Index: firmware/App/Modes/OperationModes.c
===================================================================
diff -u -rc230be1bd4296324bf5dfc288c212eb7c2ce5d2d -rd19a072db6880577f677093929b53445e34a33e3
--- firmware/App/Modes/OperationModes.c	(.../OperationModes.c)	(revision c230be1bd4296324bf5dfc288c212eb7c2ce5d2d)
+++ firmware/App/Modes/OperationModes.c	(.../OperationModes.c)	(revision d19a072db6880577f677093929b53445e34a33e3)
@@ -57,6 +57,7 @@
 /// DG operation mode data publish interval.
 static OVERRIDE_U32_T dgOpModePublishInterval = { BROADCAST_DG_OP_MODE_INTERVAL, BROADCAST_DG_OP_MODE_INTERVAL, 0, 0 };
 static U32 dataPublishCounter;                                                      ///< Interval counter used to determine when to broadcast operation mode.  Initialize to 11 to stagger broadcast.
+static U32 currentSubState;                                                         ///< The currently active sub state.
 
 /// This matrix determines legal transitions from one mode to another.
 static const DG_OP_MODE_T MODE_TRANSITION_TABLE[ NUM_OF_DG_MODES - 1 ][ NUM_OF_DG_MODES - 1 ] =
@@ -83,6 +84,7 @@
 static void transitionToNewOperationMode( DG_OP_MODE_T newMode );
 static U32  getDGOpModePublishInterval( void );
 static void broadcastOperationMode( void );
+static void sendOperationStatusEvent( void );
 
 /*********************************************************************//**
  * @brief
@@ -106,6 +108,7 @@
     lastMode           = DG_MODE_INIT;
     currentMode        = DG_MODE_INIT;
     currentSubMode     = 0;
+    currentSubState    = 0xFF;
     dataPublishCounter = DATA_PUBLISH_COUNTER_START_COUNT;
 
     transitionToNewOperationMode( DG_MODE_INIT );
@@ -137,6 +140,8 @@
 {
     DG_OP_MODE_T newMode;
     U32 priorSubMode = currentSubMode;
+    U32 priorOpMode =  currentMode;
+    U32 priorSubState = currentSubState;
 
     // any new mode requests?
     newMode = arbitrateModeRequest();   // will return current mode if no pending requests
@@ -220,9 +225,10 @@
             break;
     }
 
-    // Send sub-mode change event when appropriate
-    if ( priorSubMode != currentSubMode )
+    // Send operation status event when appropriate
+    if ( priorOpMode != currentMode || priorSubMode != currentSubMode || priorSubState != currentSubState )
     {
+        sendOperationStatusEvent();
         SEND_EVENT_WITH_2_U32_DATA( DG_EVENT_SUB_MODE_CHANGE, priorSubMode, currentSubMode )
     }
 
@@ -426,7 +432,47 @@
     return result;
 }
 
+/*********************************************************************//**
+ * @brief
+ * The setCurrentSubState function sets the current subState.
+ * @details Inputs: subState
+ * @details Outputs: currentSubState
+ * @param subState the enumerated sub state.
+ * @return none
+ *************************************************************************/
+void setCurrentSubState( U32 subState )
+{
+    currentSubState = subState;
+}
 
+/*********************************************************************//**
+ * @brief
+ * The sendOperationStatusEvent function constructs and sends an DG operation
+ * status event.
+ * @details Inputs: currentMode, currentSubMode, currentSubState
+ * @details Outputs: dat1, dat2.
+ * @param none
+ * @return none
+ *************************************************************************/
+static void sendOperationStatusEvent()
+{
+
+    EVENT_DATA_T dat1;
+    EVENT_DATA_T dat2;
+    U32 opData = ( (U08)currentMode +
+                 ( (U08)currentSubMode << SHIFT_8_BITS_FOR_BYTE_SHIFT ) +
+                 ( (U08)currentSubState << SHIFT_16_BITS_FOR_WORD_SHIFT ) );
+
+    dat2.dataType = EVENT_DATA_TYPE_U32;
+    dat2.data.uInt.data = 0;
+
+    dat1.dataType = EVENT_DATA_TYPE_U32;
+    dat1.data.uInt.data = opData;
+
+    sendEvent( DG_EVENT_OPERATION_STATUS, dat1, dat2 );
+}
+
+
 /*************************************************************************
  *                       TEST SUPPORT FUNCTIONS
  *************************************************************************/