1cf1:0022 — deUSB level shifter
Dresden Elektronik
- Vendor ID
- 1cf1
- Product ID
- 0022
- Combined
- 1cf1:0022
- Decimal
- 7409:34
What is this device?
This is the USB identifier for a deUSB level shifter manufactured by Dresden Elektronik. The vendor ID 1cf1 is registered to Dresden Elektronik with the USB Implementers Forum, and 0022 is the product ID that Dresden Elektronik assigned to this particular model. When you run lsusb on Linux, this device appears as 1cf1:0022 Dresden Elektronik deUSB level shifter.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 1cf1:0022 Dresden Elektronik deUSB level shifter
You can filter directly with lsusb -d 1cf1:0022, or get the full descriptor dump with lsusb -v -d 1cf1:0022. Kernel messages from dmesg show the same pair as idVendor=1cf1, idProduct=0022.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_1CF1&PID_0022 USB\VID_1CF1&PID_0022&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1CF1&PID_0022"
macOS
$ system_profiler SPUSBDataType
deUSB level shifter:
Product ID: 0x0022
Vendor ID: 0x1cf1 (Dresden Elektronik)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:
1cf1 Dresden Elektronik 0022 deUSB level shifter