DM9013 datasheet(39/75 Pages) DAVICOM

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DM9013

3-port switch with Processor Interface

Preliminary datasheet

DM9013-15-DS-P03

April 9, 2009

7. EEPROM Format

name

Word

Description

MAC address

0~2

6 Byte Ethernet Address

Auto Load Control

Bit 1:0=01: Update vendor ID and product ID

Bit 3:2=01: Accept setting of WORD6 [4:0]

Bit 5:4= reserved

Bit 7:6=01: Accept setting of WORD7 [3:0]

Bit 9:8=Reserved

Bit 11:10= Reserved, set to 00 in application

Bit 13:12= Reserved

Bit 15:14=01: Accept setting of WORD7 [15:14]

Vendor ID

2 byte vendor ID (Default: 0A46H)

Product ID

2 byte product ID (Default: 9013H)

pin control

When word 3 bit [3:2] =01, these bits can control the CS#, IOR#, IOW#

and IRQ pins polarity.

Bit0: CS# pin is active high when set (default active low)

Bit1: IOR# pin is active high when set (default: active low)

Bit2: IOW# pin is active high when set (default: active low)

Bit3: IRQ pin is active low when set (default: active high)

Bit4: IRQ pin is open-collected (default: force output)

Bit 15:5: Reserved

PHY control

Bit0: The WOL pin is active low when set (default: active high)

Bit1: The WOL pin is in pulse mode when set (default: level mode)

Bit2: Reserved

Bit3: Reserved

Bit 13:12 reserved, set to 00 in application

Bit14: Port 1 AUTO-MDIX control 1: ON, 0: OFF(default ON)

Bit15: Port 0 AUTO-MDIX control 1: ON, 0: OFF(default ON)

RESERVED

8~15

Reserved

Control

Bit 1:0=01: Accept setting of WORD 17,18

Bit 3:2=01: Accept setting of WORD 19~26

Bit 5:4=01: Accept setting of WORD 27~30

Bit 7:6=01: Accept setting of WORD 31

Bit 9:8=01: Accept setting of WORD 32~39

Bit 11:10=01: Accept setting of WORD 40~47

Bit 15:12 = Reserved, set to 0000 in application

Switch Control 1

When word 16 bit 1:0 is “01”, after power on reset:

This word bit 7~0 will be loaded to Reg. 52H bit 7~0

This word bit 15~8 will be loaded to Reg. 53H bit 7~0

RESERVED

This word must be cleared to 0000, if word 16 bit [1:0]=01

Port 0 Control 1

When word 16 bit 3:2 is “01”, after power on reset:

This word bit 7~0 will be loaded to port 0 Reg. 61H bit 7~0

This word bit 15~8 will be loaded to port 0 Reg. 66H bit 7~0

Port 0 Control 2

When word 16 bit 3:2 is “01”, after power on reset:

This word bit 7~0 will be loaded to port 0 Reg. 67H bit 7~0

This word bit 15~8 will be loaded to port 0 Reg. 6DH bit 7~0

Port 1 Control 1

When word 16 bit 3:2 is “01”, after power on reset:

This word bit 7~0 will be loaded to port 1 Reg. 61H bit 7~0

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