參數(shù)資料
型號： 82559
廠商： INTEL CORP
元件分類： 微控制器/微處理器
英文描述： Fast Ethernet Multifunction PCI/CARD bus controller(快速以太網(wǎng)多功能PCI/CARD 總線控制器)
中文描述： 1 CHANNEL(S), 100M bps, LOCAL AREA NETWORK CONTROLLER, PBGA196
封裝： 15 X 15 MM, BGA-196
文件頁數(shù)： 99/124頁
文件大?。?/td> 1332K
代理商： 82559
Networking Silicon — 82559
Datasheet
89
10.3.2
Register 17: PHY Unit Special Control Bit Definitions
9
10BASE-T
Power-Down
This bit indicates the power state of 100BASE-TX
PHY unit.
1 = Power-Down
0 = Normal operation
1
RO
8
Polarity
This bit indicates 10BASE-T polarity.
1 = Reverse polarity
0 = Normal polarity
--
RO
7:2
Reserved
These bits are reserved and should be set to 0B.
000000
RO
1
Speed
This bit indicates the Auto-Negotiation result.
1 = 100 Mbps
0 = 10 Mbps
--
RO
0
Duplex Mode
This bit indicates the Auto-Negotiation result.
1 = Full Duplex
0 = Half Duplex
--
RO
Bit(s)
Name
Description
Default
R/W
15
Scrambler By-
pass
1 = By-pass Scrambler
0 = Normal operations
0
RW
14
By-pass 4B/5B
1 = 4 bit to 5 bit by-pass
0 = Normal operation
0
RW
13
Force Transmit H-
Pattern
1 = Force transmit H-pattern
0 = Normal operation
0
RW
12
Force 34 Transmit
Pattern
1 = Force 34 transmit pattern
0 = Normal operation
0
RW
11
Good Link
1 = 100BASE-TX link good
0 = Normal operation
0
RW
10
Reserved
This bit is reserved and should be set to 0b.
0
RW
9
Transmit Carrier
Sense Disable
1 = Transmit Carrier Sense disabled
0 = Transmit Carrier Sense enabled
0
RW
8
Disable Dynamic
Power-Down
1 = Dynamic Power-Down disabled
0 = Dynamic Power-Down enabled (normal)
0
RW
7
Auto-Negotiation
Loopback
1 = Auto-Negotiation loopback
0 = Auto-Negotiation normal mode
0
RW
6
MDI Tri-State
1 = MDI Tri-state (transmit driver tri-states)
0 = Normal operation
0
RW
5
Filter By-pass
1 = By-pass filter
0 = Normal filter operation
0
RW
4
Auto Polarity
Disable
1 = Auto Polarity disabled
0 = Normal polarity operation
0
RW
3
Squelch Disable
1 = 10BASE-T squelch test disable
0 = Normal squelch operation
0
RW
Bit(s)
Name
Description
Default
R/W
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