参数资料
型号: ZL50418GKG2
厂商: CONEXANT SYSTEMS
元件分类: 网络接口
英文描述: DATACOM, LAN SWITCHING CIRCUIT, PBGA553
封装: 37.50 X 37.50 MM, 2.33 MM HEIGHT, LEAD FREE, MS-034, HSBGA-553
文件页数: 122/155页
文件大小: 1928K
代理商: ZL50418GKG2
ZL50418
Data Sheet
69
Zarlink Semiconductor Inc.
11.2
IEEE 802.3 HUB Management (RFC 1516)
11.2.1
Event Counters
11.2.1.1
Readablectet
Counts number of bytes (i.e. octets) contained in good valid frames received.
B[18]
B-l
Frames with Length Between 512-1023 Bytes
B[19]
B-u
Frames with Length Between 1024-1528 Bytes
B[20]
C-l
Fragments
B[21]
C-U1
Alignment Error
B[22]
C-U
Undersize Frames
B[23]
D-l
CRC
B[24]
D-u
Short Event
B[25]
E-l
Collision
B[26]
E-u
Drop
B[27]
F-l
Filtering Counter
B[28]
F-U1
Delay Exceed Discard Counter
B[29]
F-U
Late Collision
B[30]
Link Status Change
B[31]
Current link status
Notation: X-Y
X:
Address in the contain memory
Y:
Size and bits for the counter
d:
D Word counter
L:
24 bits counter bit[23:0]
U:
8 bits counter bit[31:24]
U1:
8 bits counter bit[23:16]
l:
16 bits counter bit[15:0]
u:
16 bits counter bit[31:16]
Frame size:
> 64 bytes,
< 1522 bytes if VLAN Tagged;
1518 bytes if not VLAN Tagged
No FCS (i.e. checksum) error
No collisions
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