DM8203

2-port switch with MII / RMII Interface

2

Preliminary datasheet

DM8203-15-DS-P05

October 23, 2008

CONTENT

1.

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

2.

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

3.

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

4.

PIN CONFIGURATION .................................................................................................. 10

5.

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

5.1 P2 MII / RMII / Reverse MII Interfaces....................................................................................................................... 11

5.1.1 MII Interfaces ......................................................................................................................................................... 11

5.1.2 RMII Interfaces ...................................................................................................................................................... 11

5.1.3 Reverse MII Interfaces ......................................................................................................................................... 12

5.2 EEPROM Interfaces....................................................................................................................................................... 12

5.3 LED Pins.......................................................................................................................................................................... 12

5.4 Clock Interface................................................................................................................................................................ 13

5.5 Network Interface........................................................................................................................................................... 13

5.6 Miscellaneous Pins.......................................................................................................................................................... 13

5.7 Power Pins ....................................................................................................................................................................... 13

5.8 Strap pins table ............................................................................................................................................................... 14

6.

CONTROL AND STATUS REGISTER SET................................................................... 15

6.1 EEPROM & PHY Control Register (0BH) .................................................................................................................. 16