DM9103 datasheet(2/89 Pages) DAVICOM

2 / 89 page

DM9103

3-port switch with PCI Interface

Preliminary datasheet

DM9103-DS-P02

September 26, 2007

GENERAL DESCRIPTION............................................................................................... 8

BLOCK DIAGRAM........................................................................................................... 8

FEATURES ...................................................................................................................... 9

PIN CONFIGURATION : 128 PIN LQFP........................................................................ 10

PIN DESCRIPTION ........................................................................................................ 11

5.1 PCI Bus interface................................................................................................................................ 11

5.2 P2 MII / RMII / Reverse MII Interfaces ............................................................................................... 12

5.2.1 MII Interfaces .............................................................................................................................................. 12

5.2.2 RMII Interfaces............................................................................................................................................ 13

5.2.3 Reverse MII Interfaces ................................................................................................................................ 13

5.3 EEPROM Interfaces ........................................................................................................................... 13

5.4 LED Pins............................................................................................................................................. 14

5.5 Clock Interface.................................................................................................................................... 14

5.6 Network Interface ............................................................................................................................... 14

5.7 Miscellaneous Pins............................................................................................................................. 15

5.8 Power Pins ......................................................................................................................................... 15

5.9 Strap pins table................................................................................................................................... 16

5.9.1 Strap pin in 3-port mode.............................................................................................................................. 16

5.9.2 strap pin in 2-port mode .............................................................................................................................. 16

REGISTER SET ............................................................................................................. 17

6.1 PCI Configuration Registers............................................................................................................... 17

6.1.1 Identification ID (xxxxxx00H - PCIID) .......................................................................................................... 18

6.1.2 Command & Status (xxxxxx04H - PCICS) .................................................................................................. 18

6.1.3 Revision ID (xxxxxx08H - PCIRV) ............................................................................................................... 19

6.1.4 Miscellaneous Function (xxxxxx0cH - PCILT)............................................................................................. 20

6.1.5 I/O Base Address (xxxxxx10H - PCIIO) ...................................................................................................... 20

6.1.6 Memory Mapped Base Address (xxxxxx14H - PCIMEM)............................................................................ 20

6.1.7 Subsystem Identification (xxxxxx2cH - PCISID).......................................................................................... 21

DM9103 Datasheet(PDF) 2 Page - Davicom Semiconductor, Inc.

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