
XRT86SH221
PRELIMINARY
281
SDH-TO-PDH FRAMER/MAPPER WITH INTEGRATED 21-CHANNEL E1 SH LIU
REV. P1.0.5
BIT 7 - VT Size Error Interrupt Enable:
This READ/WRITE bit-field permits the user to either enable or disable the "VT Size Error" Interrupt. If the user enables
this interrupt, then the "VT-De-Mapper" block will generate this interrupt anytime it declares the "VT Size Error" defect
condition.
0 - Disables the "VT Size Error" Interrupt.
1 - Enables the "VT Size Error" Interrupt.
BIT 6 - Change of LOP-V Defect Condition Interrupt Enable:
This READ/WRITE bit-field permits the user to either enable or disable the "Change of LOP-V Defect Condition"
Interrupt. If the user enables this interrupt, then the "VT-De-Mapper" block will generate this interrupt in response to
either of the following conditions.
Whenever it declares the LOP-V Defect Condition.
Whenever it clears the LOP-V Defect condition.
0 - Disables the "Change of LOP-V Defect Condition" Interrupt.
1 - Enables the "Change of LOP-V Defect Condition" Interrupt.
BIT 5 - Change of RFI-V Defect Condition Interrupt Enable:
This READ/WRITE bit-field permits the user to either enable or disable the "Change of RFI-V Defect Condition"
Interrupt. If the user enables this interrupt, then the "VT-De-Mapper" block will generate this interrupt in response to
either of the following conditions.
Whenever it declares the RFI-V Defect Condition.
Whenever it clears the RFI-V Defect condition.
0 - Disables the "Change of RFI-V Defect Condition" Interrupt.
1 - Enables the "Change of RFI-V Defect Condition" Interrupt.
BIT 4 - Change of RDI-V Defect Condition Interrupt Enable:
This READ/WRITE bit-field permits the user to either enable or disable the "Change of RDI-V Defect Condition"
Interrupt. If the user enables this interrupt, then the "VT-De-Mapper" block will generate this interrupt in response to
either of the following conditions.
Whenever it declares the RDI-V Defect Condition.
Whenever it clears the RDI-V Defect condition.
0 - Disables the "Change of RDI-V Defect Condition" Interrupt.
1 - Enables the "Change of RDI-V Defect Condition" Interrupt.
T
ABLE
254: C
HANNEL
C
ONTROL
- VT-D
E
-M
APPER
I
NTERRUPT
E
NABLE
R
EGISTER
1 (VTDIER1 = 0
X
ND69)
B
IT
7
B
IT
6
B
IT
5
B
IT
4
B
IT
3
B
IT
2
B
IT
1
B
IT
0
VT Size
Error
Interrupt
Enable
Change of
LOP-V
Defect
Condition
Interrupt
Enable
Change of
RFI-V Defect
Condition
Interrupt
Enable
Change of
RDI-V Defect
Condition
Interrupt
Enable
Change of
AIS-V
Failure
Condition
Interrupt
Enable
Change of
AIS-V Defect
Condition
Interrupt
Enable
Change of
VT Label
Interrupt
Enable
Change of
E1 AIS
Defect
Condition
Interrupt
Enable
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0