參數(shù)資料
型號(hào): LU3X34FTR-HS128-DB
英文描述: Quad 3 V 10/100 Ethernet Transceiver TX/FX
中文描述: 四3伏10/100以太網(wǎng)收發(fā)器德克薩斯州/外匯
文件頁(yè)數(shù): 41/52頁(yè)
文件大?。?/td> 678K
代理商: LU3X34FTR-HS128-DB
Lucent Technologies Inc.
41
Preliminary Data Sheet
July 2000
LU3X34FTR
Quad 3 V 10/100 Ethernet Transceiver TX/FX
MII Registers
(continued)
Table 27. Config 10 Register (Register 1Ah)
Table 28. Status 100 Register (Register 1Bh)
Table 29. Status 10 Register (Register 1Ch)
Bit(s)
15
Name
SMII Mode
Description
R/W
RO
Default
Pin
1—SMII mode
0—SMII mode
This bit is initilized to the logic level of pin
101 at powerup or reset.
1—Force 10 Mbit good link
0—Normal operation
Reserved.
1—Signal quality error test enabled
0—Default SQE is disabled
1—Low squelch level selected
0—Normal squelch level selected
1—Jabber function disabled
0—Normal operation
1—Restart autonegotiation when
LU3X34FTR is in 10 Mbit mode and
detects 100 Mbit data
0—Normal operation
Reserved.
1—Disable digital filter
0—Normal operation
Reserved.
1—Disable autopolarity function
0—Enable autopolarity function
Reserved.
14
Force 10 Mbit Good Link
R/W
0h
13
12
Reserved
SQE_EN
RO
R/W
0h
0h
11
Low Squelch Select
R/W
0h
10
Jabber Disable
R/W
0h
9
100Meg_Detect
R/W
0h
8
7
Reserved
RO
R/W
0h
0h
Digital Filter Disable
6:4
3
Reserved
RO
R/W
0h
0h
Autopolarity Disable
2:0
Reserved
RO
0h
Bit(s)
15:14
13
Name
Reserved
PLL Lock Status
Description
R/W
RO
RO
Default
0h
0h
Reserved.
1—100 Mbit PLL locked
0—100 Mbit PLL not locked
1—False carrier detected
0—Normal operation
Reserved.
12
False Carrier Status
RO,
LH
RO
0h
11:0
Reserved
0h
Bit(s)
15
Name
Polarity
Description
R/W
RO
Default
0h
1—Polarity of cable is swapped
0—Polarity of cables is correct
Reserved.
14:0
Reserved
RO
0h
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