数据手册
i
82562g — networking 硅
内容
1.0 介绍.........................................................................................................................1
1.1 Overview ......................................................................................................................1
1.2 References...................................................................................................................1
1.3 产品 代号 .............................................................................................................1
2.0 82562g architectural overview..........................................................................................3
2.1 lan 连接 接口.................................................................................................3
2.1.1 重置/同步 行动 ..............................................................................4
2.1.2 重置 仔细考虑 ............................................................................................4
2.1.3 lan 连接 时钟 行动.............................................................................5
2.2 硬件 配置 ...............................................................................................5
3.0 效能 增强..............................................................................................7
3.1 新 用法 模式: 1, 2, 3, 和 4................................................................................7
3.1.1 管脚 用法 为 模式 1, 2, 3, 和 4 .......................................................................7
3.1.2 增强 tx 模式................................................................................................8
4.0 82562g 信号 描述...............................................................................................9
4.1 信号 类型 定义 ...............................................................................................9
4.2 twisted 一双 ethernet (tpe) 管脚 ...............................................................................9
4.3 外部 偏差 管脚 .......................................................................................................9
4.4 时钟 管脚 .................................................................................................................10
4.5 platform lan 连接 接口 管脚 .......................................................................10
4.6 led 管脚 ...................................................................................................................11
4.7 miscellaneous 控制 管脚.......................................................................................11
4.8 电源 和 地面 连接 ...............................................................................12
5.0 物理的 layer 接口 符合实际..............................................................................13
5.1 100base-tx 模式....................................................................................................13
5.1.1 100base-tx transmit blocks.............................................................................13
5.1.2 100base-tx receive blocks..............................................................................15
5.2 10base-t 模式 ........................................................................................................16
5.2.1 10base-t transmit blocks .................................................................................16
5.2.2 10base-t receive blocks ..................................................................................16
5.3 相似物 references.....................................................................................................17
5.4 动态 减少 电源 &放大; 自动 plugging 发现................................................17
5.4.1 自动 plugging 发现 ......................................................................................18
5.4.2 动态 减少 电源 ....................................................................................18
5.4.3 配置 .......................................................................................................18
6.0 platform lan 连接 寄存器 .....................................................................................19
6.1 中等 依赖 接口 (mdi) 寄存器 0 通过 7 .......................................19
6.1.1 寄存器 0: 控制 寄存器 位 定义 ........................................................19
6.1.2 寄存器 1: 状态 寄存器 位 定义..........................................................20
6.1.3 寄存器 2: phy identifier 寄存器 位 定义..............................................21
6.1.4 寄存器 3: phy identifier 寄存器 位 定义..............................................21
6.1.5 寄存器 4: 自动-negotiation advertisement 寄存器 位 定义 .................21
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