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4 changed files with 48 additions and 80 deletions

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@ -19,6 +19,7 @@ from IPython import embed
import numpy as np
from pyrelacs.util.logging import config_logging
from pyrelacs.daq_thread import Worker
log = config_logging()

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@ -1,42 +0,0 @@
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, 11)
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()

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@ -2,7 +2,6 @@ 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
@ -10,23 +9,40 @@ import matplotlib.pyplot as plt
log = config_logging()
class Output_daq(Repos):
class Output_daq:
def __init__(self) -> None:
super().__init__()
# devices = uldaq.get_daq_device_inventory(uldaq.InterfaceType.USB)
# self.daq_device = uldaq.DaqDevice(devices[0])
# self.daq_device.connect()
devices = uldaq.get_daq_device_inventory(uldaq.InterfaceType.USB)
self.daq_device = uldaq.DaqDevice(devices[0])
self.daq_device.connect()
def write_daq(self):
log.debug("running repro")
time = np.arange(0, 10, 1 / 30_000.0)
data = 2 * np.sin(2 * np.pi * 1 * time)
self.send_analog_dac(
data, [0, 0], 30_000, ScanOption=uldaq.ScanOption.EXTTRIGGER
data = 2 * np.sin(2 * np.pi * 10 * time)
buffer = ctypes.c_double * len(time)
data_c = buffer(*data)
log.debug(f"Created C_double data {data_c}")
ao_device = self.daq_device.get_ao_device()
ao_info = ao_device.get_info()
log.debug(
f"Analog info,\n Channels available {ao_info.get_num_chans()}, \n Max Samplerate: {ao_info.get_max_scan_rate()}"
)
err = ao_device.a_out_scan(
0,
0,
uldaq.Range.BIP10VOLTS,
int(len(data)),
30_000.0,
uldaq.ScanOption.DEFAULTIO,
uldaq.AOutScanFlag.DEFAULT,
data_c,
)
ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 11)
def trigger(self):
self.digital_trigger(1)
self.daq_device.disconnect()
self.daq_device.release()
@ -34,4 +50,3 @@ class Output_daq(Repos):
if __name__ == "__main__":
daq_input = Output_daq()
daq_input.write_daq()
# daq_input.trigger()

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@ -1,6 +1,5 @@
from ctypes import Array, c_double
from typing import Union
from IPython import embed
import numpy.typing as npt
import uldaq
import numpy as np
@ -31,15 +30,16 @@ class Repos:
ScanOption: uldaq.ScanOption = uldaq.ScanOption.DEFAULTIO,
AInScanFlag: uldaq.AInScanFlag = uldaq.AInScanFlag.DEFAULT,
) -> Array[c_double]:
if channels[0] == channels[1]:
channel_len = 1
else:
channel_len = len(channels)
assert len(channels) == 2, log.error("Please provide a list with two ints")
if len(channels) > 2:
log.error("Please provide only two channels")
# Get the Ananlog In device and Analog Info
ai_device = self.daq_device.get_ai_device()
ai_info = ai_device.get_info()
buffer_len = np.shape(np.arange(0, duration, 1 / samplerate))[0]
data_analog_input = uldaq.create_float_buffer(channel_len, buffer_len)
data_analog_input = uldaq.create_float_buffer(1, buffer_len)
er = ai_device.a_in_scan(
channels[0],
@ -52,7 +52,8 @@ class Repos:
AInScanFlag,
data=data_analog_input,
)
# ai_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, timeout=-1)
ai_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, timeout=-1)
log.debug("Scanning")
return data_analog_input
@ -60,11 +61,13 @@ class Repos:
self,
data: Union[list, npt.NDArray],
channels: list[int],
duration: int,
samplerate: float,
AiInputMode: uldaq.AiInputMode = uldaq.AiInputMode.SINGLE_ENDED,
Range: uldaq.Range = uldaq.Range.BIP10VOLTS,
ScanOption: uldaq.ScanOption = uldaq.ScanOption.DEFAULTIO,
AOutScanFlag: uldaq.AOutScanFlag = uldaq.AOutScanFlag.DEFAULT,
):
AInScanFlag: uldaq.AOutScanFlag = uldaq.AOutScanFlag.DEFAULT,
) -> Array[c_double]:
"""
Parameters
@ -89,7 +92,6 @@ class Repos:
Returns
-------
Array[c_double]
ao_device
"""
@ -99,6 +101,7 @@ class Repos:
log.debug(f"Created C_double data {data_analog_output}")
ao_device = self.daq_device.get_ao_device()
ao_info = ao_device.get_info()
ao_device.set_trigger
err = ao_device.a_out_scan(
channels[0],
@ -107,31 +110,22 @@ class Repos:
int(len(data)),
samplerate,
ScanOption,
AOutScanFlag,
AInScanFlag,
data_analog_output,
)
log.info(f"The actual scan rate was {err}")
# ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 11)
ao_device.scan_wait(uldaq.WaitType.WAIT_UNTIL_DONE, 11)
return data_analog_output, ao_device
return data_analog_output
def digital_trigger(self, portn: int = 0, data: int = 1) -> None:
log.info(f"{self.daq_device}")
dio_device = self.daq_device.get_dio_device()
dio_device.d_config_bit(
uldaq.DigitalPortType.AUXPORT, portn, uldaq.DigitalDirection.OUTPUT
)
def digital_trigger(self, portn):
dio_device.d_bit_out(uldaq.DigitalPortType.AUXPORT, bit_number=portn, data=data)
dio_device = self.daq_device.get_dio_device()
dio_device.d_bit_out(uldaq.DigitalPortType.FIRSTPORTA, bit_number=portn, data=1)
def disconnect_dac(self):
self.daq_device.disconnect()
self.daq_device.release()
def clean_up():
pass
def run_repo(self) -> None:
pass