diff --git a/testhal/STM32/STM32F0xx/USB_CDC/Makefile b/testhal/STM32/STM32F0xx/USB_CDC/Makefile
index 4028a4949..77022ee68 100644
--- a/testhal/STM32/STM32F0xx/USB_CDC/Makefile
+++ b/testhal/STM32/STM32F0xx/USB_CDC/Makefile
@@ -54,7 +54,7 @@ endif
 # Stack size to be allocated to the Cortex-M process stack. This stack is
 # the stack used by the main() thread.
 ifeq ($(USE_PROCESS_STACKSIZE),)
-  USE_PROCESS_STACKSIZE = 0x400
+  USE_PROCESS_STACKSIZE = 0x200
 endif
 
 # Stack size to the allocated to the Cortex-M main/exceptions stack. This
@@ -63,11 +63,6 @@ ifeq ($(USE_EXCEPTIONS_STACKSIZE),)
   USE_EXCEPTIONS_STACKSIZE = 0x400
 endif
 
-# Enables the use of FPU on Cortex-M4 (no, softfp, hard).
-ifeq ($(USE_FPU),)
-  USE_FPU = no
-endif
-
 #
 # Architecture or project specific options
 ##############################################################################
@@ -82,15 +77,15 @@ PROJECT = ch
 # Imported source files and paths
 CHIBIOS = ../../../..
 include $(CHIBIOS)/os/hal/hal.mk
-include $(CHIBIOS)/os/hal/boards/ST_STM32F3_DISCOVERY/board.mk
-include $(CHIBIOS)/os/hal/ports/STM32/STM32F3xx/platform.mk
+include $(CHIBIOS)/os/hal/boards/ST_STM32F072_DISCOVERY/board.mk
+include $(CHIBIOS)/os/hal/ports/STM32/STM32F0xx/platform.mk
 include $(CHIBIOS)/os/hal/osal/rt/osal.mk
 include $(CHIBIOS)/os/rt/rt.mk
-include $(CHIBIOS)/os/rt/ports/ARMCMx/compilers/GCC/mk/port_stm32f3xx.mk
+include $(CHIBIOS)/os/rt/ports/ARMCMx/compilers/GCC/mk/port_stm32f0xx.mk
 include $(CHIBIOS)/test/rt/test.mk
 
 # Define linker script file here
-LDSCRIPT= $(PORTLD)/STM32F303xC.ld
+LDSCRIPT= $(PORTLD)/STM32F072xB.ld
 
 # C sources that can be compiled in ARM or THUMB mode depending on the global
 # setting.
@@ -144,7 +139,7 @@ INCDIR = $(PORTINC) $(KERNINC) $(TESTINC) \
 # Compiler settings
 #
 
-MCU  = cortex-m4
+MCU  = cortex-m0
 
 #TRGT = arm-elf-
 TRGT = arm-none-eabi-
diff --git a/testhal/STM32/STM32F0xx/USB_CDC/mcuconf.h b/testhal/STM32/STM32F0xx/USB_CDC/mcuconf.h
index 08038a3fe..ad866ae41 100644
--- a/testhal/STM32/STM32F0xx/USB_CDC/mcuconf.h
+++ b/testhal/STM32/STM32F0xx/USB_CDC/mcuconf.h
@@ -15,20 +15,20 @@
 */
 
 /*
- * STM32F3xx drivers configuration.
+ * STM32F0xx drivers configuration.
  * The following settings override the default settings present in
  * the various device driver implementation headers.
  * Note that the settings for each driver only have effect if the whole
  * driver is enabled in halconf.h.
  *
  * IRQ priorities:
- * 15...0       Lowest...Highest.
+ * 3...0       Lowest...Highest.
  *
  * DMA priorities:
  * 0...3        Lowest...Highest.
  */
 
-#define STM32F3xx_MCUCONF
+#define STM32F0xx_MCUCONF
 
 /*
  * HAL driver system settings.
@@ -37,71 +37,42 @@
 #define STM32_PVD_ENABLE                    FALSE
 #define STM32_PLS                           STM32_PLS_LEV0
 #define STM32_HSI_ENABLED                   TRUE
+#define STM32_HSI14_ENABLED                 TRUE
 #define STM32_LSI_ENABLED                   TRUE
-#define STM32_HSE_ENABLED                   TRUE
+#define STM32_HSE_ENABLED                   FALSE
 #define STM32_LSE_ENABLED                   FALSE
 #define STM32_SW                            STM32_SW_PLL
-#define STM32_PLLSRC                        STM32_PLLSRC_HSE
+#define STM32_PLLSRC                        STM32_PLLSRC_HSI_DIV2
 #define STM32_PREDIV_VALUE                  1
-#define STM32_PLLMUL_VALUE                  9
+#define STM32_PLLMUL_VALUE                  12
 #define STM32_HPRE                          STM32_HPRE_DIV1
-#define STM32_PPRE1                         STM32_PPRE1_DIV2
-#define STM32_PPRE2                         STM32_PPRE2_DIV2
+#define STM32_PPRE                          STM32_PPRE_DIV1
+#define STM32_ADCSW                         STM32_ADCSW_HSI14
+#define STM32_ADCPRE                        STM32_ADCPRE_DIV4
 #define STM32_MCOSEL                        STM32_MCOSEL_NOCLOCK
-#define STM32_ADC12PRES                     STM32_ADC12PRES_DIV1
-#define STM32_ADC34PRES                     STM32_ADC34PRES_DIV1
+#define STM32_ADCPRE                        STM32_ADCPRE_DIV4
+#define STM32_ADCSW                         STM32_ADCSW_HSI14
+#define STM32_CECSW                         STM32_CECSW_HSI
+#define STM32_I2C1SW                        STM32_I2C1SW_HSI
 #define STM32_USART1SW                      STM32_USART1SW_PCLK
-#define STM32_USART2SW                      STM32_USART2SW_PCLK
-#define STM32_USART3SW                      STM32_USART3SW_PCLK
-#define STM32_UART4SW                       STM32_UART4SW_PCLK
-#define STM32_UART5SW                       STM32_UART5SW_PCLK
-#define STM32_I2C1SW                        STM32_I2C1SW_SYSCLK
-#define STM32_I2C2SW                        STM32_I2C2SW_SYSCLK
-#define STM32_TIM1SW                        STM32_TIM1SW_PCLK2
-#define STM32_TIM8SW                        STM32_TIM8SW_PCLK2
 #define STM32_RTCSEL                        STM32_RTCSEL_LSI
-#define STM32_USB_CLOCK_REQUIRED            TRUE
-#define STM32_USBPRE                        STM32_USBPRE_DIV1P5
 
 /*
  * ADC driver system settings.
  */
-#define STM32_ADC_USE_ADC1                  FALSE
-#define STM32_ADC_USE_ADC3                  FALSE
-#define STM32_ADC_ADC12_DMA_PRIORITY        2
-#define STM32_ADC_ADC34_DMA_PRIORITY        2
-#define STM32_ADC_ADC12_IRQ_PRIORITY        5
-#define STM32_ADC_ADC34_IRQ_PRIORITY        5
-#define STM32_ADC_ADC12_DMA_IRQ_PRIORITY    5
-#define STM32_ADC_ADC34_DMA_IRQ_PRIORITY    5
-#define STM32_ADC_ADC12_CLOCK_MODE          ADC_CCR_CKMODE_AHB_DIV1
-#define STM32_ADC_ADC34_CLOCK_MODE          ADC_CCR_CKMODE_AHB_DIV1
-#define STM32_ADC_DUAL_MODE                 FALSE
-
-/*
- * CAN driver system settings.
- */
-#define STM32_CAN_USE_CAN1                  FALSE
-#define STM32_CAN_CAN1_IRQ_PRIORITY         11
+#define STM32_ADC_USE_ADC1                  TRUE
+#define STM32_ADC_ADC1_DMA_PRIORITY         2
+#define STM32_ADC_IRQ_PRIORITY              2
+#define STM32_ADC_ADC1_DMA_IRQ_PRIORITY     2
 
 /*
  * EXT driver system settings.
  */
-#define STM32_EXT_EXTI0_IRQ_PRIORITY        6
-#define STM32_EXT_EXTI1_IRQ_PRIORITY        6
-#define STM32_EXT_EXTI2_IRQ_PRIORITY        6
-#define STM32_EXT_EXTI3_IRQ_PRIORITY        6
-#define STM32_EXT_EXTI4_IRQ_PRIORITY        6
-#define STM32_EXT_EXTI5_9_IRQ_PRIORITY      6
-#define STM32_EXT_EXTI10_15_IRQ_PRIORITY    6
-#define STM32_EXT_EXTI16_IRQ_PRIORITY       6
-#define STM32_EXT_EXTI17_IRQ_PRIORITY       6
-#define STM32_EXT_EXTI18_IRQ_PRIORITY       6
-#define STM32_EXT_EXTI19_IRQ_PRIORITY       6
-#define STM32_EXT_EXTI20_IRQ_PRIORITY       6
-#define STM32_EXT_EXTI21_22_29_IRQ_PRIORITY 6
-#define STM32_EXT_EXTI30_32_IRQ_PRIORITY    6
-#define STM32_EXT_EXTI33_IRQ_PRIORITY       6
+#define STM32_EXT_EXTI0_1_IRQ_PRIORITY      3
+#define STM32_EXT_EXTI2_3_IRQ_PRIORITY      3
+#define STM32_EXT_EXTI4_15_IRQ_PRIORITY     3
+#define STM32_EXT_EXTI16_IRQ_PRIORITY       3
+#define STM32_EXT_EXTI17_IRQ_PRIORITY       3
 
 /*
  * GPT driver system settings.
@@ -109,17 +80,11 @@
 #define STM32_GPT_USE_TIM1                  FALSE
 #define STM32_GPT_USE_TIM2                  FALSE
 #define STM32_GPT_USE_TIM3                  FALSE
-#define STM32_GPT_USE_TIM4                  FALSE
-#define STM32_GPT_USE_TIM6                  FALSE
-#define STM32_GPT_USE_TIM7                  FALSE
-#define STM32_GPT_USE_TIM8                  FALSE
-#define STM32_GPT_TIM1_IRQ_PRIORITY         7
-#define STM32_GPT_TIM2_IRQ_PRIORITY         7
-#define STM32_GPT_TIM3_IRQ_PRIORITY         7
-#define STM32_GPT_TIM4_IRQ_PRIORITY         7
-#define STM32_GPT_TIM6_IRQ_PRIORITY         7
-#define STM32_GPT_TIM7_IRQ_PRIORITY         7
-#define STM32_GPT_TIM8_IRQ_PRIORITY         7
+#define STM32_GPT_USE_TIM14                 FALSE
+#define STM32_GPT_TIM1_IRQ_PRIORITY         2
+#define STM32_GPT_TIM2_IRQ_PRIORITY         2
+#define STM32_GPT_TIM3_IRQ_PRIORITY         2
+#define STM32_GPT_TIM14_IRQ_PRIORITY        2
 
 /*
  * I2C driver system settings.
@@ -127,8 +92,8 @@
 #define STM32_I2C_USE_I2C1                  FALSE
 #define STM32_I2C_USE_I2C2                  FALSE
 #define STM32_I2C_BUSY_TIMEOUT              50
-#define STM32_I2C_I2C1_IRQ_PRIORITY         10
-#define STM32_I2C_I2C2_IRQ_PRIORITY         10
+#define STM32_I2C_I2C1_IRQ_PRIORITY         3
+#define STM32_I2C_I2C2_IRQ_PRIORITY         3
 #define STM32_I2C_I2C1_DMA_PRIORITY         1
 #define STM32_I2C_I2C2_DMA_PRIORITY         1
 #define STM32_I2C_DMA_ERROR_HOOK(i2cp)      osalSysHalt("DMA failure")
@@ -139,13 +104,9 @@
 #define STM32_ICU_USE_TIM1                  FALSE
 #define STM32_ICU_USE_TIM2                  FALSE
 #define STM32_ICU_USE_TIM3                  FALSE
-#define STM32_ICU_USE_TIM4                  FALSE
-#define STM32_ICU_USE_TIM8                  FALSE
-#define STM32_ICU_TIM1_IRQ_PRIORITY         7
-#define STM32_ICU_TIM2_IRQ_PRIORITY         7
-#define STM32_ICU_TIM3_IRQ_PRIORITY         7
-#define STM32_ICU_TIM4_IRQ_PRIORITY         7
-#define STM32_ICU_TIM8_IRQ_PRIORITY         7
+#define STM32_ICU_TIM1_IRQ_PRIORITY         3
+#define STM32_ICU_TIM2_IRQ_PRIORITY         3
+#define STM32_ICU_TIM3_IRQ_PRIORITY         3
 
 /*
  * PWM driver system settings.
@@ -154,46 +115,33 @@
 #define STM32_PWM_USE_TIM1                  FALSE
 #define STM32_PWM_USE_TIM2                  FALSE
 #define STM32_PWM_USE_TIM3                  FALSE
-#define STM32_PWM_USE_TIM4                  FALSE
-#define STM32_PWM_USE_TIM8                  FALSE
-#define STM32_PWM_TIM1_IRQ_PRIORITY         7
-#define STM32_PWM_TIM2_IRQ_PRIORITY         7
-#define STM32_PWM_TIM3_IRQ_PRIORITY         7
-#define STM32_PWM_TIM4_IRQ_PRIORITY         7
-#define STM32_PWM_TIM8_IRQ_PRIORITY         7
+#define STM32_PWM_TIM1_IRQ_PRIORITY         3
+#define STM32_PWM_TIM2_IRQ_PRIORITY         3
+#define STM32_PWM_TIM3_IRQ_PRIORITY         3
 
 /*
  * SERIAL driver system settings.
  */
 #define STM32_SERIAL_USE_USART1             FALSE
 #define STM32_SERIAL_USE_USART2             FALSE
-#define STM32_SERIAL_USE_USART3             FALSE
-#define STM32_SERIAL_USE_UART4              FALSE
-#define STM32_SERIAL_USE_UART5              FALSE
-#define STM32_SERIAL_USART1_PRIORITY        12
-#define STM32_SERIAL_USART2_PRIORITY        12
-#define STM32_SERIAL_USART3_PRIORITY        12
-#define STM32_SERIAL_UART4_PRIORITY         12
-#define STM32_SERIAL_UART5_PRIORITY         12
+#define STM32_SERIAL_USART1_PRIORITY        3
+#define STM32_SERIAL_USART2_PRIORITY        3
 
 /*
  * SPI driver system settings.
  */
 #define STM32_SPI_USE_SPI1                  FALSE
 #define STM32_SPI_USE_SPI2                  FALSE
-#define STM32_SPI_USE_SPI3                  FALSE
 #define STM32_SPI_SPI1_DMA_PRIORITY         1
 #define STM32_SPI_SPI2_DMA_PRIORITY         1
-#define STM32_SPI_SPI3_DMA_PRIORITY         1
-#define STM32_SPI_SPI1_IRQ_PRIORITY         10
-#define STM32_SPI_SPI2_IRQ_PRIORITY         10
-#define STM32_SPI_SPI3_IRQ_PRIORITY         10
+#define STM32_SPI_SPI1_IRQ_PRIORITY         2
+#define STM32_SPI_SPI2_IRQ_PRIORITY         2
 #define STM32_SPI_DMA_ERROR_HOOK(spip)      osalSysHalt("DMA failure")
 
 /*
  * ST driver system settings.
  */
-#define STM32_ST_IRQ_PRIORITY               8
+#define STM32_ST_IRQ_PRIORITY               2
 #define STM32_ST_USE_TIMER                  2
 
 /*
@@ -201,19 +149,8 @@
  */
 #define STM32_UART_USE_USART1               FALSE
 #define STM32_UART_USE_USART2               FALSE
-#define STM32_UART_USE_USART3               FALSE
-#define STM32_UART_USART1_IRQ_PRIORITY      12
-#define STM32_UART_USART2_IRQ_PRIORITY      12
-#define STM32_UART_USART3_IRQ_PRIORITY      12
+#define STM32_UART_USART1_IRQ_PRIORITY      3
+#define STM32_UART_USART2_IRQ_PRIORITY      3
 #define STM32_UART_USART1_DMA_PRIORITY      0
 #define STM32_UART_USART2_DMA_PRIORITY      0
-#define STM32_UART_USART3_DMA_PRIORITY      0
 #define STM32_UART_DMA_ERROR_HOOK(uartp)    osalSysHalt("DMA failure")
-
-/*
- * USB driver system settings.
- */
-#define STM32_USB_USE_USB1                  TRUE
-#define STM32_USB_LOW_POWER_ON_SUSPEND      FALSE
-#define STM32_USB_USB1_HP_IRQ_PRIORITY      13
-#define STM32_USB_USB1_LP_IRQ_PRIORITY      14