# Makefile für 15-Servo-Steuerung mit ATmega8, ATmegaX8 oder ATtinyX8
PROJECT = servo15
OBJECTS = main.o
DEVICE = atmega8
F_CPU = 8000000
# Compilerschalter
CFLAGS = -DF_CPU=$(F_CPU) -Os -Wall -Wno-parentheses
# Linkerschalter
# LDFLAGS = -Wl,--relax -Wl,--gc-sections
CC = avr-gcc -mmcu=$(DEVICE)
OHEX = avr-objcopy -O ihex
DUMP = avr-objdump -d
SIZE = avr-size --mcu=$(DEVICE)
PROG = avrdude -p $(DEVICE) -c pony-stk200 -P lpt1 -i 10
all: $(PROJECT).hex $(PROJECT).lst
# Compile+link: „Ausführbare“ Datei generieren
%.o: %.S Makefile
$(CC) $(CFLAGS) -c $< -o $@
%.o: %.cpp Makefile
$(CC) $(CFLAGS) -c $< -o $@
%.o: %.c Makefile
$(CC) $(CFLAGS) -c $< -o $@
%.elf: $(OBJECTS)
$(CC) $(LDFLAGS) $^ -o $@
$(SIZE) $@
# Datei für das Programmierprogramm erzeugen
%.hex: %.elf
# $(OHEX) -j .text -j .data -j .eeprom -j .fuse -j .signature $< $@
$(OHEX) -j .text -j .data $< $@
$(OHEX) -j .eeprom --change-section-lma .eeprom=0 $< $(PROJECT).eep
# Listing-Datei generieren
%.lst: %.elf
$(DUMP) $< > $@
# Chip-Programmierung
program:
# avrpp -8 -ff $(PROJECT).hex
ifeq "$(DEVICE)" "atmega8"
$(PROG) -e -U flash:w:$(PROJECT).hex -U eeprom:w:$(PROJECT).eep -U hfuse:w:0xD9:m -U lfuse:w:0xE4:m
else
$(PROG) -e -U flash:w:$(PROJECT).hex -U eeprom:w:$(PROJECT).eep -U hfuse:w:0xDF:m -U lfuse:w:0xE2:m
endif
fuse:
ifeq "$(DEVICE)" "atmega8"
$(PROG) -U hfuse:w:0xD9:m -U lfuse:w:0xE4:m
else
$(PROG) -U hfuse:w:0xDF:m -U lfuse:w:0xE2:m
endif
flash: $(PROJECT).hex
# avrpp -8 $<
$(PROG) -e -U flash:w:$< -U eeprom:w:$(PROJECT).eep
# Projektverzeichnis aufräumen aber .hex-Datei behalten
clean:
$(RM) $(OBJECTS) $(PROJECT).elf $(PROJECT).lst
# Liste der unechten Ziele
.PHONY : all clean program flash fuse
.PRECIOUS : $(OBJECTS) $(PROJECT).elf
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