EVB9303 SMSC, EVB9303 Datasheet - Page 78

• Manufacturer Part Number: EVB9303
• Description: EVALUATION BOARD FOR LAN9303
• Manufacturer: SMSC

Specifications of EVB9303

• Main Purpose: Interface, Ethernet
• Embedded: No
• Utilized Ic / Part: LAN9303
• Primary Attributes: 3 Ports, 100BASE-TX/10BASE-T, Managed
• Secondary Attributes: Full Duplex and HP Auto-MDIX Support, 10BASE-T and 100BASE-TX
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 638-1095

Revision 1.4 (07-07-10)
Flow Priority =
ALR Priority
The ingress flow calculation is based on the packet type and the device configuration as shown in
Figure
6.8.
IP Precedence
Flow Priority =
Figure 6.8 Switch Engine Ingress Flow Priority Calculation
Y
Use Precedence
Small Form Factor Three Port 10/100 Managed Ethernet Switch with Single MII/RMII/Turbo MII
DIFFSERV[TOS]
Flow Priority =
N
DATASHEET
Get Flow Priority Done
78
Y
DIFFSERV[TC]
Packet is IPv4
Flow Priority =
N
N
Y
Y
Default Priority[Source
wait for ALR result
Packet is IPv4/v6
Get Flow Priority
from H ost & queue
Flow Priority =
calculation not
ALR Priority
DA Highest
Enable Bit
Use Tag &
Use Tag &
VL Higher
Packet is
Packet is
requested
& Use IP
Tagged
Tagged
Priority
Priority
Packet
Port]
N
Y
N
Y
N
N
N
SMSC LAN9303/LAN9303i
Y
N
Y
Y
Priority Regen[VLAN
Flow Priority =
Priority]
Datasheet