$(AVRISP_PATH)/Lib/XPROG/XMEGANVM.c \
$(AVRISP_PATH)/Lib/XPROG/TINYNVM.c \
$(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c \
+ $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c \
$(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c \
$(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c \
$(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c \
CDEFS += -DAUX_LINE_DDR=DDRB
CDEFS += -DAUX_LINE_MASK="(1 << 4)"
CDEFS += -DVTARGET_ADC_CHANNEL=2
+CDEFS += -DVTARGET_REF_VOLTS=3.3
+CDEFS += -DVTARGET_SCALE_FACTOR=2
#CDEFS += -DLIBUSB_DRIVER_COMPAT