MCU_SERIES = m4 MCU_VARIANT = nrf52 MCU_SUB_VARIANT = nrf52832 SOFTDEV_VERSION ?= 2.0.1 LD_FILE = boards/feather52/custom_nrf52832_dfu_app_$(SOFTDEV_VERSION).ld BOOTLOADER_PKG = boards/feather52/bootloader/feather52_bootloader_$(SOFTDEV_VERSION)_s132_single.zip NRF_DEFINES += -DNRF52832_XXAA CFLAGS += -DADAFRUIT_FEATHER52 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 boot-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) nrfutil dfu serial --package $(BUILD)/dfu-package.zip -p $(SERIAL) -b 115200 boot-flash: @:$(call check_defined, SERIAL, example: SERIAL=/dev/ttyUSB0) nrfutil dfu serial --package $(BOOTLOADER_PKG) -p $(SERIAL) -b 115200