Si5040
Register 4. RxintMask
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
refLOS
LOS
LOL
fifoErr
tpErrAlarm tpSyncLos
sqmAlarm
Type
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset settings = 0000 0000
Bit
7
6
5
4
3
2
1
0
Name
Reserved
refLOS
LOS
LOL
fifoErr
tpErrAlarm
tpSyncLos
sqmAlarm
Function
Read returns zero.
Reference Clock LOS Interrupt.
0 = Unmasked. Reference clock LOS generates an alarm on the Interrupt output pin (pin
16) if interrupts are enabled. (intEnable = 1)
1 = refLOS alarm is ignored.
Loss of Signal Interrupt.
0 = Unmasked. LOS generates an alarm on the Interrupt output (pin 16) if interrupts are
enabled. (intEnable = 1)
1 = LOS alarm is ignored.
Loss of Lock Interrupt.
0 = Unmasked. LOL generates an alarm on the Interrupt output (pin 16) if interrupts are
enabled. (intEnable = 1)
1 = LOL alarm is ignored.
Receiver FIFO Error Interrupt.
0 = Unmasked. fifoErr generates an alarm on the Interrupt output (pin 16) if interrupts are
enabled (intEnable = 1). Will always read back zero if FIFOAutoReset is active
(Reg28[1] = 1).
1 = fifoErr alarm is ignored.
Test Pattern Generator/Checker Alarm Interrupt.
0 = Unmasked. tpErrAlarm generates an alarm on the Interrupt output (pin 16) if inter-
rupts are enabled. (intEnable = 1)
1 = tpErrAlarm is ignored.
Test Pattern Checker Loss of Sync Interrupt.
0 = Unmasked. tpSyncLos generates an alarm on the Interrupt output (pin 16) if inter-
rupts are enabled. (initEnable = 1)
1 = tpSyncLos alarm is ignored.
Signal Quality Monitor Alarm Interrupt.
0 = Unmasked. sqmAlarm generates an alarm on the Interrupt output (pin 16) if inter-
rupts are enabled. (intEnable = 1)
1 = sqmAlarm is ignored.
Rev. 1.3
47
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