RS8953 Conexant Systems, Inc., RS8953 Datasheet - Page 52

• Manufacturer Part Number: RS8953
• Description: High-bit-rate Digital Subscriber Line (hdsl) Channel unit
• Manufacturer: Conexant Systems, Inc.

3.0 Circuit Descriptions
3.5 HDSL Channel
3-20
Table 3-2. HDSL Frame Structure and Overhead Bit Allocation
HOH Bit #
17–20
21–22
27–30
31–32
37–40
41–42
1–14
15
16
23
24
25
26
33
34
35
36
43
44
45
46
47
48
49
50
eoc10–eoc13
sw1–sw14
eoc1–eoc4
eoc6–eoc9
crc1–crc2
crc3–crc4
crc5–crc6
Symbol
eoc5
rcbe
rega
losd
febe
rrbe
sq1
sq3
ps1
ps2
bpv
hrp
sq2
sq4
uib
uib
rta
rtr
Conexant
SYNC word
Loss of Signal
Far End Block Error
Embedded Operations Channel
Cyclic Redundancy Check
HTU-R Power Status
Power Status Bit 2
Bipolar Violation
Embedded Operations Channel
Embedded Operations Channel
Cyclic Redundancy Check
HDSL Repeater Present
Repeater Remote Block Error
Repeater Central Block Error
Repeater Alarm
Embedded Operations Channel
Cyclic Redundancy Check
Remote Terminal Alarm
Ready to Receive
Unspecified Indicator Bit
Unspecified Indicator Bit
Stuff Quat Sign
Stuff Quat Magnitude
Stuff Quat Sign
Stuff Quat Magnitude
Payload Blocks 13–24
Payload Blocks 25–36
Payload Blocks 37–48
Payload Blocks 1–12
Bit Name
RS8953B/8953SPB
HDSL Channel Unit
EOC[9]–EOC[12]
EOC[0]–EOC[3]
EOC[5]–EOC[8]
HOH Register
STUFF[0]
STUFF[1]
STUFF[2]
STUFF[3]
IND[10]
IND[11]
IND[12]
EOC[4]
IND[0]
IND[1]
IND[2]
IND[3]
IND[4]
IND[5]
IND[6]
IND[7]
IND[8]
IND[9]
N8953BDSB
Bit
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