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DM9006 Datasheet(PDF) 40 Page - Davicom Semiconductor, Inc.

Part No. DM9006
Description  10/100 Mbps 2-port Ethernet Switch Controller with General Processor Interface
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Maker  DAVICOM [Davicom Semiconductor, Inc.]
Homepage  http://www.davicom.com.tw
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DM9006 Datasheet(HTML) 40 Page - Davicom Semiconductor, Inc.

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DM9006
2-port Switch with Processor Interface
40
Preliminary datasheet
DM9006-13-DS-P01
September 1, 2009
SPD0_LED/SPD1_LED active low indicates 10Mbps mode
Bit[13:9] = set to 00000 for reserved
Bit[14] = Port 1 AUTO-MDIX control 1: ON, 0: OFF(default ON)
Bit[15] = Port 0 AUTO-MDIX control 1: ON, 0: OFF(default ON)
RESERVED
8~15
Reserved
Control
16
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[13:12] = 01: Accept setting of WORD 49~52
Bit[15:14] = Reserved, set to 0000 in application
Switch Control 1
17
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
18
This word must be cleared to 0000, if word 16 bit [1:0]=01
Port 0 Control 1
19
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
20
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
21
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]
This word bit [15:8] will be loaded to port 1 Reg. 66H bit [7:0]
Port 1 Control 2
22
When word 16 bit [3:2] is “01”, after power on reset:
This word bit [7:0] will be loaded to port 1 Reg. 67H bit [7:0]
This word bit [15:8] will be loaded to port 1 Reg. 6DH bit [7:0]
Port 2 Control 1
23
When word 16 bit [3:2] is “01”, after power on reset:
This word bit [7:0] will be loaded to port 2 Reg. 61H bit [7:0]
This word bit [15:8] will be loaded to port 2 Reg. 66H bit [7:0]
Port 2 Control 2
24
When word 16 bit [3:2] is “01”, after power on reset:
This word bit [7:0] will be loaded to port 2 Reg. 67H bit [7:0]
This word bit [15:8] will be loaded to port 2 Reg. 6DH bit [7:0]
uP Port Control 1
25
When word 16 bit [3:2] is “01”, after power on reset:
This word bit [7:0] will be loaded to port 3 Reg. 61H bit [7:0]
This word bit [15:8] will be loaded to port 3 Reg. 66H bit [7:0]
uP Port Control 2
26
When word 16 bit [3:2] is “01”, after power on reset:
This word bit [7:0] will be loaded to port 3 Reg. 67H bit [7:0]
This word bit [15:8] will be loaded to port 3 Reg. 6DH bit [7:0]
Port 0 VLAN Tag
27
When word 16 bit [5:4] is “01”, after power on reset:
This word bit [7:0] will be loaded to port 0 Reg. 6EH bit [7:0]
This word bit [15:8] will be loaded to port 0 Reg. 6FH bit [7:0]
Port 1 VLAN Tag
28
When word 16 bit [5:4[ is “01”, after power on reset:
This word bit [7:0] will be loaded to port 1 Reg. 6EH bit [7:0]
This word bit [15:8] will be loaded to port 1 Reg. 6FH bit [7:0]
Port 2 VLAN Tag
29
When word 16 bit [5:4] is “01”, after power on reset:
This word bit [7:0] will be loaded to port 2 Reg. 6EH bit [7:0]
This word bit [15:8] will be loaded to port 2 Reg. 6FH bit [7:0]


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