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# Makefile for the project ATmega168_OpenServo
###############################################################################
## General Flags
PROJECT = ATmega168_OpenServo
MCU = atmega168
TARGET = ATmega168_OpenServo.elf
CC = avr-gcc
## Options common to compile, link and assembly rules
COMMON = -mmcu=$(MCU)
## Compile options common for all C compilation units.
CFLAGS = $(COMMON)
CFLAGS += -Wall -Os -fsigned-char
CFLAGS += -MD -MP -MT $(*F).o -MF dep/$(@F).d
## Assembly specific flags
ASMFLAGS = $(COMMON)
ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2
## Linker flags
LDFLAGS = $(COMMON)
LDFLAGS += -nostartfiles -v -Wl,-Map=ATmega168_OpenServo.map
## Intel Hex file production flags
HEX_FLASH_FLAGS = -R .eeprom
HEX_EEPROM_FLAGS = -j .eeprom
HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0
## Objects that must be built in order to link
OBJECTS = bootcrt.o main.o adc.o registers.o eeprom.o watchdog.o motion.o math.o ipd.o pid.o regulator.o power.o twi.o pwm.o estimator.o seek.o timer.o curve.o pulsectl.o
## Objects explicitly added by the user
LINKONLYOBJECTS =
## Build
all: $(TARGET) ATmega168_OpenServo.hex ATmega168_OpenServo.eep ATmega168_OpenServo.lss size
## Compile
bootcrt.o: bootcrt.s
$(CC) $(INCLUDES) $(ASMFLAGS) -c $<
main.o: main.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
adc.o: adc.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
registers.o: registers.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
timer.o: timer.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
eeprom.o: eeprom.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
watchdog.o: watchdog.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
motion.o: motion.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
math.o: math.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
ipd.o: ipd.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
pid.o: pid.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
regulator.o: regulator.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
power.o: power.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
pulsectl.o: pulsectl.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
twi.o: twi.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
pwm.o: pwm.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
estimator.o: estimator.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
curve.o: curve.c
$(CC) $(INCLUDES) $(CFLAGS) -c $<
seek.o: seek.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 $< $@
%.lss: $(TARGET)
avr-objdump -h -S $< > $@
size: ${TARGET}
@echo
@avr-size ${TARGET}
## Clean target
.PHONY: clean
clean:
-rm -rf $(OBJECTS) ATmega168_OpenServo.elf dep/* ATmega168_OpenServo.hex ATmega168_OpenServo.eep ATmega168_OpenServo.lss ATmega168_OpenServo.map
## Other dependencies
-include $(shell mkdir dep 2>/dev/null) $(wildcard dep/*)
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