DM8203
2-port switch with MII / RMII Interface
6.10 Per Port Control/Status Index Register (60H)
Bit
7:5
4:2
1:0
Name
reserved
reserved
INDEX
Default
PH0,RW reserved
0,RO
PH0,RW Port index for register 61h~84h
Write the port number to this register before write/read register 61h~84h.
Description
reserved
6.11 Per Port Control Data Register (61H)
Bit
7
6
Name
RESERVED
PARTI_EN
Default
Description
PE0,RW Reserved
PE0,RW Enable Partition Detection
5
NO_DIS_RX PE0,RW Not 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
PE0,RW Flow control in full duplex mode, or back pressure in half duplex mode
enable
0 – enable
1 – disable
3
2
1
0
BANDWIDTH PE0,RW Bandwidth Control
0: Control with Ingress and Egress separately, ref to Register 66h.
1: Control with Ingress or Egress, ref to Register 67h
PE0,RW Broadcast packet filter
BP_DIS
0 – accept broadcast packets
1 – reject broadcast packets
MP_DIS
PE0,RW Multicast packet filter
0 – accept multicast packets
1 – reject multicast packets
MP_STORM PE0,RW Broadcast Storm Control
0 – only broadcast packets storm are controlled
1 – Multicast packets also same as broadcast storm control.
18
Preliminary datasheet
DM8203-15-DS-P05
October 23, 2008
DAVICOM [ DAVICOM SEMICONDUCTOR, INC. ]
