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DP83848IVVX 参数 Datasheet PDF下载

DP83848IVVX图片预览
型号: DP83848IVVX
PDF下载: 下载PDF文件 查看货源
内容描述: DP83848I PHYTER工业温度单端口10/100 Mb / s以太网物理层收发器 [DP83848I PHYTER Industrial Temperature Single Port 10/100 Mb/s Ethernet Physical Layer Transceiver]
分类和应用: 以太网局域网(LAN)标准
文件页数/大小: 86 页 / 788 K
品牌: TI [ TEXAS INSTRUMENTS ]
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Table 19. Auto-Negotiate Expansion Register (ANER), address 0x06 (Continued)  
Bit  
Bit Name  
Default  
Description  
0
LP_AN_ABLE  
0, RO  
Link Partner Auto-Negotiation Able:  
1 = indicates that the Link Partner supports Auto-Negotiation.  
0 = indicates that the Link Partner does not support Auto-Negotia-  
tion.  
7.1.9 Auto-Negotiation Next Page Transmit Register (ANNPTR)  
This register contains the next page information sent by this device to its Link Partner during Auto-Negotiation.  
Table 20. Auto-Negotiation Next Page Transmit Register (ANNPTR), address 0x07  
Bit  
Bit Name  
Default  
Description  
15  
NP  
0, RW  
Next Page Indication:  
0 = No other Next Page Transfer desired.  
1 = Another Next Page desired.  
RESERVED: Writes ignored, read as 0.  
Message Page:  
14  
13  
RESERVED  
MP  
0, RO  
1, RW  
1 = Message Page.  
0 = Unformatted Page.  
12  
11  
ACK2  
0, RW  
0, RO  
Acknowledge2:  
1 = Will comply with message.  
0 = Cannot comply with message.  
Acknowledge2 is used by the next page function to indicate that Lo-  
cal Device has the ability to comply with the message received.  
TOG_TX  
Toggle:  
1 = Value of toggle bit in previously transmitted Link Code Word  
was 0.  
0 = Value of toggle bit in previously transmitted Link Code Word  
was 1.  
Toggle is used by the Arbitration function within Auto-Negotiation  
to ensure synchronization with the Link Partner during Next Page  
exchange. This bit shall always take the opposite value of the Tog-  
gle bit in the previously exchanged Link Code Word.  
10:0  
CODE  
<00000000001>, This field represents the code field of the next page transmission.  
RW  
If the MP bit is set (bit 13 of this register), then the code shall be  
interpreted as a "Message Page”, as defined in annex 28C of IEEE  
802.3u. Otherwise, the code shall be interpreted as an "Unformat-  
ted Page”, and the interpretation is application specific.  
The default value of the CODE represents a Null Page as defined  
in Annex 28C of IEEE 802.3u.  
49  
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