麦克雷尔INC 。

KS8993M/ML/MI

图列表

图1.典型的直连电缆连接.......................................................................................................................................24

图2.典型的交叉电缆连接...................................................................................................................................24

图3.自动协商和并联运行.............................................................................................................................25

图4.目的地址查找流程图，第1阶段..............................................................................................................27

图5.目标地址解析流程图，第2阶段........................................................................................................28

图6. 802.1p优先级字段格式..................................................................................................................................................37

图7. KS8993M EEPROM配置时序图............................................................................................................38

图8. SPI写入数据Cycle...............................................................................................................................................................41

图9. SPI读取数据周期...............................................................................................................................................................41

图10. SPI多Write..................................................................................................................................................................41

图11. SPI多Read..................................................................................................................................................................42

图12.环回路径......................................................................................................................................................................43

图13. EEPROM接口输入时序图..........................................................................................................................76

图14. EEPROM接口输出时序图.......................................................................................................................76

图15. SNI输入时序Diagram....................................................................................................................................................77

图16. SNI输出时序Diagram.................................................................................................................................................77

从MII接收数据 - 图17. MAC模式MII时序..............................................................................................................78

图18. MAC模式MII定时 - 数据输入到MII ..........................................................................................................................78

图19. PHY模式MII定时 - 数据从MII接收...............................................................................................................79

图20. PHY模式MII定时 - 数据输入到MII...........................................................................................................................79

图21. SPI输入Timing....................................................................................................................................................................80

图22. SPI输出Timing.................................................................................................................................................................81

图23.复位时序.........................................................................................................................................................................82

128引脚PQFP Package...........................................................................................................................................................................85

表格清单

表1. FX和TX模式选择......................................................................................................................................................21

表2. MDI / MDI -X引脚Definitions........................................................................................................................................................22

表3. MII信号.................................................................................................................................................................................30

表4. SNI信号................................................................................................................................................................................31

表5. MII管理接口的帧格式..............................................................................................................................32

表6.串行管理接口（ SMI ）框架Format................................................................................................................32

表7.上游特殊标记模式格式..............................................................................................................................34

表8. STPID出口规则（交换机端口3 Processor)................................................................................................................34

表9. FID + DA查找在VLAN模式...............................................................................................................................................36

表10. FID + SA查找在VLAN模式.............................................................................................................................................36

表11. KS8993M SPI Connections....................................................................................................................................................40

表12.格式的静态MAC地址表（ 8 Entries)................................................................................................................................66

表13.格式的静态VLAN表（ 16项） ............................................................................................................................68

表14.格式的动态MAC地址表（ 1K项） ........................................................................................................68

表15.格式“每端口” MIB的Counters......................................................................................................................................69

表16.端口1“每端口” MIB计数器间接记忆Offsets................................................................................................70

表17.端口1的“每端口” MIB计数器间接记忆Offsets...............................................................................................71

表18.格式的“所有端口丢弃的数据包” MIB计数器..........................................................................................................71

表19. “所有端口丢弃的数据包” MIB计数器间接内存偏移.................................... ............................................. 71

表20. EEPROM时序参数................................................................................................................................................76

表21. SNI时序参数..........................................................................................................................................................77

表22. MAC模式MII时序参数.......................................................................................................................................78

表23. PHY模式MII时序参数........................................................................................................................................79

表24. SPI输入时序参数................................................................................................................................................80

表25. SPI输出时序参数.............................................................................................................................................81

表26.复位时序参数......................................................................................................................................................82

表27.变压器的选择Criteria..............................................................................................................................................84

表28.合格单端口磁...........................................................................................................................................84

表29.典型的参考晶体特性..........................................................................................................................84

2005年4月

8

M9999-041205