Arduino.mk

CXX=avr-gcc
INCLUDE=-I ~/working/andy/embedded/arduino_gcc_tutorial/arduino-lib
LIBS=-L ~/lib -lm -larduino
MCU=-mmcu=atmega328p
CPU_SPEED=-DF_CPU=16000000UL
CFLAGS=$(MCU) $(CPU_SPEED) -Os -w -Wl,--gc-sections -ffunction-sections -fdata-sections
PORT=/dev/cu.usbmodemfa131
ifeq ($(shell uname),Linux)
  PORT=/dev/ttyACM0
endif

default: build upload

build: Test.hex

Test.hex: Test.elf
  avr-objcopy -O ihex $< $@

OBJECTS= # Put other objects here
Test.elf: Test.c $(OBJECTS)
  $(CXX) $(CFLAGS) $(INCLUDE) $^ -o $@ $(LIBS)

upload:
  avrdude -V -F -p m328p -c arduino -b 115200 -Uflash:w:Test.hex -P$(PORT)

clean:
  @echo -n Cleaning ...
  $(shell rm Test.elf 2> /dev/null)
  $(shell rm Test.hex 2> /dev/null)
  $(shell rm *.o 2> /dev/null)
  @echo " done"

%.o: %.cpp
  $(CXX) $< $(CFLAGS) $(INCLUDE) -c -o $@