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Olivier Kaufmann authoredb7bbd267
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import matplotlib
matplotlib.use('TkAgg')
from ohmpi.utils import change_config
change_config('../configs/config_mb_2024_0_2.py', verbose=False)
import importlib
import time
import logging
from ohmpi.config import HARDWARE_CONFIG
stand_alone = False
part_of_hardware_system = False
within_ohmpi = True
# Stand alone
if stand_alone:
ctl_module = importlib.import_module(f'ohmpi.hardware_components.{HARDWARE_CONFIG["ctl"].pop("model")}')
pwr_module = importlib.import_module(f'ohmpi.hardware_components.{HARDWARE_CONFIG["pwr"].pop("model")}')
tx_module = importlib.import_module(f'ohmpi.hardware_components.{HARDWARE_CONFIG["tx"].pop("model")}')
rx_module = importlib.import_module(f'ohmpi.hardware_components.{HARDWARE_CONFIG["rx"].pop("model")}')
ctl = ctl_module.Ctl()
HARDWARE_CONFIG['tx'].update({'ctl': ctl}) # HARDWARE_CONFIG['tx'].pop('ctl', ctl_module.Ctl())})
HARDWARE_CONFIG['rx'].update({'ctl': ctl}) # HARDWARE_CONFIG['rx'].pop('ctl', ctl_module.Ctl())})
HARDWARE_CONFIG['tx'].update({'connection': HARDWARE_CONFIG['tx'].pop('connection',
ctl.interfaces[
HARDWARE_CONFIG['tx'].pop(
'interface_name', 'i2c')])})
HARDWARE_CONFIG['rx'].update({'connection': HARDWARE_CONFIG['rx'].pop('connection',
ctl.interfaces[
HARDWARE_CONFIG['rx'].pop(
'interface_name', 'i2c')])})
rx = rx_module.Rx(**HARDWARE_CONFIG['rx'])
tx = tx_module.Tx(**HARDWARE_CONFIG['tx'])
pwr = pwr_module.Pwr(**HARDWARE_CONFIG['pwr'])
tx.polarity = 1
time.sleep(1)
tx.polarity = 0
# mux as part of a OhmPiHardware system
if part_of_hardware_system:
from ohmpi.hardware_system import OhmPiHardware
print('Starting test of as part of an OhmPiHardware system.')
k = OhmPiHardware()
k.exec_logger.setLevel(logging.DEBUG)
# Test mux switching
k.reset_mux()
k.switch_mux(electrodes=[1, 4, 2, 3], roles=['A', 'B', 'M', 'N'], state='on')
time.sleep(1.)
k.switch_mux(electrodes=[1, 4, 2, 3], roles=['A', 'B', 'M', 'N'], state='off')
if within_ohmpi:
from ohmpi.ohmpi import OhmPi
# from ohmpi.plots import plot_exec_log
print('Starting test with OhmPi.')
k = OhmPi()
#A, B, M, N = (32, 29, 31, 30)
k.reset_mux()
#k._hw.switch_mux([A, B, M, N], state='on')
#k._hw.vab_square_wave(12.,1., cycles=2)
#k._hw.switch_mux([A, B, M, N], state='off')
#k._hw.calibrate_rx_bias() # electrodes 1 4 2 3 should be connected to a reference circuit
#k._hw.rx._bias = -1.38
#print(f'Resistance: {k._hw.last_rho :.2f} ohm, dev. {k._hw.last_dev:.2f} %, rx bias: {k._hw.rx._bias:.2f} mV')
# k._hw._plot_readings()
A, B, M, N = (0, 0, 0, 0)
# k._hw.switch_mux([A, B, M, N], state='on')
# k._hw.vab_square_wave(12., cycle_duration=10., cycles=3)
# k._hw.switch_mux([A, B, M, N], state='off')
# print(f'OhmPiHardware Resistance: {k._hw.last_rho :.2f} ohm, dev. {k._hw.last_dev:.2f} %, rx bias: {k._hw.rx._bias:.2f} mV')
# k._hw._plot_readings()
print('using OhmPi')
d = k.run_measurement([A, B, M, N], injection_duration=1., nb_stack=2, duty_cycle=0.5)
print(d)
#k._hw._plot_readings()
print(f'OhmPiHardware: Resistance: {k._hw.last_resistance() :.2f} ohm, dev. {k._hw.last_dev():.2f} %, sp: {k._hw.sp:.2f} mV, rx bias: {k._hw.rx._bias:.2f} mV')
# print(f'OhmPi: Resistance: {d["R [ohm]"] :.2f} ohm, dev. {d["R_std [%]"]:.2f} %, rx bias: {k._hw.rx._bias:.2f} mV')
k._hw._plot_readings(save_fig=False)
# plot_exec_log('ohmpi/logs/exec.log')
change_config('../configs/config_default.py', verbose=False)