+LUFA_OPTS += -D NO_DEVICE_REMOTE_WAKEUP
+LUFA_OPTS += -D NO_DEVICE_SELF_POWER
+
+LUFA_OPTS += -D AUX_LINE_PORT=PORTB
+LUFA_OPTS += -D AUX_LINE_PIN=PINB
+LUFA_OPTS += -D AUX_LINE_DDR=DDRB
+LUFA_OPTS += -D AUX_LINE_MASK="(1 << 4)"
+LUFA_OPTS += -D VTARGET_ADC_CHANNEL=2
+LUFA_OPTS += -D VTARGET_REF_VOLTS=3.3
+LUFA_OPTS += -D VTARGET_SCALE_FACTOR=2
+#LUFA_OPTS += -D RESET_TOGGLES_LIBUSB_COMPAT
+#LUFA_OPTS += -D LIBUSB_DRIVER_COMPAT
+#LUFA_OPTS += -D FIRMWARE_VERSION_MINOR=0x11
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile