82545GM Просмотр технического описания (PDF) - Intel

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Компоненты Описание

производитель

82545GM

Gigabit Ethernet Controller

Intel 

Networking Silicon — 82545GM

Contents

1.0

Introduction......................................................................................................................... 1

1.1 Document Scope................................................................................................... 2

1.2 Reference Documents........................................................................................... 2

1.3 Product Code ........................................................................................................ 3

2.0

Additional 82545GM Features............................................................................................ 5

2.1 PCI ........................................................................................................................ 5

2.2 MAC Specific......................................................................................................... 5

2.3 PHY Specific ......................................................................................................... 5

2.4 Host Offloading...................................................................................................... 5

2.5 Manageability ........................................................................................................ 6

2.6 Additional Device................................................................................................... 6

2.7 Technology............................................................................................................ 7

3.0

Signal Descriptions.............................................................................................................9

3.1 Signal Type Definitions.......................................................................................... 9

3.2 PCI Bus Interface .................................................................................................. 9

3.2.1 PCI Address, Data and Control Signals ................................................. 10

3.2.2 Arbitration Signals .................................................................................. 11

3.2.3 Interrupt Signal ....................................................................................... 11

3.2.4 System Signals....................................................................................... 12

3.2.5 Error Reporting Signals .......................................................................... 12

3.2.6 Power Management Signals .................................................................. 12

3.2.7 Impedance Compensation Signals......................................................... 13

3.2.8 SMB Signals........................................................................................... 13

3.3 EEPROM Interface Signals ................................................................................. 13

3.4 Flash Interface Signals........................................................................................ 14

3.5 Miscellaneous Signals......................................................................................... 14

3.5.1 LED Signals............................................................................................ 14

3.5.2 Software Definable Signals .................................................................... 14

3.6 PHY Signals ........................................................................................................ 15

3.6.1 Crystal Signals ....................................................................................... 15

3.6.2 Analog Signals ....................................................................................... 15

3.7 Serializer / Deserializer (SERDES) Signals ........................................................ 16

3.8 JTAG Test Interface Signals ............................................................................... 16

3.9 Power Supply Connections ................................................................................. 16

3.9.1 Power Support Signals........................................................................... 16

3.9.2 Digital Supplies....................................................................................... 17

3.9.3 Analog Supplies ..................................................................................... 17

3.9.4 Ground and No Connects....................................................................... 17

4.0

Test Port Functionality...................................................................................................... 19

4.1 XOR Testing........................................................................................................ 19

4.1.1 XOR Tree Control and Operation........................................................... 19

4.1.2 Pins Tested ............................................................................................ 20

4.2 Tristate Mode ...................................................................................................... 21

4.2.1 Tristate Mode Control and Operation ..................................................... 21

Datasheet

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