C6Tx
+GenC0.menu.pnum.GENERIC_C031C6TX.upload.maximum_size=32768
+GenC0.menu.pnum.GENERIC_C031C6TX.upload.maximum_data_size=12288
+GenC0.menu.pnum.GENERIC_C031C6TX.build.board=GENERIC_C031C6TX
+GenC0.menu.pnum.GENERIC_C031C6TX.build.product_line=STM32C031xx
+GenC0.menu.pnum.GENERIC_C031C6TX.build.variant=STM32C0xx/C031C(4-6)(T-U)
+
+# Generic C031C4Ux
+GenC0.menu.pnum.GENERIC_C031C4UX=Generic C031C4Ux
+GenC0.menu.pnum.GENERIC_C031C4UX.upload.maximum_size=16384
+GenC0.menu.pnum.GENERIC_C031C4UX.upload.maximum_data_size=12288
+GenC0.menu.pnum.GENERIC_C031C4UX.build.board=GENERIC_C031C4UX
+GenC0.menu.pnum.GENERIC_C031C4UX.build.product_line=STM32C031xx
+GenC0.menu.pnum.GENERIC_C031C4UX.build.variant=STM32C0xx/C031C(4-6)(T-U)
+
+# Generic C031C6Ux
+GenC0.menu.pnum.GENERIC_C031C6UX=Generic C031C6Ux
+GenC0.menu.pnum.GENERIC_C031C6UX.upload.maximum_size=32768
+GenC0.menu.pnum.GENERIC_C031C6UX.upload.maximum_data_size=12288
+GenC0.menu.pnum.GENERIC_C031C6UX.build.board=GENERIC_C031C6UX
+GenC0.menu.pnum.GENERIC_C031C6UX.build.product_line=STM32C031xx
+GenC0.menu.pnum.GENERIC_C031C6UX.build.variant=STM32C0xx/C031C(4-6)(T-U)
+
+# Upload menu
+GenC0.menu.upload_method.swdMethod=STM32CubeProgrammer (SWD)
+GenC0.menu.upload_method.swdMethod.upload.protocol=0
+GenC0.menu.upload_method.swdMethod.upload.options=-g
+GenC0.menu.upload_method.swdMethod.upload.tool=stm32CubeProg
+
+GenC0.menu.upload_method.serialMethod=STM32CubeProgrammer (Serial)
+GenC0.menu.upload_method.serialMethod.upload.protocol=1
+GenC0.menu.upload_method.serialMethod.upload.options={serial.port.file} -s
+GenC0.menu.upload_method.serialMethod.upload.tool=stm32CubeProg
+
 ###############################
 # Generic F0
 GenF0.name=Generic STM32F0 series
@@ -10500,6 +10580,12 @@ STM32MP1.menu.xserial.none.build.xSerial=-DHAL_UART_MODULE_ENABLED -DHWSERIAL_NO
 STM32MP1.menu.xserial.disabled=Disabled (no Serial support)
 STM32MP1.menu.xserial.disabled.build.xSerial=
 
+GenC0.menu.xserial.generic=Enabled (generic 'Serial')
+GenC0.menu.xserial.none=Enabled (no generic 'Serial')
+GenC0.menu.xserial.none.build.xSerial=-DHAL_UART_MODULE_ENABLED -DHWSERIAL_NONE
+GenC0.menu.xserial.disabled=Disabled (no Serial support)
+GenC0.menu.xserial.disabled.build.xSerial=
+
 GenF0.menu.xserial.generic=Enabled (generic 'Serial')
 GenF0.menu.xserial.none=Enabled (no generic 'Serial')
 GenF0.menu.xserial.none.build.xSerial=-DHAL_UART_MODULE_ENABLED -DHWSERIAL_NONE
@@ -11088,6 +11174,24 @@ STM32MP1.menu.opt.ogstd.build.flags.optimize=-Og
 STM32MP1.menu.opt.o0std=No Optimization (-O0)
 STM32MP1.menu.opt.o0std.build.flags.optimize=-O0
 
+GenC0.menu.opt.osstd=Smallest (-Os default)
+GenC0.menu.opt.oslto=Smallest (-Os) with LTO
+GenC0.menu.opt.oslto.build.flags.optimize=-Os -flto
+GenC0.menu.opt.o1std=Fast (-O1)
+GenC0.menu.opt.o1std.build.flags.optimize=-O1
+GenC0.menu.opt.o1lto=Fast (-O1) with LTO
+GenC0.menu.opt.o1lto.build.flags.optimize=-O1 -flto
+GenC0.menu.opt.o2std=Faster (-O2)
+GenC0.menu.opt.o2std.build.flags.optimize=-O2
+GenC0.menu.opt.o2lto=Faster (-O2) with LTO
+GenC0.menu.opt.o2lto.build.flags.optimize=-O2 -flto
+GenC0.menu.opt.o3std=Fastest (-O3)
+GenC0.menu.opt.o3std.build.flags.optimize=-O3
+GenC0.menu.opt.o3lto=Fastest (-O3) with LTO
+GenC0.menu.opt.o3lto.build.flags.optimize=-O3 -flto
+GenC0.menu.opt.ogstd=Debug (-Og)
+GenC0.menu.opt.ogstd.build.flags.optimize=-Og
+
 GenF0.menu.opt.osstd=Smallest (-Os default)
 GenF0.menu.opt.oslto=Smallest (-Os) with LTO
 GenF0.menu.opt.oslto.build.flags.optimize=-Os -flto
@@ -11618,6 +11722,10 @@ STM32MP1.menu.dbg.enable_log.build.flags.debug=
 STM32MP1.menu.dbg.enable_all=Core Logs and Symbols Enabled (-g)
 STM32MP1.menu.dbg.enable_all.build.flags.debug=-g
 
+GenC0.menu.dbg.none=None
+GenC0.menu.dbg.enable=Enabled (-g)
+GenC0.menu.dbg.enable.build.flags.debug=-g
+
 GenF0.menu.dbg.none=None
 GenF0.menu.dbg.enable_sym=Symbols Enabled (-g)
 GenF0.menu.dbg.enable_sym.build.flags.debug=-g -DNDEBUG
@@ -11863,6 +11971,16 @@ STM32MP1.menu.rtlib.nanofps.build.flags.ldspecs=--specs=nano.specs -u _printf_fl
 STM32MP1.menu.rtlib.full=Newlib Standard
 STM32MP1.menu.rtlib.full.build.flags.ldspecs=
 
+GenC0.menu.rtlib.nano=Newlib Nano (default)
+GenC0.menu.rtlib.nanofp=Newlib Nano + Float Printf
+GenC0.menu.rtlib.nanofp.build.flags.ldspecs=--specs=nano.specs -u _printf_float
+GenC0.menu.rtlib.nanofs=Newlib Nano + Float Scanf
+GenC0.menu.rtlib.nanofs.build.flags.ldspecs=--specs=nano.specs -u _scanf_float
+GenC0.menu.rtlib.nanofps=Newlib Nano + Float Printf/Scanf
+GenC0.menu.rtlib.nanofps.build.flags.ldspecs=--specs=nano.specs -u _printf_float -u _scanf_float
+GenC0.menu.rtlib.full=Newlib Standard
+GenC0.menu.rtlib.full.build.flags.ldspecs=
+
 GenF0.menu.rtlib.nano=Newlib Nano (default)
 GenF0.menu.rtlib.nanofp=Newlib Nano + Float Printf
 GenF0.menu.rtlib.nanofp.build.flags.ldspecs=--specs=nano.specs -u _printf_float

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_adc.h b/cores/arduino/stm32/LL/stm32yyxx_ll_adc.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_adc.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_adc.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_adc.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_bus.h b/cores/arduino/stm32/LL/stm32yyxx_ll_bus.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_bus.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_bus.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_bus.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_cortex.h b/cores/arduino/stm32/LL/stm32yyxx_ll_cortex.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_cortex.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_cortex.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_cortex.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_crc.h b/cores/arduino/stm32/LL/stm32yyxx_ll_crc.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_crc.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_crc.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_crc.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_dma.h b/cores/arduino/stm32/LL/stm32yyxx_ll_dma.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_dma.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_dma.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_dma.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_dmamux.h b/cores/arduino/stm32/LL/stm32yyxx_ll_dmamux.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32G0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_dmamux.h"
+#elif STM32G0xx
   #include "stm32g0xx_ll_dmamux.h"
 #elif STM32G4xx
   #include "stm32g4xx_ll_dmamux.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_exti.h b/cores/arduino/stm32/LL/stm32yyxx_ll_exti.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_exti.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_exti.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_exti.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_gpio.h b/cores/arduino/stm32/LL/stm32yyxx_ll_gpio.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_gpio.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_gpio.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_gpio.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_i2c.h b/cores/arduino/stm32/LL/stm32yyxx_ll_i2c.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_i2c.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_i2c.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_i2c.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_iwdg.h b/cores/arduino/stm32/LL/stm32yyxx_ll_iwdg.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_iwdg.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_iwdg.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_iwdg.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_pwr.h b/cores/arduino/stm32/LL/stm32yyxx_ll_pwr.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_pwr.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_pwr.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_pwr.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_rcc.h b/cores/arduino/stm32/LL/stm32yyxx_ll_rcc.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_rcc.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_rcc.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_rcc.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_rtc.h b/cores/arduino/stm32/LL/stm32yyxx_ll_rtc.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_rtc.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_rtc.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_rtc.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_spi.h b/cores/arduino/stm32/LL/stm32yyxx_ll_spi.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_spi.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_spi.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_spi.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_system.h b/cores/arduino/stm32/LL/stm32yyxx_ll_system.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_system.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_system.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_system.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_tim.h b/cores/arduino/stm32/LL/stm32yyxx_ll_tim.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_tim.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_tim.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_tim.h"

diff --git a/cores/arduino/stm32/LL/stm32yyxx_ll_usart.h b/cores/arduino/stm32/LL/stm32yyxx_ll_usart.h
@@ -5,7 +5,9 @@
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
 
-#ifdef STM32F0xx
+#ifdef STM32C0xx
+  #include "stm32c0xx_ll_usart.h"
+#elif STM32F0xx
   #include "stm32f0xx_ll_usart.h"
 #elif STM32F1xx
   #include "stm32f1xx_ll_usart.h"