參數(shù)資料
型號: LXP710PE
元件分類: 通信及網(wǎng)絡(luò)
英文描述: Ultraframer DS3/E3/DS2/E2/DS1/E1/DS0
中文描述: Ultraframer DS3/E3/DS2/E2/DS1/E1/DS0
文件頁數(shù): 68/84頁
文件大?。?/td> 1108K
代理商: LXP710PE
LXP710
HDSL Framer/Mapper for 1168 kbps Applications
68
Datasheet
.
Table 114. HDSL Frame Structure for Two Pair Point-to-Point System
Time
Frame Bit #
HOH Bit #
Symbol
Description
Notes
0 ms
1:14
1:14
SW<1:14>
Sync word
Double barker code
15
15
losd
Loss of input signal at the far
end application interface
16
16
febe
Far end block error
17:1756
B01:B12
Payload block 1:12
HDSL payload including
Z
m1
:Z
m12
1757
17
eoc01
eoc address
1758
18
eoc02
eoc address
1759
19
eoc03
eoc data/opcode
1760
20
eoc04
eoc Odd/Even Byte
1761
21
crc1
Cyclic redundancy check
CRC-6
1762
22
crc2
Cyclic redundancy check
CRC-6
1763
23
ps1
NTU power status bit 1
NTU
LTU only
1764
24
ps2
NTU power status bit 2
NTU
LTU only
1765
25
bpv
Bipolar violation
1766
26
eoc05
eoc unspecified
1767:3506
B13:B24
Payload blocks 13:24
HDSL payload including
Z
m13
:Z
m24
3507
27
eoc06
eoc message bit 1
3508
28
eoc07
eoc message bit 2
3509
29
eoc08
eoc message bit 3
3510
30
eoc09
eoc message bit 4
3511
31
crc3
Cyclic redundancy check
CRC-6
3512
32
crc4
Cyclic redundancy check
CRC-6
3513
33
hrp
Regenerator present
LTU
REG
NTU
3514
34
rrbe
Regenerator remote block error
LTU
REG
NTU
3515
35
rcbe
Regenerator central block error
LTU
REG
NTU
3516
36
rega
Regenerator alarm
LTU
REG
NTU
3517:5256
B25:B36
Payload blocks 25:36
HDSL payload including
Z
m25
:Z
m36
5257
37
eoc10
eoc message bit 5
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