272                 self._DoStopPLC()

   272                 self._DoStopPLC()

   273         return False

   273         return False

   274 

   274 

   275     def _DoStopPLC(self):

   275     def _DoStopPLC(self):

   276         self.PLCStatus = "Stopped"

   276         self.PLCStatus = "Stopped"

   277         self._stopPLC()

   278         self._stopPLC()

   278         if self._FreePLC():

   279         if self._FreePLC():

   279             self.PLCStatus = "Dirty"

   280             self.PLCStatus = "Dirty"

   280         self.StatusChange()

   281         self.StatusChange()

   281         return True

   282         return True

   391                       "LREAL" :      (ctypes.c_double, lambda x:x.value),

   392                       "LREAL" :      (ctypes.c_double, lambda x:x.value),

   392                       } 

   393                       } 

   393                            

   394                            

   394     def GetTraceVariables(self):

   395     def GetTraceVariables(self):

   395         """

   396         """

   397         """

   398         """

   398         if self.PLCStatus == "Started":

   399         if self.PLCStatus == "Started":

   399             tick = self._WaitDebugData()

   400             tick = self._WaitDebugData()

   400             if tick == -1:

   401             if tick == -1:

   401                 res = None

   402                 res = None