LAN8700 Datasheet, PDF (36/74 Pages) SMSC Corporation – ±15kV ESD Protected MII/RMII Fast-Ethernet PHY with HP Auto-MDIX and SMSC flexPWR TM in a Small Footprint

LAN8700/LAN8700i
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
RW
Default
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
RW
RW
RW
Default
C0h
0Ch
4h
TABLE 5-34: REGISTER 4 - AUTO NEGOTIATION ADVERTISEMENT
Address
Name
Description
4.15
4.14
4.13
4.12
4.11:10
4.9
4.8
Next Page
Reserved
Remote Fault
Reserved
Pause Operation
100Base-T4
100Base-TX Full
Duplex
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 = Symmetric PAUSE
10 = Asymmetric PAUSE toward link partner
11 = Both Symmetric PAUSE and Asymmetric
PAUSE toward local device
1 = T4 able,
0 = no T4 ability
This Phy does not support 100Base-T4.
1 = TX with full duplex,
0 = no TX full duplex ability
4.7
100Base-TX 1 = TX able,
0 = no TX ability
4.6
10Base-T Full 1 = 10Mbps with full duplex
Duplex
0 = no 10Mbps with full duplex ability
4.5
10Base-T
1 = 10Mbps able,
0 = no 10Mbps ability
4.4:0
Selector Field [00001] = IEEE 802.3
Mode
RO
Default
0
RO
0
RW
0
R/W
00
RO
0
RW
Set by
MODE[2:0]
bus
RW
1
RW
Set by
MODE[2:0]
bus
RW
Set by
MODE[2:0]
bus
RW
00001
TABLE 5-35:
Address
5.15
5.14
5.13
5.12:11
REGISTER 5 - AUTO NEGOTIATION LINK PARTNER ABILITY
Name
Description
Next Page
Acknowledge
Remote Fault
Reserved
1 = “Next Page” capable,
0 = no “Next Page” ability
This Phy does not support next page ability.
1 = link code word received from partner
0 = link code word not yet received
1 = remote fault detected,
0 = no remote fault
Mode
RO
RO
RO
RO
Default
0
0
0
0
DS00002260A-page 36
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