XRT79L71_1 Datasheet, PDF (209/434 Pages) Exar Corporation – 1-CHANNEL DS3/E3 ATM UNI/PPP/CLEAR-CHANNEL FRAMER IC -

REV. 1.0.0
XRT79L71
1-CHANNEL DS3/E3 ATM UNI/PPP/CLEAR-CHANNEL FRAMER IC - REGISTER/MAP DESCRIPTION
BIT NUMBER
NAME
7-2
Unused
1
Change in PLCP OOF
Defect Condition Inter-
rupt Enable
0
Change in PLCP LOF
Defect Condition Inter-
rupt
TYPE
R/O
R/W
R/O
DESCRIPTION
Change in PLCP OOF (Out of Frame) Defect Condition Inter-
rupt Enable:
This READ/WRITE bit-field permits the user to either enable or
disable the Change in PLCP OOF Defect Condition Interrupt
within the XRT79L71. If the user enables this particular inter-
rupt, then the XRT79L71 will generate this interrupt, anytime any
of the following conditions are met.
a. Whenever the Receive PLCP Processor block declares
the PLCP OOF defect condition.
b. Whenever the Receive PLCP Processor block clears the
PLCP OOF defect condition.
The user can enable or disable the Change in PLCP OOF Defect
Condition Interrupt, as described below.
0 - Disables the Change in PLCP OOF Defect Condition Inter-
rupt.
1 - Enables the Change in PLCP OOF Defect Condition Inter-
rupt.
NOTE: This bit-field is ONLY ACTIVE if the XRT79L71 has been
configured to operate in BOTH the ATM UNI and the
PLCP Modes.
Change in PLCP LOF (Loss of Frame) Defect Condition
Interrupt Enable:
This READ/WRITE bit-field permits the user to either enable or
disable the Change in PLCP LOF Defect Condition Interrupt
within the XRT79L71. If the user enables this particular inter-
rupt, then the XRT79L71 will generate this interrupt, anytime any
of the following conditions are met.
a. Whenever the Receive PLCP Processor block declares
the PLCP LOF defect condition.
b. Whenever the Receive PLCP Processor block clears the
PLCP LOF defect condition.
The user can enable or disable the Change in PLCP LOF Defect
Condition Interrupt, as described below.
0 - Disables the Change in PLCP LOF Defect Condition Inter-
rupt.
1 - Enables the Change in PLCP LOF Defect Condition Interrupt.
NOTE: This bit-field is ONLY ACTIVE if the XRT79L71 has been
configured to operate in BOTH the ATM UNI and the
PLCP Modes.
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