lan8720 Standard Microsystems Corp., lan8720 Datasheet - Page 43

• Manufacturer Part Number: lan8720
• Description: Small Footprint Rmii 10/100 Ethernet Transceiver With Hp Auto-mdix Support
• Manufacturer: Standard Microsystems Corp.

Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support
Datasheet
SMSC LAN8720/LAN8720i
ADDRESS
ADDRESS
5.12:11
5.4:0
4.4:0
5.15
5.14
5.13
5.10
4.9
4.8
4.7
4.6
4.5
5.9
5.8
5.7
5.6
5.5
Pause Operation
100Base-TX Full
100Base-TX Full
10Base-T Full
Selector Field
10Base-T Full
Remote Fault
Selector Field
Acknowledge
100Base-TX
100Base-T4
100Base-TX
100Base-T4
Next Page
Reserved
10Base-T
10Base-T
Duplex
Duplex
NAME
Duplex
Duplex
NAME
Table 5.25 Register 4 - Auto Negotiation Advertisement (continued)
Table 5.26 Register 5 - Auto Negotiation Link Partner Ability
1 = “Next Page” capable,
0 = no “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
1 = Pause Operation is supported by remote MAC,
0 = Pause Operation is not supported by remote MAC
1 = T4 able,
0 = no T4 ability.
This Phy does not support T4 ability.
1 = TX with full duplex,
0 = no TX full duplex ability
1 = TX able,
0 = no TX ability
1 = 10Mbps with full duplex
0 = no 10Mbps with full duplex ability
1 = 10Mbps able,
0 = no 10Mbps ability
[00001] = IEEE 802.3
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
1 = TX able,
0 = no TX ability
1 = 10Mbps with full duplex
0 = no 10Mbps with full duplex ability
1 = 10Mbps able,
0 = no 10Mbps ability
[00001] = IEEE 802.3
This Phy does not support next page ability.
DATASHEET
DESCRIPTION
DESCRIPTION
43
MODE
MODE
RW
RW
RW
RW
RW
RO
Revision 1.0 (04-15-09)
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
MODE[2:0]
MODE[2:0]
MODE[2:0]
DEFAULT
DEFAULT
Set by
Set by
Set by
00001
00001
bus
bus
bus
0
1
0
0
0
0
0
0
0
0
0
0