USB_VID = 0x239A USB_PID = 0x802A USB_PRODUCT = "nRF52840-MDK" USB_MANUFACTURER = "makerdiary" MCU_CHIP = nrf52840 QSPI_FLASH_FILESYSTEM = 1 EXTERNAL_FLASH_DEVICE_COUNT = 1 EXTERNAL_FLASH_DEVICES = "MX25R6435F"