MCU_SERIES = m4
MCU_VARIANT = nrf52
MCU_SUB_VARIANT = nrf52832
SOFTDEV_VERSION = 2.0.1

LD_FILE = boards/feather52/custom_nrf52832_dfu_app.ld

NRF_DEFINES += -DNRF52832_XXAA

.PHONY: dfu-gen dfu-flash

dfu-gen:
	nrfutil dfu genpkg --dev-type 0x0052 --application $(BUILD)/$(OUTPUT_FILENAME).hex $(BUILD)/dfu-package.zip

dfu-flash:
	sudo nrfutil dfu serial --package $(BUILD)/dfu-package.zip -p /dev/ttyACM3

MCU_SERIES = m4
MCU_VARIANT = nrf52
MCU_SUB_VARIANT = nrf52832
SOFTDEV_VERSION = 2.0.1

LD_FILE = boards/feather52/custom_nrf52832_dfu_app.ld

NRF_DEFINES += -DNRF52832_XXAA


check_defined = \
    $(strip $(foreach 1,$1, \
    $(call __check_defined,$1,$(strip $(value 2)))))
__check_defined = \
    $(if $(value $1),, \
    $(error Undefined make flag: $1$(if $2, ($2))))

.PHONY: dfu-gen dfu-flash

dfu-gen:
	nrfutil dfu genpkg --dev-type 0x0052 --application $(BUILD)/$(OUTPUT_FILENAME).hex $(BUILD)/dfu-package.zip

dfu-flash:
	@:$(call check_defined, SERIAL, example: SERIAL=/dev/ttyUSB0)
	sudo nrfutil dfu serial --package $(BUILD)/dfu-package.zip -p $(SERIAL)

Add SERIAL makeflag if dfu-flash target is used.
nrf5/boards/feather52: Add SERIAL makeflag if dfu-flash target is used.
