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DM9006 Datasheet(PDF) 24 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) 24 Page - Davicom Semiconductor, Inc.

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DM9006
2-port Switch with Processor Interface
24
Preliminary datasheet
DM9006-13-DS-P01
September 1, 2009
0
VLAN
PHE0,RW VLAN mode enable
1: 802.1Q base VLAN mode enable
0: port-base VLAN only
6.28 DSP PHY Control Register (58H~59H)
58H:
Bit
Name
Default
Description
7:0
DSP_CTL1
PH0,RW
DSP Control Register 1 for testing only (register 58H)
59H:
Bit
Name
Default
Description
7:0
DSP_CTL2
PH0,RW
DSP Control Register 2 for testing only (register 59H)
6.29 Per Port Control/Status Index Register (60H)
Bit
Name
Default
Description
7:5
reserved
PHS0,RW reserved
4:2
reserved
0,RO
reserved
1:0
INDEX
PHS0,RW Port index for register 61H~84H
Write the port number to this register before write/read register 61H~84H.
Note: The processor port INDEX number is 3
6.30 Per Port Control Data Register (61H)
Bit
Name
Default
Description
7
FAST_LEV
PHE0,RW IGMP Snooping Fast Leave Enable
6
PARTI_EN
PHE0,RW Enable Partition Detection
5
NO_DIS_RX
PHE0,RW Don’t Discard RX Packets when Ingress Bandwidth Control
When received packets bandwidth reach Ingress bandwidth threshold,
the packets over the threshold are not discarded but with flow control.
4
FLOW_DIS
PHE0,RW Flow control in full duplex mode, or back pressure in half duplex mode
enable
0: enable
1: disable
3
BANDWIDTH
PHE0,RW Bandwidth Control
0: Control with Ingress and Egress separately, ref to Register 66H.
1: Control with Ingress or Egress, ref to Register 67H
2
BP_DIS
PHE0,RW Broadcast packet filter
0: accept broadcast packets
1: reject broadcast packets
1
MP_DIS
PHE0,RW Multicast packet filter
0: accept multicast packets
1: reject multicast packets
0
MP_STORM
PHE0,RW Broadcast Storm Control
0: only broadcast packets storm are controlled
1: multicast packets also same as broadcast storm control.


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