
Si5040
54 Rev. 1.3
Reset settings = 0000 0000
Reset settings = 0000 1111
Register 11. RxLosStatus
BitD7D6D5 D4 D3 D2D1D0
Name
sqmLOS dLOSlastTrigger dLOS aLOS LOS
Type
RRR R R RRR
Bit Name Function
7:5 Reserved Read returns zero.
4sqmLOSSignal Quality Monitor LOS.
When the internal signal quality monitor (Reg25) is less than the threshold in registers 26
and 27, this bit will be high. If a LOL (Reg9[4]) is high, this bit is forced to a 0.
3 dLOSlastTrigger Digital Loss of Signal Last Trigger.
Holds a zero or one depending on which bit caused the last digital LOS event.
2dLOSDigital Loss of Signal.
Digital LOS event status bit.
1aLOSAnalog Loss of Signal.
Analog LOS event status bit.
0LOSLoss of Signal.
Reflects the state of the RX_LOS pin (pin 3).
Register 12. aLosThresh
BitD7D6D5D4D3D2D1D0
Name
aLosThresh[7:0]
Type
R/W
Bit Name Function
7:0 aLosThresh[7:0] Analog Loss of Signal Threshold.
Lower 8 bits of the analog LOS threshold value in mVppd.
Note: Maximum analog LOS threshold is 400 mVppd.
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