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DM9000BIEP Datasheet(PDF) 2 Page - Davicom Semiconductor, Inc. |
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DM9000BIEP Datasheet(HTML) 2 Page - Davicom Semiconductor, Inc. |
2 / 56 page DM9000BI Industrial-grade Ethernet Controller with General Processor Interface Preliminary 2 Version: DM9000BI-13-DS-P02 January 17, 2008 Content 1. General Description........................................................................................................... 6 2. Block Diagram.................................................................................................................... 6 3. Features.............................................................................................................................. 7 4. Pin Configuration............................................................................................................... 8 4.1 (16-bit mode) ................................................................................................................................................. 8 4.2 (8-bit mode) ................................................................................................................................................... 9 5. Pin Description ................................................................................................................ 10 5.1 Processor Interface ..................................................................................................................................... 10 5.1.1 8-bit mode pins......................................................................................................................................... 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 6.1 Network Control Register (00H) .................................................................................................................. 14 6.2 Network Status Register (01H).................................................................................................................... 15 6.3 TX Control Register (02H)........................................................................................................................... 15 6.4 TX Status Register I ( 03H ) for packet index I............................................................................................ 15 6.5 TX Status Register II ( 04H ) for packet index I I......................................................................................... 16 6.6 RX Control Register ( 05H ) ........................................................................................................................ 16 6.7 RX Status Register ( 06H ).......................................................................................................................... 16 6.8 Receive Overflow Counter Register ( 07H )................................................................................................ 17 6.9 Back Pressure Threshold Register (08H) ................................................................................................... 17 6.10 Flow Control Threshold Register ( 09H ) .................................................................................................. 17 6.11 RX/TX Flow Control Register ( 0AH )........................................................................................................ 18 6.12 EEPROM & PHY Control Register ( 0BH ) ............................................................................................... 18 6.13 EEPROM & PHY Address Register ( 0CH ).............................................................................................. 18 6.14 EEPROM & PHY Data Register (EE_PHY_L:0DH EE_PHY_H:0EH) ................................................. 18 |
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