RTL8100B datasheet(3/66 Pages) REALTEK | SINGLE-CHIP 10/100MBPS ETHERNET CONTROLLER WITH POWER MANAGEMENT

Part #	RTL8100B

Description	SINGLE-CHIP 10/100MBPS ETHERNET CONTROLLER WITH POWER MANAGEMENT

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Manufacturer	REALTEK [Realtek Semiconductor Corp.]

Direct Link	https://www.realtek.com/en/

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RTL8100B(L)

Datasheet

Single-Chip 10/100 Ethernet Controller w/Power Management

iii

Track ID: JATR-1076-21 Rev. 1.5

Table of Contents

1.

GENERAL DESCRIPTION...............................................................................................................1

2.

FEATURES ..........................................................................................................................................2

3.

SYSTEM APPLICATIONS................................................................................................................2

4.

PIN ASSIGNMENTS ..........................................................................................................................2

4.1.

PACKAGE IDENTIFICATION (100-PIN QFP) .............................................................................2

4.2.

PACKAGE IDENTIFICATION (100-PIN LQFP)...........................................................................3

5.

PIN DESCRIPTIONS .........................................................................................................................4

5.1.

POWER MANAGEMENT/ISOLATION INTERFACE.......................................................................4

5.2.

PCI INTERFACE.......................................................................................................................4

5.3.

EEPROM INTERFACE.............................................................................................................6

5.4.

POWER PINS............................................................................................................................6

5.5.

LED INTERFACE .....................................................................................................................6

5.6.

ATTACHMENT UNIT INTERFACE..............................................................................................7

5.7.

TEST AND OTHER PINS ...........................................................................................................7

6.

REGISTER DESCRIPTIONS............................................................................................................8

6.1.

RECEIVE STATUS REGISTER IN RX PACKET HEADER ............................................................10

6.2.

TRANSMIT STATUS REGISTER ...............................................................................................11

6.3.

ERSR: EARLY RX STATUS REGISTER...................................................................................12

6.4.

COMMAND REGISTER ...........................................................................................................12

6.5.

INTERRUPT MASK REGISTER ................................................................................................13

6.6.

INTERRUPT STATUS REGISTER..............................................................................................13

6.7.

TRANSMIT CONFIGURATION REGISTER.................................................................................14

6.8.

RECEIVE CONFIGURATION REGISTER....................................................................................16

6.9.

9346CR: 93C46 COMMAND REGISTER.................................................................................18

6.10.

CONFIG 0: CONFIGURATION REGISTER 0............................................................................19

6.11.

CONFIG 1: CONFIGURATION REGISTER 1............................................................................20

6.12.

MEDIA STATUS REGISTER.....................................................................................................21

6.13.

CONFIG 3: CONFIGURATION REGISTER3.............................................................................22

6.14.

CONFIG 4: CONFIGURATION REGISTER4.............................................................................23

6.15.

MULTIPLE INTERRUPT SELECT REGISTER .............................................................................24

6.16.

PCI REVISION ID ..................................................................................................................24

6.17.

TRANSMIT STATUS OF ALL DESCRIPTORS (TSAD) REGISTER ..............................................24

6.18.

BASIC MODE CONTROL REGISTER........................................................................................25

6.19.

BASIC MODE STATUS REGISTER...........................................................................................26

6.20.

AUTO-NEGOTIATION ADVERTISEMENT REGISTER ................................................................26

6.21.

AUTO-NEGOTIATION LINK PARTNER ABILITY REGISTER .....................................................27

6.22.

AUTO-NEGOTIATION EXPANSION REGISTER.........................................................................28

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