PRG = modbus_slave OBJ = modbus_slave.o modbus.o MCU_TARGET = atmega48 #MCU_TARGET = atmega88 #MCU_TARGET = atmega168 #MCU_TARGET = atmega168p #MCU_TARGET = atmega8 #MCU_TARGET = atmega1280 #MCU_TARGET = atmega8515 #MCU_TARGET = atmega8535 OPTIMIZE = -O2 DEFS = -I. LIBS = # You should not have to change anything below here. CC = avr-gcc # Override is only needed by avr-lib build system. override CFLAGS = -g -Wall $(OPTIMIZE) -mmcu=$(MCU_TARGET) $(DEFS) override LDFLAGS = -Wl,-Map,$(PRG).map OBJCOPY = avr-objcopy OBJDUMP = avr-objdump all: $(PRG).elf lst text eeprom $(PRG).elf: $(OBJ) $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LIBS) .c.s: $< $(CC) $(CFLAGS) -S $< # dependency: demo.o: demo.c iocompat.h clean: rm -rf *.o $(PRG).elf *.eps *.png *.pdf *.bak rm -rf *.lst *.map $(EXTRA_CLEAN_FILES) lst: $(PRG).lst %.lst: %.elf $(OBJDUMP) -h -S $< > $@ # Rules for building the .text rom images text: hex bin srec hex: $(PRG).hex bin: $(PRG).bin srec: $(PRG).srec %.hex: %.elf $(OBJCOPY) -j .text -j .data -O ihex $< $@ %.srec: %.elf $(OBJCOPY) -j .text -j .data -O srec $< $@ %.bin: %.elf $(OBJCOPY) -j .text -j .data -O binary $< $@ # Rules for building the .eeprom rom images eeprom: ehex ebin esrec ehex: $(PRG)_eeprom.hex ebin: $(PRG)_eeprom.bin esrec: $(PRG)_eeprom.srec %_eeprom.hex: %.elf @$(OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O ihex $< $@ \ || { echo empty $@ not generated; exit 0; } %_eeprom.srec: %.elf @$(OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O srec $< $@ \ || { echo empty $@ not generated; exit 0; } %_eeprom.bin: %.elf @$(OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O binary $< $@ \ || { echo empty $@ not generated; exit 0; } # Every thing below here is used by avr-libc's build system and can be ignored # by the casual user. FIG2DEV = fig2dev EXTRA_CLEAN_FILES = *.hex *.bin *.srec dox: eps png pdf eps: $(PRG).eps png: $(PRG).png pdf: $(PRG).pdf %.eps: %.fig $(FIG2DEV) -L eps $< $@ %.pdf: %.fig $(FIG2DEV) -L pdf $< $@ %.png: %.fig $(FIG2DEV) -L png $< $@