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59 lines
2.1 KiB
Makefile
59 lines
2.1 KiB
Makefile
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# MCU name
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MCU = atmega32u4
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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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#
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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(+60)
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OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
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# Bootloader selection
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# Teensy halfkay
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# Pro Micro caterina
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# Atmel DFU atmel-dfu
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# LUFA DFU lufa-dfu
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# QMK DFU qmk-dfu
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# atmega32a bootloadHID
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BOOTLOADER = halfkay
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# If you don't know the bootloader type, then you can specify the
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# Boot Section Size in *bytes* by uncommenting out the OPT_DEFS line
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# Teensy halfKay 512
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# Teensy++ halfKay 1024
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# Atmel DFU loader 4096
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# LUFA bootloader 4096
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# USBaspLoader 2048
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# OPT_DEFS += -DBOOTLOADER_SIZE=4096
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