Chapter 8Frequently Asked Questions

What Do You Want to Know?

This chapter provides answers to frequently asked questions about the Universal Serial Bus.

What Is the Universal Serial Bus?

The USB is a specification developed by PC and telecommunications industry members for attaching peripheral devices to the PC. The USB allows computer peripherals to be attached to the outside of the computer, thus eliminating the need to install cards into dedicated computer slots and reconfigure the system. The USB is designed to be plug-n-play—there are no dip switches or jumpers to configure. The Universal Serial Bus is a “hot-plug” bus, meaning devices can be attached to it without rebooting the computer. The USB allows up to 127 devices to run at the ...

Get USB Explained now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.