KSZ8895MQ Datasheet, PDF (99/116 Pages) Micrel Semiconductor – Integrated 5-Port 10/100 Managed Ethernet Switch with MII/RMII interface

Micrel, Inc.
MIIM Registers (Continued)
Address Name
Description
Register 5h: Link Partner Ability
15
Next Page
14
LP ACK
13
Remote fault
12-11
Reserved
10
Pause
9
Reserved
Address Name
8
Adv 100 Full
7
Adv 100 Half
6
Adv 10 Full
5
Adv 10 Half
4-0
Reserved
Not supported.
Not supported.
Not supported.
1, link partner flow control capable.
0, link partner not flow control capable.
Description
1, link partner 100BT full-duplex capable.
0, link partner not 100BT full-duplex capable.
1, link partner 100BT half-duplex capable.
0, link partner not 100BT half-duplex capable.
1, link partner 10BT full-duplex capable.
0, link partner not 10BT full-duplex capable.
1, link partner 10BT half-duplex capable.
0, link partner not 10BT half-duplex capable.
Register 1dh: Reserved
15
Reserved
14-13
Reserved
12
Reserved
11-9
Reserved
8-0
Reserved
Register 1fh: PHY Special Control/Status
15-11
Reserved
10-8
Port Operation Mode
Indication
7-6
Reserved
5
Polrvs
4
MDI-X status
3
Force_lnk
2
Pwrsave
Indicate the current state of port operation mode:
[000] = reserved
[001] = still in auto-negotiation
[010] = 10BASE-T half duplex
[011] = 100BASE-TX half duplex
[100] = reserved
[101] = 10BASE-T full duplex
[110] = 100BASE-TX full duplex
[111] = PHY/MII isolate
N/A, don’t change
1 = Polarity is reversed
0 = Polarity is not reversed
1 = MDI-X
0 = MDI
1 = Force link pass
0 = Normal operation
1 = Enable power save
0 = Disable power save
KSZ8895MQ/RQ/FMQ
Mode
Default
RO
RO
RO
RO
RO
RO
Mode
RO
RO
RO
RO
RO
0
0
0
0
0
0
Default
0
0
0
0
00001
RO
0
RO
00
RO
0
RO
0
RO
000000000
RO
0000000000
RO
000
R/W
xx
RO
0
RO
0
R/W
0
R/W
0
September 2011
99
M9999-091911-1.4