TLK3104SA_09 Datasheet, PDF (20/43 Pages) Texas Instruments – QUAD 3.125 Dbps SERIAL TRANSCEIVER

TLK3104SA
QUAD 3.125 Gbps SERIAL TRANSCEIVER
SCAS651B-− AUGUST 2000 − REVISED SEPTEMBER 2001
MDIO management interface (continued)
Table 11. Status Register Bit Definitions (Register 1)
BIT(s)
1.15:9
1.8
1.7
1.6:3
1.2
1.1
1.0
NAME
Extended status
Reserved
Various configurations
Link status
Jabber detect
Extended capability
DESCRIPTION
Read returns 0
Read returns 1 indicating extended status information is held in register 15
Ignore when read
Read returns 0
Read returns 0
Read returns 0
Read returns 1 indicating extended register capability
READ/WRITE
Read only
Read only
Read only
Read only
Read only
Read only
Read only
Registers 2 and 3 contain the identifier for the 10 Gbps ethernet XGXS device.
The identifier code is composed of bits 3−24 of the 25-bit organizationally unique identifier (OUI) assigned to
Texas Instruments by the IEEE. The 6-bit manufacturer model number is unique to the TLK3104SA. The
manufacturer revision number denotes the current revision of the TLK3104SA.
Table 12. PHY Identifier Bit Definitions (Register 2)
OUI ADDRESS BITS 3−18
2.15 2.14 2.13 2.12 2.11 2.10 2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Table 13. PHY Identifier Bit Definitions (Register 3)
OUI ADDRESS BITS 19−-24
3.15 3.14 3.13 3.12 3.11 3.10
0
1
0
1
0
0
MANUFACTURER MODEL NUMBER
3.9
3.8
3.7
3.6
3.5
3.4
0
0
0
1
1
1
MANUFACTURER REVISION
NUMBER
3.3
3.2
3.1
3.0
0
0
0
0
Table 14. Extended Status Register Bit Definitions (Register 15)
BIT(s)
15.15:12
15.11:0
NAME
Various configurations
Reserved
DESCRIPTION
Read returns 0, write is ignored.
READ/WRITE
Read only
Read only
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