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參數(shù)資料
| 型號： | LXT1000 |
| 英文描述： | LAN TRANSCEIVER|SINGLE|HYBRID|BGA|492PIN|PLASTIC |
| 中文描述： | 網(wǎng)絡(luò)收發(fā)器|單|混合|的BGA | 492PIN |塑料 |
| 文件頁數(shù)： | 3/104頁 |
| 文件大小： | 1500K |
| 代理商： | LXT1000 |
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Datasheet
3
Gigabit Ethernet Transceiver — LXT1000
Contents
1.0
2.0
Ball Assignments and Signal Descriptions
...................................................12
Functional Description
...........................................................................................20
2.1
Introduction..........................................................................................................20
2.1.1
Network Interface...................................................................................20
2.1.2
MAC Interface ........................................................................................20
2.1.3
MDIO/MDC Interface (Management) .....................................................20
2.1.4
Hardware Control Interface ....................................................................21
2.1.5
JTAG Boundary Scan Interface..............................................................21
2.1.6
Initialization.............................................................................................21
2.1.7
Link.........................................................................................................21
2.1.8
Auto Negotiation.....................................................................................21
2.2
LXT1000 Applications .........................................................................................21
2.3
Interface Descriptions..........................................................................................24
2.3.1
Network Interface...................................................................................24
2.3.1.1 MDI/MDIX Configuration ...........................................................24
2.3.2
MAC Data Interface................................................................................25
2.3.2.1 Modes of Operation...................................................................25
2.3.2.2 GMII Mode (1000 BASE-T) .......................................................27
2.3.2.3 MII Mode (10/100BASE-T)........................................................27
2.3.2.4 Serial Mode (10BASE-T)...........................................................27
2.3.3
TBI Configuration (1000BASE-T Only)...................................................28
2.3.4
TBI Communication Between MAC and PHY ........................................29
2.3.4.1 Transmit Mode
–
Data Traffic from MAC to PHY ......................30
2.3.4.2 Receive Mode
–
Data Traffic from PHY to MAC .......................30
2.3.5
MAC Data Interface Control...................................................................31
2.3.6
MDIO/MDC Management Interface........................................................31
2.3.6.1 Interrupts ...................................................................................32
2.3.7
Hardware Control Interface ....................................................................33
2.3.8
Quick Status Interface............................................................................34
2.3.9
LED Functions........................................................................................35
2.3.9.1 Link Up ......................................................................................35
2.3.9.2 Link Down..................................................................................35
2.3.9.3 LED Options..............................................................................36
2.3.9.4 PHY Address Determination .....................................................36
2.3.10 JTAG Boundary Scan Interface..............................................................37
2.3.10.1State Machine ...........................................................................37
2.3.10.2Instruction Register ...................................................................37
2.3.10.3Boundary Scan Register ...........................................................37
2.4
Initialization..........................................................................................................38
2.4.1
Power-Up ...............................................................................................38
2.4.2
Hardware Reset .....................................................................................38
2.4.3
Software Reset.......................................................................................38
2.4.4
Hardware Power-Down ..........................................................................38
2.4.5
Software Power-Down............................................................................38
2.4.6
Determining Link State...........................................................................39
2.4.6.1 False Link..................................................................................39
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