text: Import("env")
  
  # Custom HEX from ELF
  env.AddPostAction(
      "$BUILD_DIR/${PROGNAME}.elf",
      env.VerboseAction(" ".join([
          "$OBJCOPY", "-O", "ihex", "-R", ".eeprom",
          "$BUILD_DIR/${PROGNAME}.elf", "$BUILD_DIR/${PROGNAME}.hex"
      ]), "Building $BUILD_DIR/${PROGNAME}.hex")
  )