The USB-IF is a Special Interest Groups (SIGs) that maintains the Official USB Specification, test specifications and tools. Migration to USB is recommended for all peripheral devices that use legacy ports such as PS/2, serial, and parallel ports. Universal Serial Bus (USB) provides an expandable, hot-pluggable Plug and Play serial interface that ensures a standard, low-cost connection for peripheral devices such as keyboards, mice, joysticks, printers, scanners, storage devices, modems, and video conferencing cameras.
