0a5c:217f BCM2045B (BDC-2.1)

Broadcom Corp.

Vendor ID
0a5c
Product ID
217f
Combined
0a5c:217f
Decimal
2652:8575

What is this device?

This is the USB identifier for a BCM2045B (BDC-2.1) manufactured by Broadcom Corp.. The vendor ID 0a5c is registered to Broadcom Corp. with the USB Implementers Forum, and 217f is the product ID that Broadcom Corp. assigned to this particular model. When you run lsusb on Linux, this device appears as 0a5c:217f Broadcom Corp. BCM2045B (BDC-2.1).

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 0a5c:217f Broadcom Corp. BCM2045B (BDC-2.1)

You can filter directly with lsusb -d 0a5c:217f, or get the full descriptor dump with lsusb -v -d 0a5c:217f. Kernel messages from dmesg show the same pair as idVendor=0a5c, idProduct=217f.

Windows

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

USB\VID_0A5C&PID_217F
USB\VID_0A5C&PID_217F&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0A5C&PID_217F"

macOS

$ system_profiler SPUSBDataType
    BCM2045B (BDC-2.1):
      Product ID: 0x217f
      Vendor ID: 0x0a5c  (Broadcom Corp.)

Driver help

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.

Raw usb.ids entry

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

0a5c  Broadcom Corp.
	217f  BCM2045B (BDC-2.1)

More from Broadcom Corp.