script/Devices/Elements.py

@@ -156,8 +156,9 @@ elements = (
     (DBPM, "SARCL02-DBPM110", 456.9100),
     (DBLM, "SARCL02-DBLM135", 457.9854),    
     (DBPM, "SARCL02-DBPM220", 460.9609),
+    (DWSC, "SARCL02-DWSC235", 461.6270),
     (DBPM, "SARCL02-DBPM260", 462.7569),
-    (DWSC, "SARCL02-DWSC270", 462.9769),
+    #(DWSC, "SARCL02-DWSC270", 462.9769),
     (DBPM, "SARCL02-DBPM330", 466.6909),
     (DBLM, "SARCL02-DBLM355", 467.686),    
     (DBPM, "SARCL02-DBPM470", 471.1067),
@@ -301,7 +302,7 @@ def get_camera_type(camera_name):
 
 
 ###################################################################################################
-## BLMs in WS MODE
+## BLMs 
 ###################################################################################################
 
 
@@ -342,3 +343,62 @@ def get_blm_ws_att(blm):
 	string 15: 30 dB
 	"""
     return  caget(blm + ":WS_PMT_ATT_VOLTS",  'i')    
+
+
+def get_blm_loss(blm):
+    return caget(blm + ":B1_LOSS")
+    
+def get_blm_raw(blm):
+    return caget(blm + ":LOSS_SIGNAL_RAW")
+
+def get_blm_baseline(blm):
+    return caget(blm + ":BASELINE_VAL")
+
+
+def get_blm_range(blm):
+    raw =get_blm_raw(blm)
+    bl=get_blm_baseline(blm)
+    m = min(raw)   
+    ret = (bl-m)/bl
+    ret = min(max(ret, 0.0), 1.0)
+    return ret
+
+def set_blm_saturation(blm, val):
+    set_setting(blm + "_saturation", val)
+
+def get_blm_saturation(blm):
+    ret = get_setting(blm + "_saturation")    
+    return None if (ret is None) else float(ret)
+
+def update_blm_saturation(blm):
+    set_setting(blm + "_saturation", get_blm_loss(blm))
+
+
+def get_voltage_from_gain(gain):    
+    #a=caget (blm+":AL1-MPS-GAIN-A", 'd')
+    #b=caget (blm+":AL1-MPS-GAIN-B", 'd')
+    a = caget("SINDI02-DBLM084:AL1-MPS-GAIN-A", 'd')
+    b = caget("SINDI02-DBLM084:AL1-MPS-GAIN-B", 'd')
+    return (math.log(gain) - math.log(a))/b
+
+def get_gain_from_voltage(voltage):    
+    a = caget("SINDI02-DBLM084:AL1-MPS-GAIN-A", 'd')
+    b = caget("SINDI02-DBLM084:AL1-MPS-GAIN-B", 'd')
+    return a*math.exp(b*voltage)    
+    
+
+###################################################################################################
+## WSCs
+###################################################################################################
+def write_ws_gain(blm, wire, val):
+    set_setting(blm + "GainWs" + wire, val)
+
+def read_ws_gain(blm, wire):
+    return get_setting(blm + "GainWs" + wire)
+
+def set_wire_scan_range(wsc, wire, start, end):  
+    sel = {'X1':"W1X" , 'Y1': "W1Y", 'X2':"W2X", 'Y2' : "W2Y"}
+    start = min (max(start, -2000), 2000.0)
+    end = min (max(end, -2000), 2000.0)
+    caput((wsc + ":" + sel[wire] +"_START_SP"), start)
+    caput((wsc + ":" + sel[wire] +"_END_SP"), end)