DM9008C 데이터 시트보기 (PDF) - Davicom Semiconductor, Inc.
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DM9008C Datasheet PDF : 52 Pages
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DM9008C
Ethernet Controller with General Processor Interface
8.2 Basic Mode Status Register (BMSR) - 01................................................................................................... 29
8.3 PHY ID Identifier Register #1 (PHYID1) - 02 .............................................................................................. 30
8.4 PHY ID Identifier Register #2 (PHYID2) - 03 .............................................................................................. 30
8.5 Auto-negotiation Advertisement Register (ANAR) - 04 ............................................................................... 30
8.6 Auto-negotiation Link Partner Ability Register (ANLPAR) – 05 ................................................................... 31
8.7 Auto-negotiation Expansion Register (ANER)- 06 ...................................................................................... 32
8.8 DAVICOM Specified Configuration Register (DSCR) - 16.......................................................................... 32
8.9 DAVICOM Specified Configuration and Status Register (DSCSR) - 17 ..................................................... 33
8.10 10BASE-T Configuration/Status (10BTCSR) - 18..................................................................................... 34
8.11 Power down Control Register (PWDOR) - 19 ........................................................................................... 35
8.12 (Specified config) Register – 20 ................................................................................................................ 35
9. Functional Description .................................................................................................... 37
9.1 Host Interface .............................................................................................................................................. 37
9.2 Direct Memory Access Control.................................................................................................................... 37
9.3 Packet Transmission ................................................................................................................................... 37
9.4 Packet Reception ........................................................................................................................................ 37
9.5 10Base-T Operation .................................................................................................................................... 38
9.6 Collision Detection ...................................................................................................................................... 38
9.7 Carrier Sense .............................................................................................................................................. 38
9.8 Auto-Negotiation.......................................................................................................................................... 38
9.9 Power Reduced Mode................................................................................................................................. 39
9.9.1 Power down Mode ............................................................................................................................... 39
9.9.2 Reduced Transmit Power Mode .......................................................................................................... 39
10. DC and AC Electrical Characteristics .......................................................................... 40
10.1 Absolute Maximum Ratings ( 25°C ) ......................................................................................................... 40
10.1.1 Operating Conditions ......................................................................................................................... 40
10.2 DC Electrical Characteristics (VDD = 3.3V).............................................................................................. 40
10.3 AC Electrical Characteristics & Timing Waveforms .................................................................................. 40
10.3.1 Oscillator/Crystal Timing .................................................................................................................... 40
10.3.2 Power On Reset Timing..................................................................................................................... 41
10.3.3 Processor I/O Read Timing................................................................................................................ 42
10.3.4 Processor I/O Write Timing................................................................................................................ 43
10.3.5 EEPROM Interface Timing................................................................................................................. 44
11. Application Notes........................................................................................................... 45
11.1 Network Interface Signal Routing.............................................................................................................. 45
11.2 10Base-T Auto MDIX Application .............................................................................................................. 45
Preliminary
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Version: DM9008C-13-DS-P01
January 15, 2008
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