非-pci 单独的-碎片 全部 duplex ethernet 控制
rev.
11/18/2004
页 4
smsc ds – lan91c96i
数据手册
表格 的 内容
chapter 1
一般 描述 .............................................................................................................6
chapter 2
Overview ...............................................................................................................................7
chapter 3
管脚 配置 .............................................................................................................10
3.1
local 总线 vs. pin 需要ments .......................................................................................................13
chapter 4
描述 的 管脚 功能.............................................................................................15
4.1
缓存区 symbols ..................................................................................................................................18
chapter 5
函数的 描述....................................................................................................... 20
5.1
缓存区 记忆...................................................................................................................................21
5.2
中断 structure .............................................................................................................................27
5.3
重置逻辑........................................................................................................................................ 28
5.4
电源 向下逻辑 states .................................................................................................................28
chapter 6
小包装板盒 format 在 缓存区记忆 为 ethernet...............................................................30
chapter 7
寄存器 编排 在 i/o 空间...............................................................................................33
7.1
i/o 空间 进入..............................................................................................................................34
7.2
i/o 空间 registers 描述 ....................................................................................................... 35
7.2.1
bank 选择Register ..............................................................................................................................35
chapter 8
theory 的 运作 ..........................................................................................................59
8.1
典型 流动 的 events 为 transmit (自动 release =0).................................................................. 61
8.2
典型 流动 的 events 为 transmit (自动 release =1)................................................................... 62
8.3
典型 流动 的 events 为 receive .................................................................................................63
8.4
记忆 部分itioning ..........................................................................................................................69
8.5
中断 generation ..........................................................................................................................69
8.6
电源向下 ......................................................................................................................................71
chapter 9
函数的 描述 的 这 blocks................................................................................73
9.1
记忆 management单位................................................................................................................73
9.2
Arbiter................................................................................................................................................73
9.3
总线 接口 .....................................................................................................................................74
9.4
wait state 策略 ...............................................................................................................................74
9.5
arbitration considerations.................................................................................................................75
9.6
dma 块.........................................................................................................................................75
9.7
小包装板盒 号码 fifos.......................................................................................................................76
9.8
csma 块 ......................................................................................................................................77
9.9
网络 在terface .............................................................................................................................. 79
9.10
10base-t ......................................................................................................................................79
9.11
AUI .................................................................................................................................................79
9.12
物理的 接口...........................................................................................................................80
9.13
transmit 功能.........................................................................................................................80
9.14
Transmit驱动器.............................................................................................................................80
9.15
receive functions..........................................................................................................................80
chapter 10
板 建制 信息 ...............................................................................................82
10.1
diagnostic leds............................................................................................................................. 83
10.2
总线 时钟 considerations..............................................................................................................83
chapter 11
运作 描述 ....................................................................................................85
11.1
最大 guaranteed ratings*.....................................................................................................85
11.2
直流 电的 特性 .........................................................................................................86
chapter 12
定时 图解 ............................................................................................................92
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