RTL8309SB
Datasheet
Single-chip 9-port 10/100Mbps Switch Controller
42
Track ID: JATR-1076-21 Rev. 1.4
7.1.3.
PHY 0 Register 4: Auto-Negotiation Advertisement
Note: Whenever the link ability of the RTL8309SB is reconfigured, the auto-negotiation process should be executed again to
allow the configuration to take effect.
Table 67. PHY 0 Register 4: Auto-Negotiation Advertisement
Mode Description
RO
0: Next Page disabled (Permanently=0)
Acknowledge
RO
Permanently=0.
Remote Fault
RW
1: Advertises that the RTL8309SB has detected a remote fault
0: No remote fault detected
4.[12:11] Reserved
RO
4.10
Pause
RW
1: Advertises that the RTL8309SB possesses 802.3x flow
control capability
0: No flow control capability
4.9
100Base-T4
RO
Technology not supported (Permanently=0).
4.8
100Base-TX-FD
RW
1: 100Base-TX full duplex capable
0: Not 100Base-TX full duplex capable
4.7
100Base-TX
RW
1: 100Base-TX half duplex capable
0: Not 100Base-TX half duplex capable
4.6
10Base-T-FD
RW
1: 10Base-TX full duplex capable
0: Not 10Base-TX full duplex capable
4.5
10Base-T
RW
1: 10Base-TX half duplex capable
0: Not 10Base-TX half duplex capable
4.[4:0]
Selector Field
RO
[00001]=IEEE 802.3.
Reg.bit
4.15
4.14
4.13
Name
Next Page
Default
0
0
0
0
Pin
En_FCTRL
strap option
0
1
1
1
1
00001
7.1.4.
PHY 0 Register 5: Auto-Negotiation Link Partner Ability
Table 68. PHY 0 Register 5: Auto-Negotiation Link Partner Ability
Mode Description
Next Page
RO
1: Link partner desires Next Page transfer
0: Link partner does not desire Next Page transfer
Acknowledge
RO
1: Link Partner acknowledges reception of Fast Link Pulse
(FLP) words
0: Not acknowledged by Link Partner
Remote Fault
RO
1: Remote Fault indicated by Link Partner
0: No remote fault indicated by Link Partner
5.[12:11] Reserved
RO
5.10
Pause
RO
1: Flow control supported by Link Partner
0: Flow control not supported by Link Partner
5.9
100Base-T4
RO
1: 100Base-T4 supported by Link Partner
0: 100Base-T4 not supported by Link Partner
5.8
100Base-TX-FD
RO
1: 100Base-TX full duplex supported by Link Partner
0: 100Base-TX full duplex not supported by Link Partner
Note: If auto negotiation is disabled and this bit is set, Reg0.13
and Reg0.8 will be set to 1 after link is established.
5.7
100Base-TX
RO
1: 100Base-TX half duplex supported by Link Partner
0: 100Base-TX half duplex not supported by Link Partner
Note: If auto negotiation is disabled and this bit is set, Reg0.13
will be set to 1 and Reg0.8 will be set to 0 after link is
established.
Reg.bit
5.15
Name
Default
0
5.14
0
5.13
0
0
0
0
0
0