DM8603EP DAVICOM [Davicom Semiconductor, Inc.], DM8603EP Datasheet - Page 37

• Manufacturer Part Number: DM8603EP
• Description: 10/100 Mbps 3-port Ethernet Switch Controller with MII / RMII Interface
• Manufacturer: DAVICOM [Davicom Semiconductor, Inc.]

7.2.9
Preliminary datasheet
DM8603-12-DS-P01
November 8, 2010
PHY_ADR
08h, 09h, 0Ah
15:9
7:2
1:0
Bit
8
Per Port Advanced Control Register (119h, 139h, 159h)
A8h.[8]
88h.[8]
98h.[8]
ROM
---
---
---
REG_ADR
19h
PSE,RW
PS,RW
Type
RO
RO
Default
10/100 Mbps 3-port Ethernet Switch Controller with MII / RMII Interface
00b
0h
0b
0h
ABS_ADR
119h, 139h, 159h
RESERVED
Write as 0h, ignore when read
FAST_LEAVE
IGMP Snooping Fast Leave Enable
RESERVED
Write as 0h, ignore when read
STPS0[1:0]
STP/RSTP Port State.
There are 4 port states for supporting STP, and 3 port states for
supporting RSTP.
0: Disable
1: Enable
00: Forwarding State, The port transmits and receives packets
01: Disabled State/Discarding, The port will only forward the
10: Learning State, The port will only forward the packets that are
11: Blocking/Listening State, The port will only forward the packets
normally & learning is enabled.
packets that are to and from uP port (span packets) &
learning is disabled.
to and from uP port (span packets) & leaning is enabled.
that are to and from uP port (span packets) & learning is
disabled.
Description
DM8603
37