KSZ8842-PMBL Micrel Inc, KSZ8842-PMBL Datasheet - Page 61

• Manufacturer Part Number: KSZ8842-PMBL
• Description: 2-Port Ethernet Switch/Repeater + 32-bit/33MHz PCI Bus Interface ( )
• Manufacturer: Micrel Inc

Specifications of KSZ8842-PMBL

• Controller Type: Ethernet Switch Controller
• Interface: PCI
• Voltage - Supply: 3.1 V ~ 3.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LFBGA
• Number Of Primary Switch Ports: 2
• Internal Memory Buffer Size: 32
• Operating Supply Voltage (typ): 3.3V
• Fiber Support: Yes
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII
• Power Supply Type: Analog/Digital
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 3.5V
• Operating Supply Voltage (min): 3.1V
• Operating Temperature Classification: Commercial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 576-1636 - BOARD EVALUATION KSZ8842-PMQL
• Current - Supply: -
• Lead Free Status / RoHS Status: Supplier Unconfirmed, Lead free / RoHS Compliant
• Other names: 576-3089

Micrel, Inc.
TOS Priority Control Register 5 (Offset 0x488): TOSR5
This register contains the TOS priority control for the switch function.
October 2007
11:10
15:14
13:12
11:10
Bit
9:8
7:6
5:4
3:2
1:0
Bit
9:8
7:6
5:4
3:2
1:0
Default
Default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W
R/W
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
Description
DSCP[59:58]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x74.
DSCP[57:56]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x70.
DSCP[55:54]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x6C.
DSCP[53:52]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x68.
DSCP[51:50]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x64.
DSCP[49:48]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x60.
Description
DSCP[79:78]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x9C.
DSCP[77:76]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x98.
DSCP[75:74]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x94.
DSCP[73:72]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x90.
DSCP[71:70]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x8C.
DSCP[69:68]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x88.
DSCP[67:66]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x84.
DSCP[65:64]
The value in this field is used as the frame’s priority when bits [7:2] of it IP
TOS/DiffServ/Traffic Class value is 0x80.
61
KSZ8842-PMQL/PMBL
M9999-100207-1.5