MDS213 Datasheet, PDF (88/120 Pages) Zarlink Semiconductor Inc – 12-Port 10/100Mbps + 1Gbps Ethernet Switch

MDS213
18.2.10.2 AFCRID0 - Flow Control RAM Input Data 0
Access: Non-Zero-Wait-State,
Direct Access, Write only
Address: h660
31
Content of Input Flow Control Frame[31:0]
Data Sheet
0
Bit [31:0] Content of flow control frame [31:0],
Flow Control Frame has 64 bytes and is defined by IEEE
18.2.10.3 AFCRID1 - Flow Control RAM Input Data 1
Access: Non-Zero-Wait-State,
Direct Access, Write only
Address: h664
31
0
Content of Input Flow Control Frame[63:32]
Bit [31:0] Content of flow control frame [63:32]
18.2.10.4 AFCR - Flow Control Register
Access: Non-Zero-Wait-State,
Direct Access, Write/Read
Address: h670
31
16 15 14 13 12 10 9
0
XN ^F AE XON_Th
**_**
E
d
Bit [9:0] Reserved
Bit [12:10] XON_ThdDefines the minimum # of free Frame Buffers before transmitting XON flow control frame.
Bit [13]
Bit [14]
Queue Aging Enable
Flush Enable
Bit [15] XON Enable
Bit [31:16] Reserved
TX queue aging function enable
When stack is full, enable flush procession
0 = disable 1 = enable
Full Duplex XON enable
0 = disable 1 = enable
88
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