Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -ra1cce9bd6eaa93435e55d7328e24b39d521a266f -r3fc7575057616cba1efb317d41ded824a8a74eb4
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision a1cce9bd6eaa93435e55d7328e24b39d521a266f)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 3fc7575057616cba1efb317d41ded824a8a74eb4)
@@ -26,6 +26,7 @@
 #include "RTC.h"
 #include "LoadCell.h"
 #include "TemperatureSensors.h"
+#include "Heaters.h"
 
 // ********** private definitions **********
 
@@ -58,6 +59,13 @@
     F32 loadCellB2inGram;
 } LOAD_CELL_DATA_T;
 
+typedef struct
+{
+    U32 mainPrimayHeaterDC;
+    U32 smallPrimaryHeaterDC;
+    U32 trimmerHeaterDC;
+} HEATERS_DATA_T;
+
 #pragma pack(pop)
 
 // ********** private data **********
@@ -337,7 +345,7 @@
 
     // create a message record
     blankMessage( &msg );
-    msg.hdr.msgID = MSG_ID_LOAD_CELL_READINGS;
+    msg.hdr.msgID = MSG_ID_DG_HEATERS_DATA;
     msg.hdr.payloadLen = sizeof( LOAD_CELL_DATA_T );
 
     payload.loadCellA1inGram = loadCellA1;
@@ -353,7 +361,41 @@
     return result;
 }
 
+/*************************************************************************
+ * @brief
+ * The broadcastHeatersData function sends out DG heaters data
+ * @details
+ * Inputs : heaters data
+ * Outputs : heatears data msg constructed and queued
+ * @param mainPrimaryDC : main primary heater duty cycle
+ * @param smallPrimaryDC : small primary heater duty cycle
+ * @param trimmerDC : trimmer heater duty cycle
+ * @return TRUE if msg successfully queued for transmit, FALSE if not
+ *************************************************************************/
+BOOL broadcastHeatersData ( U32 mainPrimaryDC, U32 smallPrimaryDC, U32 trimmerDC )
+{
+    BOOL result;
+    MESSAGE_T msg;
+    U08 *payloadPtr = msg.payload;
+    HEATERS_DATA_T payload;
 
+    // create a message record
+    blankMessage( &msg );
+    msg.hdr.msgID = MSG_ID_DG_HEATERS_DATA;
+    msg.hdr.payloadLen = sizeof( HEATERS_DATA_T );
+
+    payload.mainPrimayHeaterDC = mainPrimaryDC;
+    payload.smallPrimaryHeaterDC = smallPrimaryDC;
+    payload.trimmerHeaterDC = trimmerDC;
+
+    memcpy( payloadPtr, &payload, sizeof( HEATERS_DATA_T ) );
+
+    // serialize the message (w/ sync, CRC, and appropriate CAN padding) and add serialized message data to appropriate comm buffer
+    result = serializeMessage( msg, COMM_BUFFER_OUT_CAN_DG_BROADCAST, ACK_NOT_REQUIRED );
+
+    return result;
+}
+
 /*************************************************************************
  *                       TEST SUPPORT FUNCTIONS
  *************************************************************************/
@@ -523,10 +565,23 @@
  * @param message : a pointer to the message to handle
  * @return none
  *************************************************************************/
-DATA_ARRAY_OVERRIDE_HANDLER_FUNC_U32( BOOL, handleTestTemperatureSensorsOverrideRequest,
+DATA_ARRAY_OVERRIDE_HANDLER_FUNC_F32( BOOL, handleTestTemperatureSensorsOverrideRequest, \
                                       testSetMeasuredTemperatureOverride, testResetMeasuredTemperatureOverride )
 
 /*************************************************************************
+ * @brief
+ * The handleTestHeatersDataPublishOverrideRequest function handles \n
+ * a request to override the publish interval of heaters data
+ * @details
+ * Inputs : none
+ * Outputs : message handled
+ * @param message : a pointer to the message to handle
+ * @return none
+ *************************************************************************/
+DATA_OVERRIDE_HANDLER_FUNC_U32( BOOL, handleTestHeatersDataPublishOverrideRequest, \
+                                testSetHeatersPublishIntervalOverride, testResetHeatersPublishIntervalOverride )
+
+/*************************************************************************
  * @brief handleSetRTCTimestamp
  * The handleSetRTCTimestamp function handles a request to write time and
  * date to RTC