Manual USB-IIRO-16 Family11Chapter 4: USB Address InformationUse the provided driver to access the USB board. This driver will allow you to determine how manysupported USB devices are currently installed, and each device’s type. This information is returned as aVendor ID (VID), Product ID (PID) and Device Index.The board’s VID is “0x1605". See the table for PID to model descriptions.Model Description PID16 Inputs / 16 Relays 0x801016 Inputs 0x801116 Relays 0x80128 Inputs / 8 Relays 0x80144 Inputs / 4 Relays 0x8016Table 4-1: Model Description to PIDThe Device Index is determined by how many of the device you have in your system, and provides a uniqueidentifier allowing you to access a specific board at will.