Vid 346d Pid 5678
A unique 4-digit hexadecimal code assigned by the USB Implementers Forum (USB-IF) to a specific company or manufacturer. It ensures that no two companies share the same ID.
USB to TTL converters for UART communication.
Use a tool like ChipGenius to confirm the exact controller and Flash ID (FID). vid 346d pid 5678
If you see this ID in your , here is what it typically means:
In the dropdown menu, shift the File System from to exFAT . Leave the allocation unit size at its default setting. Click Start and allow the cycle to finish. A unique 4-digit hexadecimal code assigned by the
Identifies the hardware manufacturer (often associated with SinoWealth or generic Chinese controllers). Product ID (PID) Identifies the specific product model or controller family. Mass Storage Standard USB flash drive or card reader interface. Are you trying to recover data from this device or fix a "not recognized" error on a specific piece of hardware?
If your system displays this ID alongside a yellow warning triangle in Device Manager, follow these steps to resolve the issue: Step 1: Force a Hardware Rescan Press Windows Key + X and select . Click on any item in the list. Use a tool like ChipGenius to confirm the
If you are working with a device sporting these IDs, use the following tools to verify its health and internal specs: ChipGenius : This is the standard utility
| Specification | Reported Value | | :--- | :--- | | | USB Mass Storage Device (Teclast CoolFlash) | | USB Version | USB 2.10 / USB 3.2 (Supports high speed) | | Controller Vendor | FirstChip (一芯) | | Controller Model | FC1179, FC3379 | | Flash Memory | Intel SLC or Micron TLC | | Write Speed | Generally performs slowly, often failing to exceed 30-40 MB/s |
When troubleshooting a device that isn't working properly or checking why a flash drive is running slowly, understanding these hardware identifiers is the first step toward fixing the issue. What Does VID 346d PID 5678 Mean?
A lookup of these specific identifiers reveals their origin: