LAN8187_06 Datasheet, PDF (43/72 Pages) SMSC Corporation – ±15kV ESD Protected MII/RMII Fast-Ethernet PHY with HP Auto-MDIX and SMSC flexPWRTM

±15kV ESD Protected MII/RMII Fast-Ethernet PHY with HP Auto-MDIX and SMSC flexPWR^TM
Datasheet
Table 5.31 Register 1 - Basic Status (continued)
ADDRESS
1.3
1.2
1.1
1.0
NAME
Auto-Negotiate
Ability
Link Status
Jabber Detect
Extended
Capabilities
DESCRIPTION
1 = able to perform auto-negotiation function
0 = unable to perform auto-negotiation function
1 = link is up,
0 = link is down
1 = jabber condition detected
0 = no jabber condition detected
1 = supports extended capabilities registers
0 = does not support extended capabilities registers
MODE DEFAULT
RO
1
RO/
0
LL
RO/
0
LH
RO
1
Table 5.32 Register 2 - PHY Identifier 1
ADDRESS
NAME
DESCRIPTION
2.15:0
PHY ID Number
Assigned to the 3rd through 18th bits of the
Organizationally Unique Identifier (OUI), respectively.
OUI=00800Fh
MODE DEFAULT
RW
0007h
Table 5.33 Register 3 - PHY Identifier 2
ADDRESS
3.15:10
3.9:4
3.3:0
NAME
PHY ID Number
Model Number
Revision Number
DESCRIPTION
Assigned to the 19^th through 24^th bits of the OUI.
Six-bit manufacturer’s model number.
Four-bit manufacturer’s revision number.
MODE DEFAULT
RW
C0h
RW
0Ch
RW
3h
Table 5.34 Register 4 - Auto Negotiation Advertisement
ADDRESS
4.15
4.14
4.13
4.12
4.11:10
4.9
NAME
Next Page
Reserved
Remote Fault
Reserved
Pause Operation
100Base-T4
DESCRIPTION
1 = next page capable,
0 = no next page ability
This Phy does not support next page ability.
1 = remote fault detected,
0 = no remote fault
00 = No PAUSE
01 = Asymmetric PAUSE toward link partner
10 = Symmetric PAUSE
11 = Both Symmetric PAUSE and Asymmetric
PAUSE toward local device
1 = T4 able,
0 = no T4 ability
This Phy does not support 100Base-T4.
MODE DEFAULT
RO
0
RO
0
RW
0
R/W
00
RO
0
SMSC LAN8187/LAN8187I
43
DATASHEET
Revision 1.0 (12-14-06)