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10 Commits
dc96359f1d
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31bbffc480
Author | SHA1 | Date | |
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31bbffc480 | |||
fa3c704497 | |||
ebf7fe89bf | |||
2100a0205f | |||
971c1f4347 | |||
a298b48bdd | |||
cd414da6de | |||
0e0262a3af | |||
558e0de315 | |||
4d210831c8 |
@ -19,7 +19,6 @@ from IPython import embed
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import numpy as np
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from pyrelacs.util.logging import config_logging
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from pyrelacs.daq_thread import Worker
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log = config_logging()
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@ -1,78 +0,0 @@
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import traceback
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import sys
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from PyQt6.QtCore import QRunnable, pyqtSignal, pyqtSlot, QObject
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from pyrelacs.util.logging import config_logging
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log = config_logging()
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class WorkerSignals(QObject):
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"""
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Defines the signals available from a running worker thread.
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Supported signals are:
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finished
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No data
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error
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tuple (exctype, value, traceback.format_exc() )
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result
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object data returned from processing, anything
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progress
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int indicating % progress
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"""
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finished = pyqtSignal()
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error = pyqtSignal(tuple)
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result = pyqtSignal(object)
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progress = pyqtSignal(int)
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class Worker(QRunnable):
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"""
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Worker thread
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Inherits from QRunnable to handler worker thread setup, signals and wrap-up.
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:param callback: The function callback to run on this worker thread. Supplied args and
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kwargs will be passed through to the runner.
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:type callback: function
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:param args: Arguments to pass to the callback function
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:param kwargs: Keywords to pass to the callback function
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"""
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def __init__(self, fn, *args, **kwargs):
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super(Worker, self).__init__()
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# Store constructor arguments (re-used for processing)
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self.fn = fn
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self.args = args
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self.kwargs = kwargs
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self.signals = WorkerSignals()
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# Add the callback to our kwargs
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self.kwargs["progress_callback"] = self.signals.progress
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@pyqtSlot()
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def run(self):
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"""
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Initialise the runner function with passed args, kwargs.
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"""
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# Retrieve args/kwargs here; and fire processing using them
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try:
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result = self.fn(*self.args, **self.kwargs)
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except:
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traceback.print_exc()
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exctype, value = sys.exc_info()[:2]
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self.signals.error.emit((exctype, value, traceback.format_exc()))
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else:
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self.signals.result.emit(result) # Return the result of the processing
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finally:
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self.signals.finished.emit() # Done
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@ -1,6 +0,0 @@
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[Sinus]
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duration = 10
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fs = 30000.0
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amplitude = 1
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freq = 10
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42
pyrelacs/repros/calbi.py
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42
pyrelacs/repros/calbi.py
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@ -0,0 +1,42 @@
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import ctypes
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import uldaq
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from IPython import embed
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from pyrelacs.repros.repos import Repos
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from pyrelacs.util.logging import config_logging
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import numpy as np
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import matplotlib.pyplot as plt
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log = config_logging()
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class Calibration(Repos):
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def __init__(self) -> None:
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super().__init__()
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def run_calibration(self):
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# Stimulus
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time = np.arange(0, DURATION, 1 / SAMPLERATE)
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data = AMPLITUDE * np.sin(2 * np.pi * SINFREQ * time)
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# sending stimulus
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stim, ao_device = self.send_analog_dac(
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data, [0, 0], SAMPLERATE, ScanOption=uldaq.ScanOption.EXTTRIGGER
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)
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read_data = self.read_analog_daq(
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[0, 1], DURATION, SAMPLERATE, ScanOption=uldaq.ScanOption.EXTTRIGGER
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)
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self.digital_trigger()
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ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 11)
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self.digital_trigger(data=0)
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self.disconnect_dac()
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embed()
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exit()
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if __name__ == "__main__":
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SAMPLERATE = 40_000.0
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DURATION = 5
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AMPLITUDE = 3
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SINFREQ = 1
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daq_input = Calibration()
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daq_input.run_calibration()
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@ -1,54 +1,28 @@
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from typing import Optional
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import uldaq
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from IPython import embed
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import typer
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from typing_extensions import Annotated
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import matplotlib.pyplot as plt
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from pyrelacs.util.logging import config_logging
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from .repos import Repos
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log = config_logging()
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class ReadData:
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class ReadData(Repos):
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def __init__(self) -> None:
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devices = uldaq.get_daq_device_inventory(uldaq.InterfaceType.USB)
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log.debug(f"Found daq devices {len(devices)}, connecting to the first one")
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self.daq_device = uldaq.DaqDevice(devices[0])
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self.daq_device.connect()
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log.debug("Connected")
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super().__init__()
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def read_analog_in(self, channel: Annotated[Optional[int], typer.Argument()] = 0):
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def analog_in(self) -> None:
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# Get the Ananlog In device and Analog Info
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ai_device = self.daq_device.get_ai_device()
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ai_info = ai_device.get_info()
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log.debug(
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f"Analog info,\n Channels available {ai_info.get_num_chans()}, \n Max Samplerate: {ai_info.get_max_scan_rate()}"
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)
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buffer_len = 1_000_000
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buf = uldaq.create_float_buffer(1, buffer_len)
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er = ai_device.a_in_scan(
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1,
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1,
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uldaq.AiInputMode.SINGLE_ENDED,
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uldaq.Range.BIP10VOLTS,
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buffer_len,
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500_000,
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uldaq.ScanOption.DEFAULTIO,
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uldaq.AInScanFlag.DEFAULT,
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data=buf,
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data = self.read_analog_daq(
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[0, 0],
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10,
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3000.0,
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)
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ai_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, timeout=-1)
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log.debug("Scanning")
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self.daq_device.disconnect()
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self.daq_device.release()
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plt.plot(buf)
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plt.plot(data)
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plt.show()
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self.disconnect_dac()
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if __name__ == "__main__":
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daq_input = ReadData()
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typer.run(daq_input.read_analog_in)
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daq_input.analog_in()
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@ -2,6 +2,7 @@ import ctypes
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import uldaq
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from IPython import embed
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from pyrelacs.repros.repos import Repos
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from pyrelacs.util.logging import config_logging
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import numpy as np
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import matplotlib.pyplot as plt
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@ -9,40 +10,23 @@ import matplotlib.pyplot as plt
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log = config_logging()
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class Output_daq:
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class Output_daq(Repos):
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def __init__(self) -> None:
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devices = uldaq.get_daq_device_inventory(uldaq.InterfaceType.USB)
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self.daq_device = uldaq.DaqDevice(devices[0])
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self.daq_device.connect()
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super().__init__()
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# devices = uldaq.get_daq_device_inventory(uldaq.InterfaceType.USB)
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# self.daq_device = uldaq.DaqDevice(devices[0])
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# self.daq_device.connect()
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def write_daq(self):
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log.debug("running repro")
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time = np.arange(0, 10, 1 / 30_000.0)
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data = 2 * np.sin(2 * np.pi * 10 * time)
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buffer = ctypes.c_double * len(time)
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data_c = buffer(*data)
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log.debug(f"Created C_double data {data_c}")
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ao_device = self.daq_device.get_ao_device()
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ao_info = ao_device.get_info()
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log.debug(
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f"Analog info,\n Channels available {ao_info.get_num_chans()}, \n Max Samplerate: {ao_info.get_max_scan_rate()}"
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)
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err = ao_device.a_out_scan(
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0,
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0,
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uldaq.Range.BIP10VOLTS,
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int(len(data)),
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30_000.0,
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uldaq.ScanOption.DEFAULTIO,
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uldaq.AOutScanFlag.DEFAULT,
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data_c,
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data = 2 * np.sin(2 * np.pi * 1 * time)
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self.send_analog_dac(
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data, [0, 0], 30_000, ScanOption=uldaq.ScanOption.EXTTRIGGER
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)
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ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 11)
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def trigger(self):
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self.digital_trigger(1)
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self.daq_device.disconnect()
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self.daq_device.release()
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@ -50,3 +34,4 @@ class Output_daq:
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if __name__ == "__main__":
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daq_input = Output_daq()
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daq_input.write_daq()
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# daq_input.trigger()
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@ -1,5 +1,9 @@
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import uldaq
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from ctypes import Array, c_double
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from typing import Union
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from IPython import embed
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import numpy.typing as npt
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import uldaq
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import numpy as np
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from pyrelacs.util.logging import config_logging
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@ -8,6 +12,124 @@ log = config_logging()
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class Repos:
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def __init__(self) -> None:
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devices = uldaq.get_daq_device_inventory(uldaq.InterfaceType.USB)
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log.debug(f"Found daq devices {len(devices)}, connecting to the first one")
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if len(devices) == 0:
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log.error("Did not found daq devices, please connect one")
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exit(1)
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self.daq_device = uldaq.DaqDevice(devices[0])
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self.daq_device.connect()
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log.debug("Connected")
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def read_analog_daq(
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self,
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channels: list[int],
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duration: int,
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samplerate: float,
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AiInputMode: uldaq.AiInputMode = uldaq.AiInputMode.SINGLE_ENDED,
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Range: uldaq.Range = uldaq.Range.BIP10VOLTS,
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ScanOption: uldaq.ScanOption = uldaq.ScanOption.DEFAULTIO,
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AInScanFlag: uldaq.AInScanFlag = uldaq.AInScanFlag.DEFAULT,
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) -> Array[c_double]:
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if channels[0] == channels[1]:
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channel_len = 1
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else:
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channel_len = len(channels)
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assert len(channels) == 2, log.error("Please provide a list with two ints")
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ai_device = self.daq_device.get_ai_device()
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buffer_len = np.shape(np.arange(0, duration, 1 / samplerate))[0]
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data_analog_input = uldaq.create_float_buffer(channel_len, buffer_len)
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er = ai_device.a_in_scan(
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channels[0],
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channels[1],
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AiInputMode,
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Range,
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buffer_len,
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samplerate,
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ScanOption,
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AInScanFlag,
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data=data_analog_input,
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)
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# ai_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, timeout=-1)
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return data_analog_input
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def send_analog_dac(
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self,
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data: Union[list, npt.NDArray],
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channels: list[int],
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samplerate: float,
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Range: uldaq.Range = uldaq.Range.BIP10VOLTS,
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ScanOption: uldaq.ScanOption = uldaq.ScanOption.DEFAULTIO,
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AOutScanFlag: uldaq.AOutScanFlag = uldaq.AOutScanFlag.DEFAULT,
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):
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"""
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Parameters
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----------
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data : Union[list, npt.NDArray]
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channels : list[int]
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duration : int
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samplerate : float
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AiInputMode : uldaq.AiInputMode
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Range : uldaq.Range
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ScanOption : uldaq.ScanOption
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AInScanFlag : uldaq.AOutScanFlag
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Returns
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-------
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Array[c_double]
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ao_device
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"""
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buffer = c_double * len(data)
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data_analog_output = buffer(*data)
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log.debug(f"Created C_double data {data_analog_output}")
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ao_device = self.daq_device.get_ao_device()
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ao_info = ao_device.get_info()
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err = ao_device.a_out_scan(
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channels[0],
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channels[1],
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Range,
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int(len(data)),
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samplerate,
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ScanOption,
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AOutScanFlag,
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data_analog_output,
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)
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log.info(f"The actual scan rate was {err}")
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# ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 11)
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return data_analog_output, ao_device
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def digital_trigger(self, portn: int = 0, data: int = 1) -> None:
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log.info(f"{self.daq_device}")
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dio_device = self.daq_device.get_dio_device()
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dio_device.d_config_bit(
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uldaq.DigitalPortType.AUXPORT, portn, uldaq.DigitalDirection.OUTPUT
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)
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dio_device.d_bit_out(uldaq.DigitalPortType.AUXPORT, bit_number=portn, data=data)
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def disconnect_dac(self):
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self.daq_device.disconnect()
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self.daq_device.release()
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def clean_up():
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pass
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def run_repo(self) -> None:
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@ -18,9 +140,3 @@ class Repos:
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def reload_repo(self) -> None:
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pass
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def read_daq(self) -> None:
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pass
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def write_daq(self) -> None:
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pass
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Loading…
Reference in New Issue
Block a user