CN8223 Datasheet, PDF (121/161 Pages) Conexant Systems, Inc – ATM Transmitter/Receiver with UTOPIA Interface

CN8223
ATM Transmitter/Receiver with UTOPIA Interface
Table 3-17 lists status indications for all modes.
Table 3-17. Status Indications for All Modes
Bit
STS-1/STS-3
c/STM-1
Internal DS3
G.832 E3/E4
15 Line FEBE
0
0
Error
14 One-Sec.
Count
One-Second
Count
One-Second
Count
13 Signal Label
Mismatch
Invalid FEBE
Payload Type
Mismatch
12 Path FERF
Error
FEBE All 1s
MA FERF
11 Path FEBE
Error
PLCP FEBE
Error
MA FEBE
10 Summary BIP
Error
PLCP BIP
Error
EM BIP Error
9 Line FERF
PLCP Frame
x
Error
8 LOC
PLCP
LOC
Yellow/LOC
7 STS LOF 2–3 PLCP LOF 2–3 E3/E4 LOF 2–3
6 STS LOF
PLCP LOF
E3/E4 LOF
5 STS OOF
PLCP
OOF/LOC
E3/E4 OOF
4 Path Yellow
DS3 X-bit
x
Yellow
3 Path AIS
DS3 Idle Code
x
2 Line AIS
DS3 AIS
E3/E4 AIS
1 STS LOP
DS3 OOF
x
0 LOS (Input)
LOS (Input)
LOS (Input)
NOTE(S): “x” = Bit position is undefined and should be ignored.
3.0 Registers
3.7 Status Register Overview
Internal G.751
E3
0
Ext. Framer
(57 octet)
0
Ext. Framer
(53 octet)
0
One-Second
Count
Invalid FEBE
One-Second
Count
Invalid FEBE
One-Second
Count
Invalid FEBE
FEBE All 1s
FEBE All 1s
FEBE All 1s
PLCP FEBE Error PLCP FEBE Error
x
PLCP BIP Error PLCP BIP Error
x
PLCP Frame
Error
PLCP Yellow
PLCP Frame
Error
PLCP Yellow
x
LOC
PLCP LOF 2–3
PLCP LOF
PLCP OOF
PLCP LOF 2–3
PLCP LOF
PLCP OOF
x
x
LOC
E3 A-bit Yellow
x
x
x
E3 AIS
E3 OOF
LOS (Input)
x
x
x
LOS (Input)
x
x
x
LOS (Input)
100046C
Conexant
3-35