LUFA_DIR = protocol/lufa
# Path to the LUFA library
-LUFA_PATH = protocol/lufa/LUFA-120219
-
-# Create the LUFA source path variables by including the LUFA root makefile
-include $(TOP_DIR)/$(LUFA_PATH)/LUFA/makefile
+LUFA_PATH ?= protocol/lufa/LUFA-120730
+
+# Create the LUFA source path variables by including the LUFA makefile
+ifneq (, $(wildcard $(TOP_DIR)/$(LUFA_PATH)/LUFA/Build/lufa_sources.mk))
+ # New build system from 20120730
+ LUFA_ROOT_PATH = $(LUFA_PATH)/LUFA
+ include $(TOP_DIR)/$(LUFA_PATH)/LUFA/Build/lufa_sources.mk
+else
+ include $(TOP_DIR)/$(LUFA_PATH)/LUFA/makefile
+endif
LUFA_SRC = $(LUFA_DIR)/lufa.c \
$(LUFA_DIR)/descriptor.c \