29f1:40f1 Avalon4 mini

Canaan Creative Co., Ltd

Vendor ID
29f1
Product ID
40f1
Combined
29f1:40f1
Decimal
10737:16625

What is this device?

This is the USB identifier for a Avalon4 mini manufactured by Canaan Creative Co., Ltd. The vendor ID 29f1 is registered to Canaan Creative Co., Ltd with the USB Implementers Forum, and 40f1 is the product ID that Canaan Creative Co., Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 29f1:40f1 Canaan Creative Co., Ltd Avalon4 mini.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 29f1:40f1 Canaan Creative Co., Ltd Avalon4 mini

You can filter directly with lsusb -d 29f1:40f1, or get the full descriptor dump with lsusb -v -d 29f1:40f1. Kernel messages from dmesg show the same pair as idVendor=29f1, idProduct=40f1.

Windows

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

USB\VID_29F1&PID_40F1
USB\VID_29F1&PID_40F1&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_29F1&PID_40F1"

macOS

$ system_profiler SPUSBDataType
    Avalon4 mini:
      Product ID: 0x40f1
      Vendor ID: 0x29f1  (Canaan Creative Co., Ltd)

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:

29f1  Canaan Creative Co., Ltd
	40f1  Avalon4 mini

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