t71l6808a TM Technology Inc., t71l6808a Datasheet - Page 16

• Manufacturer Part Number: t71l6808a
• Description: Octal 10/100 Switch With Embedded Memory
• Manufacturer: TM Technology Inc.

Serial EEPROM 24LC02 Format
Below is the content of serial EEPROM 24LC02. The content includes configuration and CRC for
flow control.
Byte
BRDCTRL:
HashMode:
PR[7:0]:
TrunkEn:
AgeEn:
VLAN:
SnoopEn:
MPID[2:0]:
SPID[2:0]:
Note : All 0-fields must be filled with 0.
Taiwan Memory Technology, Inc. reserves the right
to change products or specifications without notice.
tm
12-15
8-11
2-7
16
17
18
0
1
Bit
BRDCTRL
CH
TE
When 0, the broadcast storm control function is disabled.
When 1, the broadcast storm control function is enabled.
When 1, address hashing algorithm used for search and learning.
When 0, address direct mapping algorithm used.
When 0, low priority for corresponding transmission port.
When 0, port trunking disable.
When 1, port trunking enable, assign port 0 and port 1 to the trunking group.
When 0, the table aging process will be stopped.
When 1, the table aging process will be running to age every learned table entry.
Default value is 1 ( i.e. age enable)
When 0, all 8 ports are in the same VLAN.
When 1, two groups VLAN 0-3 and 4-7.
When 0, snooping disable.
When 1, snooping enable.
Monitored Port ID.
Snooping Port ID for incoming frame flow.
0
0
7
0
When 1, high priority for corresponding transmission port.
HashMode
SnoopEn
0
6
0
Pause Frame Source Address PSA[47:0]
0
5
0
0
Pause OFF CRC[31:0]
Pause ON CRC[31:0]
Port Priority PR[7:0]
MPID[2:0]
4
0
0
0
P. 16
TrunkEn
3
0
0
Preliminary T71L6808A
2
0
0
0
Publication Date:May. 2001
SPID[2:0]
AgeEn
1
0
0
Revision:0.A
VLAN
0
0
0