參數(shù)資料
型號: KS8993FL
廠商: Micrel Inc
文件頁數(shù): 51/99頁
文件大?。?/td> 0K
描述: IC CONV MED 10/100 SGL 128PQFP
標準包裝: 66
系列: *
類型: *
應用: *
安裝類型: 表面貼裝
封裝/外殼: 128-BFQFP
供應商設備封裝: 128-PQFP(14x20)
包裝: 管件
配用: 576-1012-ND - BOARD EVAL EXPERIMENT KS8993F
KS8993F
Micrel
August 26, 2004
Revision 1.0
- 55 -
strap option.
Pull
down(0):
Enable
100Mbps
Pull up(1):
Enable
10Mbps
Note:
SMRXD1
has internal
pull down
3
Null VID
replacemen
t
R/W
= 1, will replace NULL VID with port VID(12 bits)
= 0, no replacement for NULL VID
0
2-0
Broadcast
storm
protection
rate
Bit [10:8]
R/W
This register along with the next register determines how many “64
byte blocks” of packet data allowed on an input port in a preset
period. The period is 50ms for 100BT or 500ms for 10BT. The
default is 1%.
000
Register 7 (0x07): Global Control 5
Bit
Name
R/W
Description
Default
7-0
Broadcast
storm
protection
rate
Bit [7:0]
R/W
This register along with the previous register determines how many
“64 byte blocks” of packet data are allowed on an input port in a
preset period. The period is 67ms for 100BT or 500ms for 10BT.
The default is 1%.
0x63
100BT Rate: 148,800 frames/sec * 67 ms/interval * 1% = 99 frames/interval (approx.) = 0x63
Register 8 (0x08): Global Control 6
Bit
Name
R/W
Description
Default
7-0
Factory
testing
R/W
Reserved
0x4E
Register 9 (0x09): Global Control 7
Bit
Name
R/W
Description
Default
7-0
Factory
testing
R/W
Reserved
0x24
Register 10 (0x0A): Global Control 8
Bit
Name
R/W
Description
Default
7-0
Factory
testing
R/W
Reserved
0x24
Register 11 (0x0B): Global Control 9
Bit
Name
R/W
Description
Default
7
Reserved
0
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