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White Rabbit Calibration
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White Rabbit Calibration
Commits
70100d09
Commit
70100d09
authored
Jul 25, 2018
by
Peter Jansweijer
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get rid of docopt
parent
1c812028
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39 additions
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19 deletions
+39
-19
edge_edge.py
sw/abscal_scripts/edge_edge.py
+39
-19
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sw/abscal_scripts/edge_edge.py
View file @
70100d09
...
...
@@ -21,16 +21,14 @@ along with this program. If not, see <http://www.gnu.org/licenses/>
-------------------------------------------------------------------------------
Usage:
edge_edge.py
<IP#> [--meas
=<number>]
edge_edge.py
IP# [-m
=<number>]
edge_edge.py -h | --help
IP IP number of the Oscilloscope
(for example: 192.168.32.248 which is its DevNet IP number)
IP IP number of the instrument [default 192.168.32.248]
Options:
-h --help Show this screen.
--version Show version.
-m --meas=<number> number of measurements to be taken [default: 1]
-m <intr> number of measurements to be taken [default: 1]
-h --help Show help
"""
...
...
@@ -47,7 +45,6 @@ lib_path = os.path.join(lib_path,"..")
sys
.
path
.
insert
(
0
,
lib_path
)
# private imports:
from
lib.docopt
import
docopt
import
lib.LeCroy8254
as
DSO
#import lib.Agilent_DSO6104A as DSO
import
lib.pat_gen
as
pat_gen
...
...
@@ -155,24 +152,47 @@ def average_edge_to_edge(scope, num_meas, expect_max, estimate, tolerance = 1.0e
##
## If run from commandline, we can test the library
##
if
__name__
==
"__main__"
:
arguments
=
docopt
(
__doc__
,
version
=
'Edge to SFD delay 1.1'
)
"""
Usage:
edge_edge.py IP# [-m=<number>]
edge_edge.py -h | --help
num_meas
=
1
IP IP number of the instrument [default 192.168.32.248]
if
len
(
sys
.
argv
)
>=
3
:
num_meas
=
int
(
sys
.
argv
[
2
]
.
split
(
'='
)[
1
])
Options:
-tol <float> tolerance [default: 10.0e-9] specifies how far the
measured delay may be off target. Tolerance helps you to
skip outliers in your measurements.
-timebase <float> time base [default: 20.0e-8] # 20 ns/div
-m <intr> number of measurements to be taken [default: 1]
-h --help Show help
"""
if
__name__
==
"__main__"
:
#arguments = docopt(__doc__,version='Edge to SFD delay 1.1')
import
argparse
parser
=
argparse
.
ArgumentParser
()
parser
.
add_argument
(
"IP"
,
help
=
"IP number of the instrument"
,
default
=
"192.168.32.248"
)
parser
.
add_argument
(
"-peak"
,
help
=
"expected sample number for peak"
,
default
=
0
)
parser
.
add_argument
(
"-delay"
,
help
=
"estimated delay"
,
default
=
0
)
parser
.
add_argument
(
"-tol"
,
help
=
"outliers tolerance"
,
default
=
10.0e-9
)
parser
.
add_argument
(
"-timebase"
,
help
=
"DSO timbase"
,
default
=
20.0e-9
)
parser
.
add_argument
(
"-m"
,
help
=
"number of measurements"
,
default
=
1
)
args
=
parser
.
parse_args
()
# When oscilloscope triggers on Channel 1 and trigger is set to the middle
# of the screen then the expected edge maximum for edge and SFD are at:
expect_max
=
-
22
estimated_delay
=
7.257475000009182e-11
tolerance
=
10.0e-9
time_base
=
20.0e-9
# 2 ns/div
scope
=
vxi11
.
Instrument
(
sys
.
argv
[
1
])
#scope = vxi11.Instrument("192.168.32.248")
IP
=
str
(
args
.
IP
)
expect_max
=
int
(
args
.
peak
)
estimated_delay
=
float
(
args
.
delay
)
tolerance
=
float
(
args
.
tol
)
time_base
=
float
(
args
.
timebase
)
num_meas
=
int
(
args
.
m
)
scope
=
vxi11
.
Instrument
(
IP
)
# Initialize oscilloscope
# Use Channel 1 pulse input
...
...
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