以太网PHY寄存器分析.doc

. 以太网 PHY 寄存器分析以太网 PHY 寄存器分析................................................................................................................... 1 1 、以太网 PHY 标准寄存器分析............................................................................................ 2 Control Register ............................................................................................................ 2 Status register ................................................................................................................ 5 PHY Identifier Register ................................................................................................ 8 Auto-Negotiation Advertisement Register ................................................................... 8 Auto-Negotiation Link Partner Base Page Ability Register ........................................ 9 Auto-Negotiation Expansion Register ........................................................................ 10 AN next page Register/AN Link Partner Received Next Page .................................. 10 MASTER-SLAVE Control Register .......................................................................... 10 MASTER-SLAVE Status Register ............................................................................. 12 Extended Status Register .......................................................................................... 13 2、 PHY 扩展寄存器分析........................................................................................................ 13 工作模式控制器...................................................................................................... 14 端口驱动模式............................................................................................................. 15 预加重配置................................................................................................................ 15 自动协商降格...................................................................