21 lines
663 B
Python
21 lines
663 B
Python
rsys = "SINSB01-RSYS"
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bpm = "SINLH02-DBPM210"
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phase_start = -175.0
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phase_stop = 180.0
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phase_step = 5.0
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rf_phase_setpoint = Channel(rsys + ":SET-VSUM-PHASE")
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rf_phase_readback = Channel(rsys + ":GET-VSUM-PHASE")
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rf_ampl_readback = Channel(rsys + ":GET-VSUM-AMPLT")
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x1 = Channel(bpm + ":X1")
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r = lscan(rf_phase_setpoint, [rf_phase_readback, rf_ampl_readback, x1], phase_start, phase_stop, phase_step, latency=0.5)
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plot(r.getReadable(2), xdata = r.getReadable(0), title = "phase scan")
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(amplitude, angular_frequency, phase, ok, maximum) = hfit(r.getReadable(2), xdata = r.getReadable(0))
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caput(rsys + ":SET-ON-CREST-VSUM-PHASE", maximum)
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set_return(r.print())
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