L-ET4148-50C-DB LSI, L-ET4148-50C-DB Datasheet - Page 218

• Manufacturer Part Number: L-ET4148-50C-DB
• Manufacturer: LSI

Specifications of L-ET4148-50C-DB

• Lead Free Status / RoHS Status: Supplier Unconfirmed

1,600
1,604
ET4148-50
Single-Chip 48 x 1 Gbit/s + 2 x 10 Gbits/s Layer 2+ Ethernet Switch
Appendix A: Registers
Rx_Length_Histogram
Description: Statistics counters.
Table 303. Rx_Length_Histogram Register Parameters
Table 304. Rx_Length_Histogram Field Parameters
218
Base Address
Register Size
Register Instances
Register Spacing
Record Size
Record Instances
Record Spacing
rx_64_byte_packets[21:0]
rx_65_127_byte_packets[21:0]
rx_128_255_byte_packets[21:0]
12
16
20
24
28
0
4
8
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
0
1
Parameter
2
Field Name
3
4
5
6
7
Figure 232. Rx_Length_Histogram Register Diagram
(continued)
8
9
0x0004_4000
10
Value
11
2000
2000
NA
NA
Agere Systems - Proprietary
1
1
Instances = 50
Instances = 50
Instances = 50
12
Offset = 0.10
Spacing = 32
Offset = 4.10
Spacing = 32
Offset = 8.10
Spacing = 32
Mode = R/W
Mode = R/W
Mode = R/W
Parameters
13
14
15
16
rx_1024_1518_byte_packets[21:0]
rx_1519_1522_byte_packets[21:0]
rx_512_1023_byte_packets[21:0]
rx_128_255_byte_packets[21:0]
rx_256_511_byte_packets[21:0]
17
rx_65_127_byte_packets[21:0]
rx_oversized_packets[21:0]
rx_64_byte_packets[21:0]
rx_jumbo_packets[21:0]
18
rx_runt_packets[21:0]
Packets of all types received without errors
whose overall length is 64 bytes.
Packets of all types received without errors
whose overall length is from 65 to 127 bytes.
Packets of all types received without errors
whose overall length is from 128 to 255 bytes.
19
20
21
22
23
8
Description
24
7
Preliminary Data Sheet
25
6
26
5
27
4
Agere Systems Inc.
28
3
29
2
April 2006
30
1
31
0