Exfo FTB -5240S/5240BP Optical Spectrum Analyzer Manual de usuario Pagina 607

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SCPI Command Reference
OSA 601
Examples on Using the SCPI Commands
Performing an Averaging Acquisition for InBand
Noise Analysis
Command Sequence Comments
<Add commands to configure analysis
parameters>
SENS:CORR:OFFS:MAGN 0.0 DB Disable power offset.
SENS:WAV:OFFS -0.127 NM Set wavelength offset.
SENS:WAV:STAR 1525.000 NM Set sweep spectral range: 1525.000 nm to
1570.000 nm.
SENS:WAV:STOP 1570.000 NM ""
SENS:AVER:STAT ON Enable trace averaging.
SENS:AVER:TYPE PMMH Select specific trace averaging for InBand noise
measurement.
SENS:AVER:COUN 300 Set the number of sweep to average at 300.
TRIG:SEQ:SOUR IMM Set sweep trigger event source to immediate.
STAT? Test instrument state is idle. Poll STAT? until the
returned state is READY.
INIT:IMM Start sweep acquisition.
STAT:OPER:BIT8:COND? Wait for the acquisition to be completed. Poll
bit 8 until the returned value is 0.
<Add commands to retrieve analysis
results>
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