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ADM5120
Product Overview
1.3 Block
Diagram
embedded data buffer
Arbitor/memory control
/ BIST
internal memory bus
SW-ARM
DMA
embedded
link table
Arbitor/ link control / BIST
AHB
MIPS 4Kc
with MMU
multi-port
memory controller
SD
RA
M
fl
ash memory
bridge
UART
i/f
UA
R
T
embedded
MC table
APB
port
DMA
TX/RX
MAC
TP
10/100
auto
MDIX
PHY
DSP
port
DMA
TX/RX
MAC
TP
10/100
auto
MDIX
PHY
DSP
port
DMA
TX/RX
MAC
TP
10/100
auto
MDIX
PHY
DSP
port
DMA
TX/RX
MAC
TP
10/100
auto
MDIX
PHY
DSP
port
DMA
TX/RX
MAC
TP
10/100
auto
MDIX
PHY
DSP
port
DMA
TX/RX
GMAC
GMII
/M
II
exte
rn
al
chip-select
PCI
bridge
PC
I b
us
UART
i/f
UA
RT
USB
host
US
B
US
B
embedded
addr. table
Figure 1-1 ADM5120 Block Diagram
1.4 Abbreviations
AHB
Advance High performance Bus
ALE
Address Latch Enable
AN
Auto-Negotiation
APB
Advanced Peripheral Bus
ASB
Advanced System Bus
ASIC
Application Specific Integrated Circuit
BC
BroadCast
BP
Back
Pressure
BPDU
Bridge Protocol Data Unit
BISS
Build In Self test error Skip
BIST
Build In Self Test
CLK Clock
COL Collision
CoS
Class of Service
CRC
Cyclic Redundancy Check
CRS Carrier
Sense
CSX
Chip Select for external I/O bank0
DFE
Decision Feedback Equalization
ADMtek Inc.
1-3
DMA
Direct Memory Access