LUFA_OPTS += -D VTARGET_ADC_CHANNEL=2
LUFA_OPTS += -D VTARGET_REF_VOLTS=5
LUFA_OPTS += -D VTARGET_SCALE_FACTOR=1
+#LUFA_OPTS += -D VTARGET_USE_INTERNAL_REF
#LUFA_OPTS += -D NO_VTARGET_DETECT
#LUFA_OPTS += -D LIBUSB_DRIVER_COMPAT
#LUFA_OPTS += -D XCK_RESCUE_CLOCK_ENABLE
CFLAGS += -fpack-struct
CFLAGS += -fshort-enums
CFLAGS += -fno-strict-aliasing
+CFLAGS += -fno-split-wide-types
CFLAGS += -Wall
CFLAGS += -Wstrict-prototypes
#CFLAGS += -mshort-calls