DM9000A

www.DataSheet4U.com DM9000A Ethernet Controller with General Processor Interface DAVICOM Semiconductor, Inc. DM9000A Ethernet Controller with General Processor Interface DATA SHEET Preliminary Version: DM9000A-DS-P03 Apr. 21, 2005 Preliminary Version: DM9000A-DS-P03 Apr. 21, 2005 1 DM9000A Ethernet Controller with General Processor Interface Content 1. General Description………………………………………………………….…………………..………………6 2. Block Diagram …………………………………………………………………………….………………………6 3. Feature…………………………………………………………………………………….…….……………………7 4. Pin Configuration…………………………………………………………………………………………………8 4.1 Pin Configuration I: 16-bit mode……..………………………….……..……………………………………………8 4.2 Pin Configuration II: 8-bit mode…………..…………………………………………………………………………9 5. Pin Description……………………………………………………………………………………………………10 5.1 Processor Interface…..…………………………………………………………………………...…………………10 5.1.1 8-bit mode …….………………………………………………………………..…………………………………10 5.2 EEPROM Interface……………………………………………………………………………………………….…11 5.3 Clock Interface………………………………………………………………………………………………………11 5.4 LED Interface……………………………………………………….………….……………………………………11 5.5 10/100 PHY/Fiber………………………………………………….…..……………………………………………11 5.6 Miscellaneous………………………………………….…………………….………………………………………12 5.7 Power Pins………………………………………………………………………………………………..…………12 5.8 strap pins table ……………………………………………………………………………….…….…..……….…..12 6. Vendor Control and Status Register Set………………………………………………..…………………13 6.1Network Control Register (00H)…………………………………………………………………....……....