Datasheet

SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
1264
43.7.32 Stacked VLAN Register
Name: GMAC_SVLAN
Address: 0x400340C0
Access: Read/Write
 VLAN_TYPE: User Defined VLAN_TYPE Field
User defined VLAN_TYPE field. When Stacked VLAN is enabled, the first VLAN tag in a received frame will only be
accepted if the VLAN type field is equal to this user defined VLAN_TYPE, OR equal to the standard VLAN type (0x8100).
Note that the second VLAN tag of a Stacked VLAN packet will only be matched correctly if its VLAN_TYPE field equals
0x8100.
 ESVLAN: Enable Stacked VLAN Processing Mode
0: Disable the stacked VLAN processing mode
1: Enable the stacked VLAN processing mode
31 30 29 28 27 26 25 24
ESVLAN –––––––
23 22 21 20 19 18 17 16
––––––––
15 14 13 12 11 10 9 8
VLAN_TYPE
76543210
VLAN_TYPE