DM9016
3-port switch with Processor Interface
6.49 Bandwidth Control Setting Register (67H)
Bit
7:4
Name
BSTH
Default
Description
PHE0,RW Broadcast Storm Threshold
0000: no broadcast storm control
0001: 8K packets/sec
0010: 16K packets/sec
0011: 64K packets/sec
0100: 5%
0101: 10%
0110: 20%
0111: 30%
1000: 40%
1001: 50%
1010: 60%
1011: 70%
1100: 80%
1101: 90%
111X: no broadcast storm control
3:0
BW CTRL PHE0,RW Received packet length counted. Bandwidth table below.
0000: none
0001: 64K
0010: 128K
0011: 256K
0100: 512K
0101: 1M
0110: 2M
0111: 4M
1000: 8M
1001: 16M
1010: 32M
1011: 48M
1100: 64M
1101: 72M
1110: 80M
1111: 88M
6.50 Per Port Block Unicast ports Control Register (68H)
Bit
7:4
3:0
Name
RESERVED PH0,RW Reserved
BLK_UP PH0,RW Ports of unicast packet be blocked
Default
Description
Description
Description
6.51 Per Port Block Multicast ports Control Register (69H)
Bit
7:4
3:0
Name
RESERVED PH0,RW Reserved
BLK_MP
Default
PH0,RW Ports of multicast packet be blocked
6.52 Per Port Block Broadcast ports Control Register (6AH)
Bit
7:4
3:0
Name
RESERVED PH0,RW Reserved
BLK_BP PH0,RW Ports of broadcast packet be blocked
Default
34
Preliminary datasheet
DM9016-13-DS-P01
March 26, 2009
DAVICOM [ DAVICOM SEMICONDUCTOR, INC. ]
