Startup

script/HarmonicScan.py

@@ -0,0 +1,32 @@
+ID_ENERGY = 1250
+
+
+
+# energy at which the ID offset should be determined
+#========================
+HALFWIDTH = 10
+STEP = 0.5
+   
+#========================
+try:
+    caput('X07MA-PHS-E:OPT', 'PGM')
+    energy_id.write(ID_ENERGY)    
+    wait_device(energy_done, 1 )
+  
+    def before(position, scan):
+        #wait_device(energy_done, 1 )
+        sleep( 0.3 ) # Settling time              
+    
+    #ret = lscan(energy, [signal_i0, signal_tey, 'ca://X07MA-PC-K428:2:getTotalGain', 'ca://X07MA-ID:MODE?type=d', pol_angle, current, energy, pol_offset, 'ca://X07MA-ID-GAP:READ','ca://X07MA-ID-SHIFT:READ'], ID_ENERGY-HALFWIDTH, ID_ENERGY+HALFWIDTH, STEP, before_read = before)
+    ret = lscan(energy, [signal_i0, signal_tey, 'ca://X07MA-PC-K428:2:getTotalGain', energy], ID_ENERGY-HALFWIDTH, ID_ENERGY+HALFWIDTH, STEP, before_read = before)
+    xdata = ret.getPositions(0)
+    ydata = ret.getReadable(0)
+    ymin = min(ydata)
+    xminmin = xdata[ydata.index(min(ydata))]
+    print "Emin=",xminmin,"ymin = ",ymin
+    caput('X07MA-PHS-E:OPT', 'PGM+ID')
+    
+except:   
+    print("Aborting...") 
+    caput('X07MA-PHS-E:OPT', 'PGM+ID')
+    raise