Usb Device-vid-1f3a-pid-efe8- Windows 11 May 2026
| Field | Value |
|-------|-------|
| VID | 1F3A |
| PID | EFE8 |
| USB Class | Likely Vendor-Specific (0xFF) |
| Chipset | Cypress CY7C68013A (FX2LP) |
| Common Products | Saleae Logic (older), DSLogic Basic/Plus, USBee AX/DX/ZX |
Note: VID
1F3Ais not publicly registered to a single well-known vendor in the official USB-IF list, but it is strongly associated with open-source hardware tool vendors and logic analyzer manufacturers (e.g., Saleae historically used this for FX2LP-based products before moving to custom hardware). usb device-vid-1f3a-pid-efe8- windows 11
The frustration with VID_1F3A&PID_EFE8 stems from a protocol mismatch. | Field | Value | |-------|-------| | VID
When you plug a modern smartphone or tablet into a Windows PC, it usually identifies itself as MTP (Media Transfer Protocol) or PTP, allowing you to drag and drop files. However, Allwinner chips often boot into a proprietary FEL Mode (Flash Mode) or a specialized debugging state that predates modern Windows standards. Note: VID 1F3A is not publicly registered to
Windows 11 sees the USB connection and knows something is there, but the handshake fails. It queries the device, receives a response it doesn't understand (the Allwinner proprietary format), and promptly categorizes it as "Unknown Device."
Windows 11 enforces driver signature enforcement (more strict than Win10).
Recommendation: Use WinUSB + open-source software (PulseView/Sigrok) to avoid unsigned driver issues.