1e29:0101 — CPX Adapter
Festo AG & Co. KG
- Vendor ID
- 1e29
- Product ID
- 0101
- Combined
- 1e29:0101
- Decimal
- 7721:257
What is this device?
This is the USB identifier for a CPX Adapter manufactured by Festo AG & Co. KG. The vendor ID 1e29 is registered to Festo AG & Co. KG with the USB Implementers Forum, and 0101 is the product ID that Festo AG & Co. KG assigned to this particular model. When you run lsusb on Linux, this device appears as 1e29:0101 Festo AG & Co. KG CPX Adapter.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 1e29:0101 Festo AG & Co. KG CPX Adapter
You can filter directly with lsusb -d 1e29:0101, or get the full descriptor dump with lsusb -v -d 1e29:0101. Kernel messages from dmesg show the same pair as idVendor=1e29, idProduct=0101.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_1E29&PID_0101 USB\VID_1E29&PID_0101&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1E29&PID_0101"
macOS
$ system_profiler SPUSBDataType
CPX Adapter:
Product ID: 0x0101
Vendor ID: 0x1e29 (Festo AG & Co. KG)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:
1e29 Festo AG & Co. KG 0101 CPX Adapter