参数资料
型号: KS8993F
厂商: Micrel Inc
文件页数: 66/99页
文件大小: 0K
描述: IC CONV MED 10/100 3PORT 128PQFP
标准包装: 66
系列: *
类型: *
应用: *
安装类型: 表面贴装
封装/外壳: 128-BFQFP
供应商设备封装: 128-PQFP(14x20)
配用: KS8993F-EVAL-ND - EVAL KIT EXPERIMENTAL KS8993F
KS8993F
Micrel
August 26, 2004
Revision 1.0
- 69 -
Register 70 (0x46): Loop Back Result Counter for CRC Error
Bit
Name
R/W
Description
Default
7
CRC7
RO
0
6
CRC6
RO
0
5
CRC5
RO
0
4
CRC4
RO
0
3
CRC4
RO
0
2
CRC2
RO
0
1
CRC1
RO
0
CRC0
RO
Center side only
This counter is incremented when loop back packet has CRC error.
0000_0000 : No CRC error received
0000_0001 : 1 CRC error received
:
1111_1111 : 255 CRC errors received
This counter is cleared when 0x00h is written to reg. 0x44h.
0
Register 71 (0x47): Loop Back Result Counter for Timeout
Bit
Name
R/W
Description
Default
7
TO7
RO
0
6
TO6
RO
0
5
TO5
RO
0
4
TO4
RO
0
3
TO3
RO
0
2
TO2
RO
0
1
TO1
RO
0
TO0
RO
Center side only
This counter is incremented when loop back packet has timeout.
0000_0000 : No timeout occurred
0000_0001 : 1 timeout occurred
:
1111_1111 : 255 timeouts occurred
This counter is cleared when 0x00h is written to reg. 0x44h.
0
Register 72 (0x48): Loop Back Result Counter for Good Packet
Bit
Name
R/W
Description
Default
7
GO7
RO
0
6
GO6
RO
0
5
GO5
RO
0
4
GO4
RO
0
3
GO3
RO
0
2
GO2
RO
0
1
GO1
RO
0
GO0
RO
Center side only
This counter is incremented when loop back packet is returned good.
0000_0000 : No good packet
0000_0001 : 1 good packet
:
1111_1111 : 255 good packets
This counter is cleared when 0x00h is written to reg. 0x44h.
0
Register 73 (0x49): Additional Status (Center and Terminal side)
Bit
Name
R/W
Description
Default
7
Hard
Version 1
RO
0
6
Hard
Version 0
RO
Hard Version (bits [7:6])
1
5
Model
Version 1
RW
0
4
Model
Version 0
RW
Model Version (bits [5:4]):
00: 15km model
01: 40km model
others: Reserved
0
3
HMC Loop
Back
RO
1 = Center side receives “Loop Mode Stop Indication” frame from the
Terminal side. This bit is self-cleared after it is read.
0
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