adm6996f Infineon Technologies Corporation, adm6996f Datasheet - Page 39

• Manufacturer Part Number: adm6996f
• Description: 6 Port 10/100 Mb/s Single Chip Ethernet Switch Controller
• Manufacturer: Infineon Technologies Corporation

ADM6996F
Infineon-ADMtek Co Ltd
4.3.12 VLAN mode select Register, offset: 0x11h
Bits
15:8
7:6
5
4
3:0
Note (Continued):
- per port rising threshold
All
100TX
Not All
100TX
- per port falling threshold
All
100TX
Not All
100TX
Bit 2: Broadcast Storming Enable. 0/Disable. 1/Enable.
Bit 4: CRC check disable. 1/ Disable. 0/Enable.
Bit 7: Aging Disable. 1/Disable. 0/Enable.
-
Note:
Below is Bit4, 5 VLAN Tag and MAC application example.
Utilization
Type Description
R/W VLAN mode select
R/W MAC Clone enable
RO Reserved
RO Reserved
RO Reserved
Drop Scheme for each queue
Discard Mode
0: by-pass mode with port-base VLAN.
1: 802.1Q base VLAN.
0: Normal mode. Learning with SA only. ADM6996F fill/search MAC
table by SA or DA only.
1: MAC Clone mode. Learning with SA, VID0. ADM6996F fill/search
MAC table by SA or DA with VID0. This bit can let chip learn two same
addresses with different VID0.
TBD
Disable
Disable
Disable
Disable
00
00
0.5%
10%
1%
5%
01
01
0%
00
20%
10%
2%
1%
10
10
0%
01
25%
40%
20%
10
4%
2%
11
11
50%
11
Register Description
Initial value
0xffh
0x0h
0x0h
0x0h
0x0h
4-2