
RTL8309SB
Datasheet
Single-chip 9-port 10/100Mbps Switch Controller
27
Track ID: JATR-1076-21 Rev. 1.4
Name
Byte.bit Description
Default
VLAN Entry [C]
VLAN ID [C]
membership Bit
[7:0]
44.7~
44.0
This register along with byte 45.0 forms a 9-bit field that specifies which
ports are members of the VLAN. If a destination address look up fails,
packets associated with this VLAN will be forwarded to ports specified in
this field. E.g., 1 0000 0001 means port 8 and 0 are in this VLAN.
0000
0100
6.2.17. Port 2 Control 4
Table 33. Port 2 Control 4
Name
Port 2 VLAN
index [3:0]
Byte.bit Description
45.7~
45.4
VLAN Membership’, which may be defined in one of the registers ‘VLAN
ID [A] Membership’ to “VLAN ID [I] Membership”. Port 2 can only
communicate within the membership. This register also indexes to a default
Port VID (PVID) for each port. The PVID is used in tag insertion and
filtering if the tagged VID is not the same as the PVID.
45.3~
45.1
45.0
This register along with byte 44.7~44.0 forms a 9-bit field that specifies
which ports are members of the VLAN. If a destination address look up fails,
packets associated with this VLAN will be forwarded to ports specified in
this field. E.g., 1 0000 0001 means port 8 and 0 are in this VLAN.
VLAN Entry [C]
46.7~
46.0
VLAN identifier of VLAN C.
47.7~
47.4
47.3~
47.0
VLAN identifier of VLAN C.
Default
0010
In a port-based VLAN configuration, this register indexes port 2’s ‘Port
Reserved
111
VLAN ID [C]
membership Bit
[8]
1
VLAN ID [C]
[7:0]
Reserved
This register along with byte 47.3~47.0 defines the IEEE 802.1Q 12-bit
0000
0010
1111
VLAN ID [C]
[11:8]
This register along with byte 46.7~46.0 defines the IEEE 802.1Q 12-bit
0000
6.2.18. Switch MAC Address
The Switch MAC address is used as the source address in MAC pause control frames.
Table 34. Switch MAC Address
Switch MAC Address
Switch MAC
Address [47:40]
Switch MAC
Address [39:32]
Switch MAC
Address [31:24]
Switch MAC
Address [23:16]
Switch MAC
Address [15:8]
Switch MAC
Address [7:0]
48.7~
48.0
49.7~
49.0
50.7~
50.0
51.7~
51.0
52.7~
52.0
53.7~
53.0
Switch MAC Address Byte 5.
0x52
Switch MAC Address Byte 4.
0x54
Switch MAC Address Byte 3.
0x4C
Switch MAC Address Byte 2.
0x83
Switch MAC Address Byte 1.
0x09
Switch MAC Address Byte 0.
0xB0