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-
- ifneq ($(findstring STM32F303, $(MCU)),)
- ## chip/board settings
- # - the next two should match the directories in
- # <chibios>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
- MCU_FAMILY ?= STM32
- MCU_SERIES ?= STM32F3xx
-
- # Linker script to use
- # - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
- # or <this_dir>/ld/
- MCU_LDSCRIPT ?= STM32F303xC
-
- # Startup code to use
- # - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
- MCU_STARTUP ?= stm32f3xx
-
- # Board: it should exist either in <chibios>/os/hal/boards/
- # or <this_dir>/boards
- BOARD ?= GENERIC_STM32_F303XC
-
- # Cortex version
- MCU = cortex-m4
-
- # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
- ARMV ?= 7
-
- USE_FPU = yes
-
- # Vector table for application
- # 0x00000000-0x00001000 area is occupied by bootlaoder.*/
- # The CORTEX_VTOR... is needed only for MCHCK/Infinity KB
- # OPT_DEFS = -DCORTEX_VTOR_INIT=0x08005000
-
- # Options to pass to dfu-util when flashing
- DFU_ARGS ?= -d 0483:df11 -a 0 -s 0x08000000:leave
- DFU_SUFFIX_ARGS = -p DF11 -v 0483
- endif
-
- ifneq (,$(filter $(MCU),atmega32u4 at90usb1286))
- # Processor frequency.
- # This will define a symbol, F_CPU, in all source code files equal to the
- # processor frequency in Hz. You can then use this symbol in your source code to
- # calculate timings. Do NOT tack on a 'UL' at the end, this will be done
- # automatically to create a 32-bit value in your source code.
- #
- # This will be an integer division of F_USB below, as it is sourced by
- # F_USB after it has run through any CPU prescalers. Note that this value
- # does not *change* the processor frequency - it should merely be updated to
- # reflect the processor speed set externally so that the code can use accurate
- # software delays.
- F_CPU ?= 16000000
-
- # LUFA specific
- #
- # Target architecture (see library "Board Types" documentation).
- ARCH ?= AVR8
-
- # Input clock frequency.
- # This will define a symbol, F_USB, in all source code files equal to the
- # input clock frequency (before any prescaling is performed) in Hz. This value may
- # differ from F_CPU if prescaling is used on the latter, and is required as the
- # raw input clock is fed directly to the PLL sections of the AVR for high speed
- # clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
- # at the end, this will be done automatically to create a 32-bit value in your
- # source code.
- #
- # If no clock division is performed on the input clock inside the AVR (via the
- # CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
- F_USB ?= $(F_CPU)
- endif
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