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###############################################################################
# Makefile for the project BLDC_Sinus_AT168
###############################################################################
## General Flags
PROJECT = BLDC_Sinus_AT168
MCU = atmega328
TARGET = VFD_Sinus_AT328.elf
CC = avr-gcc
CPP = avr-g++
## Options common to compile, link and assembly rules
COMMON = -mmcu=$(MCU)
## Compile options common for all C compilation units.
CFLAGS = $(COMMON)
CFLAGS += -Wall -gdwarf-2 -std=gnu99 -DF_CPU=16000000UL -Os -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
CFLAGS += -MD -MP -MT $(*F).o -MF dep/$(@F).d
## Assembly specific flags
ASMFLAGS = $(COMMON)
ASMFLAGS += $(CFLAGS)
ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2
## Linker flags
LDFLAGS = $(COMMON)
LDFLAGS += -Wl,-Map=VFD_Sinus_AT328.map
## Intel Hex file production flags
HEX_FLASH_FLAGS = -R .eeprom -R .fuse -R .lock -R .signature
HEX_EEPROM_FLAGS = -j .eeprom
HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings
## Objects that must be built in order to link
OBJECTS = pid.o main.o lcd.o
## Objects explicitly added by the user
LINKONLYOBJECTS =
## Build
all: $(TARGET) VFD_Sinus_AT328.hex VFD_Sinus_AT328.eep VFD_Sinus_AT328.lss size
## Compile
pid.o: ../pid.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
main.o: ../main.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
lcd.o: ../lcd.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
##Link
$(TARGET): $(OBJECTS)
$(CC) $(LDFLAGS) $(OBJECTS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) -o $(TARGET)
%.hex: $(TARGET)
avr-objcopy -O ihex $(HEX_FLASH_FLAGS) $< $@
%.eep: $(TARGET)
-avr-objcopy $(HEX_EEPROM_FLAGS) -O ihex $< $@ || exit 0
%.lss: $(TARGET)
avr-objdump -h -S $< > $@
size: ${TARGET}
@echo
@avr-size -C --mcu=${MCU} ${TARGET}
## Clean target
.PHONY: clean
clean:
-rm -rf $(OBJECTS) VFD_Sinus_AT168.elf dep/* VFD_Sinus_AT168.hex VFD_Sinus_AT168.eep VFD_Sinus_AT168.lss VFD_Sinus_AT168.map
## Other dependencies
-include $(shell mkdir dep 2>/dev/null) $(wildcard dep/*)