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Ethernet Communication Module
Figure 63: Ethernet Communication module block diagram
Ethernet MAC
The Ethernet MAC includes a full function 10/100 Mbps Media Access Controller
(MAC), station address filtering logic (SAL), statistic collection module (STAT), and
two software-selectable PHY interfaces — MII and RMII. Figure 64 shows the Ethernet
MAC module block diagram, with its associated hierarchy. Table 202 describes the
module’s features.
Ethernet
MAC
Ethernet Front End
Ethernet PHY
TX RX
Transmit
Receive
Flow Control
Host Interface
Hash Table
SYSTEM BUS
MGMT