1457:511b — SMDK2440 u-boot usbtty CDC ACM mode

This is the USB identifier for a SMDK2440 u-boot usbtty CDC ACM mode manufactured by First International Computer, Inc.. The vendor ID 1457 is registered to First International Computer, Inc. with the USB Implementers Forum, and 511b is the product ID that First International Computer, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 1457:511b First International Computer, Inc. SMDK2440 u-boot usbtty CDC ACM mode.

Linux

$ lsusb
Bus 001 Device 004: ID 1457:511b First International Computer, Inc. SMDK2440 u-boot usbtty CDC ACM mode

You can filter directly with lsusb -d 1457:511b, or get the full descriptor dump with lsusb -v -d 1457:511b. Kernel messages from dmesg show the same pair as idVendor=1457, idProduct=511b.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_1457&PID_511B
USB\VID_1457&PID_511B&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1457&PID_511B"

macOS

$ system_profiler SPUSBDataType
    SMDK2440 u-boot usbtty CDC ACM mode:
      Product ID: 0x511b
      Vendor ID: 0x1457  (First International Computer, Inc.)

Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.

The exact lines this page is generated from, in the upstream source file:

1457  First International Computer, Inc.
	511b  SMDK2440 u-boot usbtty CDC ACM mode

• 1457:5117 OpenMoko Neo1973 kernel usbnet (g_ether, CDC Ethernet) mode
• 1457:5118 OpenMoko Neo1973 Debug board (V2+)
• 1457:5119 OpenMoko Neo1973 u-boot cdc_acm serial port
• 1457:511a HXD8 u-boot usbtty CDC ACM Mode
• 1457:511c SMDK2443 u-boot usbtty CDC ACM mode
• 1457:511d QT2410 u-boot usbtty CDC ACM mode
• 1457:5120 OpenMoko Neo1973 u-boot usbtty generic serial
• 1457:5121 OpenMoko Neo1973 kernel mass storage (g_storage) mode

See all 12 devices from First International Computer, Inc. →