Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -re85815f8334417aa2ffac8bc366d25ed72ab4e1e -ra74a984a7059f75d86ad87d6d9499bd8f94cc976
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision e85815f8334417aa2ffac8bc366d25ed72ab4e1e)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision a74a984a7059f75d86ad87d6d9499bd8f94cc976)
@@ -42,6 +42,7 @@
 {
     U08 confirmed;                              // 1 = confirmed, 0 = rejected/timed out
 } OFF_BUTTON_MESSAGE_FROM_UI_PAYLOAD_T;
+
 typedef struct
 {
     U32 alarmState;                             // 0 = no alarms, 1 = low priority, 2 = medium priority, 3 = high priority
@@ -71,6 +72,14 @@
     F32 doPumpOcclusion;
 } PRESSURE_OCCLUSION_DATA_T;
 
+typedef struct
+{
+    F32 res1PrimaryLoadCell;
+    F32 res1BackupLoadCell;
+    F32 res2PrimaryLoadCell;
+    F32 res2BackupLoadCell;
+} LOAD_CELL_READINGS_PAYLOAD_T;
+
 #pragma pack(pop)
 
 // ********** private data **********
@@ -235,6 +244,34 @@
 }
 
 /*************************************************************************
+ * @brief handleDGCheckIn
+ * The handleDGCheckIn function handles a check-in from the DG.
+ * @details
+ * Inputs : none
+ * Outputs : check in the DG with the SystemComm module.
+ * @param message : a pointer to the message to handle
+ * @return none
+ *************************************************************************/
+void handleDGCheckIn( MESSAGE_T *message )
+{
+    checkInFromDG();
+}
+
+/*************************************************************************
+ * @brief handleUICheckIn
+ * The handleUICheckIn function handles a check-in from the UI.
+ * @details
+ * Inputs : none
+ * Outputs : check in the UI with the SystemComm module.
+ * @param message : a pointer to the message to handle
+ * @return none
+ *************************************************************************/
+void handleUICheckIn( MESSAGE_T *message )
+{
+    checkInFromUI();
+}
+
+/*************************************************************************
  * @brief handleOffButtonConfirmMsgFromUI
  * The handleOffButtonConfirmMsgFromUI function handles a response to an \n
  * off button message to the UI.
@@ -253,6 +290,24 @@
 }
 
 /*************************************************************************
+ * @brief
+ * The handleLoadCellReadingsFromDG function handles a load cell readings \n
+ * message from the DG.
+ * @details
+ * Inputs : none
+ * Outputs : message handled
+ * @param message : a pointer to the message to handle
+ * @return none
+ *************************************************************************/
+void handleLoadCellReadingsFromDG( MESSAGE_T *message )
+{
+    LOAD_CELL_READINGS_PAYLOAD_T payload;
+
+    memcpy( &payload, message->payload, sizeof(LOAD_CELL_READINGS_PAYLOAD_T) );
+    setNewLoadCellReadings( payload.res1PrimaryLoadCell, payload.res1BackupLoadCell, payload.res2PrimaryLoadCell, payload.res2BackupLoadCell );
+}
+
+/*************************************************************************
  * @brief broadcastAlarmStatus
  * The broadcastAlarmStatus function constructs an alarm status msg to \n
  * be broadcast and queues the msg for transmit on the appropriate CAN channel.
@@ -449,6 +504,35 @@
 }
 
 /*************************************************************************
+ * @brief broadcastDialInFlowData
+ * The broadcastDialInFlowData function constructs a dialysate outlet flow data \n
+ * msg to be broadcast and queues the msg for transmit on the appropriate CAN channel.
+ * @details
+ * Inputs : none
+ * Outputs : dialysate out flow data msg constructed and queued.
+ * @param dialOutFlowData : Pointer to the dialysate out flow data record.
+ * @return TRUE if msg successfully queued for transmit, FALSE if not
+ *************************************************************************/
+BOOL broadcastDialOutFlowData( DIAL_OUT_FLOW_DATA_T *dialOutFlowData )
+{
+    BOOL result;
+    MESSAGE_T msg;
+    U08 *payloadPtr = msg.payload;
+
+    // create a message record
+    blankMessage( &msg );
+    msg.hdr.msgID = MSG_ID_DIALYSATE_OUT_FLOW_DATA;
+    msg.hdr.payloadLen = sizeof( DIAL_OUT_FLOW_DATA_T );
+
+    memcpy( payloadPtr, &dialOutFlowData, sizeof( DIAL_OUT_FLOW_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_HD_BROADCAST, ACK_NOT_REQUIRED );
+
+    return result;
+}
+
+/*************************************************************************
  * @brief broadcastPresOcclData
  * The broadcastPresOcclData function constructs a pres/occl data msg to \n
  * be broadcast and queues the msg for transmit on the appropriate CAN channel.
@@ -517,36 +601,8 @@
     return result;
 }
 
-/*************************************************************************
- * @brief handleDGCheckIn
- * The handleDGCheckIn function handles a check-in from the DG.
- * @details
- * Inputs : none
- * Outputs : check in the DG with the SystemComm module.
- * @param message : a pointer to the message to handle
- * @return none
- *************************************************************************/
-void handleDGCheckIn( MESSAGE_T *message )
-{
-    checkInFromDG();
-}
 
 /*************************************************************************
- * @brief handleUICheckIn
- * The handleUICheckIn function handles a check-in from the UI.
- * @details
- * Inputs : none
- * Outputs : check in the UI with the SystemComm module.
- * @param message : a pointer to the message to handle
- * @return none
- *************************************************************************/
-void handleUICheckIn( MESSAGE_T *message )
-{
-    checkInFromUI();
-}
-
-
-/*************************************************************************
  *                       TEST SUPPORT FUNCTIONS
  *************************************************************************/