EVB9303 SMSC, EVB9303 Datasheet - Page 72

• 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)
The transmit queue priority is based on the packet type and device configuration as shown in
Figure 6.5
(SWE_GLOBAL_INGRSS_CFG)," on page 289
Resolved Priority =
ALR Priority
. Refer to
Figure 6.5 Switch Engine Transmit Queue Calculation
Resolved Priority =
IP Precedence
Section 13.4.3.16, "Switch Engine Global Ingress Configuration Register
Y
Use Precedence
Small Form Factor Three Port 10/100 Managed Ethernet Switch with Single MII/RMII/Turbo MII
Resolved Priority =
DATASHEET
DIFFSERV[TOS]
N
Traffic Class[Resolved Priority]
72
Get Queue Done
Queue =
for definitions of the configuration bits.
Y
Resolved Priority =
DIFFSERV[TC]
Packet is IPv4
N
N
Y
Y
Default Priority[Source
Resolved Priority =
wait for ALR result
Packet from Host
Packet is IPv4/v6
ALR Priority
DA Highest
Get Queue
Enable Bit
Use Tag &
Use Tag &
VL Higher
Packet is
Packet is
& Use IP
Tagged
Tagged
Priority
Priority
Port]
N
Y
N
Y
N
N
N
SMSC LAN9303/LAN9303i
Y
N
Y
Y
Priority Regen[VLAN
Resolved Priority =
Priority]
Datasheet