@@ 1,5 1,5 @@
# MCU name
-MCU ?= atmega32u4
+MCU = atmega32u4
# Processor frequency.
# This will define a symbol, F_CPU, in all source code files equal to the
@@ 12,14 12,14 @@ MCU ?= atmega32u4
# 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
+F_CPU = 16000000
#
# LUFA specific
#
# Target architecture (see library "Board Types" documentation).
-ARCH ?= AVR8
+ARCH = AVR8
# Input clock frequency.
# This will define a symbol, F_USB, in all source code files equal to the
@@ 32,7 32,7 @@ ARCH ?= AVR8
#
# 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)
+F_USB = $(F_CPU)
# Interrupt driven control endpoint task(+60)
OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
@@ 50,14 50,14 @@ OPT_DEFS += -DBOOTLOADER_SIZE=4096
# Build Options
# comment out to disable the options.
#
-BOOTMAGIC_ENABLE ?= yes # Virtual DIP switch configuration(+1000)
-MOUSEKEY_ENABLE ?= yes # Mouse keys(+4700)
-EXTRAKEY_ENABLE ?= yes # Audio control and System control(+450)
-CONSOLE_ENABLE ?= yes # Console for debug(+400)
-COMMAND_ENABLE ?= yes # Commands for debug and configuration
+BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = yes # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes # Audio control and System control(+450)
+CONSOLE_ENABLE = yes # Console for debug(+400)
+COMMAND_ENABLE = yes # Commands for debug and configuration
#SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
-NKRO_ENABLE ?= yes # USB Nkey Rollover - not yet supported in LUFA
-BACKLIGHT_ENABLE ?= yes
+NKRO_ENABLE = yes # USB Nkey Rollover - not yet supported in LUFA
+BACKLIGHT_ENABLE = yes
# Optimize size but this may cause error "relocation truncated to fit"