![]() ![]() This string will be displayed in the Device Manager whenever the USB product is connected to the PC. The Product String is a text string used to describe the product.It is not allowed to use a random PID under the Silicon Labs VID, nor to use a PID assigned to a different company. To use a Silicon Labs VID, you must be issued a custom PID directly from Silicon Labs. If a Silicon Labs USB device is used in a product, it is permissible for a company to use their own VID or a Silicon Labs VID. Product IDs are normally used to distinguish between different products under a single VID - this is at the discretion of the vendor. The Product IDs are assigned and maintained by the vendor who owns the VID.The Vendor ID is obtained from USB.org and requires a yearly fee to maintain.This guide provides a step-by-step process for finalizing your CP210x or USB microcontroller (MCU) product.Įach USB device attached to a USB host must have a unique Vendor ID (VID), Product ID (PID) and Serial String combination in order to function properly. ![]()
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