W90P710_05 Datasheet, PDF (127/526 Pages) Winbond – 16/32-bit ARM microcontroller

W90P710
31
30
29
28
27
26
25
24
Reserved
23
22
21
20
19
18
17
16
Reserved
15
14
13
12
11
10
9
8
MIIData
7
6
5
4
3
2
1
0
MIIData
BITS
[31:16]
[15:0]
Reserved
MIIData
DESCRIPTIONS
-
The MII Management Data is the 16 bits data that will be written into
the registers of external PHY for MII Management write command or
the data from the registers of external PHY for MII Management read
command.
MII Management Control and Address Register (MIIDA)
The EMC provides MII management function to access the control and status registers of the external
PHY. The MIIDA register is used to keep the MII management command information, like the register
address, external PHY address, MDC clocking rate, read/write etc.
REGISTER
MIIDA
ADDRESS
0xFFF0_3098
R/W
R/W
DESCRIPTION
MII Management Control and
Register
Address
RESET
VALUE
0x0090_0000
31
30
29
23
22
21
MDCCR
15
14
13
Reserved
7
6
5
Reserved
28
27
Reserved
20
19
MDCON
12
11
4
3
26
25
18
PreSP
10
PHYAD
2
PHYRAD
17
BUSY
9
1
24
16
Write
8
0
- 127 -
Publication Release Date: January 17, 2005
Revision A.2