參數(shù)資料
型號(hào): LXT971A
廠商: Intel Corp.
英文描述: 3.3V Dual-Speed Fast Ethernet PHY Transceiver
中文描述: 3.3雙速快速以太網(wǎng)物理層收發(fā)器
文件頁(yè)數(shù): 82/90頁(yè)
文件大?。?/td> 568K
代理商: LXT971A
LXT971A 3.3V Dual-Speed Fast Ethernet Transceiver
82
Datasheet
Document #: 249414
Revision #: 002
Rev. Date: August 7, 2002
Table 53. Status Register #2 (Address 17)
Bit
Name
Description
Type
1
Default
17.15
Reserved
Always 0.
RO
0
17.14
10/100 Mode
1 = LXT971A is operating in 100BASE-TX mode.
0 = LXT971A is not operating 100BASE-TX mode.
RO
0
17.13
Transmit Status
1 = LXT971A is transmitting a packet.
0 = LXT971A is not transmitting a packet.
RO
0
17.12
Receive Status
1 = LXT971A is receiving a packet.
0 = LXT971A is not receiving a packet.
RO
0
17.11
Collision Status
1 = Collision is occurring.
0 = No collision.
RO
0
17.10
Link
1 = Link is up.
0 = Link is down.
RO
0
17.9
Duplex Mode
1 = Full-duplex.
0 = Half-duplex.
RO
0
17.8
Auto-Negotiation
1 = LXT971A is in auto-negotiation mode.
0 = LXT971A is in manual mode.
RO
0
17.7
Auto-Negotiation
Complete
1 = Auto-negotiation process completed.
0 = Auto-negotiation process not completed.
This bit is only valid when auto negotiate is
enabled, and is equivalent to Register bit 1.5.
RO
0
17.6
Reserved
Always 0.
RO
0
17.5
Polarity
1 = Polarity is reversed.
0 = Polarity is not reversed.
RO
0
17.4
Pause
1 = Device Pause capable.
0 = Device Not Pause capable.
RO
0
17:3
Error
1 = Error Occurred (Remote Fault, X,Y, Z).
0 = No error occurred.
RO
0
17:2
Reserved
Always 0.
RO
0
17:1
Reserved
Always 0.
RO
0
17.0
Reserved
Always 0.
RO
0
1. RO = Read Only. R/W = Read/Write
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