Usb Device Id Vid 14cd Pid 1212- Access

This report details the identification, technical specifications, and known issues associated with the USB device identified by Vendor ID (VID) 14cd Product ID (PID) 1212 1. Device Identification Manufacturer (Vendor): (also identified as Moai Electronics Corporation in some databases). Product Name: microSD Card Reader (commonly model Device Type: USB 2.0 Mass Storage Device. devicehunt.com 2. Technical Specifications The device is a low-cost, compact microSD card reader often used as a portable bridge between microSD cards and standard USB ports. Interface: USB 2.0 High-Speed. Hardware Class: Mass Storage Device (08h). Power Consumption: Typically operates at a maximum current of Unique Serial Numbers: Many of these devices use a generic or placeholder serial number (e.g., 121220160204 ), which can occasionally cause conflicts if multiple identical units are plugged into the same system. unix.stackexchange.com 3. Usage & Performance Based on community data from NirSoft's USB Speed Tests , performance varies significantly depending on the microSD card inserted: Sequential Read Speed: Typically ranges from 15 MB/s to 30 MB/s Sequential Write Speed: Highly dependent on the card class (e.g., Class 4 vs. Class 10), often averaging 5 MB/s to 12 MB/s for standard cards. File Handling: Performance drops sharply when transferring many small files compared to single large files. usbspeed.nirsoft.net 4. Known Issues & Troubleshooting Users have documented several recurring issues with this specific hardware: groups.google.com USB Flash Drive Speed Tests - VID = 14cd, PID = 1212 - NirSoft

Decoding the USB Device ID: VID 14CD PID 1212 – What It Is, Why It Appears, and How to Fix Driver Issues If you have ever ventured into the Device Manager on Windows or run a hardware diagnostic tool like lsusb on Linux, you may have stumbled upon a cryptic string of characters: VID_14CD&PID_1212 . For the average user, this alphanumeric code looks like a random error. For technicians and enthusiasts, it tells a complete story about a specific piece of hardware hiding inside (or connected to) your computer. In this deep-dive article, we will explore exactly what the USB device ID "VID 14CD PID 1212" represents, which manufacturer it belongs to, the common devices that use it, why Windows might flag it with a yellow exclamation mark, and step-by-step solutions to resolve driver problems.

Part 1: Understanding USB Device IDs (VID & PID) Before we dissect "14CD" and "1212", it is crucial to understand the standard that governs USB identification. Every USB device—whether a mouse, keyboard, webcam, or storage drive—contains a special descriptor burned into its firmware. This descriptor includes two critical identifiers:

VID (Vendor ID): A 16-bit number assigned by the USB Implementers Forum (USB-IF) to a specific manufacturer. No two companies share the same VID. PID (Product ID): A 16-bit number assigned by the manufacturer to a specific product line or model. Usb Device Id Vid 14cd Pid 1212-

When you see VID_14CD&PID_1212 , Windows is literally saying: "I see a device from Vendor 0x14CD carrying Product 0x1212 ." The Role of Drivers The operating system uses VID/PID pairs to match the hardware with the correct driver ( .inf file on Windows, kernel module on Linux). If the OS does not recognize this pair, it defaults to a generic driver or marks the device as "Unknown."

Part 2: Who Owns VID 14CD and PID 1212? Let’s cut to the chase. Which company manufactures a device with VID 14CD? According to the official USB ID database (maintained by the linux-usb.org project and Microsoft), VID 14CD is registered to:

Super Top

Super Top: A Brief Profile Super Top is a Chinese manufacturer specializing in low-cost USB hubs, memory card readers, IDE/SATA adapters, and various bridge controllers. They are not a household name like Logitech or SanDisk, but their silicon appears inside dozens of rebranded products sold on Amazon, eBay, AliExpress, and in discount electronics stores. The PID 1212 – Which Device is This? Looking up PID 1212 within the Super Top vendor ID reveals: | Field | Value | | :--- | :--- | | VID | 14CD | | PID | 1212 | | Device Name | SD-MMC Card Reader (or Generic USB 2.0 Card Reader) | | Common Type | Mass Storage Device (Multimedia Card Reader) | | USB Version | 2.0 Full Speed (often 12 Mbps) | So, VID 14CD PID 1212 almost always points to a generic, multi-format memory card reader . This reader typically supports:

SD (Secure Digital) SDHC (High Capacity) MMC (MultiMediaCard) Sometimes MicroSD (via adapter)

In some older firmware revisions, the same PID is also used for very basic USB 2.0 to IDE bridge controllers for connecting old hard drives. devicehunt

Part 3: Why Is This Device ID Showing Up on My Computer? You may see "VID_14CD&PID_1212" in several scenarios: Scenario A: You Plugged In a Cheap Card Reader You bought a $5 USB card reader from a gas station or online retailer. It has no brand logo. Internally, it uses a Super Top controller chip. When you connect it, Windows detects the hardware IDs but might not find a certified driver automatically. Scenario B: It is Embedded Inside Your Laptop or All-in-One PC Some budget laptops (especially older Acer, Lenovo, and HP models) use Super Top chips to drive their built-in multimedia card reader slot. Instead of a Realtek or Genesys Logic reader, the OEM saved costs with Super Top. Scenario C: Windows Update or Driver Corruption Initially, the device worked fine. Then, after a Windows update or a system restore, it started showing as an "Unknown USB Device (Device Descriptor Request Failed)" or with a yellow triangle. The driver database entry for 14CD:1212 got corrupted. Scenario D: Linux or macOS System Info Linux users running lsusb will see a line like: Bus 001 Device 003: ID 14cd:1212 Super Top SD MMC Reader

On macOS, the System Information tool under USB will show "Card Reader" with the vendor ID "0x14CD".