RTL8201BL
6.2 Register 1 Basic Mode Status Register
Address
1:<15>
Name
100Base-T4
Description/Usage
1 = enable 100Base-T4 support
0 = suppress 100Base-T4 support
Default/Attribute
0, RO
1, RO
1, RO
1, RO
1, RO
1:<14>
1:<13>
1:<12>
1:<11>
100Base_TX_ 1 = enable 100Base-TX full duplex support
FD 0 = suppress 100Base-TX full duplex support
100BASE_TX_ 1 = enable 100Base-TX half duplex support
HD
0 = suppress 100Base-TX half duplex support
10Base_T_FD 1 = enable 10Base-T full duplex support
0 = suppress 10Base-T full duplex support
10_Base_T_HD 1 = enable 10Base-T half duplex support
0 = suppress 10Base-T half duplex support
Reserved
1:<10:7>
1:<6>
MF Preamble The RTL8201BL will accept management frames
1, RO
Suppression
with preamble suppressed. The RTL8201BL accepts
management frames without preamble. A Minimum
of 32 preamble bits are required for the first SMI
read/write transaction after reset. One idle bit is
required between any two management transactions
as per IEEE802.3u specifications
1:<5>
1:<4>
Auto
1 = auto-negotiation process completed
0, RO
0, RO
Negotiation
Complete
0 = auto-negotiation process not completed
Remote Fault 1 = remote fault condition detected (cleared on read)
0 = no remote fault condition detected
When in 100Base-FX mode, this bit means an
in-band signal Far-End-Fault is detected. Refer to
Section 7.11.
1:<3>
1:<2>
1:<1>
1:<0>
Auto
1 = Link had not been experienced fail state
0 = Link had been experienced fail state
1 = valid link established
1, RO
0, RO
0, RO
1, RO
Negotiation
Link Status
0 = no valid link established
Jabber Detect 1 = jabber condition detected
0 = no jabber condition detected
Extended
Capability
1 = extended register capability
0 = basic register capability only
6.3. Register 2 PHY Identifier Register 1
Address
2:<15;0>
Name
PHYID1
Description/Usage
PHY identifier ID for software recognize
RTL8201BL
Default/Attribute
0000, RO
6.4. Register 3 PHY Identifier Register 2
Address
Name
Description/Usage
Default/Attribute
3:<15;0>
PHYID2
PHY identifier ID for software recognize RTL8201
8201, RO
2002-03-29
Rev.1.2
9
ETC [ ETC ]
