Examples
You can download all nitclk examples for latest version here
nitclk_niscope_synchronize_with_trigger.py
1import argparse
2import niscope
3import nitclk
4import sys
5import time
6
7
8def example(resource_name1, resource_name2, options):
9 with niscope.Session(resource_name=resource_name1, options=options) as session1, niscope.Session(resource_name=resource_name2, options=options) as session2:
10 session_list = [session1, session2]
11 for session in session_list:
12 session.configure_vertical(range=1.0, coupling=niscope.VerticalCoupling.DC)
13 session.configure_horizontal_timing(min_sample_rate=50000000, min_num_pts=1000, ref_position=50.0, num_records=1, enforce_realtime=True)
14 session1.trigger_type = niscope.TriggerType.SOFTWARE
15 nitclk.configure_for_homogeneous_triggers(session_list)
16 nitclk.synchronize(session_list, 200e-9)
17 nitclk.initiate(session_list)
18 time.sleep(100)
19 session1.send_software_trigger_edge(niscope.WhichTrigger.START)
20 waveforms = session2.channels[0].fetch(num_samples=1000)
21 for i in range(len(waveforms)):
22 print(f'Waveform {i} information:')
23 print(str(waveforms[i]) + '\n\n')
24
25
26def _main(argsv):
27 parser = argparse.ArgumentParser(description='Synchronizes multiple instruments to one trigger.', formatter_class=argparse.ArgumentDefaultsHelpFormatter)
28 parser.add_argument('-n1', '--resource-name1', default='PXI1Slot2', help='Resource name of a NI Digitizer')
29 parser.add_argument('-n2', '--resource-name2', default='PXI1Slot3', help='Resource name of a NI Digitizer')
30 parser.add_argument('-op', '--option-string', default='', type=str, help='Option string')
31 args = parser.parse_args(argsv)
32 example(args.resource_name1, args.resource_name2, args.option_string)
33
34
35def main():
36 _main(sys.argv[1:])
37
38
39def test_example():
40 options = {'simulate': True, 'driver_setup': {'Model': '5164', 'BoardType': 'PXIe', }, }
41 example('PXI1Slot2', 'PXI1Slot13', options)
42
43
44def test_main():
45 cmd_line = ['--option-string', 'Simulate=1, DriverSetup=Model:5164; BoardType:PXIe', ]
46 _main(cmd_line)
47
48
49if __name__ == '__main__':
50 main()
51