USB_VID = 0x239A USB_PID = 0x8032 USB_PRODUCT = "Grand Central M4 Express" USB_MANUFACTURER = "Adafruit Industries LLC" CHIP_VARIANT = SAMD51P20A CHIP_FAMILY = samd51 QSPI_FLASH_FILESYSTEM = 1 EXTERNAL_FLASH_DEVICES = "W25Q64JVxQ, GD25Q64C" LONGINT_IMPL = MPZ CIRCUITPY_SDIOIO = 1