User`s guide

Blackfin USB-LAN EZ-Extender 1-1
1 USB-LAN EZ-EXTENDER
INTERFACES
This chapter provides the setup procedures for both the Blackfin
USB-LAN EZ-Extender and EZ-KIT Lite (ADSP-BF533, ADSP-BF537
or ADSP-BF561) and describes each of the interfaces the extender
supports.
The information is presented in the following order.
• “USB-LAN EZ-Extender Setup” on page 1-1
• “USB 2.0 Interface” on page 1-3
• “Ethernet Interface” on page 1-4
• “Optional ADSP-BF537 EZ-KIT Lite Interfaces” on page 1-5
USB-LAN EZ-Extender Setup
It is very important to set up all of the components of the system contain-
ing the USB-LAN EZ-Extender before applying power to that system.
The following procedure is recommended for the correct setup.
Power your system when these steps are completed:
1. Read the applicable design interface section in this chapter—the
text provides an overview of the capabilities of the interface.
2. Read “System Architecture” on page 2-2 to understand the physical
connections of the extension board. For detailed information, refer
to “USB-LAN EZ-Extender Schematic” on page B-1.