$(BATCHISP) -hardware usb -device $(MCU) -operation erase f
$(BATCHISP) -hardware usb -device $(MCU) -operation loadbuffer $(BUILD_DIR)/$(TARGET).hex program
$(BATCHISP) -hardware usb -device $(MCU) -operation start reset 0
DFU_PROGRAMMER ?= dfu-programmer
$(BATCHISP) -hardware usb -device $(MCU) -operation erase f
$(BATCHISP) -hardware usb -device $(MCU) -operation loadbuffer $(BUILD_DIR)/$(TARGET).hex program
$(BATCHISP) -hardware usb -device $(MCU) -operation start reset 0
DFU_PROGRAMMER ?= dfu-programmer