Files
x11ma/script/beamline_alignment/10_FMU_scans.py
2025-12-17 09:49:26 +01:00

111 lines
2.7 KiB
Python

def move_FMU_y_relative(step):
BML_FMU_TRYD.moveRelAsync(step)
BML_FMU_TRYUR.moveRelAsync(step)
BML_FMU_TRYUW.moveRelAsync(step)
def move_FMU_x_relative(step):
BML_FMU_TRX.moveRelAsync(step)
def move_FMU_Ry_relative(step):
BML_FMU_YAW.moveRelAsync(step)
def scan_FMU_TRX_ROTY():
# sensors = [Keithley_2_raw, CADC2, BML_FMU_YAW]
# r1 = lscan(BML_FMU_ROTY, sensors, -0.06, 0.00, 30, 0.5)
# sensors = [Keithley_2_raw, CADC2, BML_FMU_X, BML_FMU_YAW]
# r1 = lscan(BML_FMU_TRX, sensors, -3.8, 3.8, 20, 0.5)
# 1 Determine initial state
#
# Keithley:
#
Keithley_11_range_string ='X11MA-KEI11:RANGE'
detector_range_ini = caget('X11MA-KEI11:RANGE')
range_number_ini = range_to_number(detector_range_ini)
# print(range_number_ini)
#
# FMU:
#
BML_FMU_TRX.update()
BML_FMU_ROTY.update()
#
# TRX_speed_ini = BML_FMU_TRX.getSpeed()
# ROTY_speed_ini = BML_FMU_ROTY.getSpeed()
TRX_pos_ini = BML_FMU_TRX.read()
ROTY_pos_ini = BML_FMU_ROTY.read()
# 2 Set Keithley range for scan
#
detector_range = select_Keithley_11_range()
# print(detector_range)
range_number = range_to_number(detector_range)
# print(range_number)
caput(Keithley_11_range_string, range_number) # 6 --> 200 nA
# 3 Set motor speed for scan
# BML_FMU_TRX.setSpeed(0.2)
# BML_FMU_ROTY.setSpeed(0.2)
# 4 Set scan parameters
sensors = [Keithley_2_raw, CADC2, BML_FMU_X, BML_FMU_YAW]
centerTRX = 1.0
centerROTY = -0.10
TRX_range = 6.0
ROTY_range = 0.2 # 0.1 mm corresponds to 0.25 mrad!
TRX_steps = 0.3
ROTY_steps = 0.01
xmin = centerTRX - TRX_range/2
xmax = centerTRX + TRX_range/2
ymin = centerROTY - ROTY_range/2
ymax = centerROTY + ROTY_range/2
xsteps = TRX_steps
ysteps = ROTY_steps
# 5 Perform scan
started = time.strftime("%H:%M:%S", time.localtime())
BML_FMU_TRX.move(xmin)
BML_FMU_ROTY.move(ymin)
try:
ascan([BML_FMU_TRX, BML_FMU_ROTY], sensors, [xmin, ymin], [xmax, ymax], [xsteps, ysteps], latency=0.1, zigzag=False)
print "Scan finished"
except:
index = 1
status = "Exception:" #, sys.exc_info()[2]
json_path = get_exec_pars().path
bml_save_scan_settings_json(json_path)
# 5 Put back to initial settings
caput(Keithley_11_range_string, range_number_ini)
# BML_FMU_TRX.setSpeed(0.1)
# BML_FMU_ROTY.setSpeed(0.1)
BML_FMU_TRX.move(TRX_pos_ini)
BML_FMU_ROTY.moveAsync(ROTY_pos_ini)
BML_FMU_TRX.update()
BML_FMU_ROTY.update()
stopped = time.strftime("%H:%M:%S", time.localtime())
print("started: " + started)
print("stopped: " + stopped)