lan9218 Standard Microsystems Corp., lan9218 Datasheet - Page 101

• Manufacturer Part Number: lan9218
• Description: Lan9218 High-performance Single-chip 10/100 Ethernet Controller With Hp Auto-mdix Support
• Manufacturer: Standard Microsystems Corp.

High-Performance Single-Chip 10/100 Ethernet Controller with HP Auto-MDIX Support
Datasheet
SMSC LAN9218
5.4.9
5.4.10
31-16
31-16
BITS
BITS
15-0
15-0
Reserved
VLAN1 Tag Identifier (VTI1). This contains the VLAN Tag field to identify the VLAN1 frames. This
field is compared with the 13th and 14th bytes of the incoming frames for VLAN1 frame detection.
If used, this register must be set to 0x8100.
Reserved
VLAN2 Tag Identifier (VTI2). This contains the VLAN Tag field to identify the VLAN2 frames. This
field is compared with the 13th and 14th bytes of the incoming frames for VLAN2 frame detection.If
used, this register must be set to 0x8100.
VLAN1—VLAN1 Tag Register
This register contains the VLAN tag field to identify VLAN1 frames. For VLAN frames the legal frame
length is increased from 1518 bytes to 1522 bytes.
VLAN2—VLAN2 Tag Register
This register contains the VLAN tag field to identify VLAN2 frames. For VLAN frames the legal frame
length is increased from 1518 bytes to 1522 bytes.
Offset:
Default Value:
Offset:
Default Value:
9
00000000h
A
00000000h
DATASHEET
101
DESCRIPTION
DESCRIPTION
Attribute:
Size:
Attribute:
Size:
R/W
32 bits
R/W
32 bits
Revision 2.3 (08-06-08)