88 lines
3.3 KiB
Python
88 lines
3.3 KiB
Python
import ch.psi.pshell.epics.ChannelDouble as ChannelDouble
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dry_run = False
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do_elog = True
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base_name = "SINEG01-DICT009" # SINEG01-DICT009 S10DI01-DICT113 SARMA01-DICT482 SARBD01-DICT599
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dev_name = "SINEG01-DICT215" # SINEG01-DICT215 S10DI01-DICT025 SARMA01-DICT090 SARBD01-DICT030
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run("CPython/wrapper")
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if dry_run:
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t = ChannelDouble("fine delay (ns)", "SINEG01-DICT215:Pul1-Delay-SP-SIM")
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q = ChannelDouble("charge (pC)", "SINEG01-DICT215:AL1-ICT-CHARGE-SIM")
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V = ChannelDouble("DC output (V)", "SINEG01-DICT215:AL1-ICT-VOLTAGE-SIM")
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else:
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t = ChannelDouble("fine delay (ns)", base_name + "-EVR0:UnivDlyModule0-Delay0-SP")
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q = ChannelDouble("charge (pC)", dev_name + ":B1_CHARGE")
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V = ChannelDouble("DC output (V)", dev_name + ":B1_VOLTAGE")
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t.initialize()
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q.initialize()
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V.initialize()
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t0 = t.read()
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start = 2.2
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stop = 7.0
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step = 0.1
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nb = 10
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lat = 0.150
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plt = plot(None, title="Output")[0]
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plt.clear()
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plt.removeMarker(None)
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plt.setStyle(plt.Style.ErrorY)
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plt.addSeries(LinePlotErrorSeries("Charge", Color.red))
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plt.addSeries(LinePlotErrorSeries("DC output", Color.yellow, 2))
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plt.getAxis(plt.AxisId.X).setLabel("Fine delay (ns)")
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plt.getAxis(plt.AxisId.Y).setLabel("Charge (pC)")
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plt.getAxis(plt.AxisId.Y2).setLabel("DC output (V)")
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plt.setLegendVisible(True)
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def plot_point(record, scan):
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global plt
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q_mean, q_stdev = record.values[0].mean, record.values[0].stdev
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V_mean, V_stdev = record.values[1].mean, record.values[1].stdev
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plt.getSeries(0).appendData(record.positions[0], q_mean, q_stdev)
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plt.getSeries(1).appendData(record.positions[0], V_mean, V_stdev)
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try:
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q_averager = create_averager(q, nb, lat)
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V_averager = create_averager(V, nb, lat)
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V_averager.monitored=True
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r = lscan(t, (q_averager, V_averager), start, stop, step, latency=lat, after_read = plot_point)
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delay = r.getPositions(0)
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charge = [val.mean for val in r.getReadable(0)]
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chargerms = [val.stdev for val in r.getReadable(0)]
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volt = [val.mean for val in r.getReadable(1)]
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voltrms = [val.stdev for val in r.getReadable(1)]
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finally:
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t.write(t0)
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t.close()
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q.close()
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V.close()
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try:
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i_max = charge.index(max(charge))
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min_i, max_i = max(i_max-30, 0), min(i_max+31, len(charge))
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(delay_max, charge_max, delay_fit, charge_fit) = extremum(delay[min_i:max_i], charge[min_i:max_i])
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print delay_max, charge_max
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except:
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raise Exception("Fit failure")
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#update plot
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plt.addSeries(LinePlotErrorSeries("Charge Fit", plt.getSeries(0).color))
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plt.getSeries(2).setData(delay_fit, charge_fit)
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plt.getSeries(2).setPointsVisible(False)
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plt.addMarker(delay_max, plt.AxisId.X, "%3.2f" % delay_max, plt.getSeries(0).color)
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#Elog entry
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if do_elog:
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if get_option("Generated data file:\n" + get_exec_pars().path +"\n\n" + "Save to ELOG?", "YesNo") == "Yes":
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log_msg = "Data file: " + get_exec_pars().path + "\n\n"
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log_msg = log_msg + "delay_max: %8.3f" % delay_max + " ns \n"
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log_msg = log_msg + "charge_max: %8.3f" % charge_max + " pC \n"
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sleep(0.1) #Give some time to plot to be finished - it is not sync with acquisition
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file_name = os.path.abspath(get_context().setup.getContextPath() + "/ICT_timing_fine_Plot.png")
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plt.saveSnapshot(file_name , "png")
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elog("ICT timing scan fine", log_msg, [file_name,])
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