參數(shù)資料
型號: MDS212
廠商: Zarlink Semiconductor Inc.
英文描述: 12-Port 10/100Mbps Ethernet Switch
中文描述: 12端口10/100Mbps以太網(wǎng)交換機
文件頁數(shù): 76/111頁
文件大?。?/td> 1609K
代理商: MDS212
MDS212
Data Sheet
76
Zarlink Semiconductor Inc.
18.2.3.8 Reserve Register 1
Access
Address:
Non-Zero-Wait-State
h7B8
Direct-Access Write/Read
Must be set to “0X00010008”
18.2.3.9 Reserve Register 2
Access
Address:
Non-Zero-Wait-State
h7BC
Direct-Access
Write/Read
Must be set to “0X00010000”
18.2.4 Frame Control Buffers Management Register
18.2.4.1 FCBSL - FCB Queue
Access:
Address:
Non-Zero-Wait-State,
h740
Direct Access,
Write/Read
Bit [10:0]
Defines Max # of FCB Buffers
Size Range: 1 entry, to 1024 entries
Defines the time interval between scanning of FCB Buffers for
aged buffers
Aging Time = (Number of valid FCB Buffers* Aging Timer Base)
msec
Bit [17:11]
Aging Timer Base
18.2.4.2 FCBST - FCB QUEUE - Buffer Low Threshold
Access:
Address:
Non-Zero-Wait-State,
h744
Direct Access,
Write/Read
Bit [5:0]
Buf_Low_Th
Buffer Low Threshold – The number of frame control buffer
handles left in the Queue to be considered as running low and
trigger the interrupt to the CPU.
Bit [31:6]
Reserved
31
16
15
0
0x0001
0x0008
31
25
16
15
0
0x0001
0x0000
31
18
17
16
11
10
9
0
Aging Timer Base
Max # pf FCB Buffer
31
23
16
15
11
7
6
5
0
BLowTH
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MDS212CG 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:12-Port 10/100Mbps Ethernet Switch
MDS213 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:12-Port 10/100Mbps + 1Gbps Ethernet Switch
MDS213CG 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:12-Port 10/100Mbps + 1Gbps Ethernet Switch
MDS217 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC
MDS-21E09 制造商:ITT Interconnect Solutions 功能描述:BACKSHELL - Bulk