forked from awendt/pyrelacs
43 lines
1.1 KiB
Python
43 lines
1.1 KiB
Python
import ctypes
|
|
|
|
import uldaq
|
|
from IPython import embed
|
|
from pyrelacs.repros.repos import Repos
|
|
from pyrelacs.util.logging import config_logging
|
|
import numpy as np
|
|
import matplotlib.pyplot as plt
|
|
|
|
log = config_logging()
|
|
|
|
|
|
class Calibration(Repos):
|
|
def __init__(self) -> None:
|
|
super().__init__()
|
|
|
|
def run_calibration(self):
|
|
# Stimulus
|
|
time = np.arange(0, DURATION, 1 / SAMPLERATE)
|
|
data = AMPLITUDE * np.sin(2 * np.pi * SINFREQ * time)
|
|
# sending stimulus
|
|
stim, ao_device = self.send_analog_dac(
|
|
data, [0, 0], SAMPLERATE, ScanOption=uldaq.ScanOption.EXTTRIGGER
|
|
)
|
|
read_data = self.read_analog_daq(
|
|
[0, 1], DURATION, SAMPLERATE, ScanOption=uldaq.ScanOption.EXTTRIGGER
|
|
)
|
|
self.digital_trigger()
|
|
ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, -1)
|
|
self.digital_trigger(data=0)
|
|
self.disconnect_dac()
|
|
embed()
|
|
exit()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
SAMPLERATE = 40_000.0
|
|
DURATION = 5
|
|
AMPLITUDE = 3
|
|
SINFREQ = 1
|
|
daq_input = Calibration()
|
|
daq_input.run_calibration()
|