Datacom Systems D56 Spezifikationen Seite 76

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Si5040
76 Rev. 1.3
Reset settings = 0000 0000
Reset settings = 0010 0010
Register 109. sqmLOLThresh
BitD7D6D5D4D3D2D1D0
Name Reserved sqmLOLThresh[13:9]
Type R/W R/W
Bit Name Function
7:5 Reserved Reserved. Should be written to 101b.
4:0 sqmLOLThresh[13:9] SQM LOL Threshold.
Bit [13:9] of sqmLOL Threshold setting; value is unsigned integer value.
RxLOL is asserted when jitter measure exceeds value in sqmLOLThresh[13:0]
and is deasserted when jitter measure is below the threshold. Refer to Section
5.8.1 for more information about this register.
Register 131. TxChipConfig2
BitD7D6D5D4D3D2D1D0
Name Reserved TxPdn
Type R
R/W
RR/W
Bit Name Function
7 Reserved Read returns zero.
6:1 Reserved Do not change; must only write 010001 to these bits.
0TxPdnTransmitter Power Down.
0 = Normal operation.
1 = Transmitter powered down.
A hard recal must be performed to calibrate all circuits (TX hardRecal at Register 136, Bit
3) when the transmitter is returned to normal operation after a power down.
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