thermostat/pytec/tec_qt.py

742 lines
32 KiB
Python
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

from PyQt6 import QtWidgets, QtGui, QtCore
from PyQt6.QtCore import pyqtSignal, QObject, QSignalBlocker, pyqtSlot
import pyqtgraph.parametertree.parameterTypes as pTypes
from pyqtgraph.parametertree import Parameter, ParameterTree, ParameterItem, registerParameterType
import pyqtgraph as pg
from pglive.sources.data_connector import DataConnector
from pglive.kwargs import Axis
from pglive.sources.live_plot import LiveLinePlot
from pglive.sources.live_plot_widget import LivePlotWidget
from pglive.sources.live_axis import LiveAxis
import sys
import argparse
import logging
import asyncio
from pytec.aioclient import Client, StoppedConnecting
import qasync
from qasync import asyncSlot, asyncClose
# pyuic6 -x tec_qt.ui -o ui_tec_qt.py
from ui_tec_qt import Ui_MainWindow
def get_argparser():
parser = argparse.ArgumentParser(description="ARTIQ master")
parser.add_argument("--connect", default=None, action="store_true",
help="Automatically connect to the specified Thermostat in IP:port format")
parser.add_argument('IP', metavar="ip", default=None, nargs='?')
parser.add_argument('PORT', metavar="port", default=None, nargs='?')
parser.add_argument("-l", "--log", dest="logLevel", choices=['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'],
help="Set the logging level")
return parser
class MutexParameter(pTypes.ListParameter):
"""
Mutually exclusive parameter where only one of its children is visible at a time, list selectable.
The ordering of the list items determines which children will be visible.
"""
def __init__(self, **opts):
super().__init__(**opts)
self.sigValueChanged.connect(self.show_chosen_child)
self.sigValueChanged.emit(self, self.opts['value'])
def _get_param_from_value(self, value):
if isinstance(self.opts['limits'], dict):
values_list = list(self.opts['limits'].values())
else:
values_list = self.opts['limits']
return self.children()[values_list.index(value)]
@pyqtSlot(object, object)
def show_chosen_child(self, value):
for param in self.children():
param.hide()
child_to_show = self._get_param_from_value(value.value())
child_to_show.show()
if child_to_show.opts.get('triggerOnShow', None):
child_to_show.sigValueChanged.emit(child_to_show, child_to_show.value())
registerParameterType('mutex', MutexParameter)
class WrappedClient(QObject, Client):
connection_error = pyqtSignal()
def __init__(self, parent):
super().__init__(parent)
async def _read_line(self):
try:
return await super()._read_line()
except (OSError, TimeoutError, asyncio.TimeoutError) as e: # TODO: Remove asyncio.TimeoutError in Python 3.11
logging.error("Client connection error, disconnecting", exc_info=True)
self.connection_error.emit()
async def _check_zero_limits(self):
pwm_report = await self.get_pwm()
for pwm_channel in pwm_report:
if (neg := pwm_channel["max_i_neg"]["value"]) != (pos := pwm_channel["max_i_pos"]["value"]):
# Set the minimum of the 2
lcd = min(neg, pos)
await self.set_param("pwm", pwm_channel["channel"], 'max_i_neg', lcd)
await self.set_param("pwm", pwm_channel["channel"], 'max_i_pos', lcd)
for limit in ["max_i_pos", "max_v"]:
if pwm_channel[limit]["value"] == 0.0:
QtWidgets.QMessageBox.warning(self.parent(), "Limits", "Max {} is set to zero on channel {}!".format("Current" if limit == "max_i_pos" else "Voltage", pwm_channel["channel"]))
class ClientWatcher(QObject):
fan_update = pyqtSignal(dict)
pwm_update = pyqtSignal(list)
report_update = pyqtSignal(list)
pid_update = pyqtSignal(list)
thermistor_update = pyqtSignal(list)
postfilter_update = pyqtSignal(list)
def __init__(self, parent, client, update_s):
self._update_s = update_s
self._client = client
self._watch_task = None
self._report_mode_task = None
self._poll_for_report = True
super().__init__(parent)
async def run(self):
loop = asyncio.get_running_loop()
while True:
time = loop.time()
await self.update_params()
await asyncio.sleep(self._update_s - (loop.time() - time))
async def update_params(self):
self.fan_update.emit(await self._client.get_fan())
self.pwm_update.emit(await self._client.get_pwm())
if self._poll_for_report:
self.report_update.emit(await self._client.report())
self.pid_update.emit(await self._client.get_pid())
self.thermistor_update.emit(await self._client.get_steinhart_hart())
self.postfilter_update.emit(await self._client.get_postfilter())
def start_watching(self):
self._watch_task = asyncio.create_task(self.run())
@pyqtSlot()
def stop_watching(self):
if self._watch_task is not None:
self._watch_task.cancel()
self._watch_task = None
async def set_report_mode(self, enabled: bool):
self._poll_for_report = not enabled
if enabled:
self._report_mode_task = asyncio.create_task(self.report_mode())
else:
self._client.stop_report_mode()
if self._report_mode_task is not None:
await self._report_mode_task
self._report_mode_task = None
async def report_mode(self):
async for report in self._client.report_mode():
self.report_update.emit(report)
@pyqtSlot(float)
def set_update_s(self, update_s):
self._update_s = update_s
class ChannelGraphs:
"""The maximum number of sample points to store."""
DEFAULT_MAX_SAMPLES = 1000
def __init__(self, t_widget, i_widget):
self._t_widget = t_widget
self._i_widget = i_widget
self._t_plot = LiveLinePlot()
self._i_plot = LiveLinePlot(name='Feedback')
self._iset_plot = LiveLinePlot(name='Setpoint', pen=pg.mkPen('r'))
self.t_line = self._t_widget.getPlotItem().addLine(label='{value} °C')
self.t_line.setVisible(False)
for graph in t_widget, i_widget:
time_axis = LiveAxis('bottom', text="Time since Thermostat reset", **{Axis.TICK_FORMAT: Axis.DURATION})
time_axis.showLabel()
graph.setAxisItems({'bottom': time_axis})
graph.add_crosshair(pg.mkPen(color='red', width=1), {'color': 'green'})
# Enable linking of axes in the graph widget's context menu
graph.register(graph.getPlotItem().titleLabel.text) # Slight hack getting the title
temperature_axis = LiveAxis('left', text="Temperature", units="°C")
temperature_axis.showLabel()
t_widget.setAxisItems({'left': temperature_axis})
current_axis = LiveAxis('left', text="Current", units="A")
current_axis.showLabel()
i_widget.setAxisItems({'left': current_axis})
i_widget.addLegend(brush=(50, 50, 200, 150))
t_widget.addItem(self._t_plot)
i_widget.addItem(self._i_plot)
i_widget.addItem(self._iset_plot)
self.t_connector = DataConnector(self._t_plot, max_points=self.DEFAULT_MAX_SAMPLES)
self.i_connector = DataConnector(self._i_plot, max_points=self.DEFAULT_MAX_SAMPLES)
self.iset_connector = DataConnector(self._iset_plot, max_points=self.DEFAULT_MAX_SAMPLES)
self.max_samples = self.DEFAULT_MAX_SAMPLES
def plot_append(self, report):
temperature = report['temperature']
current = report['tec_i']
iset = report['i_set']
time = report['time']
if temperature is not None:
self.t_connector.cb_append_data_point(temperature, time)
self.i_connector.cb_append_data_point(current, time)
self.iset_connector.cb_append_data_point(iset, time)
def clear(self):
for connector in self.t_connector, self.i_connector, self.iset_connector:
connector.clear()
class MainWindow(QtWidgets.QMainWindow, Ui_MainWindow):
"""The maximum number of sample points to store."""
DEFAULT_MAX_SAMPLES = 1000
"""Thermostat parameters that are particular to a channel"""
THERMOSTAT_PARAMETERS = [[
{'name': 'Temperature', 'type': 'float', 'siPrefix': True, 'suffix': '°C', 'readonly': True},
{'name': 'Current through TEC', 'type': 'float', 'siPrefix': True, 'suffix': 'A', 'readonly': True},
{'name': 'Output Config', 'expanded': True, 'type': 'group', 'children': [
{'name': 'Control Method', 'type': 'mutex', 'limits': {'Constant Current': False, 'Temperature PID': True},
'commands': [f'pwm {ch} pid'], 'children': [
{'name': 'Set Current', 'type': 'float', 'value': 0, 'step': 0.1, 'limits': (-3, 3), 'siPrefix': True, 'triggerOnShow': True,
'suffix': 'A', 'param': [('pwm', ch, 'i_set')]},
{'name': 'Set Temperature', 'type': 'float', 'value': 25, 'step': 0.1, 'limits': (-273, 300), 'siPrefix': True,
'suffix': '°C', 'param': [('pid', ch, 'target')]},
]},
{'name': 'Limits', 'expanded': False, 'type': 'group', 'children': [
{'name': 'Max Absolute Current', 'type': 'float', 'value': 0, 'step': 0.1, 'limits': (0, 3), 'siPrefix': True,
'suffix': 'A', 'param': [('pwm', ch, 'max_i_pos'), ('pid', ch, 'output_min', '-'), ('pwm', ch, 'max_i_neg'), ('pid', ch, 'output_max')]},
{'name': 'Max Absolute Voltage', 'type': 'float', 'value': 0, 'step': 0.1, 'limits': (0, 5), 'siPrefix': True,
'suffix': 'V', 'param': [('pwm', ch, 'max_v')]},
]}
]},
{'name': 'Thermistor Config', 'expanded': False, 'type': 'group', 'children': [
{'name': 'T₀', 'type': 'float', 'value': 25, 'step': 0.1, 'limits': (-100, 100), 'siPrefix': True,
'suffix': '°C', 'param': [('s-h', ch, 't0')]},
{'name': 'R₀', 'type': 'float', 'value': 10000, 'step': 1, 'siPrefix': True, 'suffix': 'Ω',
'param': [('s-h', ch, 'r0')]},
{'name': 'B', 'type': 'float', 'value': 3950, 'step': 1, 'suffix': 'K', 'param': [('s-h', ch, 'b')]},
]},
{'name': 'Postfilter Config', 'expanded': False, 'type': 'group', 'children': [
{'name': 'Postfilter Rate', 'type': 'list', 'value': ('rate', 16.67), 'param': [('postfilter', ch)],
'limits': {'Off': ('off',), '16.67 Hz': ('rate', 16.67), '20 Hz': ('rate', 20.0), '21.25 Hz': ('rate', 21.25), '27 Hz': ('rate', 27.0)}},
]},
{'name': 'PID Config', 'expanded': False, 'type': 'group', 'children': [
{'name': 'Kp', 'type': 'float', 'value': 0, 'step': 0.1, 'suffix': '°C/A', 'param': [('pid', ch, 'kp')]},
{'name': 'Ki', 'type': 'float', 'value': 0, 'step': 0.1, 'suffix': '°C/C', 'param': [('pid', ch, 'ki')]},
{'name': 'Kd', 'type': 'float', 'value': 0, 'step': 0.1, 'suffix': '°Cs²/C', 'param': [('pid', ch, 'kd')]},
{'name': 'PID Auto Tune', 'expanded': False, 'type': 'group', 'children': [
{'name': 'Target Temperature', 'type': 'float', 'value': 20, 'step': 0.1, 'siPrefix': True, 'suffix': '°C'},
{'name': 'Test Current', 'type': 'float', 'value': 1, 'step': 0.1, 'siPrefix': True, 'suffix': 'A'},
{'name': 'Temperature Swing', 'type': 'float', 'value': 1.5, 'step': 0.1, 'siPrefix': True, 'prefix': '±', 'suffix': '°C'},
{'name': 'Run', 'type': 'action', 'tip': 'Run'},
]},
]},
{'name': 'Save to flash', 'type': 'action', 'tip': 'Save config to thermostat, applies on reset'},
{'name': 'Load from flash', 'type': 'action', 'tip': 'Load config from flash'}
] for ch in range(2)]
def __init__(self, args):
super().__init__()
self.setupUi(self)
self.max_samples = self.DEFAULT_MAX_SAMPLES
self._set_up_connection_menu()
self._set_up_thermostat_menu()
self._set_up_plot_menu()
self.client = WrappedClient(self)
self.client.connection_error.connect(self.bail)
self.client_watcher = ClientWatcher(self, self.client, self.report_refresh_spin.value())
self.client_watcher.fan_update.connect(self.fan_update)
self.client_watcher.report_update.connect(self.update_report)
self.client_watcher.pid_update.connect(self.update_pid)
self.client_watcher.pwm_update.connect(self.update_pwm)
self.client_watcher.thermistor_update.connect(self.update_thermistor)
self.client_watcher.postfilter_update.connect(self.update_postfilter)
self.report_apply_btn.clicked.connect(
lambda: self.client_watcher.set_update_s(self.report_refresh_spin.value())
)
self.params = [
Parameter.create(name=f"Thermostat Channel {ch} Parameters", type='group', value=ch, children=self.THERMOSTAT_PARAMETERS[ch])
for ch in range(2)
]
self._set_param_tree()
self.channel_graphs = [
ChannelGraphs(getattr(self, f'ch{ch}_t_graph'), getattr(self, f'ch{ch}_i_graph'))
for ch in range(2)
]
self.hw_rev_data = None
if args.connect:
if args.IP:
self.host_set_line.setText(args.IP)
if args.PORT:
self.port_set_spin.setValue(int(args.PORT))
self.connect_btn.click()
def _set_up_connection_menu(self):
_translate = QtCore.QCoreApplication.translate
self.connection_menu = QtWidgets.QMenu()
self.connection_menu.setTitle('Connection Settings')
self.host_set_line = QtWidgets.QLineEdit()
self.host_set_line.setMinimumSize(QtCore.QSize(160, 0))
self.host_set_line.setMaximumSize(QtCore.QSize(160, 16777215))
self.host_set_line.setMaxLength(15)
self.host_set_line.setClearButtonEnabled(True)
self.host_set_line.setText("192.168.1.26")
self.host_set_line.setPlaceholderText(_translate("MainWindow", "IP for the Thermostat"))
host = QtWidgets.QWidgetAction(self.connection_menu)
host.setDefaultWidget(self.host_set_line)
self.connection_menu.addAction(host)
self.connection_menu.host = host
self.port_set_spin = QtWidgets.QSpinBox()
self.port_set_spin.setMinimumSize(QtCore.QSize(70, 0))
self.port_set_spin.setMaximumSize(QtCore.QSize(70, 16777215))
self.port_set_spin.setMaximum(65535)
self.port_set_spin.setValue(23)
port = QtWidgets.QWidgetAction(self.connection_menu)
port.setDefaultWidget(self.port_set_spin)
self.connection_menu.addAction(port)
self.connection_menu.port = port
self.connect_btn.setMenu(self.connection_menu)
def _set_up_thermostat_menu(self):
_translate = QtCore.QCoreApplication.translate
self.thermostat_menu = QtWidgets.QMenu()
self.thermostat_menu.setTitle('Thermostat settings')
self.fan_group = QtWidgets.QWidget()
self.fan_group.setEnabled(False)
self.fan_group.setMinimumSize(QtCore.QSize(40, 0))
self.fan_layout = QtWidgets.QHBoxLayout(self.fan_group)
self.fan_layout.setSpacing(9)
self.fan_lbl = QtWidgets.QLabel(parent=self.fan_group)
self.fan_lbl.setMinimumSize(QtCore.QSize(40, 0))
self.fan_lbl.setMaximumSize(QtCore.QSize(40, 16777215))
self.fan_lbl.setBaseSize(QtCore.QSize(40, 0))
self.fan_layout.addWidget(self.fan_lbl)
self.fan_power_slider = QtWidgets.QSlider(parent=self.fan_group)
self.fan_power_slider.setMinimumSize(QtCore.QSize(200, 0))
self.fan_power_slider.setMaximumSize(QtCore.QSize(200, 16777215))
self.fan_power_slider.setBaseSize(QtCore.QSize(200, 0))
self.fan_power_slider.setRange(1, 100)
self.fan_power_slider.setOrientation(QtCore.Qt.Orientation.Horizontal)
self.fan_layout.addWidget(self.fan_power_slider)
self.fan_auto_box = QtWidgets.QCheckBox(parent=self.fan_group)
self.fan_auto_box.setMinimumSize(QtCore.QSize(70, 0))
self.fan_auto_box.setMaximumSize(QtCore.QSize(70, 16777215))
self.fan_layout.addWidget(self.fan_auto_box)
self.fan_pwm_warning = QtWidgets.QLabel(parent=self.fan_group)
self.fan_pwm_warning.setMinimumSize(QtCore.QSize(16, 0))
self.fan_layout.addWidget(self.fan_pwm_warning)
self.fan_power_slider.valueChanged.connect(self.fan_set)
self.fan_auto_box.stateChanged.connect(self.fan_auto_set)
self.fan_lbl.setToolTip(_translate("MainWindow", "Adjust the fan"))
self.fan_lbl.setText(_translate("MainWindow", "Fan:"))
self.fan_auto_box.setText(_translate("MainWindow", "Auto"))
fan = QtWidgets.QWidgetAction(self.thermostat_menu)
fan.setDefaultWidget(self.fan_group)
self.thermostat_menu.addAction(fan)
self.thermostat_menu.fan = fan
@asyncSlot(bool)
async def reset_thermostat(_):
await self._on_connection_changed(False)
await self.client.reset()
await asyncio.sleep(0.1) # Wait for the reset to start
self.connect_btn.click() # Reconnect
self.actionReset.triggered.connect(reset_thermostat)
self.thermostat_menu.addAction(self.actionReset)
@asyncSlot(bool)
async def dfu_mode(_):
await self._on_connection_changed(False)
await self.client.dfu()
# TODO: add a firmware flashing GUI?
self.actionEnter_DFU_Mode.triggered.connect(dfu_mode)
self.thermostat_menu.addAction(self.actionEnter_DFU_Mode)
@asyncSlot(bool)
async def network_settings(_):
ask_network = QtWidgets.QInputDialog(self)
ask_network.setWindowTitle(_translate("MainWindow", "Network Settings"))
ask_network.setLabelText(_translate("MainWindow", "Set the Thermostat's IPv4 address, netmask and gateway (optional)"))
ask_network.setTextValue((await self.client.ipv4())['addr'])
@pyqtSlot(str)
def set_ipv4(ipv4_settings):
sure = QtWidgets.QMessageBox(self)
sure.setWindowTitle(_translate("MainWindow", "Set network?"))
sure.setText(f"Setting this as network and disconnecting:<br>{ipv4_settings}")
@asyncSlot(object)
async def really_set(button):
await self.client.set_param("ipv4", ipv4_settings)
await self.client.disconnect()
await self._on_connection_changed(False)
sure.buttonClicked.connect(really_set)
sure.show()
ask_network.textValueSelected.connect(set_ipv4)
ask_network.show()
self.actionNetwork_Settings.triggered.connect(network_settings)
self.thermostat_menu.addAction(self.actionNetwork_Settings)
@asyncSlot(bool)
async def load(_):
await self.client.load_config()
self.actionLoad_all_configs.triggered.connect(load)
self.thermostat_menu.addAction(self.actionLoad_all_configs)
@asyncSlot(bool)
async def save(_):
await self.client.save_config()
self.actionSave_all_configs.triggered.connect(save)
self.thermostat_menu.addAction(self.actionSave_all_configs)
def about_thermostat():
QtWidgets.QMessageBox.about(
self,
_translate("MainWindow","About Thermostat"),
f"""
<h1>Sinara 8451 Thermostat v{self.hw_rev_d['rev']['major']}.{self.hw_rev_d['rev']['minor']}</h1>
<br>
<h2>Settings:</h2>
Default fan curve:
a = {self.hw_rev_d['settings']['fan_k_a']},
b = {self.hw_rev_d['settings']['fan_k_b']},
c = {self.hw_rev_d['settings']['fan_k_c']}
<br>
Fan PWM range:
{self.hw_rev_d['settings']['min_fan_pwm']} {self.hw_rev_d['settings']['max_fan_pwm']}
<br>
Fan PWM frequency: {self.hw_rev_d['settings']['fan_pwm_freq_hz']} Hz
<br>
Fan available: {self.hw_rev_d['settings']['fan_available']}
<br>
Fan PWM recommended: {self.hw_rev_d['settings']['fan_pwm_recommended']}
"""
)
self.actionAbout_Thermostat.triggered.connect(about_thermostat)
self.thermostat_menu.addAction(self.actionAbout_Thermostat)
self.thermostat_settings.setMenu(self.thermostat_menu)
def _set_up_plot_menu(self):
_translate = QtCore.QCoreApplication.translate
self.plot_menu = QtWidgets.QMenu()
self.plot_menu.setTitle("Plot Settings")
clear = QtGui.QAction("Clear graphs", self.plot_menu)
clear.triggered.connect(self.clear_graphs)
self.plot_menu.addAction(clear)
self.plot_menu.clear = clear
self.samples_spinbox = QtWidgets.QSpinBox()
self.samples_spinbox.setRange(2, 100000)
self.samples_spinbox.setSuffix(' samples')
self.samples_spinbox.setValue(self.max_samples)
self.samples_spinbox.valueChanged.connect(self.set_max_samples)
limit_samples = QtWidgets.QWidgetAction(self.plot_menu)
limit_samples.setDefaultWidget(self.samples_spinbox)
self.plot_menu.addAction(limit_samples)
self.plot_menu.limit_samples = limit_samples
self.plot_settings.setMenu(self.plot_menu)
@pyqtSlot(int)
def set_max_samples(self, samples: int):
for channel_graph in self.channel_graphs:
channel_graph.t_connector.max_points = samples
channel_graph.i_connector.max_points = samples
channel_graph.iset_connector.max_points = samples
def clear_graphs(self):
for channel_graph in self.channel_graphs:
channel_graph.clear()
async def _on_connection_changed(self, result):
self.graph_group.setEnabled(result)
self.report_group.setEnabled(result)
self.thermostat_settings.setEnabled(result)
self.host_set_line.setEnabled(not result)
self.port_set_spin.setEnabled(not result)
self.connect_btn.setText("Disconnect" if result else "Connect")
if result:
self.hw_rev_data = await self.client.hw_rev()
self._status(self.hw_rev_data)
self.client_watcher.start_watching()
# await self.client.set_param("fan", 1)
else:
self.status_lbl.setText("Disconnected")
self.fan_pwm_warning.setPixmap(QtGui.QPixmap())
self.fan_pwm_warning.setToolTip("")
self.clear_graphs()
self.report_box.setChecked(False)
await self.client_watcher.set_report_mode(False)
self.client_watcher.stop_watching()
self.status_lbl.setText("Disconnected")
def _set_fan_pwm_warning(self):
if self.fan_power_slider.value() != 100:
pixmapi = getattr(QtWidgets.QStyle.StandardPixmap, "SP_MessageBoxWarning")
icon = self.style().standardIcon(pixmapi)
self.fan_pwm_warning.setPixmap(icon.pixmap(16, 16))
self.fan_pwm_warning.setToolTip("Throttling the fan (not recommended on this hardware rev)")
else:
self.fan_pwm_warning.setPixmap(QtGui.QPixmap())
self.fan_pwm_warning.setToolTip("")
def _status(self, hw_rev_d: dict):
logging.debug(hw_rev_d)
self.status_lbl.setText(f"Connected to Thermostat v{hw_rev_d['rev']['major']}.{hw_rev_d['rev']['minor']}")
self.fan_group.setEnabled(hw_rev_d["settings"]["fan_available"])
@pyqtSlot(dict)
def fan_update(self, fan_settings: dict):
logging.debug(fan_settings)
if fan_settings is None:
return
with QSignalBlocker(self.fan_power_slider):
self.fan_power_slider.setValue(fan_settings["fan_pwm"] or 100) # 0 = PWM off = full strength
with QSignalBlocker(self.fan_auto_box):
self.fan_auto_box.setChecked(fan_settings["auto_mode"])
if not self.hw_rev_data["settings"]["fan_pwm_recommended"]:
self._set_fan_pwm_warning()
@asyncSlot(int)
async def fan_set(self, value):
if not self.client.connected():
return
if self.fan_auto_box.isChecked():
with QSignalBlocker(self.fan_auto_box):
self.fan_auto_box.setChecked(False)
await self.client.set_fan(value)
if not self.hw_rev_data["settings"]["fan_pwm_recommended"]:
self._set_fan_pwm_warning()
@asyncSlot(int)
async def fan_auto_set(self, enabled):
if not self.client.connected():
return
if enabled:
await self.client.set_fan("auto")
self.fan_update(await self.client.get_fan())
else:
await self.client.set_fan(self.fan_power_slider.value())
@asyncSlot(int)
async def on_report_box_stateChanged(self, enabled):
await self.client_watcher.set_report_mode(enabled)
@asyncClose
async def closeEvent(self, event):
await self.bail()
@asyncSlot()
async def on_connect_btn_clicked(self):
host, port = self.host_set_line.text(), self.port_set_spin.value()
try:
if not (self.client.connecting() or self.client.connected()):
self.status_lbl.setText("Connecting...")
self.connect_btn.setText("Stop")
self.host_set_line.setEnabled(False)
self.port_set_spin.setEnabled(False)
try:
await self.client.start_session(host=host, port=port, timeout=30)
except StoppedConnecting:
return
await self._on_connection_changed(True)
else:
await self.bail()
except (OSError, TimeoutError, asyncio.TimeoutError) as e: # TODO: Remove asyncio.TimeoutError in Python 3.11
logging.error(f"Failed communicating to {host}:{port}: {e}")
await self.bail()
@asyncSlot()
async def bail(self):
await self._on_connection_changed(False)
await self.client.end_session()
@asyncSlot(object, object)
async def send_command(self, param, changes):
for inner_param, change, data in changes:
if change == 'value':
if inner_param.opts.get("commands", None) is not None:
if inner_param.name() == 'Control Method' and not data:
return
await asyncio.gather(*[self.client._command(x.format(value=data)) for x in inner_param.opts["commands"]])
if inner_param.opts.get("param", None) is not None:
for thermostat_param in inner_param.opts["param"]:
if len(thermostat_param) == 4: # To tack on prefixes to the data
await self.client.set_param(*thermostat_param[:3], f"{thermostat_param[3]}{data}")
elif inner_param.name() == 'Postfilter Rate':
await self.client.set_param(*thermostat_param, *data)
else:
await self.client.set_param(*thermostat_param, data)
def _set_param_tree(self):
for i, tree in enumerate((self.ch0_tree, self.ch1_tree)):
tree.setHeaderHidden(True)
tree.setParameters(self.params[i], showTop=False)
self.params[i].sigTreeStateChanged.connect(self.send_command)
@asyncSlot()
async def save(_, ch=i):
await self.client.save_config(ch)
self.params[i].child('Save to flash').sigActivated.connect(save)
@asyncSlot()
async def load(_, ch=i):
await self.client.load_config(ch)
self.params[i].child('Load from flash').sigActivated.connect(load)
@pyqtSlot(list)
def update_pid(self, pid_settings):
for settings in pid_settings:
channel = settings["channel"]
with QSignalBlocker(self.params[channel]):
self.params[channel].child("PID Config", "Kp").setValue(settings["parameters"]["kp"])
self.params[channel].child("PID Config", "Ki").setValue(settings["parameters"]["ki"])
self.params[channel].child("PID Config", "Kd").setValue(settings["parameters"]["kd"])
self.params[channel].child("Output Config", "Control Method", "Set Temperature").setValue(settings["target"])
self.channel_graphs[channel].t_line.setValue(settings["target"])
@pyqtSlot(list)
def update_report(self, report_data):
for settings in report_data:
channel = settings["channel"]
self.channel_graphs[channel].plot_append(settings)
with QSignalBlocker(self.params[channel]):
self.params[channel].child("Output Config", "Control Method").setValue(settings["pid_engaged"])
self.channel_graphs[channel].t_line.setVisible(settings["pid_engaged"])
self.params[channel].child("Output Config", "Control Method", "Set Current").setValue(settings["i_set"])
if settings['temperature'] is not None and settings['tec_i'] is not None:
self.params[channel].child("Temperature").setValue(settings['temperature'])
self.params[channel].child("Current through TEC").setValue(settings['tec_i'])
@pyqtSlot(list)
def update_thermistor(self, sh_data):
for sh_param in sh_data:
channel = sh_param["channel"]
with QSignalBlocker(self.params[channel]):
self.params[channel].child("Thermistor Config", "T₀").setValue(sh_param["params"]["t0"] - 273.15)
self.params[channel].child("Thermistor Config", "R₀").setValue(sh_param["params"]["r0"])
self.params[channel].child("Thermistor Config", "B").setValue(sh_param["params"]["b"])
@pyqtSlot(list)
def update_pwm(self, pwm_data):
for pwm_params in pwm_data:
channel = pwm_params["channel"]
with QSignalBlocker(self.params[channel]):
self.params[channel].child("Output Config", "Limits", "Max Absolute Voltage").setValue(pwm_params["max_v"]["value"])
self.params[channel].child("Output Config", "Limits", "Max Absolute Current").setValue(pwm_params["max_i_pos"]["value"])
@pyqtSlot(list)
def update_postfilter(self, postfilter_data):
for postfilter_params in postfilter_data:
channel = postfilter_params["channel"]
with QSignalBlocker(self.params[channel]):
if postfilter_params["rate"] == None:
self.params[channel].child("Postfilter Config", "Postfilter Rate").setValue(('off',))
else:
self.params[channel].child("Postfilter Config", "Postfilter Rate").setValue(('rate', postfilter_params["rate"]))
def retranslateUi(self, MainWindow):
super().retranslateUi(MainWindow)
_translate = QtCore.QCoreApplication.translate
self.ch0_t_graph.setTitle(_translate("MainWindow", "Channel 0 Temperature"))
self.ch0_i_graph.setTitle(_translate("MainWindow", "Channel 0 Current"))
self.ch1_t_graph.setTitle(_translate("MainWindow", "Channel 1 Temperature"))
self.ch1_i_graph.setTitle(_translate("MainWindow", "Channel 1 Current"))
async def coro_main():
args = get_argparser().parse_args()
if args.logLevel:
logging.basicConfig(level=getattr(logging, args.logLevel))
app_quit_event = asyncio.Event()
app = QtWidgets.QApplication.instance()
app.aboutToQuit.connect(app_quit_event.set)
main_window = MainWindow(args)
main_window.show()
await app_quit_event.wait()
def main():
qasync.run(coro_main())
if __name__ == '__main__':
main()