Usb - Device-vid-1f3a-pid-efe8- Windows 11 [verified]

The hardware identifier USB\VID_1F3A&PID_EFE8 refers to an Allwinner Technology (a low-level flashing/recovery state). This mode is commonly encountered when connecting Android tablets, development boards (like Orange Pi), or even certain smart home appliances to a computer for firmware updates or system recovery. Essay: Understanding and Managing Allwinner FEL Mode on Windows 11 The appearance of "USB Device(VID_1f3a_PID_efe8)" in Windows 11 Device Manager signifies that a connected device is in a specific maintenance state known as FEL mode. Managed by Allwinner Technology, this mode is not for standard data transfer but is a "bootloader" state used for low-level system interactions, such as flashing new operating system images or recovering "bricked" hardware. DeviceHunt 1. The Nature of VID 1F3A and PID EFE8 In the USB ecosystem, every device is identified by a Vendor ID (VID) and a Product ID (PID). : Assigned to Allwinner Technology , a Chinese semiconductor company known for producing System-on-Chips (SoCs) used in budget tablets and IoT devices. : Specifically identifies the sunxi SoC OTG connector while it is in FEL/flashing mode. DeviceHunt If you see this ID, your device has likely been triggered to enter recovery—either by holding a specific physical button during startup or through a software command. 2. Driver Challenges on Windows 11 Windows 11 often lacks a native, signed driver for this specific mode because FEL mode is intended for specialized developer tools rather than general consumer use. Users frequently encounter this device listed under "Other Devices" with a yellow exclamation mark, indicating it is "unknown" to the system. 3. How to Install Drivers on Windows 11 To interact with the device (e.g., using tools like or Livesuit), you must manually associate a driver with it. Topic: Error USBdevice(vid-1f3a-PID-efe8) @ AskWoody 7 Oct 2016 —

Finding an unknown "USB Device VID_1F3A PID_EFE8" in your Windows 11 Device Manager typically points to a device using an Allwinner Technology or VIA Technologies chipset. Most commonly, this hardware ID corresponds to Allwinner-based tablets or smartphones connected in "FEL mode" (a recovery/flashing mode) or certain USB 3.0 hubs and card readers . Understanding the Hardware ID Every USB device uses a unique identifier to tell Windows which driver to load: VID (Vendor ID): 1F3A – Primarily assigned to Allwinner Technology . PID (Product ID): EFE8 – Often associated with the USBIO Device or recovery interfaces for Allwinner-based devices. How to Fix the "Unknown Device" on Windows 11 If your system shows this device with a yellow exclamation mark, follow these steps to resolve the issue: 1. Identify the Actual Device Before installing drivers, determine what is physically plugged in. If you have an Android tablet, e-reader, or a specialized USB hub connected, that is likely the culprit. 2. Install the Driver Manually Windows 11 may not automatically find a driver for this legacy ID. You can attempt a manual installation: Right-click the Start button and select Device Manager . Locate the entry for USB Device(VID_1f3a_PID_efe8) (usually under Universal Serial Bus controllers or Other devices ). Right-click the device and select Update driver . Choose "Browse my computer for drivers" . If you have downloaded a driver package (e.g., from Driver Scape or DriverIdentifier ), point the wizard to that folder. 3. Common Fixes for "Device Descriptor Request Failed" If the device says "Descriptor Request Failed," it might be a power or port issue rather than a driver problem:

This is a detailed report regarding the USB device with Vendor ID (VID) 1F3A and Product ID (PID) EFE8 as it relates to Windows 11 .

1. Executive Summary

Device Identification: USB\VID_1F3A&PID_EFE8 Most Likely Device: Oscilloscope / Logic Analyzer – specifically devices based on the EZ-USB FX2LP (Cypress/Infineon) chipset, such as:

Saleae Logic (older models: Logic 8, Logic 16) DreamSourceLab DSLogic series Other FX2LP-based open-source logic analyzers (e.g., USBee, clones)

Windows 11 Behavior: Requires driver installation. Not natively recognized by Windows Update for full functionality. usb device-vid-1f3a-pid-efe8- windows 11

2. Device Identification & Manufacturer | 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 1F3A is 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).

3. Windows 11 Behavior When plugged into a clean Windows 11 system: Managed by Allwinner Technology, this mode is not

Device Manager shows:

Unknown device (yellow bang) under “Other devices” Hardware IDs: USB\VID_1F3A&PID_EFE8