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XRT72L71
DS3 ATM UNI/CLEAR CHANNEL FRAMER
REV. 1.1.0
55
TABLE 18: RX DS3 INTERRUPT STATUS REGISTER
REGISTER 17
RX DS3 INTERRUPT STATUS REGISTER
HEX ADDRESS: 0X11
BIT
FUNCTION
TYPE
DEFAULT
DESCRIPTION-OPERATION
7
CP bit Error Interrupt Sta-
tus
RUR
0
0: No CP-bit errors have been detected since the last read of this register.
1: Indicates that at least one CP-bit error was detected since the last time
this register was read.
6
LOS Interrupt Status
RUR
0
0: LOS condition has NOT changed since the last read of this register.
1: LOS condition has changed since the last read of this register.
5
AIS Interrupt Status
RUR
0: AIS condition has NOT changed since the last read of this register.
1: AIS condition has changed since the last read of this register.
4
Idle Interrupt Status
RUR
0
0: Idle Condition has NOT changed since the last read of this register.
1: Idle Condition has changed since the last read of this register.
3
FERF Interrupt Status
RUR
0
0: FERF Condition has NOT changed since the last read of this register.
1: FERF Condition has changed since the last read of this register.
2
AIC Interrupt Status
RUR
0
0: AIC State has NOT changed since the last read of this register.
1: Validated AIC has changed since the last read of this register.
1
OOF Interrupt Status
RUR
0
0: OOF condition has NOT changed since the last read of this register.
1: OOF status has changed since the last read of this register.
0
P-Bit Error Interrupt Status
RUR
0
0: No P-bit Errors have been detected since the last read of this register.
1: Indicates that at least one P-bit error was detected since the last time this
register was read.
TABLE 19: RX DS3 FEAC REGISTER
REGISTER 18
RX DS3 FEAC REGISTER
HEX ADDRESS: 0X12
BIT
FUNCTION
TYPE
DEFAULT
DESCRIPTION-OPERATION
7Unused
RO
0
6
Rx FEAC(0)
RO
1
RxFEAC[5:0] contains the most recently validated receive FEAC code word.
NOTE: These bit-fields are only active if the XRT72L71 is configured to sup-
port the “C-bit Parity” Framing Forma
5
RxFEAC(1)
RO
1
4
RxFEAC(2)
RO
1
3
RxFEAC(3)
RO
1
2
RxFEAC(4)
RO
1
RxFEAC(5)
RO
1
0Unused
RO
0