Pulsed magnet pulse method added - temporarily in the cristallina.py

cristallina.py

@@ -1,16 +1,18 @@
 #!/usr/bin/env python
-
-
 import logging
-
+from tracemalloc import start
 logger = logging.getLogger("slic")
 logger.setLevel(logging.INFO)
 logger.info("Loading started.")
 
 from time import sleep
 from datetime import datetime
+
 import numpy as np
 
+import os
+os.chdir('/sf/cristallina/applications/slic/cristallina')
+
 # from tqdm import trange
 from epics import PV
 
@@ -28,12 +30,15 @@ from slic.devices.xoptics.pulsepicker import PulsePicker
 from slic.utils import devices, Marker, as_shortcut
 from slic.utils import Channels, Config, Elog, Screenshot, PV
 from slic.core.acquisition.fakeacquisition import FakeAcquisition
+from slic.devices.timing.events import CTASequencer 
 
 from channels import detectors, channels, pvs
 from spreadsheet import overview
 from channels_minimal import detectors_min, channels_min, pvs_min
 from pp_shutter import PP_Shutter
 
+
+
 # DEVICES
 ## example devices and adjustables
 from cool_motor import MyNewCoolThing
@@ -48,6 +53,7 @@ from knife_edge import KnifeEdge
 
 attenuator = Attenuator("SAROP31-OATA150", description="Cristallina attenuator OATA150")
 front_end_attenuator = Attenuator("SARFE10-OATT053", description="Front end attenuator OATT053")
+cta = CTASequencer("SAR-CCTA-ESC")
 
 def test_attenuator():
     tfundamental = attenuator.get_transmission()
@@ -90,22 +96,22 @@ kbVer = KBVer(
 instrument = "cristallina"
 
 # pgroup = "p19739"  # commissioning March 2022 -- July 2022
-pgroup = "p20443"    # commissioning Wavefront Sensor August 2022 (active)
+# pgroup = "p20443"    # commissioning Wavefront Sensor August 2022 (active)
 
 # pgroup = "p20558"  # SwissMX commissioning 3
 # pgroup = "p20557"  # CrQ PMS commisioning 1
-# pgroup = "p20509"  # CrQ commissoing DilSc1 (active)
+# pgroup = "p20509"  # CrQ commissoing DilSc1
 # pgroup = "p20519"  # beamline commissioning 2
-
+pgroup = "p20841"    # CrQ PMS commisioning 2 (Jan 2023)
 # pgroup = "p19150"  # Scratch
 # pgroup = "p19152"  # Scratch
 
 daq = SFAcquisition(
     instrument,
     pgroup,
-    default_channels=channels_min ,
+    default_channels=channels ,
-    default_pvs=pvs_min,
+    default_pvs=pvs,
-    default_detectors=detectors_min,
+    default_detectors=detectors,
     rate_multiplicator=1,
 )
 
@@ -122,3 +128,40 @@ gui = GUI(scan, show_goto=True, show_spec=True)
 
 logger.info(f"Running at {instrument} with pgroup {pgroup}.")
 logger.info("Loading finished.")
+
+
+# For PMS pulsing. Temporarily placed here, should be a method of the pulsed magnet device once created. 
+import sys
+sys.path.append('/sf/jungfrau/applications/daq_client')
+import daq_client as sf_daq_client
+
+CTA_sequence_start_PID = PV("SAR-CCTA-ESC:seq0Ctrl-StartedAt-O")
+
+# Number of pulses to ask from the SFDAQ. This will depend on the CTA sequence.
+npulses=10
+
+def pulse(run_comment=None):
+    # Start the CTA sequence
+    cta.cta_client.start()
+    
+    # Wait until done
+    sleep(3)
+    
+    # Ask for the first pid in the sequence
+    start_PID=int(CTA_sequence_start_PID.get())
+    
+    # Data retrieval does not allow empty list, so creating a new variable 
+    if detectors == [] or detectors == None:
+        used_detectors = {}
+    else:
+        used_detectors = detectors
+
+    # Ask the DAQ client to download the data
+    run_number = sf_daq_client.retrieve_data_from_buffer(pgroup=pgroup, user_tag=run_comment,
+                              camera_channels=[], bsread_channels=channels, epics_channels=pvs,
+                              detectors=used_detectors,
+                              start_pulseid=start_PID, stop_pulseid=start_PID+npulses,
+                              rate_multiplicator=1,
+                            )
+    print('\n')
+    print(f' Magnet pulse done.\n Run {run_number} created. \n First PID in the CTA sequence: {start_PID}\n')