MCU_VARIANT = MCXN947 MCU_CORE = MCXN947_cm33_core0 PORT ?= 1 CFLAGS += -DCPU_MCXN947VDF_cm33_core0 JLINK_DEVICE = MCXN947_M33_0 PYOCD_TARGET = MCXN947 # flash using pyocd flash: flash-jlink