Index: firmware/App/Controllers/DGInterface.c
===================================================================
diff -u -rea0ed778cde80abbb042a8a0a8ef56b3a434dfb2 -r0931b50383943421f0c0b85dcda738bb8b006a16
--- firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision ea0ed778cde80abbb042a8a0a8ef56b3a434dfb2)
+++ firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision 0931b50383943421f0c0b85dcda738bb8b006a16)
@@ -99,6 +99,7 @@
 
 // DG Dialysate flow rate
 static F32 dgDialysateFlowRateMlMin = 0.0;                          ///< Latest dialysate flow rate reported by the DG.
+static BOOL dgDialysateFlowDataFreshFlag = FALSE;                   ///< Flag to signal the execDialInFlowMonitor() to process fresh flow rate data
 
 // Reservoir data
 static DG_RESERVOIR_ID_T dgActiveReservoir = DG_RESERVOIR_2;    ///< Latest active reservoir reported by the DG.
@@ -135,7 +136,7 @@
     dgTrimmerTempSet = 0.0;
     dgActiveReservoirSet = DG_RESERVOIR_2;
     dgReservoirFillVolumeTargetSet = 0;
-    dgReservoirDrainVolumeTargetSet = 0;
+    dgReservoirDrainVolumeTargetSet = 0;
 
     // initialize load cell weights
     for ( i = 0; i < NUM_OF_LOAD_CELLS; i++ )
@@ -429,18 +430,35 @@
 
 /*********************************************************************//**
  * @brief
- * The getDGDialysateFlowRateMlMin function gets the latest dialysate flow
+ * The getDGDialysateFlowRateLMin function gets the latest dialysate flow
  * rate reported by the DG.
  * @details Inputs: dgDialysateFlowRateMlMin
  * @details Outputs: none
- * @return Latest dialysate flow rate reported by DG.
+ * @return Latest dialysate flow rate (in L/min) reported by DG.
  *************************************************************************/
-F32 getDGDialysateFlowRateMlMin( void )
+F32 getDGDialysateFlowRateLMin( void )
 {
     F32 result = dgDialysateFlowRateMlMin;
 
     return result;
 }
+
+/*********************************************************************//**
+ * @brief
+ * The getDialysateFlowDataFreshFlag function returns a flag to indicate
+ * if the dialysate flow rate data reported by the DG is fresh or stale data.
+ * @details Inputs: dgDialysateFlowDataFreshFlag
+ * @details Outputs: dgDialysateFlowDataFreshFlag
+ * @return T/F flag to indicate fresh/stale status of dialysate flow data.
+ *************************************************************************/
+BOOL getDialysateFlowDataFreshFlag( void )
+{
+    BOOL result = dgDialysateFlowDataFreshFlag;
+
+    dgDialysateFlowDataFreshFlag = FALSE;
+
+    return result;
+}
 
 /*********************************************************************//**
  * @brief
@@ -616,19 +634,19 @@
 
 /*********************************************************************//**
  * @brief
- * The setDialysateFlowData function sets the latest dialysate flow data
- * reported by the DG.
+ * The setDialysateFlowData function sets the latest dialysate flow rate
+ * and its freshness status. The dialysate flow data is reported by the DG.
  * @details Inputs: none
  * @details Outputs: dgDialysateFlowRateMlMin
- * @param flowRate latest dialysate flow rate (LPM) reported by DG
+ * @param flowRate latest dialysate flow rate (mL/min) reported by DG
  * @return none
  *************************************************************************/
 void setDialysateFlowData( F32 flowRate )
 {
     dgDialysateFlowRateMlMin = flowRate;
-    filterDialInFlowReadings( flowRate * (F32)ML_PER_LITER );
+    dgDialysateFlowDataFreshFlag = TRUE;
 }
-
+
 /*********************************************************************//**
  * @brief
  * The setNewLoadCellReadings function sets the latest DG reservoir load cell