DM9103 データシートの表示（PDF） - Davicom Semiconductor, Inc.
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DM9103 Datasheet PDF : 89 Pages
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DM9103
3-port switch with PCI Interface
6.2.29 TOS Priority Map Register 0 (CR28)......................................................................................................... 40
6.2.30 TOS Priority Map Register 1 (CR29)......................................................................................................... 40
6.2.31 TOS Priority Map Register 2 (CR30)......................................................................................................... 41
6.2.32 TOS Priority Map Register 3 (CR31)......................................................................................................... 41
6.3 Descriptor List..................................................................................................................................... 42
6.3.1 Receive Descriptor Format ......................................................................................................................... 42
6.3.1.1 Receive Status Register (RDES0)......................................................................................................... 42
6.3.1.2 Receive Descriptor Control and Buffer Size Register (RDES1)............................................................. 42
6.3.1.3 Buffer Starting Address Register (RDES2) ............................................................................................ 43
6.3.1.4 Next descriptor Address Register (RDES3)........................................................................................... 43
6.3.2 Transmit Descriptor Format ........................................................................................................................ 43
6.3.2.1 Transmit Status Register (TDES0) ........................................................................................................ 43
6.3.2.2 Transmit buffer control and buffer size Register (TDES1) ..................................................................... 44
6.3.2.4 Next descriptor Address Register (TDES3) ........................................................................................... 44
7. PCI MODE EEPROM FORMAT ..................................................................................... 45
8. PHY REGISTERS .......................................................................................................... 47
8.1 Basic Mode Control Register (BMCR) – 00H ..................................................................................... 48
8.2 Basic Mode Status Register (BMSR) – 01H....................................................................................... 49
8.3 PHY ID Identifier Register #1 (PHYID1) – 02H .................................................................................. 50
8.4 PHY ID Identifier Register #2 (PHYID2) – 03H .................................................................................. 50
8.5 Auto-negotiation Advertisement Register (ANAR) – 04H................................................................... 51
8.6 Auto-negotiation Link Partner Ability Register (ANLPAR) – 05H ....................................................... 52
8.7 Auto-negotiation Expansion Register (ANER)- 06H........................................................................... 53
8.8 DAVICOM Specified Configuration Register (DSCR) – 10H.............................................................. 53
8.9 DAVICOM Specified Configuration and Status Register (DSCSR) – 11H......................................... 55
8.10 10BASE-T Configuration/Status (10BTCSR) – 12H ........................................................................ 56
8.11 Power Down Control Register (PWDOR) – 13H .............................................................................. 57
8.12 (Specified config) Register – 14H..................................................................................................... 57
8.13 DAVICOM Specified Receive Error Counter Register (RECR) – 16H ............................................. 58
8.14 DAVICOM Specified Disconnect Counter Register (DISCR) – 17H ................................................ 58
9. FUNCTIONAL DESCRIPTION....................................................................................... 59
9.1 PCI Bus Buffer Management.............................................................................................................. 59
4
Preliminary datasheet
DM9103-DS-P02
September 26, 2007
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