PD72852
目录
1. PIN
1.1
1.2
1.3
1.4
1.5
1.6
FUNCTIONS..................................................................................................................................... 7
电缆接口引脚........................................................................................................................ 7
链路接口Pins........................................................................................................................... 7
控制引脚..................................................................................................................................... 8
集成电路....................................................................................................................................................... 8
电源引脚.......................................................................................................................... 8
其它销........................................................................................................................................ 8
2. PHY REGISTERS..................................................................................................................................... 9
2.1结构完整的PHY寄存器............................................ .............................................. 9
2.2端口状态页面（页面000)......................................................................................................... 12
2.3供应商ID页（页001 ） ........................................................................................................... 13
2.4供应商相关页面（页111 ： Port_select 0001 ） ....................................... ..................... 13
3.内部FUNCTION.......................................................................................................................... 14
3.1连接接口................................................................................................................................. 14
3.1.1连接Method............................................................................................................................... 14
3.1.2 LPS （连接电源Status)....................................................................................................................... 14
3.1.3 LREQ ， CTL0 ， CTL1和D0- D7引脚..................................... .................................................. ............. 14
3.1.4 SCLK..................................................................................................................................................... 14
3.1.5 LKON .................................................................................................................................................... 15
3.1.6 DIRECT................................................................................................................................................. 15
3.1.7隔离Barrier..................................................................................................................................... 15
3.2电缆Interface............................................................................................................................... 17
3.2.1连接.......................................................................................................................................... 17
3.2.2电缆接口电路.......................................................................................................................... 18
3.2.3未使用的端口........................................................................................................................................ 18
3.2.4 CPS....................................................................................................................................................... 18
3.3暂停/恢复.......................................................................................................................... 18
3.3.1挂起/恢复模式（ SUS / RES = “ H” ） ................................. .................................................. ... 18
3.3.2挂起/恢复关闭模式（ SUS / RES = “L” ） ................................. .................................................. ... 18
3.4 PLL和晶体振荡电路............................................ ................................................. 19
3.4.1晶体振荡电路...................................................................................................................... 19
3.4.2 PLL........................................................................................................................................................ 19
3.5
3.6
3.7
3.8
CMC ................................................................................................................................................ 19
PC0 -PC2 ......................................................................................................................................... 19
RESETB .......................................................................................................................................... 19
RI1 ................................................................................................................................................... 19
4. PHY / Link接口......................................................................................................................... 20
4.1连接电源状态（ LPS）和PHY / Link接口的初始化.................................... ........ 20
4.2链路上Indication.......................................................................................................................... 21
4.3 PHY / Link接口操作（ CTL0 ， CTL1 ， LREQ ， D0 - D7 ） ................................. ...................... 22
4.3.1 CTL0 ， CTL1 .......................................................................................................................................... 22
4.3.2 LREQ .................................................................................................................................................... 22
4.3.3 SCLK Timing......................................................................................................................................... 26
数据表S14920EJ3V0DS
5
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