KS8993F A5 Micrel Inc, KS8993F A5 Datasheet - Page 58

KS8993F A5

Manufacturer Part Number
KS8993F A5
Description
Manufacturer
Micrel Inc
Datasheet

Specifications of KS8993F A5

Number Of Primary Switch Ports
3
Internal Memory Buffer Size
32
Operating Supply Voltage (typ)
1.8/2.5/3.3V
Fiber Support
Yes
Integrated Led Drivers
Yes
Phy/transceiver Interface
MII/SNI
Power Supply Type
Analog/Digital
Package Type
PQFP
Data Rate (typ)
10/100Mbps
Vlan Support
Yes
Operating Temperature (max)
70C
Operating Temperature (min)
0C
Pin Count
128
Mounting
Surface Mount
Jtag Support
No
Operating Supply Voltage (max)
1.89/3.465V
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Not Compliant
KS8993F
Register 17 (0x11): Port 1 Control 1
Register 18 (0x12): Port 1 Control 2
August 26, 2004
1
0
Bit
7
6
5
4
3
2-0
Bit
7
6
Register 33 (0x21): Port 2 Control 1
Register 49 (0x31): Port 3 Control 1
Register 34 (0x22): Port 2 Control 2
Register 50 (0x32): Port 3 Control 2
Tag removal
Priority
Enable
Name
Sniffer port
Receive sniff
Transmit sniff
Double tag
Reserved
Port VLAN
membership
Name
Reserved
Ingress VLAN
filtering
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
= 1, when packets are output on the port, the switch will remove
= 0, disable tag removal
= 1, the port output queue is split into high and low priority
= 0, single output queue on the port. There is no priority
Description
= 1, Port is designated as sniffer port and will transmit packets
= 0, Port is a normal port
= 1, All the packets received on the port will be marked as
“sniffer port”
= 0, no receive monitoring
= 1, All the packets transmitted on the port will be marked as
= 0, no transmit monitoring
= 1, all packets will be tagged with port default tag of ingress port
= 0, do not double tagged on all packets
Define the port’s Port VLAN membership. Bit 2 stands for port 3,
bit 1 for port 2, and bit 0 for port 1. The Port can only
communicate within the membership. An ‘1’ includes a port in
the membership; an ‘0’ excludes a port from the membership.
Description
Reserved
= 1, the switch will discard packets whose VID port membership
differentiation even though packets are classified into high
or low priority.
802.1p/q tags from packets with 802.1p/q tags when
received. The switch will not modify packets received
without tags.
queues.
that are monitored.
“monitored packets” and forwarded to the designated
“monitored packets” and forwarded to the designated
“sniffer port”
regardless of the original packets are tagged or not
in VLAN table bits [18:16] does not include the ingress port.
- 58 -
Pin value
during reset:
P1_TAGRM (port 1),
P2_TAGRM (port 2),
P3_TAGRM (port 3)
Pin value
during reset:
P1_TXQ2 (port 1),
P2_TXQ2 (port 2),
P3_TXQ2 (port 3)
Default
0
0
0
0
0
Pin value
during reset:
For port 1,
For port 2,
For port 3,
Default
0
0
(PV13, PV12, 1)
(PV23, 1, PV21)
(1, PV32, PV31)
Revision 1.0
Micrel

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