NEC UPD98413 User Manual page 154

(2) Interrupt causes
Table 4-10 lists all the interrupt causes of µPD98413.
Type
Section and line layer
defect and alarm
detection and
termination
CD pin input
activation
Pointer and path
layer defect and
alarm detection and
termination
154
CHAPTER 4 INTERFACES
Table 4-10. Interrupt Cases List
Event
Detection and termination of Loss Of Signal (LOS)
Detection and termination of Out Of Frame (OOF)
Detection and termination of Loss Of Frame (LOF)
Detection and termination of Section TIM
Detection and termination of Section TIU
Reception of Line AIS
Reception of Line RDI
Detection and termination of PSBF
Detection and termination of SF
Detection and termination of SD
Detection of the B1 error
Detection of the B2 error
Detection of the B1 counter overflow
Detection of the B2 counter overflow
Reception of Line REI
Detection of the Line REI counter overflow
Reception of APS (Automatic Protection Signal)
Storing J0 message has been completed.
Detection and termination of high level of CD pin input.
Detection and termination of Loss Of Pointer (LOP)
Reception of Path AIS
Reception of one-bit Path RDI
Reception of Enhanced Path RDI Payload detect
Reception of Enhanced Path RDI Connectivity detect
Reception of Enhanced Path RDI Server detect
Detection and termination of Path PLM
Detection and termination of Path UNEQ
Detection and termination of Path PLU
Detection and termination of Path TIU
Detection and termination of Path TIM
Detection of the B3 error
Detection of the B3 counter overflow
Reception of Path REI
Detection of the Path REI counter overflow
Storing J1 message has been completed.
PRELIMINARY
(1/2)
Register
DSLER
TSLER
DSLER
TSLER
DPPER
TPPER
NEC confidential and Proprietary