MB86977 Datasheet, PDF (8/30 Pages) Fujitsu Component Limited. – IP PACKET FORWARDING ENGINE

MB86977
s BLOCK DIAGRAM
(LAN 0.1 D.M.Z. WAN)
RMI/MII x 4
SMI I/F
MAC Block
For D.M.Z., WAN
MAC TX/RX
unit
SMI block
Lookup block
MAC control unit
L2 lookup
table
Switch block
Host I/F block
FEF
engine
Receive/
transmit
buffer
MAC DATA Bus : 64 bit
MAC Control Bus
Host I/F Data Bus : 32 bit
Host I/F Control Bus
SRAM I/F
8