1 ###############################################################################
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2 # Makefile for the serial_lcd CPP version for GCC
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5 PROJECT = serial_lcd_cpp
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7 TARGET = $(PROJECT).elf
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10 ## Options common to compile, link and assembly rules
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11 COMMON = -mmcu=$(MCU)
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13 ## Compile options common for all C compilation units.
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15 CFLAGS += -gdwarf-2 -DF_CPU=14745600UL -Os
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16 CFLAGS +=-funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
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17 CFLAGS += -Wall -Wundef -Wa,-adhlns=./$(*F).lst
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18 CFLAGS += -MMD -MP -MT $(*F).o -MF .dep/$(@F).d
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20 ## Assembly specific flags
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21 ASMFLAGS = $(COMMON)
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22 ASMFLAGS += $(CFLAGS)
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23 ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2
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27 LDFLAGS += -Wl,-Map=$(PROJECT).map,--cref -Wl,-gc-sections -Wl,-relax
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30 ## Intel Hex file production flags
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31 HEX_FLASH_FLAGS = -R .eeprom
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32 HEX_EEPROM_FLAGS = -j .eeprom
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33 HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
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34 HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings
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37 ## Include Directories
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40 ## Objects that must be built in order to link
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41 OBJECTS = $(PROJECT).o
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43 ## Objects explicitly added by the user
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47 all: $(PROJECT).hex $(PROJECT).eep $(PROJECT).lss size
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50 $(PROJECT).o: ../$(PROJECT).cpp
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51 $(CC) $(INCLUDES) $(CFLAGS) -c $< -o $(PROJECT).o
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54 $(TARGET): $(OBJECTS)
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55 $(CC) $(LDFLAGS) $(OBJECTS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) -o $(TARGET)
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57 $(PROJECT).hex: $(TARGET)
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58 avr-objcopy -O ihex $(HEX_FLASH_FLAGS) $< $@
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60 $(PROJECT).eep: $(TARGET)
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61 -avr-objcopy $(HEX_EEPROM_FLAGS) -O ihex $< $@ || exit 0
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63 $(PROJECT).lss: $(TARGET)
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64 avr-objdump -h -S $< > $@
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69 @echo $(TARGET) size
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70 @avr-size -C --mcu=${MCU} ${TARGET}
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75 @rm -rf $(PROJECT).hex $(PROJECT).lss $(PROJECT).map $(PROJECT).lst
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79 @rm -rf $(OBJECTS) $(TARGET) $(PROJECT).eep .dep
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81 ## Other dependencies
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82 -include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
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