Chapter 5 SMI Register Mapping
Table 5.1 Control Register: Register 0 (Basic)
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset Loopback
Speed
Select
A/N
Enable
Power
Down
Isolate Restart A/N
Duplex
Mode
Collision
Test
Reserved
Table 5.2 Status Register: Register 1 (Basic)
15
14
13
12
11
10
9
8
7
6
5
4
3
2
Link
1
0
100Base
-T4
100Base
-TX
100Base
-TX
10Base-
T
10Base-
T
Reserved
A/N
Complete
Remote
Fault
A/N
Jabber Extended
Detect Capability
Ability Status
Full
Duplex
Half
Duplex
Full
Duplex
Half
Duplex
Table 5.3 PHY ID 1 Register: Register 2 (Extended)
10
15
15
14
13
12
12
11
9
8
7
6
5
4
3
3
2
2
1
1
0
0
PHY ID Number (Bits 3-18 of the Organizationally Unique Identifier - OUI)
Table 5.4 PHY ID 2 Register: Register 3 (Extended)
14
13
11
10
9
8
7
6
5
4
PHY ID Number (Bits 19-24 of the Organizationally Unique
Identifier - OUI)
Manufacturer Model Number
Manufacturer Revision Number
SMSC [ SMSC CORPORATION ]
