ACR1281U-C4 (BSI)
USB ID 072f:0901 · Advanced Card Systems, Ltd
| Vendor | Advanced Card Systems, Ltd |
|---|---|
| Vendor ID | 072f |
| Device ID | 0901 |
| Windows hardware ID | USB\VID_072F&PID_0901 |
| Linux modalias | usb:v072Fp0901 |
| Linux driver | no driver with exact ID |
Frequently asked questions
Which device has USB ID 072f:0901?
USB ID 072f:0901 is “ACR1281U-C4 (BSI)” made by Advanced Card Systems, Ltd (vendor ID 072f, device ID 0901).
Which Linux driver supports ACR1281U-C4 (BSI)?
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 ACR1281U-C4 (BSI) is in my computer?
On Linux, lsusb -d 072f:0901 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as USB\VID_072F&PID_0901.
How do I see which driver is currently in use?
lsusb -t prints the device tree with the bound driver (Driver=…) for each interface.