1b52:2101 FXMC Neural Network Controller

ARH Inc.

Vendor ID
1b52
Product ID
2101
Combined
1b52:2101
Decimal
6994:8449

What is this device?

This is the USB identifier for a FXMC Neural Network Controller manufactured by ARH Inc.. The vendor ID 1b52 is registered to ARH Inc. with the USB Implementers Forum, and 2101 is the product ID that ARH Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 1b52:2101 ARH Inc. FXMC Neural Network Controller.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 1b52:2101 ARH Inc. FXMC Neural Network Controller

You can filter directly with lsusb -d 1b52:2101, or get the full descriptor dump with lsusb -v -d 1b52:2101. Kernel messages from dmesg show the same pair as idVendor=1b52, idProduct=2101.

Windows

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

USB\VID_1B52&PID_2101
USB\VID_1B52&PID_2101&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1B52&PID_2101"

macOS

$ system_profiler SPUSBDataType
    FXMC Neural Network Controller:
      Product ID: 0x2101
      Vendor ID: 0x1b52  (ARH Inc.)

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:

1b52  ARH Inc.
	2101  FXMC Neural Network Controller

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