class ServoApp(QtGui.QMainWindow):
# This looks valid for TowerPro SG90 9G
START_POSITION = 800
END_POSITION = 2000
CURRENT_POSITION = None
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
QtCore.QObject.connect(self.ui.left, QtCore.SIGNAL("pressed()"),
self.move_left)
QtCore.QObject.connect(self.ui.right, QtCore.SIGNAL("pressed()"),
self.move_right)
self.mcu = pymcu.mcuModule()
self._prepare_servo()
def _prepare_servo(self):
self.mcu.pulseOut(1, self.START_POSITION, 40)
self.CURRENT_POSITION = self.START_POSITION
self.ui.label.setText(str(self.CURRENT_POSITION))
self._handle_edge_positions(self.CURRENT_POSITION)
def move_left(self):
self._move_servo(100)
def move_right(self):
self._move_servo(-100)
def _move_servo(self, modifier):
position = self._get_new_position(modifier)
if self._position_allowed(position):
self.mcu.pulseOut(1, position, 2)
self._update_current_position(position)
def _get_new_position(self, modifier):
return self.CURRENT_POSITION + modifier
def _update_current_position(self, position):
self.CURRENT_POSITION = position
self.ui.label.setText(str(position))
self._handle_edge_positions(position)
def _handle_edge_positions(self, position):
if position == self.START_POSITION:
self.ui.right.setEnabled(False)
else:
self.ui.right.setEnabled(True)
if position == self.END_POSITION:
self.ui.left.setEnabled(False)
else:
self.ui.left.setEnabled(True)
def _position_allowed(self, position):
return self.START_POSITION <= position <= self.END_POSITION
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
QtCore.QObject.connect(self.ui.left, QtCore.SIGNAL("pressed()"),
self.move_left)
QtCore.QObject.connect(self.ui.right, QtCore.SIGNAL("pressed()"),
self.move_right)
self.mcu = pymcu.mcuModule()
self._prepare_servo()
class ServoApp(QtGui.QMainWindow):
# This looks valid for TowerPro SG90 9G
START_POSITION = 800
END_POSITION = 2000
CURRENT_POSITION = None
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
QtCore.QObject.connect(self.ui.left, QtCore.SIGNAL("pressed()"), self.move_left)
QtCore.QObject.connect(self.ui.right, QtCore.SIGNAL("pressed()"), self.move_right)
self.mcu = pymcu.mcuModule()
self._prepare_servo()
def _prepare_servo(self):
self.mcu.pulseOut(1, self.START_POSITION, 40)
self.CURRENT_POSITION = self.START_POSITION
self.ui.label.setText(str(self.CURRENT_POSITION))
self._handle_edge_positions(self.CURRENT_POSITION)
def move_left(self):
self._move_servo(100)
def move_right(self):
self._move_servo(-100)
def _move_servo(self, modifier):
position = self._get_new_position(modifier)
if self._position_allowed(position):
self.mcu.pulseOut(1, position, 2)
self._update_current_position(position)
def _get_new_position(self, modifier):
return self.CURRENT_POSITION + modifier
def _update_current_position(self, position):
self.CURRENT_POSITION = position
self.ui.label.setText(str(position))
self._handle_edge_positions(position)
def _handle_edge_positions(self, position):
if position == self.START_POSITION:
self.ui.right.setEnabled(False)
else:
self.ui.right.setEnabled(True)
if position == self.END_POSITION:
self.ui.left.setEnabled(False)
else:
self.ui.left.setEnabled(True)
def _position_allowed(self, position):
return self.START_POSITION <= position <= self.END_POSITION
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
QtCore.QObject.connect(self.ui.left, QtCore.SIGNAL("pressed()"), self.move_left)
QtCore.QObject.connect(self.ui.right, QtCore.SIGNAL("pressed()"), self.move_right)
self.mcu = pymcu.mcuModule()
self._prepare_servo()
