Atheros AR3012 Bluetooth
USB ID 04ca:300d · Lite-On Technology Corp.
| Vendor | Lite-On Technology Corp. |
|---|---|
| Vendor ID | 04ca |
| Device ID | 300d |
| Windows hardware ID | USB\VID_04CA&PID_300D |
| Linux modalias | usb:v04CAp300D |
| Linux driver | ath3k |
Frequently asked questions
Which device has USB ID 04ca:300d?
USB ID 04ca:300d is “Atheros AR3012 Bluetooth” made by Lite-On Technology Corp. (vendor ID 04ca, device ID 300d).
Which Linux driver supports Atheros AR3012 Bluetooth?
In Linux kernel 6.12 the device is bound to the driver ath3k (source under drivers/bluetooth). The driver is normally loaded automatically when the device is detected.
How do I check whether Atheros AR3012 Bluetooth is in my computer?
On Linux, lsusb -d 04ca:300d shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as USB\VID_04CA&PID_300D.
How do I see which driver is currently in use?
lsusb -t prints the device tree with the bound driver (Driver=…) for each interface.
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