ADMtek Inc.
V1.0
Table of Contents
Chapter 1 Product Overview........................................................................................1-1
1.1
1.2
1.3
1.4
1.5
Overview..........................................................................................................1-1
Features............................................................................................................1-2
Block Diagram.................................................................................................1-3
Abbreviations...................................................................................................1-3
Conventions .....................................................................................................1-5
Data Lengths............................................................................................1-5
Register Type Descriptions......................................................................1-5
Pin Type Descriptions..............................................................................1-5
1.5.1
1.5.2
1.5.3
Chapter 2 Interface Description...................................................................................2-1
2.1
2.2
Pin Diagram .....................................................................................................2-1
Pin Description.................................................................................................2-2
Twisted Pair Interface, 32 pins................................................................2-2
Ground and Power, 20 pins.....................................................................2-2
Mode Setting ............................................................................................2-2
Clock Input Select ....................................................................................2-2
Clock Input, 3 pins...................................................................................2-3
RMII/SMII Interface, 48 pins...................................................................2-3
ATPG Signals, 2 pins.............................................................................2-16
Reset Pin ................................................................................................2-16
Control Signals, 3 pins...........................................................................2-16
2.2.1
2.2.2
2.2.3
2.2.4
2.2.5
2.2.6
2.2.7
2.2.8
2.2.9
2.2.10
2.2.11
2.2.12
LED Interface, 2 pins.............................................................................2-17
Regulator Control, 2 pins ......................................................................2-17
Digital Power/Ground, 13 pins..............................................................2-17
Chapter 3 Function Description ...................................................................................3-1
3.1
3.1.1
10/100M PHY Block .......................................................................................3-2
100Base-X Module...................................................................................3-2
100Base-TX Receiver...............................................................................3-2
100Base-TX Transmitter..........................................................................3-7
100Base-FX Receiver...............................................................................3-7
100Base-FX Transmitter..........................................................................3-8
10Base-T Module.....................................................................................3-8
Operation Modes .....................................................................................3-8
Manchester Encoder/Decoder .................................................................3-8
Transmit Driver and Receiver .................................................................3-9
3.1.2
3.1.3
3.1.4
3.1.5
3.1.6
3.1.7
3.1.8
3.1.9
3.1.10
3.1.11
3.1.12
3.1.13
3.1.14
3.1.15
3.1.16
3.1.17
3.1.18
3.1.19
Smart Squelch ..........................................................................................3-9
Carrier Sense ...........................................................................................3-9
Collision Detection ................................................................................3-10
Jabber Function.....................................................................................3-10
Link Test Function .................................................................................3-10
Automatic Link Polarity Detection ........................................................3-11
Clock Synthesizer...................................................................................3-11
Cable Broken Auto Detection ................................................................3-11
Auto Negotiation....................................................................................3-12
Auto Negotiation and Speed Configuration...........................................3-13
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