DM9332 datasheet(22/61 Pages) DAVICOM

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DM9332

10/100Mbps Ethernet Fiber/Twisted Pair Single Chip Media Converter

Preliminary datasheet

DM9332-15-DS-P01

March 5, 2012

6.16 Per Port Block Multicast ports Control Register (69H)

Bit

Name

Default

Description

7:4

RESERVED

PH0,RW Reserved

3:0

BLK_MP

PH0,RW Ports of Multicast Packet Be Blocked

The received multicast packets are not forward to the assigned ports.

6.17 Per Port Block Broadcast ports Control Register (6AH)

Bit

Name

Default

Description

7:4

RESERVED

PH0,RW Reserved

3:0

BLK_BP

PH0,RW Ports of Broadcast Packet Be Blocked

The received broadcast packets are not forward to the assigned ports.

6.18 Per Port Block Unknown ports Control Register (6BH)

Bit

Name

Default

Description

7:4

RESERVED

PH0,RW Reserved

3:0

BLK_UKP

PH0,RW Ports of Unknown Packet Be Blocked

The packets with DA field not found in address table are not forward to

the assigned ports.

6.19 Per Port Priority Queue Control Register (6DH)

Bit

Name

Default

Description

TAG_OUT

PE0,RW

Output Packet Tagging Enable

The transmitted packets are containing VLAN tagged field.

PRI_DIS

PE0,RW

Priority Queue Disable

Only one transmit queue is supported in this port.

WFQUE

PE0,RW

Weighted Fair Queuing

1: The priority weight for queue 3, 2, 1, and 0 is 8, 4, 2, and 1

respectively.

0: The queue 3 has the highest priority, and the next priorities are queue

2, 1, and 0 respectively.

TOS_PRI

PE0,RW

Priority ToS over VLAN

If an IP packet with VLAN tag, the priority of this packet is decode from

ToS field.

TOS_OFF

PE0,RW

ToS Priority Classification Disable

The priority information from ToS field of IP packet is ignored.

PRI_OFF

PE0,RW

802.1 p Priority Classification Disable

The priority information from VLAN tag field is ignored.

1:0

P_PRI

PE0,RW

Port Base priority

The priority queue number in port base.

00= queue 0, 01=queue 1, 10=queue 2, 11=queue 3

6.20 Per Port VLAN Tag Low Byte Register (6EH)

Bit

Name

Default

Description

7:0

VID70

PE01,RW

VID[7:0]

DM9332 Datasheet(PDF) 22 Page - Davicom Semiconductor, Inc.

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