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DM9106 の電気的特性と機能
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DM9106のメーカーはDAVICOMです、この部品の機能は「10/100 Mbps 3-port Ethernet Switch Controller」です。 |
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製品の詳細 ( Datasheet PDF )
| 部品番号 DM9106 |
| 部品説明 10/100 Mbps 3-port Ethernet Switch Controller |
| メーカ DAVICOM |
ロゴ |
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DAVICOM Semiconductor, Inc.
DM9106
10/100 Mbps 3-port Ethernet Switch Controller
with PCI Interface
DATA SHEET
Preliminary
Version: DM9106-DS-P01
July 9, 2009
1 Page
DM9106
3-port switch with PCI Interface
6.1.6 Memory Mapped Base Address (xxxxxx14H - PCIMEM).................................................................... 21
6.1.7 Subsystem Identification (xxxxxx2cH - PCISID).................................................................................. 22
6.1.8 Capabilities Pointer (xxxxxx34H - Cap _Ptr) ....................................................................................... 22
6.1.9 Interrupt & Latency Configuration (xxxxxx3cH - PCIINT) .................................................................... 22
6.1.10 Device Specific Configuration Register (xxxxxx40H- PCIUSR) ........................................................ 22
6.1.11 Power Management Register (xxxxxx50H~PCIPMR) ....................................................................... 23
6.1.12 Power Management Control/Status (xxxxxx54H~PMCSR)............................................................... 24
6.2 PCI CONTROL AND STATUS REGISTERS (CR) ................................................................................................ 25
6.2.1 System Control Register (CR0) ........................................................................................................... 26
6.2.2 Transmit Descriptor Poll Demand (CR1) ............................................................................................. 26
6.2.3 Receive Descriptor Poll Demand (CR2) .............................................................................................. 26
6.2.4 Receive Descriptor Base Address (CR3) ............................................................................................ 27
6.2.5 Transmit Descriptor Base Address (CR4) ........................................................................................... 27
6.2.6 Network Status Report Register (CR5) ............................................................................................... 27
6.2.7 Network Operation Mode Register (CR6)............................................................................................ 29
6.2.8 Interrupt Mask Register (CR7)............................................................................................................. 31
6.2.9 Reserved (CR8) ................................................................................................................................... 32
6.2.10 Management Access Register (CR9) ................................................................................................ 32
6.2.11 Reserved (CR10) ............................................................................................................................... 33
6.2.12 Reserved (CR11) ............................................................................................................................... 33
6.2.13 Reserved (CR12) ............................................................................................................................... 33
6.2.14 (Reserved CR13) ............................................................................................................................... 33
6.2.15 (Reserved CR14) ............................................................................................................................... 33
6.2.16 Checksum Offload Control Register (CR15) ..................................................................................... 33
6.12.17 Switch Control Register (CR16)....................................................................................................... 33
6.2.18 Per Port Index Register (CR17)......................................................................................................... 34
6.2.19 Per Port Control Register (CR18) ...................................................................................................... 34
6.2.20 Per Port Status Data Register (CR19) ............................................................................................ 37
6.2.21 Per Port VLAN Tag Byte Register (CR20)......................................................................................... 39
6.2.22 Per Port MIB counter Index Register (CR21).................................................................................. 40
6.2.23 MIB counter Data Register (CR22).................................................................................................... 41
6.2.24 VLAN priority Map Register (CR23)................................................................................................... 41
6.2.25 Ethernet Address Data 1,2 Register (CR22,CR23)...................................................................... 42
6.2.26 Port-based VLAN mapping table register 0 (CR24) .......................................................................... 42
Preliminary datasheet
DM9106-DS-P01
July 9, 2009
3
3Pages
DM9106
3-port switch with PCI Interface
9.3.4 Management Interface - Read Frame Structure.................................................................................. 78
9.3.5 Management Interface - Write Frame Structure .................................................................................. 78
9.4 INTERNAL PHY FUNCTIONS ............................................................................................................................ 79
9.4.1 100Base-TX Operation ........................................................................................................................ 79
9.4.1.1 4B5B Encoder................................................................................................................................... 79
9.4.1.2 Scrambler.......................................................................................................................................... 79
9.4.1.3 Parallel to Serial Converter............................................................................................................... 79
9.4.1.4 NRZ to NRZI Encoder....................................................................................................................... 79
9.4.1.5 MLT-3 Converter............................................................................................................................... 79
9.4.1.6 MLT-3 Driver ..................................................................................................................................... 79
9.4.1.7 4B5B Code Group ............................................................................................................................ 80
9.4.2 100Base-TX Receiver.......................................................................................................................... 81
9.4.2.1 Signal Detect..................................................................................................................................... 81
9.4.2.2 Adaptive Equalization ....................................................................................................................... 81
9.4.2.3 MLT-3 to NRZI Decoder ................................................................................................................... 81
9.4.2.4 Clock Recovery Module.................................................................................................................... 81
9.4.2.5 NRZI to NRZ ..................................................................................................................................... 81
9.4.2.6 Serial to Parallel................................................................................................................................ 81
9.4.2.7 Descrambler...................................................................................................................................... 81
9.4.2.8 Code Group Alignment ..................................................................................................................... 82
9.4.2.9 4B5B Decoder................................................................................................................................... 82
9.4.3 10Base-T Operation ............................................................................................................................ 82
9.4.4 Collision Detection ............................................................................................................................... 82
9.4.5 Carrier Sense....................................................................................................................................... 82
9.4.6 Auto-Negotiation .................................................................................................................................. 82
9.5 AUTO MDIX HP AUTO-MDIX FUNCTIONAL DESCRIPTION ............................................................................... 82
10. DC AND AC ELECTRICAL CHARACTERISTICS......................................................... 84
10.1 ABSOLUTE MAXIMUM RATINGS .................................................................................................................. 84
10.2 OPERATING CONDITIONS ........................................................................................................................ 84
10.3 DC ELECTRICAL CHARACTERISTICS........................................................................................................ 85
10.3 AC CHARACTERISTICS ................................................................................................................................. 86
10.3.1 PCI Clock Specifications Timing........................................................................................................ 86
10.3.2 Power On Reset Timing..................................................................................................................... 86
6 Preliminary datasheet
DM9106-DS-P01
July 9, 2009
6 Page
合計 : 30 ページ |
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