mirror of
https://github.com/qmk/qmk_firmware.git
synced 2024-12-20 16:43:22 +00:00
59 lines
2.1 KiB
Makefile
59 lines
2.1 KiB
Makefile
|
# MCU name
|
||
|
MCU = atmega32u4
|
||
|
|
||
|
# 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)
|
||
|
|
||
|
# Interrupt driven control endpoint task(+60)
|
||
|
OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
|
||
|
|
||
|
|
||
|
# Bootloader selection
|
||
|
# Teensy halfkay
|
||
|
# Pro Micro caterina
|
||
|
# Atmel DFU atmel-dfu
|
||
|
# LUFA DFU lufa-dfu
|
||
|
# QMK DFU qmk-dfu
|
||
|
# atmega32a bootloadHID
|
||
|
BOOTLOADER = caterina
|
||
|
|
||
|
|
||
|
# If you don't know the bootloader type, then you can specify the
|
||
|
# Boot Section Size in *bytes* by uncommenting out the OPT_DEFS line
|
||
|
# Teensy halfKay 512
|
||
|
# Teensy++ halfKay 1024
|
||
|
# Atmel DFU loader 4096
|
||
|
# LUFA bootloader 4096
|
||
|
# USBaspLoader 2048
|
||
|
# OPT_DEFS += -DBOOTLOADER_SIZE=4096
|