If your device has a CP210x marking:

The 308 driver is thus but rather a Silicon Labs CP210x Universal Windows Driver. CipherLab bundles this driver with their devices—typically on a CD included with the scanner—but the driver’s source is Silicon Labs. This distinction is critical for successful driver acquisition, especially on newer operating systems.

The CipherLab 308 USB Virtual COM Interface is an accessory designed to provide USB connectivity to a wide range of CipherLab products, including the 1000 Series scanners, 8300 Series terminals, and various other legacy devices that traditionally communicate via RS232 serial ports. Rather than being a standalone cable, the 308 is integrated into the interface cable—a controller hub located along the cable that converts RS232 signals into USB-compatible data streams.

By ensuring the proper installation of the , you can continue to use reliable RS232 scanning equipment on modern IT infrastructure.

The is indispensable for modernizing legacy scanning setups. By installing the correct driver and correctly identifying the assigned Virtual COM Port, you can ensure stable and high-speed data transmission between your barcode scanner and your Windows PC.

To ensure proper communication, the driver should ideally be installed connecting the cable to the computer.

If you are still having trouble with your scanner, could you tell me you are using and what error message you see in the device manager? I can help you find a specific solution. Download - CipherLab Download * Mobile Computers. * Scanner.

It acts as a Virtual COM Port (VCP), allowing software designed for serial communication to interact with the USB-connected device. Why Do You Need the Driver?

If you have a CipherLab 308 USB-to-RS232 interface converter, you’ll need the correct driver so your Windows PC can talk to legacy RS232 serial devices through the USB port. This post walks through what the device is, how to install the driver, common troubleshooting steps, and tips for verifying the connection.