LAN89218 datasheet(108/148 Pages) MICROCHIP

Part #	LAN89218

Description	High-Performance Single-Chip 10/100 Ethernet Controller for Automotive Applications

PDF	148 Pages

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Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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108 / 148 page

LAN89218

DS60001255B-page 108

 2008-2015 Microchip Technology Inc.

5.4.9

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.

5.4.10

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:

Attribute:

R/W

Default Value:

00000000h

Size:

32 bits

Bits

Description

31:16

Reserved

15:0

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.

Offset:

Attribute:

R/W

Default Value:

00000000h

Size:

32 bits

Bits

Description

31:16

Reserved

15:0

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.

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