参数资料
型号: KSZ8842-PMQL-EVAL
厂商: Micrel Inc
文件页数: 77/119页
文件大小: 0K
描述: BOARD EVALUATION KSZ8842-PMQL
标准包装: 1
主要目的: 接口,以太网控制器(PHY 和 MAC)
嵌入式:
已用 IC / 零件: KSZ8842-PMQL
主要属性: 2 个端口,100BASE-TX/10BASE-T
次要属性: 8/16 位接口,LinkMD 线缆诊断
已供物品:
产品目录页面: 1114 (CN2011-ZH PDF)
相关产品: 576-3348-ND - IC ETHERNET SW 2PORT 100-LFBGA
576-3089-ND - IC ETHERNT SW 2PORT PCI 100LFBGA
576-2121-ND - IC ETHERNET SW 2PORT PCI 128PQFP
576-1513-5-ND - IC SWITCH 10/100 32BIT 128-PQFP
其它名称: 576-1636
Micrel, Inc.
KSZ8842-PMQL/PMBL
October 2007
60
M9999-100207-1.5
Bit
Default
R/W
Description
5:4
0
RW
DSCP[21:20]
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 0x28.
3:2
0
RW
DSCP[19:18]
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 0x24.
1:0
0
RW
DSCP[17:16]
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 0x20.
TOS Priority Control Register 3 (Offset 0x484): TOSR3
This register contains the TOS priority control for the switch function.
Bit
Default
R/W
Description
15:14
0
RW
DSCP[47:46]
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 0x5C.
13:12
0
RW
DSCP[45:44]
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 0x58.
11:10
0
RW
DSCP[43:42]
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 0x54.
9:8
0
RW
DSCP[41:40]
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 0x50.
7:6
0
RW
DSCP[39:38]
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 0x4C.
5:4
0
RW
DSCP[37:36]
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 0x48.
3:2
0
RW
DSCP[35:34]
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 0x44.
1:0
0
RW
DSCP[33:32]
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 0x40.
TOS Priority Control Register 4 (Offset 0x486): TOSR4
This register contains the TOS priority control for the switch function.
Bit
Default
R/W
Description
15:14
0
RW
DSCP[63:62]
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 0x7C.
13:12
0
RW
DSCP[61:60]
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 0x78.
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