AMD 4.4.5 Switch User Manual

AMD Confidential
User Manual November 21
, 2008
84 Chapter 7: Device Configuration
7.8 PCA9548 SMB Device
The PCA9548 is an 8-channel System Management Bus (SMB) switch.
The PCA9548 has one input port and eight output ports, as well as a programmable
interface that directs the switch which output port to forward messages to.
Initialization and Reset State
The PCA9548 has the input value specified in its configuration dialog window.
Contents of a BSD
The PCA9548 saves its SMB base address and input pin value.
Configuration Options
Figure 7-15: PCA9548 SMB Configuration Properties Dialog
The PCA9548 allows you to set its SMB base address.