The original name of USB was the Intelligent Peripheral Interface and it was developed in 1994 by Intel, Compaq, IBM and Microsoft to solve the conflicts of the complicated and non standard interfaces. As technology advances and the demand for its application also rises, there has been progress in the kind of USB’s available on the market. With the change in the USB technology from the initial USB 1.0 to the current USB 3.1 or the USB Type-C the rate of transfer, functions, and the compatibility of its usage has stunningly increased. From the evolution of terms USB has slowly garnished itself with famous names. Here are the Functions of USB − 

1. Data transfer

2. Device connection

3. Charging

4. Extended functions

 

For more read - https://perfectio.net/usb-to-usb-c/