DM9302 datasheet(28/64 Pages) DAVICOM

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DM9302

10/100Mbps Ethernet Fiber/Twisted Pair Media Converter with Local bus

Preliminary datasheet

DM9302-15-DS-P01

July 30, 2009

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

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

Bit

Name

Default

Description

7:0

VID70

PE01,RW

VID[7:0]

6.40 Per Port VLAN Tag High Byte Register (6FH)

Bit

Name

Default

Description

7:5

PRI

PE0,RW

Tag [15:13]

CFI

PE0,RW

Tag[12]

3:0

VID118

PE0,RW

VID[11:8]

6.41 MIB Counter Port Index Register (80H)

Bit

Name

Default

Description

READY

P0,RO

MIB counter data is ready

When this register is written with INDEX data, this bit is cleared and the MIB

counter reading is in progress. After end of read MIB counter, the MIB data is

loaded into registers 81H~ 84H and this bit is set to indicate that the MIB data is

ready, and then the MIB data of this INDEX is cleared.

6:5

reserved

0,RO

Reserved

4:0

INDEX

PHS0,RW MIB counter index 0~9, each counter is 32-bit in Register 81H~84H.

Write the MIB counter index to this register before read them.

6.42 MIB Counter Data Registers (81H~84H)

Name

Default

Description

81H

MIB_DAT

X,RO

MIB counter Data Register bit 0~7

82H

MIB_DAT

X,RO

MIB counter Data Register bit 8~15

83H

MIB_DAT

X,RO

MIB counter Data Register bit 16~23

84H

MIB_DAT

X,RO

MIB counter Data Register bit 24~31

MIB counter: RX Byte Counter Registers (INDEX 00H)

MIB counter: RX Uni-cast Packet Counter Registers (INDEX 01H)

MIB counter: RX Multi-cast Packet Counter Registers (INDEX 02H)

MIB counter: RX Discard Packet Counter Registers (INDEX 03H)

MIB counter: RX Error Packet Counter Registers (INDEX 04H)

MIB counter: TX Byte Counter Registers (INDEX 05H)

MIB counter: TX Uni-cast Packet Counter Registers (INDEX 06H)

MIB counter: TX Multi-cast Packet Counter Registers (INDEX 07H)

MIB counter: TX Discard Packet Counter Registers (INDEX 08H)

MIB counter: TX Error Packet Counter Registers (INDEX 09H)

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