HHKB-Classic
USB ID 04fe:0020 · PFU, Ltd
| Vendor | PFU, Ltd |
|---|---|
| Vendor ID | 04fe |
| Device ID | 0020 |
| Windows hardware ID | USB\VID_04FE&PID_0020 |
| Linux modalias | usb:v04FEp0020 |
| Linux driver | no driver with exact ID |
Frequently asked questions
Which device has USB ID 04fe:0020?
USB ID 04fe:0020 is “HHKB-Classic” made by PFU, Ltd (vendor ID 04fe, device ID 0020).
Which Linux driver supports HHKB-Classic?
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 HHKB-Classic is in my computer?
On Linux, lsusb -d 04fe:0020 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as USB\VID_04FE&PID_0020.
How do I see which driver is currently in use?
lsusb -t prints the device tree with the bound driver (Driver=…) for each interface.