Index: firmware/App/Services/Messaging.c
===================================================================
diff -u -r52ded7b22d4b413aa8182f1343e4fbb78e8c3b0a -r090cfb22a7c0b4738299c3fb411ca77aaba8d968
--- firmware/App/Services/Messaging.c	(.../Messaging.c)	(revision 52ded7b22d4b413aa8182f1343e4fbb78e8c3b0a)
+++ firmware/App/Services/Messaging.c	(.../Messaging.c)	(revision 090cfb22a7c0b4738299c3fb411ca77aaba8d968)
@@ -69,13 +69,15 @@
 /// Message handling function lookup table
 static const U16 MSG_FUNCTION_HANDLER_LOOKUP[] = {
     MSG_ID_TESTER_LOGIN_REQUEST,
-    MSG_ID_DD_SOFTWARE_RESET_REQUEST
+    MSG_ID_DD_SOFTWARE_RESET_REQUEST,
+    MSG_ID_TD_OP_MODE_DATA
 };
 
 /// Message handling function table
 static const MsgFuncPtr MSG_FUNCTION_HANDLERS[] = {
     &handleTesterLogInRequest,
-    &handleDDSoftwareResetRequest
+    &handleDDSoftwareResetRequest,
+    &handleSetTDOperationMode
 };
 
 #define NUM_OF_FUNCTION_HANDLERS (sizeof(MSG_FUNCTION_HANDLERS) / sizeof(MsgFuncPtr))
@@ -100,8 +102,10 @@
  * bit of the sequence # is set if ACK is required per parameter.  A sync byte
  * is inserted at the beginning of the message and an 8-bit CRC is appended to
  * the end of the message. The message is queued for transmission in the given buffer.
- * @details Inputs: none
- * @details Outputs: given data array populated with serialized message data and queued for transmit.
+ * @details \b Inputs: none
+ * @details \b Outputs: given data array populated with serialized message data and
+ * queued for transmit.
+ * @details \b Alarm: ALARM_ID_DD_SOFTWARE_FAULT when pending ACK list is full.
  * @param msg message to serialize
  * @param buffer outgoing buffer that message should be queued in
  * @param ackReq is an acknowledgement from receiver required?
@@ -179,8 +183,8 @@
  * @brief
  * The sendACKMsg function constructs and queues for transmit an ACK message
  * for a given received message.
- * @details Inputs: none
- * @details Outputs: ACK message queued for transmit on broadcast CAN channel.
+ * @details \b Inputs: none
+ * @details \b Outputs: ACK message queued for transmit on broadcast CAN channel.
  * @param message message to send an ACK for
  * @return TRUE if ACK message queued successfully, FALSE if not
  *************************************************************************/
@@ -208,8 +212,8 @@
  * @brief
  * The sendTestAckResponseMsg function constructs a simple response message for
  * a handled test message and queues it for transmit on the appropriate CAN channel.
- * @details Inputs: none
- * @details Outputs: response message constructed and queued for transmit.
+ * @details \b Inputs: none
+ * @details \b Outputs: response message constructed and queued for transmit.
  * @param msgID ID of handled message that we are responding to
  * @param buffer outgoing buffer that message should be queued in
  * @param ack TRUE if test message was handled successfully, FALSE if not
@@ -236,8 +240,8 @@
  * @brief
  * The getMsgHandler function finds the appropriate handler function
  * for the given message.
- * @details Inputs: MSG_FUNCTION_HANDLER_LOOKUP[], MSG_FUNCTION_HANDLERS[]
- * @details Outputs: none
+ * @details \b Inputs: MSG_FUNCTION_HANDLER_LOOKUP[], MSG_FUNCTION_HANDLERS[]
+ * @details \b Outputs: none
  * @param msgID ID of message to find handler function for
  * @return pointer to appropriate function to handle given message
  *************************************************************************/
@@ -262,8 +266,8 @@
  * @brief
  * The handleIncomingMessage function calls the appropriate handler function
  * for the given message.
- * @details Inputs: none
- * @details Outputs: Appropriate message handler function called
+ * @details \b Inputs: none
+ * @details \b Outputs: Appropriate message handler function called
  * @param message Incoming message to handle
  * @return none
  *************************************************************************/
@@ -308,8 +312,8 @@
  * @brief
  * The sendEvent function constructs an DG event message to the UI and
  * queues the msg for transmit on the appropriate CAN channel.
- * @details Inputs: none
- * @details Outputs: DG event msg constructed and queued.
+ * @details \b Inputs: none
+ * @details \b Outputs: DG event msg constructed and queued.
  * @param event Enumeration of event type that occurred
  * @param dat1 First data associated with event
  * @param dat2 Second data associated with event
@@ -345,8 +349,8 @@
  * @brief
  * The broadcastAlarmTriggered function constructs an alarm triggered msg to
  * be broadcast and queues the msg for transmit on the appropriate CAN channel.
- * @details Inputs: none
- * @details Outputs: alarm triggered msg constructed and queued.
+ * @details \b Inputs: none
+ * @details \b Outputs: alarm triggered msg constructed and queued.
  * @param alarm ID of alarm triggered
  * @param almData1 1st data associated with alarm
  * @param almData2 2nd data associated with alarm
@@ -391,8 +395,8 @@
  * @brief
  * The broadcastAlarmCleared function constructs an alarm cleared msg to be
  * broadcast and queues the msg for transmit on the appropriate CAN channel.
- * @details Inputs: none
- * @details Outputs: alarm cleared msg constructed and queued.
+ * @details \b Inputs: none
+ * @details \b Outputs: alarm cleared msg constructed and queued.
  * @param alarm ID of alarm cleared
  * @return TRUE if msg successfully queued for transmit, FALSE if not
  *************************************************************************/
@@ -420,8 +424,8 @@
  * The broadcastAlarmConditionCleared function constructs an alarm condition
  * cleared msg to be broadcast and queues the msg for transmit on the
  * appropriate CAN channel.
- * @details Inputs: none
- * @details Outputs: alarm condition cleared msg constructed and queued.
+ * @details \b Inputs: none
+ * @details \b Outputs: alarm condition cleared msg constructed and queued.
  * @param alarm ID of alarm which alarm condition is cleared
  * @return TRUE if msg successfully queued for transmit, FALSE if not
  *************************************************************************/
@@ -444,6 +448,41 @@
     return result;
 }
 
+// ***********************************************************************
+// **************** Message Handling Helper Functions ********************
+// ***********************************************************************
+
+/*********************************************************************//**
+ * @brief
+ * The handleSetTDOperationMode function receives the TD operation modes data
+ * publish message.
+ * @details \b Inputs: none
+ * @details \b Outputs: none
+ * @param message a pointer to the message to handle
+ * @return TRUE if msg successfully queued for transmit, FALSE if not
+ *************************************************************************/
+BOOL handleSetTDOperationMode( MESSAGE_T *message )
+{
+    BOOL status     = FALSE;
+    U08* payloadPtr = message->payload;
+
+    // HD mode broadcast is operations mode and submode so 8 bytes
+    if ( message->hdr.payloadLen == sizeof( U32 ) + sizeof( U32 ) )
+    {
+        U32 mode    = 0;
+        U32 subMode = 0;
+
+        memcpy( &mode, payloadPtr, sizeof( U32 ) );
+        payloadPtr += sizeof( U32 );
+        memcpy( &subMode, payloadPtr, sizeof( U32 ) );
+
+        setTDOperationMode( mode, subMode );
+        status = TRUE;
+    }
+
+    return status;
+}
+
 /*************************************************************************
  *                       TEST SUPPORT FUNCTIONS
  *************************************************************************/
@@ -453,8 +492,8 @@
  * @brief
  * The isTestingActivated function determines whether a tester has successfully
  * logged in to activate testing functionality.
- * @details Inputs: testerLoggedIn
- * @details Outputs: none
+ * @details \b Inputs: testerLoggedIn
+ * @details \b Outputs: none
  * @return TRUE if a tester has logged in to activate testing, FALSE if not
  *************************************************************************/
 BOOL isTestingActivated( void )
@@ -466,8 +505,8 @@
  * @brief
  * The setTesterStatusToLoggedOut function sets the status of the tester to
  * logged out.
- * @details Inputs: none
- * @details Outputs: testerLoggedIn
+ * @details \b Inputs: none
+ * @details \b Outputs: testerLoggedIn
  * @return none
  *************************************************************************/
 void setTesterStatusToLoggedOut( void )
@@ -479,8 +518,8 @@
  * @brief
  * The sendTestAckResponseMsg function constructs a simple response message for
  * a handled test message and queues it for transmit on the appropriate UART channel.
- * @details Inputs: none
- * @details Outputs: response message constructed and queued for transmit.
+ * @details \b Inputs: none
+ * @details \b Outputs: response message constructed and queued for transmit.
  * @param msgID ID of handled message that we are responding to
  * @param ack TRUE if test message was handled successfully, FALSE if not
  * @return TRUE if response message successfully queued for transmit, FALSE if not
@@ -505,8 +544,8 @@
 /*********************************************************************//**
  * @brief
  * The handleTesterLogInRequest function handles a request to login as a tester.
- * @details Inputs: none
- * @details Outputs: message handled
+ * @details \b Inputs: none
+ * @details \b Outputs: message handled
  * @param message a pointer to the message to handle
  * @return none
  *************************************************************************/
@@ -534,8 +573,8 @@
  * @brief
  * The handleTDSoftwareResetRequest function handles a request to reset the
  * TD firmware processor.
- * @details Inputs: none
- * @details Outputs: message handled
+ * @details \b Inputs: none
+ * @details \b Outputs: message handled
  * @param message a pointer to the message to handle
  * @return FALSE if reset command rejected (won't return if reset successful)
  *************************************************************************/