Download of USB IO Board 2.0 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program lies within System Utilities, more precisely Device Assistants.
The following versions: 2.0 and 1.0 are the most frequently downloaded ones by the program users. The program's installer is commonly called USB IO Board.exe. The actual developer of the free software is Electronics-DIY. You can install this free PC software on Windows XP/Vista/7/8/10/11 32-bit. We recommend checking the downloaded files with any free antivirus.
From the developer:
This software application is a serial port emulation that allows you to control the USB IO Board.USB IO Board Controller will also show you COM port of USB IO Board so that will save you the trip (and time) to Device Manager to find out USB IO Board COM port number.
You may want to check out more software, such as io.js, Textbox io or USB Drive AntiVirus, which might be related to USB IO Board.