Hardware Reference
In-Depth Information
Chapter 6
USB
The USB port has become ubiquitous in the digital world, allowing the use of a large
choice of peripherals. The Model B Raspberry Pi supports two USB 2 ports, and the Model
A just one.
This chapter briefly examines some power considerations associated with USB
support and powered hubs. The remainder of this chapter examines the device driver
interface available to the Raspbian Linux developer. Figure
6-1
serves as a chapter
reference schematic of the Raspberry USB interface.
Figure 6-1.
USB interface
