USB_VID = 0x239A USB_PID = 0x8068 USB_PRODUCT = "PYB LR Nano V2" USB_MANUFACTURER = "MicroPython Chinese Community" USB_DEVICES = "CDC,MSC" SPI_FLASH_FILESYSTEM = 1 EXTERNAL_FLASH_DEVICE_COUNT = 1 EXTERNAL_FLASH_DEVICES = W25Q64JV_IQ LONGINT_IMPL = MPZ MCU_SERIES = m4 MCU_VARIANT = stm32f4 MCU_SUB_VARIANT = stm32f411xe MCU_PACKAGE = 48 CMSIS_MCU = STM32F411xE LD_FILE = boards/STM32F411VETx_FLASH.ld