參數(shù)資料
型號(hào): KSZ8995FQ
廠商: Micrel Inc
文件頁(yè)數(shù): 50/89頁(yè)
文件大?。?/td> 0K
描述: IC SWITCH 10/100 5PORT 128-PQFP
標(biāo)準(zhǔn)包裝: 66
系列: *
產(chǎn)品目錄頁(yè)面: 1081 (CN2011-ZH PDF)
配用: 576-3872-ND - BOARD EVALUATION FOR KSZ8995FQ
其它名稱(chēng): 576-3077
Micrel, Inc.
KS8995MA/FQ
October 2011
54
M9999-102611-3.0
Port Registers (Continued)
Address
Name
Description
Mode
Default
Register 17 (0x11): Port 1 Control 1
Register 33 (0x21): Port 2 Control 1
Register 49 (0x31): Port 3 Control 1
Register 65 (0x41): Port 4 Control 1
Register 81 (0x51): Port 5 Control 1
7
Sniffer Port
1, port is designated as sniffer port and will transmit packets that
are monitored.
0, port is a normal port.
R/W
0
6
Receive Sniff
1, all the packets received on the port will be marked as
“monitored packets” and forwarded to the designated “sniffer
port.”
0, no receive monitoring.
R/W
0
5
Transmit Sniff
1, all the packets transmitted on the port will be marked as
“monitored packets” and forwarded to the designated “sniffer
port.”
0, no transmit monitoring.
R/W
0
4
0
Port VLAN Membership
Define the port’s Port VLAN membership. Bit 4 stands for port 5,
bit 3 for port 4...bit 0 for port 1. The port can only communicate
within the membership. A ‘1’ includes a port in the membership, a
‘0’ excludes a port from membership.
R/W
0x1f
Register 18 (0x12): Port 1 Control 2
Register 34 (0x22): Port 2 Control 2
Register 50 (0x32): Port 3 Control 2
Register 66 (0x42): Port 4 Control 2
Register 82 (0x52): Port 5 Control 2
7
Reserved
0x0
6
Ingress VLAN Filtering.
1, the switch will discard packates whose VID port membership in
VLAN table bit[20:16] does not include the ingress port.
0, no ingress VLAN filtering.
R/W
0
5
Discard Non-PVID
packets
1, the switch will discard packets whose VID does not match
ingress port default VID.
0, no packets will be discarded.
R/W
0
4
Force Flow Control
1, will always enable Rx and Tx flow control on the port,
regardless of AN result.
0, the flow control is enabled based on AN result.
R/W
0
For port 4
only, there is
a special
configuration
pin to set the
default, Pin
PCOL strap
option. Pull-
down (0): No
force flow
control. Pull-
up (1): Force
flow control.
Note: PCOL
has internal
pull-down
.
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