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checking if amplitude is the same form input to output

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wendtalexander 2024-09-25 17:04:53 +02:00
parent 06f5a6ae46
commit a9be09dc06
1 changed files with 13 additions and 44 deletions
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57
pyrelacs/repros/calbi.py
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@ -19,60 +19,29 @@ class Calibration(MccDac):
def __init__(self) -> None: def __init__(self) -> None:
super().__init__() super().__init__()
def run_calibration(self):
# Stimulus
t = np.arange(0, DURATION, 1 / SAMPLERATE)
data = AMPLITUDE * np.sin(2 * np.pi * SINFREQ * t)
# sending stimulus
self.write_analog(
data, [0, 0], SAMPLERATE, ScanOption=uldaq.ScanOption.EXTTRIGGER
)
# read_data = self.read_analog_daq(
# [0, 1], DURATION, SAMPLERATE, ScanOption=uldaq.ScanOption.EXTTRIGGER
# )
self.diggital_trigger()
try:
self.ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 15)
except uldaq.ul_exception.ULException:
log.debug("Operation timed out")
# reset the diggital trigger
self.write_bit(channel=0, bit=0)
time.sleep(1)
self.set_analog_to_zero()
def check_amplitude(self): def check_amplitude(self):
self.set_attenuation_level(db_channel1=0.0, db_channel2=0.0)
# write to ananlog 1 # write to ananlog 1
t = np.arange(0, DURATION, 1 / SAMPLERATE) t = np.arange(0, DURATION, 1 / SAMPLERATE)
data = AMPLITUDE * np.sin(2 * np.pi * SINFREQ * t) data = AMPLITUDE * np.sin(2 * np.pi * SINFREQ * t)
data_channels = np.zeros(2 * len(data))
# c = [(i,for i,j in zip(data, data)]
# sending stimulus stim = self.write_analog(
log.debug(f"{data}, {data.shape}")
# self.set_attenuation_level(db_channel1=0.0, db_channel2=0.0)
# self.set_analog_to_zero()
# time.sleep(1)
log.debug(self.ao_device)
embed()
exit()
self.write_analog(
data, data,
[1, 1], [0, 0],
SAMPLERATE, SAMPLERATE,
ScanOption=uldaq.ScanOption.EXTTRIGGER, ScanOption=uldaq.ScanOption.EXTTRIGGER,
) )
# data_channel_one = self.read_analog( data_channel_one = self.read_analog(
# [0, 0], DURATION, SAMPLERATE, ScanOption=uldaq.ScanOption.EXTTRIGGER [0, 0], DURATION, SAMPLERATE, ScanOption=uldaq.ScanOption.EXTTRIGGER
# ) )
log.debug(self.ao_device)
time.sleep(1) time.sleep(1)
self.diggital_trigger() self.diggital_trigger()
try: try:
self.ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 15) self.ai_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 15)
self.write_bit(channel=0, bit=0) self.write_bit(channel=0, bit=0)
time.sleep(1) time.sleep(1)
self.set_analog_to_zero() self.set_analog_to_zero()
@ -90,9 +59,9 @@ class Calibration(MccDac):
if __name__ == "__main__": if __name__ == "__main__":
SAMPLERATE = 40_000.0 SAMPLERATE = 40_000.0
DURATION = 5 DURATION = 5
AMPLITUDE = 1 AMPLITUDE = 0.5
SINFREQ = 10 SINFREQ = 10
daq_input = Calibration() cal = Calibration()
# daq_input.run_calibration() # cal.ccheck_attenuator()
daq_input.check_attenuator() cal.check_amplitude()