Blackfin USB-LAN EZ-Extender Manual
2-9
USB-LAN EZ-Extender Hardware Reference
IOS[2:0] Switch (SW2.2, SW2.3, SW2.4)
The
IOS[2:0]
bits on the USB-LAN EZ-Extender are directly connected
to the
IOS[2:0]
pins of the LAN91C111 Ethernet processor. These
switches, by default, are set to the
OFF
positions. The pins are used in con-
junction with the
“Serial ROM Enable Switch (SW2.1)”
predefined EEPROM configurations. For more information about the
switches, refer to the SMSC LAN91C111 data sheet.
Table 2-8. SW2.1 Settings
Functionality
SW2.1 Setting
Serial ROM disabled
ON
Serial ROM enabled
OFF (default)
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Summary of Contents for Blackfin EZ-Extender 82-000845-01
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