29f1:33f2 — Avalon USB2IIC Converter

This is the USB identifier for a Avalon USB2IIC Converter manufactured by Canaan Creative Co., Ltd. The vendor ID 29f1 is registered to Canaan Creative Co., Ltd with the USB Implementers Forum, and 33f2 is the product ID that Canaan Creative Co., Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 29f1:33f2 Canaan Creative Co., Ltd Avalon USB2IIC Converter.

Linux

$ lsusb
Bus 001 Device 004: ID 29f1:33f2 Canaan Creative Co., Ltd Avalon USB2IIC Converter

You can filter directly with lsusb -d 29f1:33f2, or get the full descriptor dump with lsusb -v -d 29f1:33f2. Kernel messages from dmesg show the same pair as idVendor=29f1, idProduct=33f2.

Windows

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

USB\VID_29F1&PID_33F2
USB\VID_29F1&PID_33F2&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_29F1&PID_33F2"

macOS

$ system_profiler SPUSBDataType
    Avalon USB2IIC Converter:
      Product ID: 0x33f2
      Vendor ID: 0x29f1  (Canaan Creative Co., Ltd)

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:

29f1  Canaan Creative Co., Ltd
	33f2  Avalon USB2IIC Converter

• 29f1:33f1 Avalon nano 1.0
• 29f1:33f3 Avalon nano 2.0
• 29f1:40f1 Avalon4 mini

See all 4 devices from Canaan Creative Co., Ltd →