XR2280x I2C Controller
USB ID 04e2:1100 · Exar Corp.
| Vendor | Exar Corp. |
|---|---|
| Vendor ID | 04e2 |
| Device ID | 1100 |
| Windows hardware ID | USB\VID_04E2&PID_1100 |
| Linux modalias | usb:v04E2p1100 |
| Linux driver | no driver with exact ID |
Frequently asked questions
Which device has USB ID 04e2:1100?
USB ID 04e2:1100 is “XR2280x I2C Controller” made by Exar Corp. (vendor ID 04e2, device ID 1100).
Which Linux driver supports XR2280x I2C Controller?
Linux kernel 6.12 lists no driver for this exact ID. Most USB devices (keyboards, mice, storage, webcams, audio) still work through generic class drivers such as usbhid, usb-storage, uvcvideo or snd-usb-audio. Overview of device classes and their drivers
How do I check whether XR2280x I2C Controller is in my computer?
On Linux, lsusb -d 04e2:1100 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as USB\VID_04E2&PID_1100.
How do I see which driver is currently in use?
lsusb -t prints the device tree with the bound driver (Driver=…) for each interface.