Examples¶
You can download all nitclk examples here
nitclk_niscope_synchronize_with_trigger.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 50 51 | import argparse import niscope import nitclk import sys import time def example(resource_name1, resource_name2, options): with niscope.Session(resource_name=resource_name1, options=options) as session1, niscope.Session(resource_name=resource_name2, options=options) as session2: session_list = [session1, session2] for session in session_list: session.configure_vertical(range=1.0, coupling=niscope.VerticalCoupling.DC) session.configure_horizontal_timing(min_sample_rate=50000000, min_num_pts=1000, ref_position=50.0, num_records=1, enforce_realtime=True) session1.trigger_type = niscope.TriggerType.SOFTWARE nitclk.configure_for_homogeneous_triggers(session_list) nitclk.synchronize(session_list, 200e-9) nitclk.initiate(session_list) time.sleep(100) session1.send_software_trigger_edge(niscope.WhichTrigger.START) waveforms = session2.channels[0].fetch(num_samples=1000) 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='Synchronizes multiple instruments to one trigger.', formatter_class=argparse.ArgumentDefaultsHelpFormatter) parser.add_argument('-n1', '--resource-name1', default='PXI1Slot2', help='Resource name of a NI Digitizer') parser.add_argument('-n2', '--resource-name2', default='PXI1Slot3', help='Resource name of a NI Digitizer') parser.add_argument('-op', '--option-string', default='', type=str, help='Option string') args = parser.parse_args(argsv) example(args.resource_name1, args.resource_name2, args.option_string) def main(): _main(sys.argv[1:]) def test_example(): options = {'simulate': True, 'driver_setup': {'Model': '5164', 'BoardType': 'PXIe', }, } example('PXI1Slot2', 'PXI1Slot13', options) def test_main(): cmd_line = ['--option-string', 'Simulate=1, DriverSetup=Model:5164; BoardType:PXIe', ] _main(cmd_line) if __name__ == '__main__': main() |