Makefile

TARGET     = usb-bios-key
SKETCH     = $(TARGET).c
INCLUDE    = src

FREQ_SYS   = 16000000
XRAM_LOC   = 0x0100
XRAM_SIZE  = 0x0300
CODE_SIZE  = 0x3800

CC         = sdcc
OBJCOPY    = objcopy
WCHISP     = wchisp

# Compiler Flags
CFLAGS  = -mmcs51 --model-small --no-xinit-opt
CFLAGS += --xram-size $(XRAM_SIZE) --xram-loc $(XRAM_LOC) --code-size $(CODE_SIZE)
CFLAGS += -I$(INCLUDE) -DF_CPU=$(FREQ_SYS)
CFILES  = $(SKETCH) $(wildcard $(INCLUDE)/*.c)
RFILES  = $(CFILES:.c=.rel)

%.rel : %.c
	@$(CC) -c $(CFLAGS) $<

$(TARGET).ihx: $(RFILES)
	@$(CC) $(notdir $(RFILES)) $(CFLAGS) -o $(TARGET).ihx

$(TARGET).bin: $(TARGET).ihx
	@$(OBJCOPY) -I ihex -O binary $(TARGET).ihx $(TARGET).bin

bin: $(TARGET).bin

flash: $(TARGET).bin
	@$(WCHISP) flash $(TARGET).bin

clean:
	@rm -f *.ihx *.lk *.map *.mem *.lst *.rel *.rst *.sym *.asm *.bin