LAN9312-NU Standard Microsystems (SMSC), LAN9312-NU Datasheet - Page 387

• Manufacturer Part Number: LAN9312-NU
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LAN9312-NU

• Number Of Primary Switch Ports: 2
• Operating Supply Voltage (typ): 3.3V
• Fiber Support: No
• Phy/transceiver Interface: MII
• Power Supply Type: Analog
• 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): 3.6V
• Operating Supply Voltage (min): 3V
• Operating Temperature Classification: Commercial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Compliant

High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9312
14.5.3.20
31:16
15:14
13:12
11:10
BITS
9:8
7:6
5:4
3:2
1:0
RESERVED
Priority 7 traffic Class
These bits specify the egress queue that is used for packets with a priority
of 7.
Priority 6 traffic Class
These bits specify the egress queue that is used for packets with a priority
of 6.
Priority 5 traffic Class
These bits specify the egress queue that is used for packets with a priority
of 5.
Priority 4 traffic Class
These bits specify the egress queue that is used for packets with a priority
of 4.
Priority 3 traffic Class
These bits specify the egress queue that is used for packets with a priority
of 3.
Priority 2 traffic Class
These bits specify the egress queue that is used for packets with a priority
of 2.
Priority 1 traffic Class
These bits specify the egress queue that is used for packets with a priority
of 1.
Priority 0 traffic Class
These bits specify the egress queue that is used for packets with a priority
of 0.
Switch Engine Priority to Queue Register (SWE_PRI_TO_QUE)
This register specifies the Traffic Class table that maps the packet priority into the egress queues.
Register #:
1845h
DESCRIPTION
DATASHEET
387
Size:
32 bits
TYPE
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
RO
Revision 1.7 (06-29-10)
DEFAULT
11b
11b
10b
10b
01b
00b
00b
01b
-