Functional Description
ATCA-F140 Installation and Use (6806800M67H
)
88
4.10.1 82571EB Dual Gigabit Ethernet MAC/PHY
The Intel 82571EB is a PCI Express based single-chip dual Gigabit Ethernet MAC controller with
integrated PHY and SerDes cores. Controller 0 is routed to the AMC-to-Base cross-connect on
update channels (0:1). Controller 1 is routed to the AMC-to-Fabric cross-connect on update
channels (3:4).
The 82571EB uses an external SPI flash device to store configuration data, MAC addresses, etc.
An Atmel AT25128B device is used for this purpose.
4.10.2 Channel Cross-Connect
The base and fabric channel cross-connect scheme using the 82571EB is shown in the figures
below
Figure 4-4
Base Channel Cross-Connect
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Содержание 6806800M67H
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