135 lines
4.1 KiB
Python
135 lines
4.1 KiB
Python
'''
|
|
#Parameters
|
|
E1 = 630
|
|
E2 = 685
|
|
TIME = 1 #min
|
|
DELAY = 0.0 #s
|
|
MODE = 'LINEAR' #'CIRC +'
|
|
OFFSET = None
|
|
FOLDER = '2021_03/20210330'
|
|
FILE = 'Test'
|
|
ALPHA=0 #None
|
|
'''
|
|
|
|
set_exec_pars (reset=True)
|
|
|
|
print "\nStart energy scan..."
|
|
#print E1,E2,TIME,DELAY,str(MODE) ,str(OFFSET) ,str(FOLDER) ,str(FILE) ,str(ALPHA)
|
|
if MODE == "LINEAR":
|
|
print E1,"eV ->",E2,"eV,",TIME,"min duration,",DELAY,"sec delay,",str(MODE),str(ALPHA),"deg"
|
|
else:
|
|
print E1,"eV ->",E2,"eV,",TIME,"min duration,",DELAY,"sec delay,",str(MODE)
|
|
|
|
folder = os.path.expanduser("~/Data1/") + FOLDER + "/";
|
|
set_exec_pars(name= FILE)
|
|
|
|
#Pre-actions
|
|
if NO_BEAM_CHECK == False:
|
|
print "Wait beam"
|
|
wait_beam()
|
|
|
|
|
|
if MODE is not None:
|
|
print "Set polarization"
|
|
pol_mode.write(MODE)
|
|
if MODE == 'LINEAR':
|
|
if ALPHA is not None:
|
|
pol_angle.write(ALPHA)
|
|
time.sleep(0.5) # TIME SLEEP IS NECESSARY. OTHERWISE NEXT COMMAND WILL NOT WAIT FOR POLARIZATION SETTING. ADDED BY CP ON 07.02.2020
|
|
wait_device(pol_done, "DONE") # Oct. 2019 added wait to try avoid taper error
|
|
print "Polarization setting done"
|
|
|
|
print "Set Energy"
|
|
if OFFSET is not None:
|
|
pol_offset.write(OFFSET) #TODO: CAPUT
|
|
#time.sleep(0.5)
|
|
#wait_device(pol_done, "DONE")
|
|
|
|
energy.write(float(E1)) # no need to add wait command. This commands sets and waits.
|
|
print "Energy setting done"
|
|
caput('X07MA-PGM:CERBK.N',10) # set energy readback averaging to 10 pts
|
|
|
|
caput('E1', E1)
|
|
caput('E2', E2)
|
|
caput('TIME', TIME)
|
|
#caput('FOLDER', FOLDER)
|
|
caput('FOLDER', "OTF/" + FOLDER)
|
|
caput('FILE', FILE)
|
|
time.sleep(0.1)
|
|
|
|
#open_valve()
|
|
#open_valve(0.0) #TODO: WHY WRITING AGAIN???
|
|
time.sleep(DELAY)
|
|
|
|
#if WAIT_STABLE_TEMPERATURE == True:
|
|
# wait_temp()
|
|
|
|
scan_completed = False
|
|
|
|
try:
|
|
while True: # if ABORT_ON_ID_ERROR == False, waits reading with no ID error
|
|
caput('START', '1')
|
|
|
|
write_logs()
|
|
|
|
waiting = True
|
|
|
|
class Time(Readable):
|
|
def __init__(self):
|
|
self.start = time.time()
|
|
def read(self):
|
|
return time.time()-self.start
|
|
|
|
class NORMtey(Readable):
|
|
def read(self):
|
|
return float(CADC1.take())/float(CADC2.take())
|
|
|
|
class NORMdiode(Readable):
|
|
def read(self):
|
|
return float(CADC3.take())/float(CADC2.take())
|
|
|
|
pol = pol_angle if (pol_mode.readback.read() == "LINEAR") else pol_mode #Fixed, should be an attribute, not a column
|
|
sensors = [Ecrbk, CADC1, CADC2, CADC3,CADC4,CADC5,current,Time(),FieldX,FieldZ,pol, Temperature, NORMtey(), NORMdiode()]
|
|
|
|
def monitoring_task():
|
|
global scan_completed
|
|
time.sleep(1.0)
|
|
try:
|
|
plot_titles = ["TEY raw", "I0", "diode_raw", "TEY_norm", "diode_norm"]
|
|
for index, title in enumerate(plot_titles, start=0): get_plots()[index].title = title
|
|
except:
|
|
pass
|
|
wait_channel('START', 'STOP', type = 's')
|
|
scan_completed = True
|
|
get_exec_pars().currentScan.abort()
|
|
|
|
ret = fork(monitoring_task)
|
|
current.alias="MCurr"
|
|
pol.alias="Pol"
|
|
|
|
print "Scanning...",
|
|
|
|
try:
|
|
mscan(Ecrbk, sensors, -1, None, range="auto", domain_axis="Ecrbk", enabled_plots = ["NORMtey", "NORMdiode", CADC1,CADC3, CADC2], )
|
|
finally:
|
|
ret[0].cancel(True)
|
|
current.alias=None
|
|
pol.alias=None
|
|
|
|
#time.sleep(2.0)
|
|
|
|
print "Finished Energy scan."
|
|
if after_sample(): #Repeat if id error
|
|
break
|
|
|
|
except:
|
|
if not scan_completed:
|
|
print sys.exc_info()
|
|
print("Aborting...")
|
|
while caget('START') == 'START':
|
|
caput('START', '0')
|
|
time.sleep(0.1)
|
|
#if get_exec_pars().source != CommandSource.plugin:
|
|
# show_message(str(ex))
|
|
raise
|