batchisp -hardware usb -device $(MCU) -operation start reset 0
dfu: $(TARGET).hex
+ @until dfu-programmer atmega32u4 get bootloader-version > /dev/null 2>&1; do \
+ echo -n "."; \
+ sleep 1; \
+ done
ifneq (, $(findstring 0.7, $(shell dfu-programmer --version 2>&1)))
dfu-programmer $(MCU) erase --force
else