
PRELIMINARY
XRT86SH328
307
REV. P1.0.6
28-CHANNEL DS1/E1 FRAMER/LIU WITH DS3 MUX & VT-MAPPER - SONET APPLICATIONS
BIT7 -Unused:
BIT6 - VT Size ErroDefect Declared:
This READ-ONLY bit-field indicates whether or not the Receive VT-De-Mapper block is currently declaring the VT Size
Error defect condition. The Receive VT-De-Mapper block will declare the VT Size Error defect condition anytime it
receives a VT data-stream with V1 bytes that contains the incorrect VT-Size bit values, as depicted below.
`
0 - Indicates that the Receive VT-De-Mapper block is NOT currently declaring the VT Size Error Defect condition.
`
1 - Indicates that the Receive VT-De-Mapper block is currently declaring the VT Size Error Defect condition.
BIT 5 - LOP-V Defect Declared:
This READ-ONLY bit-field indicates whether or not the Receive VT-Mapper block is currently declaring the LOP-V
Defect condition.
`
0 - Indicates that the Receive VT-De-Mapper Block is currently NOT declaring the LOP-V Defect Condition.
`
1 - Indicates that the Receive VT-De-Mapper block is currently declaring the LOP-V Defect Condition
BIT 4 - Change in VT Label[2:0] Indicator:
This READ/WRITE 1 to CLEAR bit-field indicates whether or not the Receive VT-De-Mapper block has detected a
Change in VT Signal Label, since the last time the user read and cleared this register bit
0 - Indicates that the Receive VT-De-Mapper block has NOT detected a Change in VT Signal Label since the last time
the user read and cleared this register bit.
BIT[3:1] - VT Label Value[2:0]:
This READ-ONLY bit-field reflects the value of the most recently accepted (or validated) VT Signal Label value.
BIT 0 - AIS-V Defect Declared:
This READ-ONLY bit-field indicates whether or not the Receive VT-De- Mapper block is currently declaring the AIS-V
defect condition.
`
0 - Indicates that the Receive VT-De-Mapper Block is NOT currently declaring the AIS-V defect condition.
`
1 - Indicates that the Receive VT-De-Mapper Block is currently declaring the AIS-V defect condition.
T
ABLE
442: C
HANNEL
C
ONTROL
- VT-D
E
-M
APPER
B
LOCK
- E
NGRESS
D
IRECTION
- DS1/E1 D
ROP
C
ONTROL
R
EGISTER
- B
YTE
1 (A
DDRESS
= 0
X
ND46,
WHERE
N
RANGES
IN
VALUE
FROM
0
X
01
TO
0
X
1C)
BIT7
BIT6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Unused
VT Size
Error
Defect
Declared
LOP-V
Defect
Declared
Change in
VT Label
Value[2:0]
Indicator
VT Label Value[2:0]
AIS-V Defect
Declared
R/O
R/O
R/O
R/W1C
R/O
R/O
R/O
R/O
0
0
1
0
0
0
0
0
T
ABLE
443: C
HANNEL
C
ONTROL
- VT-D
E
-M
APPER
B
LOCK
- E
NGRESS
D
IRECTION
- DS1/E1 D
ROP
C
ONTROL
R
EGISTER
- B
YT
E
0 (A
DDRESS
= 0
X
ND47,
WHERE
N
RANGES
IN
VALUE
FROM
0
X
01
TO
0
X
1C)
BIT7
BIT6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
RFI-V Defect
Declared
RDI-V Defect
Declared
Force
DS1/E1 AIS
In Egress
Direction
DS1/E1 Cross Connect Channel Select_Egress Direction[4:0]
R/O
R/O
R/W
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0