Index: firmware/App/Services/DDInterface.c
===================================================================
diff -u -re7e2fef9fda6c6e876f7aba1c8f837d8aa713392 -rd1abd0eba39f6eb00e7d1022628605cd45a63b32
--- firmware/App/Services/DDInterface.c	(.../DDInterface.c)	(revision e7e2fef9fda6c6e876f7aba1c8f837d8aa713392)
+++ firmware/App/Services/DDInterface.c	(.../DDInterface.c)	(revision d1abd0eba39f6eb00e7d1022628605cd45a63b32)
@@ -42,6 +42,7 @@
 static F32 dialysatePressure;                                               ///< Current dialysate pressure reported by DD.
 static BOOL ddStartCommandSent;                                             ///< Flag indicates command to start DD has been sent.
 static BOOL ddStarted;                                                      ///< Flag indicates whether we have commanded the DD to start or stop.
+static BOOL isDialysateGoodtoDeliver;                                       ///< Flag indicating whether dialysate is good to deliver.
 
 static BOOL ddOpModeDataFreshFlag;                                          ///< Flag to signal the handleDDOpMode() to process fresh dd op mode data.
 static BOOL ddDialysatePressureFreshFlag;                                   ///< Flag to signal
@@ -71,7 +72,9 @@
     ddCurrentOpMode                         = DD_MODE_INIT;
     ddSubMode                               = 0;
     dialysatePressure                       = 0.0F;
+    isDialysateGoodtoDeliver                = FALSE;
 
+
     ddOpModeDataFreshFlag                   = FALSE;
     ddDialysatePressureFreshFlag            = FALSE;
 
@@ -245,6 +248,38 @@
 
 /*********************************************************************//**
  * @brief
+ * The setDialysateData function sets the latest DD dialysate data reported by
+ * the DD (called by DD published message handler).
+ * @details \b Alarm: ALARM_ID_TD_SOFTWARE_FAULT if message is invalid.
+ * @details \b Inputs: none
+ * @details \b Outputs: isDialysateGoodtoDeliver
+ * @param message Pointer to the DD dialysate mode data broadcast message
+ * @return TRUE if message handled successfully, FALSE if not
+ *************************************************************************/
+BOOL setDialysateData( MESSAGE_T *message )
+{
+    BOOL result = FALSE;
+    GEN_DIALYSATE_MODE_DATA_T payload;
+
+    // parse message payload
+    memcpy( &payload, &message->payload[ 0 ], sizeof( GEN_DIALYSATE_MODE_DATA_T ) );
+
+    if ( message->hdr.payloadLen == sizeof( GEN_DIALYSATE_MODE_DATA_T )  )
+    {
+        isDialysateGoodtoDeliver = payload.isDialysateGoodtoDeliver;
+        result = TRUE;
+    }
+    else
+    {
+#ifndef TEST_UI_ONLY
+        SET_ALARM_WITH_2_U32_DATA( ALARM_ID_TD_SOFTWARE_FAULT, SW_FAULT_ID_INVALID_DD_DIALYSATE_DATA, (U32)message->hdr.payloadLen );
+#endif
+    }
+    return result;
+}
+
+/*********************************************************************//**
+ * @brief
  * The getDialysatePressure function gets the latest reported dialysate
  * pressure.
  * @details \b Inputs: dialysatePressure
@@ -258,6 +293,20 @@
 
 /*********************************************************************//**
  * @brief
+ * The getDialysateGoodToDeliverStatus function gets the status
+ * whether dialysate is good to deliver
+ * pressure.
+ * @details \b Inputs: isDialysateGoodtoDeliver
+ * @details \b Outputs: none
+ * @return Latest dialysate good to delivery status.
+ *************************************************************************/
+BOOL getDialysateGoodToDeliverStatus( void )
+{
+    return isDialysateGoodtoDeliver;
+}
+
+/*********************************************************************//**
+ * @brief
  * The setDialysatePressure function sets the latest dialysate pressure
  * reported by the DD sub-system.
  * @details \b Alarm: ALARM_ID_TD_SOFTWARE_FAULT if message invalid.
@@ -321,7 +370,6 @@
 #ifndef TEST_UI_ONLY
     sendMessage( MSG_ID_DD_PRE_GEN_DIALYSATE_REQUEST_DATA, COMM_BUFFER_OUT_CAN_TD_2_DD, (U08*)(&preGenDialysateCmdSet), sizeof( PRE_GEN_DIALYSATE_REQ_PAYLOAD_T ) );
 #endif
-//    ddStartCommandSent = TRUE;
 }
 
 /*********************************************************************//**