DM9003 데이터 시트보기 (PDF) - Davicom Semiconductor, Inc.

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DM9003

10/100 Mbps 2-port Ethernet Switch Controller with General Processor Interface

Davicom Semiconductor, Inc. 

DM9003

2-port Switch with Processor Interface

CONTENT

1. GENERAL DESCRIPTION............................................................................................... 9

2. BLOCK DIAGRAM........................................................................................................... 9

3. FEATURES .................................................................................................................... 10

4. PIN CONFIGURATION : 64 PIN LQFP.......................................................................... 11

5. PIN DESCRIPTION ........................................................................................................ 12

5.1 Processor Bus interface ............................................................................................................................... 12

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

5.3 LED Pins ......................................................................................................................................................... 13

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

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

5.6 Miscellaneous Pins ....................................................................................................................................... 14

5.7 Power Pins ..................................................................................................................................................... 14

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

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

6.1 Network Control Register (00H) ................................................................................................................... 17

6.2 Network Status Register (01H)..................................................................................................................... 17

6.3 TX Control Register (02H)............................................................................................................................. 18

6.4 RX Control Register (05H) ............................................................................................................................ 18

2

Preliminary datasheet

DM9003-15-DS-P05

April 9, 2009

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