forked from awendt/pyrelacs
99 lines
2.6 KiB
Python
99 lines
2.6 KiB
Python
import ctypes
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import faulthandler
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import time
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import uldaq
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from IPython import embed
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import numpy as np
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import matplotlib.pyplot as plt
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from pyrelacs.repros.mccdac import MccDac
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from pyrelacs.util.logging import config_logging
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log = config_logging()
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faulthandler.enable()
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class Calibration(MccDac):
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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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t = np.arange(0, DURATION, 1 / SAMPLERATE)
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data = AMPLITUDE * np.sin(2 * np.pi * SINFREQ * t)
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# sending stimulus
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self.write_analog(
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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.diggital_trigger()
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try:
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self.ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 15)
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except uldaq.ul_exception.ULException:
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log.debug("Operation timed out")
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# reset the diggital trigger
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self.write_bit(channel=0, bit=0)
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time.sleep(1)
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self.set_analog_to_zero()
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def check_amplitude(self):
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# write to ananlog 1
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t = np.arange(0, DURATION, 1 / SAMPLERATE)
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data = AMPLITUDE * np.sin(2 * np.pi * SINFREQ * t)
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# sending stimulus
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log.debug(f"{data}, {data.shape}")
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# self.set_attenuation_level(db_channel1=0.0, db_channel2=0.0)
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# self.set_analog_to_zero()
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# time.sleep(1)
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log.debug(self.ao_device)
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embed()
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exit()
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self.write_analog(
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data,
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[1, 1],
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SAMPLERATE,
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ScanOption=uldaq.ScanOption.EXTTRIGGER,
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)
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# data_channel_one = self.read_analog(
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# [0, 0], DURATION, SAMPLERATE, ScanOption=uldaq.ScanOption.EXTTRIGGER
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# )
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log.debug(self.ao_device)
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time.sleep(1)
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self.diggital_trigger()
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try:
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self.ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 15)
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self.write_bit(channel=0, bit=0)
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time.sleep(1)
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self.set_analog_to_zero()
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except uldaq.ul_exception.ULException:
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log.debug("Operation timed out")
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# reset the diggital trigger
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self.write_bit(channel=0, bit=0)
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time.sleep(1)
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self.set_analog_to_zero()
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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 = 1
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SINFREQ = 10
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daq_input = Calibration()
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# daq_input.check_attenuator()
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daq_input.check_amplitude()
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