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kalt_r
2016-06-29 08:29:34 +02:00
parent 2daf498846
commit 91efa590be
1 changed files with 21 additions and 8 deletions
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29
script/jitter_scan.py
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@@ -1,14 +1,25 @@
"""
File: jitter_scan.py
Author: KR84
Copyright PSI LLRF, 2016
Purpose Record RF system jitters and store / archive data
Preconditions RF station is running
"""
import ch.psi.pshell.epics.ProcessVariable as PV
latency = 0.3
#################################################################
# Parameter SECTION, change it to your RF station before run
SECTION = "SINSB02"
#################################################################
# some other parameters
# for 100 Hz and P2P-count = 100 this can be 1.1 seconds
latency = 0.3
start = -170.0
stop = 180.0
step = 10.0
@@ -19,10 +30,12 @@ print "Stop = ", stop
print "Step = ", step
# re-define filename, such that the SECTION is also in the filename
set_context(path = "{data}/{year}_{month}/{date}/{date}_{time}_" + str(SECTION) + "_{name}")
# define all PVs
import ch.psi.pshell.epics.ProcessVariable as PV
# controlled variabales
cv_rf_phase = PV("phase_ref", SECTION + "-RLLE-DSP:PHASE-REFERENCE")
cv_rf_amplt = PV("amplt_ref", SECTION + "-RLLE-DSP:AMPLT-REFERENCE")
@@ -104,7 +117,7 @@ set_attribute(path, "kly_jit_phase_mean", kly_jit_phase_mean)
# ELOG
msg = scan_result.print("\t")
msg = msg + "\nMean:\nREF amplt\t" + str(ref_jit_amplt_mean) + "\nREF phase\t" + str(ref_jit_phase_mean) + "\n\nIQM amplt\t" + str(iqm_jit_amplt_mean) + "\nIQM phase\t" + str(iqm_jit_phase_mean) + "\n\nPRE amplt\t" + str(pre_jit_amplt_mean) + "\npre phase\t" + str(pre_jit_phase_mean) + "\n\nKLY amplt\t" + str(kly_jit_amplt_mean) + "\nkly phase\t" + str(kly_jit_phase_mean)
msg = msg + "\nMean:\nREF amplt\t" + str(ref_jit_amplt_mean)[:5] + "\nREF phase\t" + str(ref_jit_phase_mean)[:5] + "\n\nIQM amplt\t" + str(iqm_jit_amplt_mean)[:5] + "\nIQM phase\t" + str(iqm_jit_phase_mean)[:5] + "\n\nPRE amplt\t" + str(pre_jit_amplt_mean)[:5] + "\npre phase\t" + str(pre_jit_phase_mean)[:5] + "\n\nKLY amplt\t" + str(kly_jit_amplt_mean)[:5] + "\nkly phase\t" + str(kly_jit_phase_mean)[:5]
msg = msg + "\n\nFile: " + get_context().path
print msg