參數(shù)資料
型號: MVTX2604AG
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 網絡接口
英文描述: Managed 24-Port 10/100 Mb + 2 Port 1 Gb Ethernet Switch
中文描述: DATACOM, LAN SWITCHING CIRCUIT, PBGA553
封裝: 37.50 X 37.50 MM, 2.33 MM HEIGHT, MS-034, HSBGA-553
文件頁數(shù): 92/173頁
文件大?。?/td> 2097K
代理商: MVTX2604AG
MVTX2604
Data Sheet
94
Zarlink Semiconductor Inc.
14.10.8 TOSPMM – TOS Priority Map
I
2
C Address h0B1, CPU Address:h507
Accessed by CPU, serial interface and I
2
C (R/W)
Map TOS field in IP packet into eight level transmit priorities
14.10.9 TOSPMH – TOS Priority Map
I
2
C Address h0B2, CPU Address:h508
Accessed by CPU, serial interface and I
2
C (R/W)
Map TOS field in IP packet into eight level transmit priorities:
14.10.10 AVDM – VLAN Discard Map
I
2
C Address h0B3, CPU Address:h509
Accessed by CPU, serial interface and I
2
C (R/W)
Map VLAN priority into frame discard when low priority buffer usage is above threshold
7
6
4
3
1
0
TP5
TP4
TP3
TP2
Bit [0]:
Priority when the TOS field is 2
(Default 0)
Bit [3:1]:
Priority when the TOS field is 3
(Default 0)
Bit [6:4]:
Priority when the TOS field is 4
(Default 0)
Bit [7]:
Priority when the TOS field is 5
(Default 0)
7
5
4
2
1
0
TP7
TP6
TP5
Bit [1:0]:
Priority when the TOS field is 5
(Default 0)
Bit [4:2]:
Priority when the TOS field is 6
(Default 0)
Bit [7:5]:
Priority when the TOS field is 7
(Default 0)
7
6
5
4
3
2
1
0
FDV7
FDV6
FDV5
FDV4
FDV3
FDV2
FDV1
FDV0
Bit [0]:
Frame drop priority when VLAN Tag priority field is 0
(Default 0)
Bit [1]:
Frame drop priority when VLAN Tag priority field is 1
(Default 0)
Bit [2]:
Frame drop priority when VLAN Tag priority field is 2
(Default 0)
Bit [3]:
Frame drop priority when VLAN Tag priority field is 3
(Default 0)
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