MCU_SERIES = m4 MCU_VARIANT = nrf52 MCU_SUB_VARIANT = nrf52840 SOFTDEV_VERSION ?= 6.0.0-6.alpha LD_FILE = boards/feather52840/bluefruit_nrf52840_s140_6.0.0.ld BOOTLOADER_FILENAME = boards/feather52840/bootloader/feather52840_bootloader_6.0.0_s140_single NRF_DEFINES += -DNRF52840_XXAA ifeq ($(OS),Windows_NT) NRFUTIL = ../../lib/nrfutil/binaries/win32/nrfutil.exe else NRFUTIL = nrfutil endif CFLAGS += -DADAFRUIT_FEATHER52840 ifeq ($(SD), ) INC += -Idrivers/bluetooth/s140_$(MCU_VARIANT)_$(SOFTDEV_VERSION)/s140_$(MCU_SUB_VARIANT)_$(SOFTDEV_VERSION)_API/include INC += -Idrivers/bluetooth/s140_$(MCU_VARIANT)_$(SOFTDEV_VERSION)/s140_$(MCU_SUB_VARIANT)_$(SOFTDEV_VERSION)_API/include/$(MCU_VARIANT) endif 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 --sd-req 0xFFFE --dev-type 0x0052 --application $(BUILD)/$(OUTPUT_FILENAME).hex $(BUILD)/dfu-package.zip dfu-flash: @:$(call check_defined, SERIAL, example: SERIAL=/dev/ttyUSB0) $(NRFUTIL) --verbose dfu serial --package $(BUILD)/dfu-package.zip -p $(SERIAL) -b 115200 boot-flash: nrfjprog --program $(BOOTLOADER_FILENAME).hex -f nrf52 --chiperase --reset