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(jī)
文件頁數(shù): 86/111頁
文件大?。?/td> 1609K
代理商: MDS212
MDS212
Data Sheet
86
Zarlink Semiconductor Inc.
Bit [13]
Bit [14]
Queue Aging Enable
Flush Enable
TX queue aging function enable
When stack is full, enable flush procession
0 = disable
1 = enable
Full Duplex XON enable
0 = disable
1 = enable
Bit [15]
XON Enable
Bit [31:16]
Reserved
18.2.10.5 AMAR[1:0] - Multicast Address Reg. For MAC Control Frames
This 6-byte MAC Address is stored in two 32-bit registers
AMAR0 MAC Address Byte [3:0]
Address: h674
AMAR1 MAC Address Byte [5:4]
Address: h678
Access:
Non-Zero-Wait-State,
Direct Access,
Write/Read
18.2.10.6 AMCT - MAC Control Frame Type Code Register
Access:
Address:
Non-Zero-Wait-State, Direct Access, Write/Read
h67C
2-byte MAC Control Frame Type Code defined by IEEE 802.3X Full Duplex Flow Control Standard
18.2.10.7 ADAR [1:0] - Base MAC Address Registers
The 6-byte MAC Address is stored in two 32-bit registers
ADAR0
Address:
ADAR1
Address:
Access:
Non-Zero-Wait-State,
MAC Address Byte [3:0]
h600
MAC Address Byte [5:4]
h604
Direct Access,
Write/Read
These two registers define the base MAC address of the device.
Bit [3:0] of Byte 0 (MAC5) is always set to 0.
MAC address for each port is defined by
31
24 23
16 15
8 7
0
AMAR0
MAC 3
MAC 2
MAC 1
MAC 0
AMAR1
MAC 5
MAC 4
31
24
23
16
15
8
7
0
Frame Type
31
24
23
16
15
8
7
0
ADAR0
MAC 3
MAC 2
MAC 1
MAC 0
ADAR1
MAC5
MAC 4
XON Thd
_
offreeFCB
8
min.#
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