qmk_firmware/keyboards/ergodox_ez/rules.mk

# MCU name
MCU = atmega32u4

# Bootloader selection
BOOTLOADER = halfkay

# If you have Left LEDs (see
# https://geekhack.org/index.php?topic=22780.msg873819#msg873819 for
# details), include the following define:
# OPT_DEFS += -DLEFT_LEDS

# Build Options
#   comment out to disable the options.
#
BOOTMAGIC_ENABLE = no       # Enable Bootmagic Lite
MOUSEKEY_ENABLE  = yes  # Mouse keys
EXTRAKEY_ENABLE  = yes  # Audio control and System control
CONSOLE_ENABLE   = no   # Console for debug
COMMAND_ENABLE   = yes  # Commands for debug and configuration
CUSTOM_MATRIX    = lite # Custom matrix file for the ErgoDox EZ
NKRO_ENABLE      = yes  # USB Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
UNICODE_ENABLE   = yes  # Unicode
SWAP_HANDS_ENABLE= yes  # Allow swapping hands of keyboard
SLEEP_LED_ENABLE = no

RGB_MATRIX_ENABLE = no # enable later
RGB_MATRIX_DRIVER = IS31FL3731
DEBOUNCE_TYPE = sym_eager_pr

# project specific files
SRC += matrix.c \
	   led_i2c.c
QUANTUM_LIB_SRC += i2c_master.c

LAYOUTS = ergodox

# Disable unsupported hardware
AUDIO_SUPPORTED = no
BACKLIGHT_SUPPORTED = no