Examples¶
niscope_fetch.py¶
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | #!/usr/bin/python
import argparse
import niscope
import pprint
import sys
pp = pprint.PrettyPrinter(indent=4, width=80)
def example(resource_name, channels, options, length, voltage):
with niscope.Session(resource_name=resource_name, options=options) as session:
session.configure_vertical(range=voltage, coupling=niscope.VerticalCoupling.AC)
session.configure_horizontal_timing(min_sample_rate=50000000, min_num_pts=length, ref_position=50.0, num_records=1, enforce_realtime=True)
with session.initiate():
waveforms = session.channels[channels].fetch(num_samples=length)
for i in range(len(waveforms)):
print('Waveform {0} information:'.format(i))
print(str(waveforms[i]) + '\n\n')
def _main(argsv):
parser = argparse.ArgumentParser(description='Acquires one record from the given channels.', formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('-n', '--resource-name', default='PXI1Slot2', help='Resource name of a National Instruments Digitizer')
parser.add_argument('-c', '--channels', default='0', help='Channel(s) to use')
parser.add_argument('-l', '--length', default=1000, type=int, help='Measure record length')
parser.add_argument('-v', '--voltage', default=1.0, type=float, help='Voltage range (V)')
parser.add_argument('-op', '--option-string', default='', type=str, help='Option string')
args = parser.parse_args(argsv)
example(args.resource_name, args.channels, args.option_string, args.length, args.voltage)
def main():
_main(sys.argv[1:])
def test_example():
options = {'simulate': True, 'driver_setup': {'Model': '5164', 'BoardType': 'PXIe', }, }
example('PXI1Slot2', '0', options, 1000, 1.0)
def test_main():
cmd_line = ['--option-string', 'Simulate=1, DriverSetup=Model:5164; BoardType:PXIe', ]
_main(cmd_line)
if __name__ == '__main__':
main()
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niscope_read.py¶
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | #!/usr/bin/python
import argparse
import niscope
import pprint
import sys
pp = pprint.PrettyPrinter(indent=4, width=80)
def example(resource_name, channels, options, length, voltage):
with niscope.Session(resource_name=resource_name, options=options) as session:
session.configure_vertical(range=voltage, coupling=niscope.VerticalCoupling.AC)
session.configure_horizontal_timing(min_sample_rate=50000000, min_num_pts=length, ref_position=50.0, num_records=1, enforce_realtime=True)
waveforms = session.channels[channels].read(num_samples=length)
for i in range(len(waveforms)):
print('Waveform {0} information:'.format(i))
print(str(waveforms[i]) + '\n\n')
def _main(argsv):
parser = argparse.ArgumentParser(description='Acquires one record from the given channels.', formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('-n', '--resource-name', default='PXI1Slot2', help='Resource name of a National Instruments Digitizer')
parser.add_argument('-c', '--channels', default='0', help='Channel(s) to use')
parser.add_argument('-l', '--length', default=1000, type=int, help='Measure record length')
parser.add_argument('-v', '--voltage', default=1.0, type=float, help='Voltage range (V)')
parser.add_argument('-op', '--option-string', default='', type=str, help='Option string')
args = parser.parse_args(argsv)
example(args.resource_name, args.channels, args.option_string, args.length, args.voltage)
def main():
_main(sys.argv[1:])
def test_example():
options = {'simulate': True, 'driver_setup': {'Model': '5164', 'BoardType': 'PXIe', }, }
example('PXI1Slot2', '0', options, 1000, 1.0)
def test_main():
cmd_line = ['--option-string', 'Simulate=1, DriverSetup=Model:5164; BoardType:PXIe', ]
_main(cmd_line)
if __name__ == '__main__':
main()
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