ACR122U
USB ID 072f:2200 · Advanced Card Systems, Ltd
| Vendor | Advanced Card Systems, Ltd |
|---|---|
| Vendor ID | 072f |
| Device ID | 2200 |
| Windows hardware ID | USB\VID_072F&PID_2200 |
| Linux modalias | usb:v072Fp2200 |
| Linux driver | pn533_usb |
Frequently asked questions
Which device has USB ID 072f:2200?
USB ID 072f:2200 is “ACR122U” made by Advanced Card Systems, Ltd (vendor ID 072f, device ID 2200).
Which Linux driver supports ACR122U?
In Linux kernel 6.12 the device is bound to the driver pn533_usb (source under drivers/nfc/pn533). The driver is normally loaded automatically when the device is detected.
How do I check whether ACR122U is in my computer?
On Linux, lsusb -d 072f:2200 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as USB\VID_072F&PID_2200.
How do I see which driver is currently in use?
lsusb -t prints the device tree with the bound driver (Driver=…) for each interface.