03eb:2ff9 — at90usb646/647 DFU bootloader
Atmel Corp.
- Vendor ID
- 03eb
- Product ID
- 2ff9
- Combined
- 03eb:2ff9
- Decimal
- 1003:12281
What is this device?
This is the USB identifier for a at90usb646/647 DFU bootloader manufactured by Atmel Corp.. The vendor ID 03eb is registered to Atmel Corp. with the USB Implementers Forum, and 2ff9 is the product ID that Atmel Corp. assigned to this particular model. When you run lsusb on Linux, this device appears as 03eb:2ff9 Atmel Corp. at90usb646/647 DFU bootloader.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 03eb:2ff9 Atmel Corp. at90usb646/647 DFU bootloader
You can filter directly with lsusb -d 03eb:2ff9, or get the full descriptor dump with lsusb -v -d 03eb:2ff9. Kernel messages from dmesg show the same pair as idVendor=03eb, idProduct=2ff9.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_03EB&PID_2FF9 USB\VID_03EB&PID_2FF9&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_03EB&PID_2FF9"
macOS
$ system_profiler SPUSBDataType
at90usb646/647 DFU bootloader:
Product ID: 0x2ff9
Vendor ID: 0x03eb (Atmel Corp.)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. Atmel Corp. official support →
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
03eb Atmel Corp. 2ff9 at90usb646/647 DFU bootloader