參數(shù)資料
型號： GT-48002A
廠商： Galileo Technology Services, LLC
英文描述： Switched Fast Ethernet Controller for 100BaseX(100BaseX交換式快速以太網(wǎng)控制器)
中文描述： 交換式快速以太網(wǎng)控制器（100BaseX交換式快速以太網(wǎng)控制器的100BaseX）
文件頁數(shù)： 37/102頁
文件大小： 1001K
代理商： GT-48002A
GT-48002A Switched Fast Ethernet Controller
4
Revision 1.2
12.12 Back-pressure ........................................................................................................................................ 52
12.13 VLAN Tagging Support .......................................................................................................................... 53
13. MII Management Interface (SMI)....................................................................................... 54
13.1
SMI Cycles ............................................................................................................................................ 54
13.1.1 SMI Timing Requirements....................................................................................................... 54
13.2
Link Detection and Link Detection Bypass (ForceLinkPass*) ............................................................... 56
14. Network Management Support ........................................................................................ 57
14.1 Repeater MIB and PCI Counters ........................................................................................................... 57
14.2 Station-to-Station Connectivity Matrix .................................................................................................... 57
14.2.1 Data Structure Format............................................................................................................. 58
14.3 Monitoring (Sniffer) Mode ....................................................................................................................... 59
14.4 Spanning Tree Support .......................................................................................................................... 59
14.5 Broadcast Storm Filtering ....................................................................................................................... 59
15. HP-EASE Packet Sampling Technology ......................................................................... 60
15.1 HP EASE Technology Overview ............................................................................................................ 60
15.2 EASE Functionality on the GT-48002A .................................................................................................. 61
15.3 Ease_Register ........................................................................................................................................ 61
15.4 EASE Interrupts ...................................................................................................................................... 61
15.5 Sampled Packet Indication ..................................................................................................................... 62
15.6 Error Source Indications ......................................................................................................................... 63
15.7 Enabling/Disabling EASE Functionality .................................................................................................. 64
15.8 Interaction With Other GT-48002A Features .......................................................................................... 64
16. DRAM Interface and Usage .............................................................................................. 65
17. LED Support ...................................................................................................................... 65
17.1 Led Indications Interface Description ..................................................................................................... 65
17.2 Detailed LED Signal Description ............................................................................................................ 65
17.2.1 Primary Port Status LED ......................................................................................................... 65
17.2.1.1 Primary Port Status LED in Mode 0: (LEDMode input is LOW) ............................. 66
17.2.1.2 Status LED blink timing (Mode 0) ........................................................................... 66
17.2.1.3 Primary Port Status LED (Mode 1): (LEDMode input is HIGH).............................. 66
17.2.2 Transmit data in progress ....................................................................................................... 67
17.2.3 Receive data in progress ........................................................................................................ 67
17.2.4 Collision active ........................................................................................................................ 67
17.2.5 Full/Half duplex ....................................................................................................................... 67
17.2.6 Receive Buffer Full.................................................................................................................. 67
17.2.7 Forwarding of unknown packets enabled................................................................................ 67
17.2.8 The port is configured as Sniffer ............................................................................................. 67
17.2.9 Link Fail State ......................................................................................................................... 67
17.2.10 Partition State.......................................................................................................................... 68
17.2.11 Secondary Port Status LED .................................................................................................... 68
17.2.12 Pure Port Status LED.............................................................................................................. 68
17.3 LED Signals Timing Type ....................................................................................................................... 68
17.3.1 Static LED Signals .................................................................................................................. 68
17.3.2 Dynamic Internal Signals: ....................................................................................................... 68
17.4 Serial LED Interface Description ............................................................................................................ 68
17.4.1
Table of Internal Activities/Status Driven via the Serial LED Interface.................................. 69
17.5 Parallel LED Interface Description ......................................................................................................... 70
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