參數(shù)資料
型號(hào): MAX2986
廠商: Maxim Integrated Products, Inc.
英文描述: Integrated Powerline Digital Transceiver
中文描述: 集成電力線數(shù)字收發(fā)器
文件頁數(shù): 16/28頁
文件大?。?/td> 349K
代理商: MAX2986
M
Integrated Powerline Digital Transceiver
16
______________________________________________________________________________________
MIIMDC
MIIMDIO
32-BIT
OPTIONAL
PREAMBLE
START
WRITE
5-BIT
PHYSICAL
ADDRESS
5-BIT
REGISTER
ADDRESS
TA
FROM
HOST
16-BIT OF
DATA
FROM HOST
Figure 16. Write Behavior of the Management Data Unit
MIIMDC
MIIMDIO
32-BIT
OPTIONAL
PREAMBLE
START
READ
5-BIT
PHYSICAL
ADDRESS
5-BIT
REGISTER
ADDRESS
TA
TO
HOST
16-BIT OF
DATA
FROM HOST
Figure 17. Read Behavior of the Management Data Unit
Management Data Unit
MDU
The MIIMDIO pin is a bidirectional data pin for the man-
agement data interface. The MIIMDC signal is a clock
reference for the MIIMDIO signal. The write behavior of
the management data unit is illustrated in Figure 16.
The read behavior of the management data unit is illus-
trated in Figure 17.
Ethernet Interface
The upper layer interface can be selected according to
the pin settings shown in Table 9.
Table 9. Upper Layer Interface-Selection
Pin Settings
INTERFACE
MII
rMII
GPIO[3]
1
1
GPIO[6]
0
0
GPIO[4]
0
1
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