CPU avrArduino {

  PLATFORM_FILES arduinoUno {
    PATH = "avr/arduino/variants/standard";
  };
  
  BUILDOPTIONS buildOptionsForArduino {
    COMMONFLAGS = "-Os -Wall -DF_CPU=16000000 -mmcu=atmega328p"; //CFLAGS + CPPFLAGS
    COMMONFLAGS = "-ffunction-sections"; // Each function is put in its own section. Required to deleted unused code
    COMMONFLAGS = "-fdata-sections";    // Each data is put in its own section. Required to deleted unused data
    ASFLAGS = "-DF_CPU=16000000 -mmcu=atmega328p";
    LDFLAGS = "-DF_CPU=16000000 -mmcu=atmega328p";
    LDFLAGS = "-Wl,--gc-sections"; // Remove unused sections. Works with -ffunction-sections and -fdata-sections, see above
  };

};

CPU arduino {

  POSTBUILD all {
    COMMAND buildbin {
      TYPE = COPIER;
      INPUT = TARGET;
      OUTPUT = ".hex";
      PREOPTION = "-O ihex";
    };
  };

  POSTCOMMAND flash {
    COMMAND flash {
      MESSAGE = "Flashing";
      COMMAND = "avrdude";
      INPUT = TARGET { EXT = ".hex"; };
      PREOPTION = "-c arduino -p m328p";
      PREOPT = ENVAR { NAME = "AVRDUDE_PORT"; OPT = "-P"; };
      PREOPT = LITERAL { VALUE = "flash:w:"; OPT = "-U"; };
    };
  };
};