# define the used CPU export CPU = nrf51 export CPU_MODEL = nrf51x22xxaa # define the default port depending on the host OS PORT_LINUX ?= /dev/ttyUSB0 PORT_DARWIN ?= $(firstword $(sort $(wildcard /dev/tty.SLAB_USBtoUART*))) # setup serial terminal include $(RIOTBOARD)/Makefile.include.serial # this board uses openocd include $(RIOTBOARD)/Makefile.include.openocd