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參數(shù)資料
| 型號(hào)： | DJIXE972MECA4 |
| 廠商： | Intel Corp. |
| 英文描述： | Single-Port 10/100 Mbps PHY Transceiver |
| 中文描述： | 單端口10/100 Mbps的物理層收發(fā)器 |
| 文件頁(yè)數(shù)： | 27/92頁(yè) |
| 文件大?。?/td> | 666K |
| 代理商： | DJIXE972MECA4 |
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Intel
LXT972M Single-Port 10/100 Mbps PHY Transceiver
Datasheet
Document Number: 302875-005
Revision Date: 27-Oct-2005
27
5.2.3.1.2
MDIO Frame Structure
The physical interface consists of a data line (MDIO) and clock line (MDC). The frame structure is
shown in
Figure 3
and
Figure 4
(Read and Write).
MDIO Interface timing is given in
Chapter 7.0, “Electrical Specifications”.
5.2.3.2
Hardware Control Interface
The LXT972M Transceiver provides a Hardware Control Interface for applications where the
MDIO is not desired. The Hardware Control Interface uses the hardware configuration pins to set
device configuration. For details, see
Section 5.4.4, “Hardware Configuration Settings” on
page 33
.
Figure 3. Management Interface Read Frame Structure
Figure 4. Management Interface Write Frame Structure
MDC
MDIO
(Read)
High Z
32 "1"s
0
1
1
0
Preamble
ST
Op Code
PHY Address
Turn
Around
Z
0
A4
A3
A0
R4
R3
R0
Register Address
D15
D14
D1
Data
Write
Read
D15
D14
D1
D0
Idle
B3489-01
MDC
MDIO
(Write)
32 "1"s
0
1
0
1
Preamble
ST
Op Code
PHY Address
Turn
Around
1
0
A4
A3
A0
R4
R3
R0
Register Address
D15
D14
D1
D0
Data
Idle
Idle
Write
B3490-01
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| DJIXE972MEEA4 | Single-Port 10/100 Mbps PHY Transceiver |
| DJIXE972MHAA4 | Single-Port 10/100 Mbps PHY Transceiver |
| DJIXE972MHCA4 | Single-Port 10/100 Mbps PHY Transceiver |
| DJIXE972MHEA4 | Single-Port 10/100 Mbps PHY Transceiver |
| DJIXE972MKAA4 | Single-Port 10/100 Mbps PHY Transceiver |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DJIXE972MEEA4 | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Single-Port 10/100 Mbps PHY Transceiver |
| DJIXE972MHAA4 | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Single-Port 10/100 Mbps PHY Transceiver |
| DJIXE972MHCA4 | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Single-Port 10/100 Mbps PHY Transceiver |
| DJIXE972MHEA4 | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Single-Port 10/100 Mbps PHY Transceiver |
| DJIXE972MKAA4 | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Single-Port 10/100 Mbps PHY Transceiver |
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