參數(shù)資料
型號: MDS213CG
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 網(wǎng)絡(luò)接口
英文描述: 12-Port 10/100Mbps + 1Gbps Ethernet Switch
中文描述: DATACOM, LAN SWITCHING CIRCUIT, PBGA456
封裝: 35 X 35 MM, 2.33 MM HEIGHT, MS-034, HSBGA-456
文件頁數(shù): 76/120頁
文件大?。?/td> 1678K
代理商: MDS213CG
MDS213
Data Sheet
76
Zarlink Semiconductor Inc.
18.2.3.4 Memory Read/Write Data Registers
Four 32-bit data registers share a common format
MWDR
Access: Zero-Wait-State,
Address: h790
MRDR
Memory Read Data Register
Access: Zero-Wait-State,
Address: h794
Memory Write Data Register
via FIFO,
Write only
Direct Access,
Read only
Byte Order depends on CPU types
Little Endian CPUs
Big Endian CPUs
18.2.3.5 VTBP - VLAN ID Table Base Pointer
Access: Non-Zero-Wait-State,
Direct Access,
Write/Read
Address:h798
Bit [5:0]
VIDB
VLAN ID Table Base, serves as [20:15] bits of address.
(VLAN ID Table is 32KB)
Bit [6]
Reserved
Bit [8:7]
VLMS
The size of VLAN MAC TableDefault=11
00= reserved
01=16K (for 64 VLANs)
10=32K (for 128 VLANs)11=64K (for 256 VLANs)
Bit [15:9]
VMACB
VLAN MAC Table Base, serves as [20:14] bit of address.
This table indicates the association of MAC address and VLAN
Bit [31:16]
Reserved
24 23
Byte [3]
0
31
Byte [2]
Byte [1]
Byte [0]
16 15
8 7
24 23
Byte [0]
0
31
Byte [1]
Byte [2]
Byte [3]
16 15
8 7
31
0
11 10 9 8 7 6 5
VMACB
17 16 15
VLAN ID BASE
VLMS
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