Boot into OFF state, requiring explicit INIT (f.e. after other devices have been instantiated).

RCUSCC/RCUSCC/RCUSCC.py

@@ -51,14 +51,14 @@ class RCUSCC(Device):
         OFF     = Device is turned off, drops connection to the hardware,
 
     The following state transitions are implemented:
-        boot -> INIT:    Triggered by device. Device will initialise when it is started,
+        boot -> OFF:     Triggered by tango.  Device will be instantiated,
+        OFF  -> INIT:    Triggered by device. Device will initialise (connect to hardware, other devices),
         INIT -> STANDBY: Triggered by device. Device is initialised, and is ready for additional configuration by the user,
         STANDBY -> ON:   Triggered by user.   Device reports to be functional,
         * -> FAULT:      Triggered by device. Device has degraded to malfunctional, for example because the connection to the hardware is lost,
         * -> FAULT:      Triggered by user.   Emulate a forced malfunction for integration testing purposes,
         * -> OFF:        Triggered by user.   Device is turned off. Triggered by the Off() command,
         FAULT -> INIT:   Triggered by user.   Device is reinitialised to recover from an error,
-        OFF -> INIT:     Triggered by user.   Device is turned on again.
 
         The user triggers their transitions by the commands reflecting the target state (Init(), On(), Fault()).
     """
@@ -226,11 +226,16 @@ class RCUSCC(Device):
         self.debug_stream("Mapping OPC-UA MP/CP to attributes done.")
 
     def init_device(self):
-        """Initialises the attributes and properties of the RCUSCC."""
+        """ Instantiates the device in the OFF state. """
 
         # NOTE: Will delete_device first, if necessary
         Device.init_device(self)
 
+        self.set_state(DevState.OFF)
+
+    def initialise(self):
+        """Initialises the attributes and properties of the RCUSCC."""
+
         self.set_state(DevState.INIT)
 
         # Init the dict that contains attribute to OPC-UA MP/CP mappings.
@@ -453,7 +458,7 @@ class RCUSCC(Device):
         :return:None
         """
 
-        self.init_device()
+        self.initialise()
 
     @only_in_states([DevState.INIT])
     def Standby(self):