USB_VID = 0x239A USB_PID = 0x8026 USB_PRODUCT = "Feather M4 Express" USB_MANUFACTURER = "Adafruit Industries LLC" CHIP_VARIANT = SAMD51J19A CHIP_FAMILY = samd51 QSPI_FLASH_FILESYSTEM = 1 EXTERNAL_FLASH_DEVICES = GD25Q16C LONGINT_IMPL = MPZ CIRCUITPY_VECTORIO = 1 CIRCUITPY__EVE = 1