W89C841F Datasheet, PDF (23/102 Pages) Winbond – 3-IN - 1 10/100M FAST ETHERNET CONTROLLER

5. BLOCK DIAGRAM
W89C841F/D
PCI
long word
aligning buffer
PCI interface
data driver
PCI bus
master
PCI bus slave
controller
configuration
registers
TX FIFO
RX FIFO
receive data
DMA machine
transmit data
DMA machine
control
registers
status
registers
MII
data
buffer
MII
control
signals
Media
Access
Controller
Expansion
ROM
interface
EEPROM
access
interface
Media
XCVR
memory
interface
Figure 2. W89C841F Block Diagram
- 23 -
Publication Release Date: October 18, 2001
Revision A3