128 lines
3.3 KiB
Python
Executable File
128 lines
3.3 KiB
Python
Executable File
import os
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import traceback
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import thread
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import time
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import datetime
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#ID settings
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#Set PGM ID2
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caput ("X11PHS-E:OPT","PGM+ID2")
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#set ID2 to C+
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OFFSETp = -1.9
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OFFSETm = -1.9
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caput(OTF_MODE2,2)
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caput(OTF_OFF2,OFFSETp)
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E1 = 779.3 # Edge
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#E2 = 770 #preedge
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# Voltage/magnetic field setting
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Max = 10.0;
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Min=-Max;
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No_of_steps = 20;
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step_size = float(Max/No_of_steps);
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Noavg = 3;
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N_loops = 2;
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print "step_size = ", step_size
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print "step_size = ", step_size
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loops=frange(0,N_loops,1);
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forward=frange(Min,Max,step_size);
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reverse=frange(Max,Min,-step_size);
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#print "forward = ", forward
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os.chdir("/sls/X11MA/data/X11MA/beamtime_december/")
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#forward loop
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open_vg13()
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#for i in range(0,No_of_steps):
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# B = -Max + 2*i*dB;
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# print "Setting field = ", B
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# caput("X11MA-XMCD:I-SETraw",B)
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print "Setting energy = ", E1
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caput(OTF_ESET, E1)
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wait_channel(OTF_DONE, 1, type = 'i')
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readback2 = energy.read()
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sleep(3);
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for k in range(0,20):
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print "Setting field = ", k*Min/20
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caput("X11MA-XMCD:I-SETraw", k*Min/20)
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sleep(0.3);
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for k in range(0,len(loops)):
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file_prefix = time.strftime("%y%m%d")
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ts=time.time();
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time_prefix = datetime.datetime.fromtimestamp(ts).strftime('%H%M%S')
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filename=open("data"+file_prefix+time_prefix+"scan_"+str(k)+".txt","a");
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for i in range(0,len(forward)):
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print "Setting field = ", forward[i]
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caput("X11MA-XMCD:I-SETraw",forward[i])
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temp_tey=0;
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temp_tey_E2 = 0;
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ADC2_temp_E1=0;
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ADC1_temp_E1=0;
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ADC2_temp_E2=0;
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ADC1_temp_E2=0;
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for j in range(0,Noavg):
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detector1 = keithley_1a.read() #Keithley1
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detector2 = keithley_2a.read() #Keithley2
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M1 = float(detector2)/float(detector1)
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temp_tey=temp_tey+M1;
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ADC2_temp_E1=ADC2_temp_E1+detector2;
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ADC1_temp_E1=ADC1_temp_E1+detector1;
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tey_norm_E1=temp_tey/Noavg;
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ADC2_E1=ADC2_temp_E1/Noavg;
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ADC1_E1=ADC1_temp_E1/Noavg;
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detector4 = caget(OTF_MODE2)
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filename.write("%f %f %e %e %s \n" %(forward[i], E1, ADC2_E1, tey_norm_E1, detector4));
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#reverse loop
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for i in range(0,len(reverse)):
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print "Setting field = ", reverse[i]
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caput("X11MA-XMCD:I-SETraw",reverse[i])
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temp_tey=0;
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temp_tey_E2 = 0;
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ADC2_temp_E1=0;
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ADC1_temp_E1=0;
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ADC2_temp_E2=0;
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ADC1_temp_E2=0;
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for j in range(0,Noavg):
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detector1 = keithley_1a.read() #Keithley1
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detector2 = keithley_2a.read() #Keithley2
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M1 = float(detector2)/float(detector1)
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temp_tey=temp_tey+M1;
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ADC2_temp_E1=ADC2_temp_E1+detector2;
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ADC1_temp_E1=ADC1_temp_E1+detector1;
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tey_norm_E1=temp_tey/Noavg;
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ADC2_E1=ADC2_temp_E1/Noavg;
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ADC1_E1=ADC1_temp_E1/Noavg;
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detector4 = caget(OTF_MODE2)
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filename.write("%f %f %e %e %s \n" %(forward[i], E1, ADC2_E1, tey_norm_E1, detector4));
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filename.close();
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for k in range(0,20):
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print "Setting field = ", (20-k)*Min/20
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caput("X11MA-XMCD:I-SETraw", (20-k)*Min/20)
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sleep(0.1);
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close_vg13()
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#plot(data"+file_prefix", title = "2d", xdata = B, ydata = data_y)
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# plot properties
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set_preference(Preference.ENABLED_PLOTS, ['forward', 'tey_norm'])
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set_preference(Preference.PLOT_TYPES, {'tey_norm':1})
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print "Data saved in data "+file_prefix+time_prefix+""
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