参数资料
型号: WJLXT972ALC.A4
厂商: INTEL CORP
元件分类: 网络接口
英文描述: DATACOM, ETHERNET TRANSCEIVER, PQFP64
封装: ROHS COMPLIANT, LQFP-64
文件页数: 21/97页
文件大小: 1281K
代理商: WJLXT972ALC.A4
Intel
LXT972A Single-Port 10/100 Mbps PHY Transceiver
28
Datasheet
Document Number: 249186-004
Revision Date: 25-Oct-2005
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”.
Figure 3. Management Interface Read Frame Structure
Figure 4. Management Interface Write Frame Structure
MDC
MDIO
(Read)
32 "1"s
0110
Preamble
ST
Op Code
PHY Address
Turn
Around
Z0
A4
A3
A0
R4
R3
R0
Register Address
D15
D14
D1
Data
Write
Read
D15
D14
D1
D0
Idle
High Z
B3489-01
MDC
MDIO
(Write)
32 "1"s
0101
Preamble
ST
Op Code
PHY Address
Turn
Around
1
0
A4
A3
A0
R4
R3
R0
Register Address
D15
D14
D1
D0
Data
Idle
Write
B3490-01
相关PDF资料
PDF描述
WJLXT972ALC.A4 DATACOM, ETHERNET TRANSCEIVER, PQFP64
WJLXT972MLC.A4-864101 DATACOM, ETHERNET TRANSCEIVER, PQFP48
WJLXT972MLC.A4-864115 DATACOM, ETHERNET TRANSCEIVER, PQFP48
WJLXT972MLC.A4SE001 DATACOM, ETHERNET TRANSCEIVER, PQFP48
WJLXT972MLC.A4SE000 DATACOM, ETHERNET TRANSCEIVER, PQFP48
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