def __init__(self, ipcon, uid, version):
PluginBase.__init__(self, ipcon, uid, 'PTC Bricklet', version)
self.str_connected = 'Sensor is currently <font color="green">connected</font>'
self.str_not_connected = 'Sensor is currently <font color="red">not connected</font>'
self.ptc = BrickletPTC(uid, ipcon)
self.qtcb_temperature.connect(self.cb_temperature)
self.ptc.register_callback(self.ptc.CALLBACK_TEMPERATURE,
self.qtcb_temperature.emit)
# self.qtcb_resistance.connect(self.cb_resistance)
# self.ptc.register_callback(self.ptc.CALLBACK_RESISTANCE,
# self.qtcb_resistance.emit)
self.temperature_label = TemperatureLabel()
# self.resistance_label = ResistanceLabel()
self.wire_label = QLabel('Wire Type:')
self.wire_combo = QComboBox()
self.wire_combo.addItem('2-Wire')
self.wire_combo.addItem('3-Wire')
self.wire_combo.addItem('4-Wire')
self.noise_label = QLabel('Noise Rejection Filter:')
self.noise_combo = QComboBox()
self.noise_combo.addItem('50Hz')
self.noise_combo.addItem('60Hz')
self.connected_label = QLabel(self.str_connected)
self.current_value = None
self.wire_combo.currentIndexChanged.connect(self.wire_combo_index_changed)
self.noise_combo.currentIndexChanged.connect(self.noise_combo_index_changed)
plot_list = [['', Qt.red, self.get_current_value]]
self.plot_widget = PlotWidget('Temperature [%cC]' % 0xB0, plot_list)
layout_h = QHBoxLayout()
layout_h.addStretch()
layout_h.addWidget(self.temperature_label)
layout_h.addStretch()
layout_h.addWidget(self.connected_label)
layout_h.addStretch()
layout_h2 = QHBoxLayout()
layout_h2.addWidget(self.wire_label)
layout_h2.addWidget(self.wire_combo)
layout_h2.addStretch()
layout_h2.addWidget(self.noise_label)
layout_h2.addWidget(self.noise_combo)
layout = QVBoxLayout(self)
layout.addLayout(layout_h)
layout.addWidget(self.plot_widget)
layout.addLayout(layout_h2)
self.connected_timer = QTimer()
self.connected_timer.timeout.connect(self.update_connected)
self.connected_timer.setInterval(1000)
class PTC(PluginBase):
qtcb_temperature = pyqtSignal(int)
# qtcb_resistance = pyqtSignal(int)
def __init__(self, ipcon, uid, version):
PluginBase.__init__(self, ipcon, uid, 'PTC Bricklet', version)
self.str_connected = 'Sensor is currently <font color="green">connected</font>'
self.str_not_connected = 'Sensor is currently <font color="red">not connected</font>'
self.ptc = BrickletPTC(uid, ipcon)
self.qtcb_temperature.connect(self.cb_temperature)
self.ptc.register_callback(self.ptc.CALLBACK_TEMPERATURE,
self.qtcb_temperature.emit)
# self.qtcb_resistance.connect(self.cb_resistance)
# self.ptc.register_callback(self.ptc.CALLBACK_RESISTANCE,
# self.qtcb_resistance.emit)
self.temperature_label = TemperatureLabel()
# self.resistance_label = ResistanceLabel()
self.wire_label = QLabel('Wire Type:')
self.wire_combo = QComboBox()
self.wire_combo.addItem('2-Wire')
self.wire_combo.addItem('3-Wire')
self.wire_combo.addItem('4-Wire')
self.noise_label = QLabel('Noise Rejection Filter:')
self.noise_combo = QComboBox()
self.noise_combo.addItem('50Hz')
self.noise_combo.addItem('60Hz')
self.connected_label = QLabel(self.str_connected)
self.current_value = None
self.wire_combo.currentIndexChanged.connect(self.wire_combo_index_changed)
self.noise_combo.currentIndexChanged.connect(self.noise_combo_index_changed)
plot_list = [['', Qt.red, self.get_current_value]]
self.plot_widget = PlotWidget('Temperature [%cC]' % 0xB0, plot_list)
layout_h = QHBoxLayout()
layout_h.addStretch()
layout_h.addWidget(self.temperature_label)
layout_h.addStretch()
layout_h.addWidget(self.connected_label)
layout_h.addStretch()
layout_h2 = QHBoxLayout()
layout_h2.addWidget(self.wire_label)
layout_h2.addWidget(self.wire_combo)
layout_h2.addStretch()
layout_h2.addWidget(self.noise_label)
layout_h2.addWidget(self.noise_combo)
layout = QVBoxLayout(self)
layout.addLayout(layout_h)
layout.addWidget(self.plot_widget)
layout.addLayout(layout_h2)
self.connected_timer = QTimer()
self.connected_timer.timeout.connect(self.update_connected)
self.connected_timer.setInterval(1000)
def start(self):
async_call(self.ptc.get_temperature, None, self.cb_temperature, self.increase_error_count)
# async_call(self.ptc.get_resistance, None, self.cb_resistance, self.increase_error_count)
async_call(self.ptc.set_temperature_callback_period, 100, None, self.increase_error_count)
# async_call(self.ptc.set_resistance_callback_period, 100, None, self.increase_error_count)
async_call(self.ptc.is_sensor_connected, None, self.is_sensor_connected_async, self.increase_error_count)
async_call(self.ptc.get_noise_rejection_filter, None, self.get_noise_rejection_filter_async, self.increase_error_count)
async_call(self.ptc.get_wire_mode, None, self.get_wire_mode_async, self.increase_error_count)
self.connected_timer.start()
self.plot_widget.stop = False
def stop(self):
async_call(self.ptc.set_temperature_callback_period, 0, None, self.increase_error_count)
# async_call(self.ptc.set_resistance_callback_period, 0, None, self.increase_error_count)
self.connected_timer.stop()
self.plot_widget.stop = True
def get_url_part(self):
return 'ptc'
@staticmethod
def has_device_identifier(device_identifier):
return device_identifier == BrickletPTC.DEVICE_IDENTIFIER
def get_current_value(self):
return self.current_value
def update_connected(self):
async_call(self.ptc.is_sensor_connected, None, self.is_sensor_connected_async, self.increase_error_count)
def wire_combo_index_changed(self, index):
async_call(self.ptc.set_wire_mode, index+2, None, self.increase_error_count)
def noise_combo_index_changed(self, index):
async_call(self.ptc.set_noise_rejection_filter, index, None, self.increase_error_count)
def is_sensor_connected_async(self, connected):
if connected:
self.connected_label.setText(self.str_connected)
else:
self.connected_label.setText(self.str_not_connected)
def get_noise_rejection_filter_async(self, filter_option):
self.noise_combo.setCurrentIndex(filter_option)
def get_wire_mode_async(self, mode):
self.wire_combo.setCurrentIndex(mode-2)
def cb_temperature(self, temperature):
self.current_value = temperature/100.0
self.temperature_label.setText('%8.02f' % (temperature/100.0))
def cb_resistance(self, resistance):
resistance_str = str(round(resistance*3900.0/(1 << 15), 1))
self.resistance_label.setText(resistance_str)
