
ADMtek Inc.
V1.0
Table of Contents
Chapter 1 Product Overview........................................................................................1-1
1.1
Overview..........................................................................................................1-1
1.2
Features............................................................................................................1-2
1.3
Block Diagram.................................................................................................1-3
1.4
Abbreviations...................................................................................................1-3
1.5
Conventions.....................................................................................................1-5
1.5.1
Data Lengths............................................................................................1-5
1.5.2
Register Type Descriptions......................................................................1-5
1.5.3
Pin Type Descriptions..............................................................................1-5
Chapter 2 Interface Description...................................................................................2-1
2.1
Pin Diagram.....................................................................................................2-1
2.2
Pin Description.................................................................................................2-2
2.2.1
Twisted Pair Interface, 32 pins................................................................2-2
2.2.2
Ground and Power, 20 pins.....................................................................2-2
2.2.3
Mode Setting............................................................................................2-2
2.2.4
Clock Input Select....................................................................................2-2
2.2.5
Clock Input, 3 pins...................................................................................2-3
2.2.6
RMII/SMII Interface, 48 pins...................................................................2-3
2.2.7
ATPG Signals, 2 pins.............................................................................2-16
2.2.8
Reset Pin................................................................................................2-16
2.2.9
Control Signals, 3 pins...........................................................................2-16
2.2.10
LED Interface, 2 pins.............................................................................2-17
2.2.11
Regulator Control, 2 pins ......................................................................2-17
2.2.12
Digital Power/Ground, 13 pins..............................................................2-17
Chapter 3 Function Description...................................................................................3-1
3.1
10/100M PHY Block.......................................................................................3-2
3.1.1
100Base-X Module...................................................................................3-2
3.1.2
100Base-TX Receiver...............................................................................3-2
3.1.3
100Base-TX Transmitter..........................................................................3-7
3.1.4
100Base-FX Receiver...............................................................................3-7
3.1.5
100Base-FX Transmitter..........................................................................3-8
3.1.6
10Base-T Module.....................................................................................3-8
3.1.7
Operation Modes .....................................................................................3-8
3.1.8
Manchester Encoder/Decoder.................................................................3-8
3.1.9
Transmit Driver and Receiver .................................................................3-9
3.1.10
Smart Squelch..........................................................................................3-9
3.1.11
Carrier Sense...........................................................................................3-9
3.1.12
Collision Detection................................................................................3-10
3.1.13
Jabber Function.....................................................................................3-10
3.1.14
Link Test Function.................................................................................3-10
3.1.15
Automatic Link Polarity Detection........................................................3-11
3.1.16
Clock Synthesizer...................................................................................3-11
3.1.17
Cable Broken Auto Detection................................................................3-11
3.1.18
Auto Negotiation....................................................................................3-12
3.1.19
Auto Negotiation and Speed Configuration...........................................3-13
ADM7008
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