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
ADM7008
i
3.1.19
Auto Negotiation and Speed Configuration........................................... 3-13