mirror of
https://github.com/qmk/qmk_firmware.git
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96 lines
3.7 KiB
Makefile
96 lines
3.7 KiB
Makefile
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ifneq (,$(filter $(MCU),at90usb162 atmega16u2 atmega32u2 atmega16u4 atmega32u4 at90usb646 at90usb647 at90usb1286 at90usb1287))
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PROTOCOL = LUFA
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# Processor frequency.
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# This will define a symbol, F_CPU, in all source code files equal to the
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# processor frequency in Hz. You can then use this symbol in your source code to
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# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
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# automatically to create a 32-bit value in your source code.
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#
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# This will be an integer division of F_USB below, as it is sourced by
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# F_USB after it has run through any CPU prescalers. Note that this value
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# does not *change* the processor frequency - it should merely be updated to
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# reflect the processor speed set externally so that the code can use accurate
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# software delays.
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F_CPU ?= 16000000
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# LUFA specific
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#
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# Target architecture (see library "Board Types" documentation).
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ARCH = AVR8
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# Input clock frequency.
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# This will define a symbol, F_USB, in all source code files equal to the
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# input clock frequency (before any prescaling is performed) in Hz. This value may
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# differ from F_CPU if prescaling is used on the latter, and is required as the
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# raw input clock is fed directly to the PLL sections of the AVR for high speed
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# clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
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# at the end, this will be done automatically to create a 32-bit value in your
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# source code.
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#
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# If no clock division is performed on the input clock inside the AVR (via the
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# CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
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F_USB ?= $(F_CPU)
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# Interrupt driven control endpoint task
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ifeq (,$(filter $(NO_INTERRUPT_CONTROL_ENDPOINT),yes))
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OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
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endif
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ifneq (,$(filter $(MCU),at90usb162 atmega16u2 atmega32u2))
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NO_I2C = yes
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endif
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endif
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ifneq (,$(filter $(MCU),atmega32a))
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# MCU name for avrdude
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AVRDUDE_MCU = m32
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PROTOCOL = VUSB
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# Processor frequency.
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# This will define a symbol, F_CPU, in all source code files equal to the
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# processor frequency in Hz. You can then use this symbol in your source code to
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# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
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# automatically to create a 32-bit value in your source code.
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F_CPU ?= 12000000
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endif
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ifneq (,$(filter $(MCU),atmega328p))
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# MCU name for avrdude
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AVRDUDE_MCU = m328p
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PROTOCOL = VUSB
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# Processor frequency.
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# This will define a symbol, F_CPU, in all source code files equal to the
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# processor frequency in Hz. You can then use this symbol in your source code to
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# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
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# automatically to create a 32-bit value in your source code.
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F_CPU ?= 16000000
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endif
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ifneq (,$(filter $(MCU),atmega328))
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# MCU name for avrdude
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AVRDUDE_MCU = m328
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PROTOCOL = VUSB
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# Processor frequency.
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# This will define a symbol, F_CPU, in all source code files equal to the
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# processor frequency in Hz. You can then use this symbol in your source code to
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# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
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# automatically to create a 32-bit value in your source code.
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F_CPU ?= 16000000
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endif
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ifneq (,$(filter $(MCU),attiny85))
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PROTOCOL = VUSB
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# Processor frequency.
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# This will define a symbol, F_CPU, in all source code files equal to the
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# processor frequency in Hz. You can then use this symbol in your source code to
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# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
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# automatically to create a 32-bit value in your source code.
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F_CPU ?= 16500000
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endif
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