ifeq ($(strip $(RIOTCPU)),)
	export RIOTCPU =$(RIOTBASE)/cpu
endif
	
ifeq ($(strip $(MCU)),)
	MCU = $(CPU)
endif

# if you want to publish the board into the sources as an uppercase #define
BB = $(shell echo $(BOARD)|tr 'a-z' 'A-Z')
CFLAGS += -DBOARD=$(BB)
export CFLAGS

# mandatory include! 
include $(RIOTBOARD)/$(BOARD)/Makefile.include
include $(RIOTBASE)/Makefile.modules 

# your binaries to link
BASELIBS += $(RIOTBOARD)/$(BOARD)/bin/$(BOARD)_base.a
BASELIBS += $(PROJBINDIR)/project.a

PROJBINDIR =$(CURDIR)/bin

## make script for your project. Build RIOT-base here!
all: $(PROJBINDIR)/$(PROJECT).a
	@echo "Building project $(PROJECT) for $(BOARD) w/ MCU $(MCU)."
	$(MAKE) -C $(RIOTBOARD)
	$(MAKE) -C $(RIOTBASE)
	@$(LINK) $(UNDEF) -o $(PROJBINDIR)/$(PROJECT).elf -Wl,--start-group $(BASELIBS) -lm -Wl,--end-group  -Wl,-Map=$(PROJBINDIR)/$(PROJECT).map $(LINKFLAGS) 
	@$(SIZE) $(PROJBINDIR)/$(PROJECT).elf
	@$(OBJCOPY) -O ihex $(PROJBINDIR)/$(PROJECT).elf $(PROJBINDIR)/$(PROJECT).hex

## your make rules
## Only basic example - modify it for larger projects!!
$(PROJBINDIR)/$(PROJECT).a: $(PROJBINDIR)/$(PROJECT).o
	$(AR) -rc $(PROJBINDIR)/project.a $(PROJBINDIR)/$(PROJECT).o 
	
$(PROJBINDIR)/$(PROJECT).o: main.c 
	$(CC) $(CFLAGS) $(BOARDINCLUDE) $(INCLUDES) -c main.c -o $(PROJBINDIR)/$(PROJECT).o

clean:
	$(MAKE) -C $(RIOTBOARD) clean
	$(MAKE) -C $(RIOTBASE) clean
	rm -f $(PROJBINDIR)/*

flash: all
	$(FLASHER) $(PORT) $(PROJBINDIR)/$(PROJECT).hex

term:
	$(TERM) $(PORT)

doc:
	make -BC $(RIOTBASE) doc